Files
utools/frontend/app/subnet-calculator.html

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HTML

<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>IP Subnetz Rechner - uTools</title> <!-- Titel angepasst -->
<!-- Tailwind CSS Play CDN -->
<script src="https://cdn.tailwindcss.com"></script>
<!-- Eigene Styles (für Navigation etc., wie in index.html) -->
<style>
/* Einfacher Lade-Spinner (Tailwind animiert) */
.loader {
border: 4px solid rgba(168, 85, 247, 0.1);
/* Lila sehr transparent */
border-left-color: #d8b4fe;
/* Helleres Lila */
border-radius: 50%;
width: 24px;
height: 24px;
animation: spin 1s linear infinite;
}
@keyframes spin {
to {
transform: rotate(360deg);
}
}
/* Glassmorphism Utilities */
.glass-panel {
background: rgba(17, 24, 39, 0.7);
backdrop-filter: blur(12px);
-webkit-backdrop-filter: blur(12px);
border: 1px solid rgba(255, 255, 255, 0.05);
}
.glass-card {
background: rgba(31, 41, 55, 0.6);
backdrop-filter: blur(8px);
-webkit-backdrop-filter: blur(8px);
border: 1px solid rgba(255, 255, 255, 0.05);
transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.glass-card:hover {
transform: translateY(-2px);
box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}
/* Animations */
@keyframes fadeIn {
from {
opacity: 0;
transform: translateY(10px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
.fade-in {
animation: fadeIn 0.5s ease-out forwards;
}
/* Navigations-Styling */
nav ul {
list-style: none;
padding: 0;
margin: 0;
display: flex;
flex-wrap: wrap;
gap: 0.5rem;
}
nav a {
color: #d1d5db;
text-decoration: none;
padding: 0.5rem 1rem;
border-radius: 0.5rem;
transition: all 0.2s ease;
position: relative;
overflow: hidden;
background: rgba(255, 255, 255, 0.03);
border: 1px solid rgba(255, 255, 255, 0.05);
}
nav a:hover {
color: #fff;
background: rgba(168, 85, 247, 0.2);
border-color: rgba(168, 85, 247, 0.4);
box-shadow: 0 0 15px rgba(168, 85, 247, 0.1);
}
nav a.active-link {
background: rgba(168, 85, 247, 0.3);
color: #fff;
border-color: #a855f7;
}
header {
background: rgba(31, 41, 55, 0.4);
backdrop-filter: blur(10px);
padding: 1.5rem;
margin-bottom: 2rem;
border-radius: 1rem;
border: 1px solid rgba(255, 255, 255, 0.05);
display: flex;
flex-direction: column;
align-items: center;
gap: 1rem;
box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}
@media (min-width: 768px) {
header {
flex-direction: row;
justify-content: space-between;
}
}
header h1 {
background-clip: text;
}
.text-gradient {
background: linear-gradient(to right, #c084fc, #e879f9);
-webkit-background-clip: text;
background-clip: text;
-webkit-text-fill-color: transparent;
}
.hidden {
display: none !important;
}
/* Custom Scrollbar */
::-webkit-scrollbar {
width: 8px;
height: 8px;
}
::-webkit-scrollbar-track {
background: rgba(31, 41, 55, 0.5);
}
::-webkit-scrollbar-thumb {
background: #4b5563;
border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
background: #6b7280;
}
</style>
</head>
<body
class="bg-gray-950 text-gray-100 font-sans p-4 md:p-8 min-h-screen bg-[url('https://tailwindcss.com/_next/static/media/hero-dark.939eb757.png')] bg-cover bg-center bg-fixed selection:bg-purple-500 selection:text-white">
<header class="glass-panel">
<h1>uTools <span class="text-sm font-normal text-gray-400 opacity-75 tracking-wider uppercase ml-2">Network
Suite</span></h1>
<nav>
<ul>
<li><a href="/">IP Info &amp; Tools</a></li>
<li><a href="/subnet" class="active-link">Subnetz Rechner</a></li>
<li><a href="/dns">DNS Lookup</a></li>
<li><a href="/whois">WHOIS Lookup</a></li>
<li><a href="/mac">MAC Lookup</a></li>
<li><a href="/asn">ASN Lookup</a></li>
</ul>
</nav>
</header>
<div
class="container mx-auto max-w-5xl glass-panel rounded-xl shadow-2xl p-6 md:p-8 backdrop-blur-xl border border-gray-800/50">
<h2 class="text-3xl font-bold mb-8 text-center text-gradient glitch-text">IP Subnetz Rechner</h2>
<form id="subnet-form" class="mb-8 glass-card p-6 rounded-xl">
<div class="grid grid-cols-1 md:grid-cols-2 gap-6 mb-6">
<div>
<label for="ip-address"
class="block text-gray-400 text-sm font-bold mb-2 uppercase tracking-wide">IP Adresse:</label>
<input type="text" id="ip-address" name="ip-address" placeholder="z.B. 192.168.1.1" required
class="w-full px-4 py-3 bg-gray-900/50 border border-gray-700/50 rounded-lg text-gray-200 focus:outline-none focus:ring-2 focus:ring-purple-500 focus:border-transparent font-mono transition-all">
</div>
<div>
<label for="cidr" class="block text-gray-400 text-sm font-bold mb-2 uppercase tracking-wide">CIDR /
Maske:</label>
<input type="text" id="cidr" name="cidr" placeholder="z.B. 24 oder 255.255.255.0" required
class="w-full px-4 py-3 bg-gray-900/50 border border-gray-700/50 rounded-lg text-gray-200 focus:outline-none focus:ring-2 focus:ring-purple-500 focus:border-transparent font-mono transition-all">
</div>
</div>
<button type="submit"
class="w-full bg-gradient-to-r from-purple-600 to-pink-600 hover:from-purple-500 hover:to-pink-500 text-white font-bold py-3 px-6 rounded-lg shadow-lg hover:shadow-purple-500/25 transition-all duration-200 ease-in-out transform hover:-translate-y-0.5">
Berechnen
</button>
</form>
<div id="results" class="glass-card rounded-xl p-6 hidden fade-in"> <!-- Ergebnisse initial verstecken -->
<h3
class="text-xl font-bold text-purple-300 border-b border-purple-500/30 pb-2 mb-4 flex items-center gap-2">
<svg xmlns="http://www.w3.org/2000/svg" class="h-6 w-6" fill="none" viewBox="0 0 24 24"
stroke="currentColor">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z" />
</svg>
Ergebnisse:
</h3>
<div class="space-y-3 text-sm">
<div class="grid grid-cols-1 sm:grid-cols-2 gap-2 border-b border-gray-700/50 pb-2">
<span class="text-gray-400">Netzwerkadresse:</span>
<span id="network-address" class="font-mono text-white font-semibold">-</span>
</div>
<div class="grid grid-cols-1 sm:grid-cols-2 gap-2 border-b border-gray-700/50 pb-2">
<span class="text-gray-400">Broadcast-Adresse:</span>
<span id="broadcast-address" class="font-mono text-purple-400 font-semibold">-</span>
</div>
<div class="grid grid-cols-1 sm:grid-cols-2 gap-2 border-b border-gray-700/50 pb-2">
<span class="text-gray-400">Subnetzmaske:</span>
<span id="subnet-mask" class="font-mono text-gray-300">-</span>
</div>
<div class="grid grid-cols-1 sm:grid-cols-2 gap-2 border-b border-gray-700/50 pb-2">
<span class="text-gray-400">Anzahl der Hosts:</span>
<span id="host-count" class="font-mono text-green-400 font-bold">-</span>
</div>
<div class="grid grid-cols-1 sm:grid-cols-2 gap-2 border-b border-gray-700/50 pb-2">
<span class="text-gray-400">Erste Host-Adresse:</span>
<span id="first-host" class="font-mono text-blue-300">-</span>
</div>
<div class="grid grid-cols-1 sm:grid-cols-2 gap-2">
<span class="text-gray-400">Letzte Host-Adresse:</span>
<span id="last-host" class="font-mono text-blue-300">-</span>
</div>
</div>
</div>
<!-- Beispiel-Subnetze -->
<div id="examples" class="glass-card rounded-xl p-6 mt-8">
<h3 class="text-lg font-bold text-gray-400 uppercase tracking-wider border-b border-gray-700/50 pb-2 mb-4">
Beispiel-Subnetze (Private Adressbereiche)</h3>
<div class="overflow-x-auto">
<table class="min-w-full text-sm text-left text-gray-400">
<thead class="text-xs uppercase bg-gray-800/50 text-gray-200">
<tr>
<th scope="col" class="px-6 py-3">Bereich</th>
<th scope="col" class="px-6 py-3">CIDR</th>
<th scope="col" class="px-6 py-3">Subnetzmaske</th>
<th scope="col" class="px-6 py-3">Beschreibung</th>
<th scope="col" class="px-6 py-3">Aktion</th>
</tr>
</thead>
<tbody class="divide-y divide-gray-700/50">
<tr class="hover:bg-gray-700/30 transition-colors">
<td class="px-6 py-4 font-mono text-white">192.168.0.0 - 192.168.255.255</td>
<td class="px-6 py-4 font-mono">/16 (Gesamt)</td>
<td class="px-6 py-4 font-mono">255.255.0.0</td>
<td class="px-6 py-4">Klasse C (oft als /24 genutzt)</td>
<td class="px-6 py-4"><span
class="example-link text-purple-400 hover:text-purple-300 cursor-pointer underline"
data-ip="192.168.1.1" data-cidr="24">Beispiel /24</span></td>
</tr>
<tr class="hover:bg-gray-700/30 transition-colors">
<td class="px-6 py-4 font-mono text-white">172.16.0.0 - 172.31.255.255</td>
<td class="px-6 py-4 font-mono">/12 (Gesamt)</td>
<td class="px-6 py-4 font-mono">255.240.0.0</td>
<td class="px-6 py-4">Klasse B</td>
<td class="px-6 py-4"><span
class="example-link text-purple-400 hover:text-purple-300 cursor-pointer underline"
data-ip="172.16.10.5" data-cidr="16">Beispiel /16</span></td>
</tr>
<tr class="hover:bg-gray-700/30 transition-colors">
<td class="px-6 py-4 font-mono text-white">10.0.0.0 - 10.255.255.255</td>
<td class="px-6 py-4 font-mono">/8 (Gesamt)</td>
<td class="px-6 py-4 font-mono">255.0.0.0</td>
<td class="px-6 py-4">Klasse A</td>
<td class="px-6 py-4"><span
class="example-link text-purple-400 hover:text-purple-300 cursor-pointer underline"
data-ip="10.0.50.100" data-cidr="8">Beispiel /8</span></td>
</tr>
</tbody>
</table>
</div>
<p class="mt-4 text-xs text-gray-500 italic">Klicken Sie auf "Beispiel", um die Felder oben auszufüllen und
die Berechnung zu starten.</p>
</div>
<!-- Globaler Fehlerbereich -->
<div id="global-error"
class="mt-6 p-4 bg-red-900/50 border border-red-500/50 text-red-100 rounded-lg hidden backdrop-blur shadow-lg">
</div>
</div>
<footer class="mt-12 pt-6 border-t border-gray-700/30 text-center text-xs text-gray-500">
<p>&copy; 2025 <a href="https://mrunk.de"
class="text-purple-400 hover:text-purple-300 transition-colors">MrUnknownDE</a></p>
<p class="mt-1">Version: <span id="commit-sha" class="font-mono text-gray-400">loading...</span></p>
<!-- Footer mit Version hinzugefügt -->
</footer>
<!-- Nur das Skript für den Rechner laden -->
<script src="subnet-calculator.js"></script>
<script>
// Kleine Ergänzung, um die Beispiel-Links klickbar zu machen und Version zu laden
document.addEventListener('DOMContentLoaded', () => {
// Beispiel-Links
document.querySelectorAll('.example-link').forEach(link => {
link.addEventListener('click', (event) => {
const ip = event.target.getAttribute('data-ip');
const cidr = event.target.getAttribute('data-cidr');
document.getElementById('ip-address').value = ip;
document.getElementById('cidr').value = cidr;
// Berechnung direkt auslösen
document.getElementById('subnet-form').dispatchEvent(new Event('submit', { bubbles: true, cancelable: true }));
window.scrollTo({ top: 0, behavior: 'smooth' }); // Nach oben scrollen
});
});
// Version laden (gemeinsame Funktion)
const commitShaEl = document.getElementById('commit-sha');
const globalErrorEl = document.getElementById('global-error');
const API_BASE_URL = '/api'; // Muss hier definiert sein, wenn nicht global
async function fetchVersionInfo() {
try {
const response = await fetch(`${API_BASE_URL}/version`);
if (!response.ok) throw new Error(`Network response: ${response.statusText} (${response.status})`);
const data = await response.json();
if (commitShaEl) {
commitShaEl.textContent = data.commitSha || 'unknown';
}
} catch (error) {
console.error('Failed to fetch version info:', error);
if (commitShaEl) commitShaEl.textContent = 'error';
if (globalErrorEl) { // Zeige Fehler global an, wenn Element existiert
globalErrorEl.textContent = `Error loading version: ${error.message}`;
globalErrorEl.classList.remove('hidden');
}
}
}
fetchVersionInfo();
});
</script>
</body>
</html>