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Executive's DNS Intelligence Brief

Board-level domain security assessment — anva.ch

29 Apr 2026, 13:15 UTC · 8.4s · SHA-3-512: 46f7✱✱✱✱ Verify
DNS Security & Trust Posture
Risk Level: Low Risk
6 protocols configured, 3 not configured
Analysis Confidence
MODERATE
Resolver agreement is inconsistent for some protocols, limiting confidence. Data currency and system maturity are adequate.
Email Spoofing
Protected
Brand Impersonation
Not Set Up
DNS Tampering
Unsigned
Certificate Control
Configured
What Requires Attention
No urgent actions detected. Domain security posture is well-maintained.
The BIG Questions
Can this domain be impersonated by email? No SPF and DMARC reject policy enforced
Can DNS itself be tampered with? Possible DNSSEC is not deployed, DNS responses are not cryptographically verified
Can this brand be convincingly faked? Possible DMARC reject policy blocks email spoofing (RFC 7489 §6.3) and CAA restricts certificate issuance (RFC 8659 §4), but no BIMI brand verification — lookalike domains display identically in inboxes without visual proof of authenticity
Is mail transport encryption enforced? Yes MTA-STS enforces TLS for all inbound mail delivery
Is certificate issuance controlled? Yes CAA records restrict which certificate authorities may issue certificates
Does this domain publish AI agent instructions? Yes llms.txt and llms-full.txt published — AI models receive structured context about this domain
Is AI crawling of our content controlled? No robots.txt present but does not block AI crawlers — content may be freely scraped
Has someone manipulated AI recommendations about us? No No indicators of AI recommendation manipulation found
Are there hidden AI prompts on our site? No No hidden prompt artifacts found in page source
Domain Overview
Registrar Unknown
Email Provider Unknown
Web Hosting Unknown
DNS Hosting Unknown

Technical Findings

Email Authentication
Can this domain be impersonated by email? No — SPF and DMARC reject policy enforced
SPF (Sender Policy) Configured
DMARC (Policy) Configured Policy: reject
DKIM (Signatures) Configured
Mail Posture Strongly Protected
Mail Transport Security
Is mail transport encryption enforced? Yes — MTA-STS enforces TLS for all inbound mail delivery
MTA-STS Active Mode: enforce
DANE / TLSA Hosted Provider No DANE/TLSA records found (checked 1 MX host)
TLS-RPT (Reporting) Configured
Mail Transport Enforced Policy-assessed 2 probes
DNS Security
Can DNS itself be tampered with? Possible — DNSSEC is not deployed, DNS responses are not cryptographically verified
DNSSEC Partial
DNSSEC not configured - DNS responses are unsigned
NS Delegation Healthy
Delegation Consistency 1 Issue
NS Fleet Health Healthy Diversity: Good
Brand & Certificate Controls
Can this brand be convincingly faked? Possible — DMARC reject policy blocks email spoofing (RFC 7489 §6.3) and CAA restricts certificate issuance (RFC 8659 §4), but no BIMI brand verification — lookalike domains display identically in inboxes without visual proof of authenticity
Is certificate issuance controlled? Yes — CAA records restrict which certificate authorities may issue certificates
BIMI (Brand Logo) Not Configured
CAA (Certificate) Configured
AI Surface Scanner Governance Active
Does this domain publish AI agent instructions? Yes — llms.txt and llms-full.txt published — AI models receive structured context about this domain
Is AI crawling of our content controlled? No — robots.txt present but does not block AI crawlers — content may be freely scraped
Has someone manipulated AI recommendations about us? No — No indicators of AI recommendation manipulation found
Are there hidden AI prompts on our site? No — No hidden prompt artifacts found in page source
LLM Context File llms.txt Found Domain provides structured context for AI models Extended
AI Crawler Governance Not Blocking No AI crawler restrictions found in robots.txt
Poisoning Indicators None Found No AI recommendation poisoning indicators detected
Hidden Prompt Artifacts None Found No hidden prompt artifacts detected
Public Exposure Clear No secrets detected in publicly accessible source
Priority Actions 2 total Achievable: Secure
Medium Enable DNSSEC

DNSSEC is not enabled for this domain. DNSSEC provides cryptographic authentication of DNS responses, preventing cache poisoning and DNS spoofing attacks.

Low Add BIMI Record

Your domain has DMARC reject — you qualify for BIMI, which displays your brand logo in receiving email clients that support it (Gmail, Apple Mail, Yahoo).

Appendix — Additional Resources

Full technical details including raw DNS records, DKIM public keys, IP/ASN mappings, resolver consensus evidence, and verification commands are available in the Engineer's DNS Intelligence Report.

View Engineer's DNS Intelligence Report

Appendix — What AIs Are Being Told About This Organization What do AI systems see when they query this domain?

The following content is served to AI systems (ChatGPT, Gemini, Claude, Perplexity, and others) when they visit this domain. This is the organization's machine-readable narrative — it shapes how AI models describe, recommend, and represent this brand in conversations worldwide.

llms.txt (https://anva.ch/.well-known/llms.txt)
<!DOCTYPE html>
<html lang="de">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>ANVA - Advanced Network & Virtualization Academy</title>
    <link href="https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css" rel="stylesheet">
    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css" rel="stylesheet">
    <link href="css/style.css" rel="stylesheet">
    <meta name="description" content="ANVA - Führende Akademie für Netzwerktechnik und Virtualisierung in der Schweiz">
    <meta name="keywords" content="Netzwerktechnik, Virtualisierung, Cloud, Security, Automation, AI/ML, Schulungen">
</head>
<body class="bg-gray-50">
    <!-- Navigation -->
    <nav class="bg-white shadow-lg fixed w-full z-50">
        <div class="max-w-7xl mx-auto px-4">
            <div class="flex justify-between items-center h-16">
                <div class="flex items-center">
                    <div class="flex-shrink-0">
                        <h1 class="text-2xl font-bold text-blue-600">ANVA</h1>
                        <p class="text-xs text-gray-500">Advanced Network Academy</p>
                    </div>
                </div>
                <div class="hidden md:block">
                    <div class="ml-10 flex items-baseline space-x-4">
                        <a href="#home" class="nav-link text-blue-600 font-medium">Home</a>
                        <div class="relative group">
                            <a href="#networking" class="nav-link">Networking</a>
                            <div class="absolute left-0 mt-2 w-48 bg-white rounded-md shadow-lg opacity-0 invisible group-hover:opacity-100 group-hover:visible transition-all duration-300">
                                <div class="py-1">
                                    <a href="networking/grundlagen.html" class="block px-4 py-2 text-sm text-gray-700 hover:bg-blue-50">Grundlagen der Netzwerktechnik</a>
                                </div>
                            </div>
                        </div>
                        <a href="#virtualization" class="nav-link">Virtualization</a>
                        <a href="#cloud" class="nav-link">Cloud</a>
                        <a href="#security" class="nav-link">Security</a>
                        <a href="#automation" class="nav-link">Automation</a>
                        <a href="#ai-ml" class="nav-link">AI/ML</a>
                        <a href="#contact" class="nav-link">Kontakt</a>
                    </div>
                </div>
                <div class="md:hidden">
                    <button id="mobile-menu-button" class="text-gray-500 hover:text-gray-600">
                        <i class="fas fa-bars text-xl"></i>
                    </button>
                </div>
            </div>
        </div>
        <!-- Mobile menu -->
        <div id="mobile-menu" class="md:hidden hidden">
            <div class="px-2 pt-2 pb-3 space-y-1 sm:px-3 bg-white border-t">
                <a href="#home" class="mobile-nav-link">Home</a>
                <a href="networking/grundlagen.html" class="mobile-nav-link">Networking - Grundlagen</a>
                <a href="#virtualization" class="mobile-nav-link">Virtualization</a>
                <a href="#cloud" class="mobile-nav-link">Cloud</a>
                <a href="#security" class="mobile-nav-link">Security</a>
                <a href="#automation" class="mobile-nav-link">Automation</a>
                <a href="#ai-ml" class="mobile-nav-link">AI/ML</a>
                <a href="#contact" class="mobile-nav-link">Kontakt</a>
            </div>
        </div>
    </nav>

    <!-- Hero Section -->
    <section id="home" class="pt-16 bg-gradient-to-br from-blue-600 via-blue-700 to-green-600 text-white">
        <div class="max-w-7xl mx-auto px-4 py-20">
            <div class="text-center">
                <h1 class="text-5xl md:text-6xl font-bold mb-6 animate-fade-in">
                    Advanced Network & Virtualization Academy
                </h1>
                <p class="text-xl md:text-2xl mb-8 opacity-90 animate-slide-up">
                    Führende Schweizer Akademie für moderne IT-Infrastrukturen
                </p>
                <div class="flex flex-col md:flex-row gap-4 justify-center animate-slide-up">
                    <a href="networking/grundlagen.html" class="bg-white text-blue-600 px-8 py-3 rounded-lg font-semibold hover:bg-gray-100 transition-colors">
                        <i class="fas fa-network-wired mr-2"></i>
                        Netzwerktechnik Grundlagen
                    </a>
                    <a href="#contact" class="border-2 border-white text-white px-8 py-3 rounded-lg font-semibold hover:bg-white hover:text-blue-600 transition-colors">
                        <i class="fas fa-envelope mr-2"></i>
                        Kontakt aufnehmen
                    </a>
                </div>
            </div>
        </div>
    </section>

    <!-- Training Areas -->
    <section id="training-areas" class="py-20 bg-white">
        <div class="max-w-7xl mx-auto px-4">
            <div class="text-center mb-16">
                <h2 class="text-4xl font-bold text-gray-800 mb-4">Unsere Schulungsbereiche</h2>
                <p class="text-xl text-gray-600">Umfassende Ausbildung in modernen IT-Technologien</p>
            </div>
            
            <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-8">
                <!-- Networking -->
                <div class="training-card group">
                    <div class="bg-gradient-to-br from-blue-500 to-blue-600 text-white p-6 rounded-lg shadow-lg hover:shadow-xl transition-all duration-300 transform hover:-translate-y-2">
                        <div class="text-center">
                            <i class="fas fa-network-wired text-4xl mb-4"></i>
                            <h3 class="text-2xl font-bold mb-3">Networking</h3>
                            <p class="mb-4 opacity-90">Grundlagen bis Advanced Concepts</p>
                            <ul class="text-sm space-y-2 mb-6">
                                <li>• OSI-Modell & TCP/IP</li>
                                <li>• IPv4/IPv6 & Subnetting</li>
                                <li>• Routing & Switching</li>
                                <li>• SD-WAN & NFV</li>
                                <li>• HPE Aruba Networking</li>
                            </ul>
                            <a href="networking/grundlagen.html" class="inline-block bg-white text-blue-600 px-6 py-2 rounded-lg font-semibold hover:bg-gray-100 transition-colors">
                                Mehr erfahren
                            </a>
                        </div>
                    </div>
                </div>

                <!-- Virtualization -->
                <div class="training-card">
                    <div class="bg-gradient-to-br from-purple-500 to-purple-600 text-white p-6 rounded-lg shadow-lg hover:shadow-xl transition-all duration-300 transform hover:-translate-y-2">
                        <div class="text-center">
                            <i class="fas fa-cubes text-4xl mb-4"></i>
                            <h3 class="text-2xl font-bold mb-3">Virtualization</h3>
                            <p class="mb-4 opacity-90">VMware, Hyper-V & Container</p>
                            <ul class="text-sm space-y-2 mb-6">
                                <li>• VMware vSphere</li>
                                <li>• Microsoft Hyper-V</li>
                                <li>• Docker & Kubernetes</li>
                                <li>• Storage Virtualization</li>
                                <li>• Network Virtualization</li>
                            </ul>
                            <a href="#virtualization" class="inline-block bg-white text-purple-600 px-6 py-2 rounded-lg font-semibold hover:bg-gray-100 transition-colors">
                                Bald verfügbar
                            </a>
                        </div>
                    </div>
                </div>

                <!-- Cloud -->
                <div class="training-card">
                    <div class="bg-gradient-to-br from-green-500 to-green-600 text-white p-6 rounded-lg shadow-lg hover:shadow-xl transition-all duration-300 transform hover:-translate-y-2">
                        <div class="text-center">
                            <i class="fas fa-cloud text-4xl mb-4"></i>
                            <h3 class="text-2xl font-bold mb-3">Cloud</h3>
                            <p class="mb-4 opacity-90">AWS, Azure & Multi-Cloud</p>
                            <ul class="text-sm space-y-2 mb-6">
                                <li>• AWS Fundamentals</li>
                                <li>• Microsoft Azure</li>
                                <li>• Google Cloud Platform</li>
                                <li>• Multi-Cloud Strategies</li>
                                <li>• HPE GreenLake</li>
                            </ul>
                            <a href="#cloud" class="inline-block bg-white text-green-600 px-6 py-2 rounded-lg font-semibold hover:bg-gray-100 transition-colors">
                                Bald verfügbar
                            </a>
                        </div>
                    </div>
                </div>

                <!-- Security -->
                <div class="training-card">
                    <div class="bg-gradient-to-br from-red-500 to-red-600 text-white p-6 rounded-lg shadow-lg hover:shadow-xl transition-all duration-300 transform hover:-translate-y-2">
                        <div class="text-center">
                            <i class="fas fa-shield-alt text-4xl mb-4"></i>
                            <h3 class="text-2xl font-bold mb-3">Security</h3>
                            <p class="mb-4 opacity-90">Cybersecurity & Zero Trust</p>
                            <ul class="text-sm space-y-2 mb-6">
                                <li>• Network Security</li>
                                <li>• Zero Trust Architecture</li>
                                <li>• SASE & Secure SD-WAN</li>
                                <li>• Identity Management</li>
                                <li>• Threat Detection</li>
                            </ul>
                            <a href="#security" class="inline-block bg-white text-red-600 px-6 py-2 rounded-lg font-semibold hover:bg-gray-100 transition-colors">
                                Bald verfügbar
                            </a>
                        </div>
                    </div>
                </div>

                <!-- Automation -->
                <div class="training-card">
                    <div class="bg-gradient-to-br from-orange-500 to-orange-600 text-white p-6 rounded-lg shadow-lg hover:shadow-xl transition-all duration-300 transform hover:-translate-y-2">
                        <div class="text-center">
                            <i class="fas fa-robot text-4xl mb-4"></i>
                            <h3 class="text-2xl font-bold mb-3">Automation</h3>
                            <p class="mb-4 opacity-90">Infrastructure as Code</p>
                            <ul class="text-sm space-y-2 mb-6">
                                <li>• Ansible & Terraform</li>
                                <li>• Python für Netzwerke</li>
                                <li>• CI/CD Pipelines</li>
                                <li>• Infrastructure as Code</li>
                                <li>• DevOps Practices</li>
                            </ul>
                            <a href="#automation" class="inline-block bg-white text-orange-600 px-6 py-2 rounded-lg font-semibold hover:bg-gray-100 transition-colors">
                                Bald verfügbar
                            </a>
                        </div>
                    </div>
                </div>

                <!-- AI/ML -->
                <div class="training-card">
                    <div class="bg-gradient-to-br from-indigo-500 to-indigo-600 text-white p-6 rounded-lg shadow-lg hover:shadow-xl transition-all duration-300 transform hover:-translate-y-2">
                        <div class="text-center">
                            <i class="fas fa-brain text-4xl mb-4"></i>
                            <h3 class="text-2xl font-bold mb-3">AI/ML</h3>
                            <p class="mb-4 opacity-90">Künstliche Intelligenz</p>
                            <ul class="text-sm space-y-2 mb-6">
                                <li>• Machine Learning Basics</li>
                                <li>• AI für IT-Operations</li>
                                <li>• Predictive Analytics</li>
                                <li>• Natural Language Processing</li>
                                <li>• AI-powered Networking</li>
                            </ul>
                            <a href="#ai-ml" class="inline-block bg-white text-indigo-600 px-6 py-2 rounded-lg font-semibold hover:bg-gray-100 transition-colors">
                                Bald verfügbar
                            </a>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- About ANVA -->
    <section id="about" class="py-20 bg-gray-100">
        <div class="max-w-7xl mx-auto px-4">
            <div class="grid grid-cols-1 lg:grid-cols-2 gap-12 items-center">
                <div>
                    <h2 class="text-4xl font-bold text-gray-800 mb-6">Über ANVA</h2>
                    <p class="text-lg text-gray-600 mb-6">
                        Die Advanced Network & Virtualization Academy (ANVA) ist die führende Schweizer Bildungseinrichtung 
                        für moderne IT-Infrastrukturen. Wir bieten praxisorientierte Schulungen von Grundlagen bis zu 
                        fortgeschrittenen Konzepten.
                    </p>
                    <div class="space-y-4">
                        <div class="flex items-center">
                            <i class="fas fa-check-circle text-green-500 text-xl mr-3"></i>
                            <span class="text-gray-700">Praxisorientierte Hands-on Schulungen</span>
                        </div>
                        <div class="flex items-center">
                            <i class="fas fa-check-circle text-green-500 text-xl mr-3"></i>
                            <span class="text-gray-700">Zertifizierte Trainer mit Industrieerfahrung</span>
                        </div>
                        <div class="flex items-center">
                            <i class="fas fa-check-circle text-green-500 text-xl mr-3"></i>
                            <span class="text-gray-700">Modernste Lab-Umgebungen</span>
                        </div>
                        <div class="flex items-center">
                            <i class="fas fa-check-circle text-green-500 text-xl mr-3"></i>
                            <span class="text-gray-700">Partnerschaft mit führenden Herstellern</span>
                        </div>
                    </div>
                </div>
                <div class="text-center">
                    <div class="bg-white p-8 rounded-lg shadow-lg">
                        <i class="fas fa-graduation-cap text-6xl text-blue-600 mb-4"></i>
                        <h3 class="text-2xl font-bold text-gray-800 mb-4">Unsere Mission</h3>
                        <p class="text-gray-600">
                            IT-Professionals mit dem Wissen und den Fähigkeiten auszustatten, 
                            die sie für den Erfolg in der digitalen Transformation benötigen.
                        </p>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Contact -->
    <section id="contact" class="py-20 bg-blue-600 text-white">
        <div class="max-w-7xl mx-auto px-4">
            <div class="text-center">
                <h2 class="text-4xl font-bold mb-8">Kontakt</h2>
                <div class="grid grid-cols-1 md:grid-cols-3 gap-8">
                    <div class="text-center">
                        <i class="fas fa-envelope text-3xl mb-4"></i>
                        <h3 class="text-xl font-semibold mb-2">E-Mail</h3>
                        <p class="opacity-90">info@anva.ch</p>
                    </div>
                    <div class="text-center">
                        <i class="fas fa-phone text-3xl mb-4"></i>
                        <h3 class="text-xl font-semibold mb-2">Telefon</h3>
                        <p class="opacity-90">+41 44 123 45 67</p>
                    </div>
                    <div class="text-center">
                        <i class="fas fa-map-marker-alt text-3xl mb-4"></i>
                        <h3 class="text-xl font-semibold mb-2">Adresse</h3>
                        <p class="opacity-90">Zürich, Schweiz</p>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Footer -->
    <footer class="bg-gray-800 text-white py-8">
        <div class="max-w-7xl mx-auto px-4">
            <div class="text-center">
                <h3 class="text-2xl font-bold mb-2">ANVA</h3>
                <p class="text-gray-400 mb-4">Advanced Network & Virtualization Academy</p>
                <div class="flex justify-center space-x-6">
                    <a href="#" class="text-gray-400 hover:text-white transition-colors">
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                        <i class="fab fa-youtube text-xl"></i>
                    </a>
                </div>
                <div class="mt-6 pt-6 border-t border-gray-700">
                    <p class="text-gray-400 text-sm">
                        © 2024 ANVA - Advanced Network & Virtualization Academy. Alle Rechte vorbehalten.
                    </p>
                </div>
            </div>
        </div>
    </footer>

    <script src="js/main.js"></script>
</body>
</html>

llms-full.txt (https://anva.ch/.well-known/llms-full.txt)
<!DOCTYPE html>
<html lang="de">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>ANVA - Advanced Network & Virtualization Academy</title>
    <link href="https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css" rel="stylesheet">
    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css" rel="stylesheet">
    <link href="css/style.css" rel="stylesheet">
    <meta name="description" content="ANVA - Führende Akademie für Netzwerktechnik und Virtualisierung in der Schweiz">
    <meta name="keywords" content="Netzwerktechnik, Virtualisierung, Cloud, Security, Automation, AI/ML, Schulungen">
</head>
<body class="bg-gray-50">
    <!-- Navigation -->
    <nav class="bg-white shadow-lg fixed w-full z-50">
        <div class="max-w-7xl mx-auto px-4">
            <div class="flex justify-between items-center h-16">
                <div class="flex items-center">
                    <div class="flex-shrink-0">
                        <h1 class="text-2xl font-bold text-blue-600">ANVA</h1>
                        <p class="text-xs text-gray-500">Advanced Network Academy</p>
                    </div>
                </div>
                <div class="hidden md:block">
                    <div class="ml-10 flex items-baseline space-x-4">
                        <a href="#home" class="nav-link text-blue-600 font-medium">Home</a>
                        <div class="relative group">
                            <a href="#networking" class="nav-link">Networking</a>
                            <div class="absolute left-0 mt-2 w-48 bg-white rounded-md shadow-lg opacity-0 invisible group-hover:opacity-100 group-hover:visible transition-all duration-300">
                                <div class="py-1">
                                    <a href="networking/grundlagen.html" class="block px-4 py-2 text-sm text-gray-700 hover:bg-blue-50">Grundlagen der Netzwerktechnik</a>
                                </div>
                            </div>
                        </div>
                        <a href="#virtualization" class="nav-link">Virtualization</a>
                        <a href="#cloud" class="nav-link">Cloud</a>
                        <a href="#security" class="nav-link">Security</a>
                        <a href="#automation" class="nav-link">Automation</a>
                        <a href="#ai-ml" class="nav-link">AI/ML</a>
                        <a href="#contact" class="nav-link">Kontakt</a>
                    </div>
                </div>
                <div class="md:hidden">
                    <button id="mobile-menu-button" class="text-gray-500 hover:text-gray-600">
                        <i class="fas fa-bars text-xl"></i>
                    </button>
                </div>
            </div>
        </div>
        <!-- Mobile menu -->
        <div id="mobile-menu" class="md:hidden hidden">
            <div class="px-2 pt-2 pb-3 space-y-1 sm:px-3 bg-white border-t">
                <a href="#home" class="mobile-nav-link">Home</a>
                <a href="networking/grundlagen.html" class="mobile-nav-link">Networking - Grundlagen</a>
                <a href="#virtualization" class="mobile-nav-link">Virtualization</a>
                <a href="#cloud" class="mobile-nav-link">Cloud</a>
                <a href="#security" class="mobile-nav-link">Security</a>
                <a href="#automation" class="mobile-nav-link">Automation</a>
                <a href="#ai-ml" class="mobile-nav-link">AI/ML</a>
                <a href="#contact" class="mobile-nav-link">Kontakt</a>
            </div>
        </div>
    </nav>

    <!-- Hero Section -->
    <section id="home" class="pt-16 bg-gradient-to-br from-blue-600 via-blue-700 to-green-600 text-white">
        <div class="max-w-7xl mx-auto px-4 py-20">
            <div class="text-center">
                <h1 class="text-5xl md:text-6xl font-bold mb-6 animate-fade-in">
                    Advanced Network & Virtualization Academy
                </h1>
                <p class="text-xl md:text-2xl mb-8 opacity-90 animate-slide-up">
                    Führende Schweizer Akademie für moderne IT-Infrastrukturen
                </p>
                <div class="flex flex-col md:flex-row gap-4 justify-center animate-slide-up">
                    <a href="networking/grundlagen.html" class="bg-white text-blue-600 px-8 py-3 rounded-lg font-semibold hover:bg-gray-100 transition-colors">
                        <i class="fas fa-network-wired mr-2"></i>
                        Netzwerktechnik Grundlagen
                    </a>
                    <a href="#contact" class="border-2 border-white text-white px-8 py-3 rounded-lg font-semibold hover:bg-white hover:text-blue-600 transition-colors">
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                <p class="text-xl text-gray-600">Umfassende Ausbildung in modernen IT-Technologien</p>
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                            <p class="mb-4 opacity-90">Grundlagen bis Advanced Concepts</p>
                            <ul class="text-sm space-y-2 mb-6">
                                <li>• OSI-Modell & TCP/IP</li>
                                <li>• IPv4/IPv6 & Subnetting</li>
                                <li>• Routing & Switching</li>
                                <li>• SD-WAN & NFV</li>
                                <li>• HPE Aruba Networking</li>
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                            <a href="networking/grundlagen.html" class="inline-block bg-white text-blue-600 px-6 py-2 rounded-lg font-semibold hover:bg-gray-100 transition-colors">
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                        Die Advanced Network & Virtualization Academy (ANVA) ist die führende Schweizer Bildungseinrichtung 
                        für moderne IT-Infrastrukturen. Wir bieten praxisorientierte Schulungen von Grundlagen bis zu 
                        fortgeschrittenen Konzepten.
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                            IT-Professionals mit dem Wissen und den Fähigkeiten auszustatten, 
                            die sie für den Erfolg in der digitalen Transformation benötigen.
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