<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>DoH DNS 查询工具</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
min-height: 100vh;
padding: 20px;
}
.container {
max-width: 1200px;
margin: 0 auto;
background: white;
border-radius: 20px;
box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
overflow: hidden;
}
.header {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
padding: 30px;
text-align: center;
}
.header h1 {
font-size: 2.5rem;
margin-bottom: 10px;
font-weight: 600;
}
.header p {
font-size: 1.1rem;
opacity: 0.9;
}
.main-content {
padding: 40px;
}
.query-form {
background: #f8f9fa;
padding: 30px;
border-radius: 15px;
margin-bottom: 30px;
border: 1px solid #e9ecef;
}
.form-row {
display: grid;
grid-template-columns: 1fr 200px 150px 120px;
gap: 15px;
margin-bottom: 20px;
align-items: end;
}
.form-group {
display: flex;
flex-direction: column;
}
.form-group label {
font-weight: 600;
margin-bottom: 8px;
color: #495057;
font-size: 0.9rem;
}
.form-group input,
.form-group select {
padding: 12px;
border: 2px solid #e9ecef;
border-radius: 8px;
font-size: 1rem;
transition: border-color 0.3s ease;
}
.form-group input:focus,
.form-group select:focus {
outline: none;
border-color: #667eea;
box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}
.btn {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
border: none;
padding: 12px 25px;
border-radius: 8px;
font-size: 1rem;
font-weight: 600;
cursor: pointer;
transition: all 0.3s ease;
text-transform: uppercase;
letter-spacing: 0.5px;
}
.btn:hover {
transform: translateY(-2px);
box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}
.btn:disabled {
opacity: 0.6;
transform: none;
cursor: not-allowed;
}
.results-section {
margin-top: 30px;
}
.results-tabs {
display: flex;
border-bottom: 2px solid #e9ecef;
margin-bottom: 20px;
}
.tab-button {
background: none;
border: none;
padding: 15px 25px;
font-size: 1rem;
font-weight: 600;
cursor: pointer;
color: #6c757d;
border-bottom: 3px solid transparent;
transition: all 0.3s ease;
}
.tab-button.active {
color: #667eea;
border-bottom-color: #667eea;
}
.tab-content {
display: none;
}
.tab-content.active {
display: block;
}
.result-card {
background: white;
border: 1px solid #e9ecef;
border-radius: 10px;
padding: 20px;
margin-bottom: 15px;
box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}
.result-header {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 15px;
padding-bottom: 10px;
border-bottom: 1px solid #e9ecef;
}
.server-name {
font-weight: 600;
color: #495057;
font-size: 1.1rem;
}
.response-time {
background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
color: white;
padding: 4px 10px;
border-radius: 15px;
font-size: 0.85rem;
font-weight: 600;
}
.error-time {
background: linear-gradient(135deg, #dc3545 0%, #e83e8c 100%);
}
.dns-answers {
display: grid;
gap: 10px;
}
.dns-answer {
background: #f8f9fa;
padding: 12px;
border-radius: 8px;
border-left: 4px solid #667eea;
}
.answer-data {
font-family: 'Courier New', monospace;
font-weight: 600;
color: #495057;
margin-bottom: 5px;
}
.answer-meta {
font-size: 0.85rem;
color: #6c757d;
}
.error-message {
color: #dc3545;
font-weight: 600;
padding: 10px;
background: #f8d7da;
border-radius: 8px;
border: 1px solid #f5c6cb;
}
.loading {
text-align: center;
padding: 40px;
color: #6c757d;
}
.loading::after {
content: '';
display: inline-block;
width: 20px;
height: 20px;
border: 3px solid #e9ecef;
border-top: 3px solid #667eea;
border-radius: 50%;
animation: spin 1s linear infinite;
margin-left: 10px;
}
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}
.stats {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
gap: 20px;
margin-bottom: 30px;
}
.stat-card {
background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
padding: 20px;
border-radius: 10px;
text-align: center;
border: 1px solid #dee2e6;
}
.stat-number {
font-size: 2rem;
font-weight: 700;
color: #667eea;
margin-bottom: 5px;
}
.stat-label {
color: #6c757d;
font-weight: 600;
text-transform: uppercase;
font-size: 0.85rem;
letter-spacing: 0.5px;
}
@media (max-width: 768px) {
.form-row {
grid-template-columns: 1fr;
gap: 15px;
}
.header h1 {
font-size: 2rem;
}
.main-content {
padding: 20px;
}
.query-form {
padding: 20px;
}
.stats {
grid-template-columns: 1fr 1fr;
}
}
</style>
</head>
<body>
<div class="container">
<div class="header">
<h1>🌐 DoH DNS 查询工具</h1>
<p>基于多个公共 DNS over HTTPS 服务器的智能查询系统</p>
</div>
<div class="main-content">
<div class="query-form">
<div class="form-row">
<div class="form-group">
<label for="domain">域名</label>
<input type="text" id="domain" placeholder="例如: google.com" value="google.com">
</div>
<div class="form-group">
<label for="recordType">记录类型</label>
<select id="recordType">
<option value="A">A (IPv4)</option>
<option value="AAAA">AAAA (IPv6)</option>
<option value="CNAME">CNAME (别名)</option>
<option value="MX">MX (邮件)</option>
<option value="TXT">TXT (文本)</option>
<option value="NS">NS (名称服务器)</option>
<option value="PTR">PTR (反向)</option>
<option value="SRV">SRV (服务)</option>
<option value="SOA">SOA (授权)</option>
</select>
</div>
<div class="form-group">
<label for="timeout">超时 (ms)</label>
<input type="number" id="timeout" min="100" max="10000" value="2000">
</div>
<div class="form-group">
<label> </label>
<button class="btn" onclick="performQuery()" id="queryBtn">查询</button>
</div>
</div>
</div>
<div class="results-section">
<div class="results-tabs">
<button class="tab-button active" onclick="switchTab('summary')">查询结果</button>
<button class="tab-button" onclick="switchTab('debug')">调试信息</button>
</div>
<div id="summary-tab" class="tab-content active">
<div id="summary-results"></div>
</div>
<div id="debug-tab" class="tab-content">
<div id="debug-results"></div>
</div>
</div>
</div>
</div>
<script>
let currentQuery = null;
function switchTab(tab) {
// 更新标签按钮状态
document.querySelectorAll('.tab-button').forEach(btn => btn.classList.remove('active'));
event.target.classList.add('active');
// 更新内容显示
document.querySelectorAll('.tab-content').forEach(content => content.classList.remove('active'));
document.getElementById(tab + '-tab').classList.add('active');
}
async function performQuery() {
const domain = document.getElementById('domain').value.trim();
const recordType = document.getElementById('recordType').value;
const timeout = parseInt(document.getElementById('timeout').value);
const queryBtn = document.getElementById('queryBtn');
if (!domain) {
alert('请输入域名');
return;
}
// 禁用按钮并显示加载状态
queryBtn.disabled = true;
queryBtn.textContent = '查询中...';
// 显示加载状态
showLoading();
try {
// 并发执行查询和调试请求
const [queryResponse, debugResponse] = await Promise.all([
fetch('/api/dns/lookup', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ domain, type: recordType, timeout })
}),
fetch('/api/dns/debug', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ domain, type: recordType, timeout })
})
]);
if (!queryResponse.ok) {
throw new Error(`查询失败: ${queryResponse.status} ${queryResponse.statusText}`);
}
if (!debugResponse.ok) {
throw new Error(`调试查询失败: ${debugResponse.status} ${debugResponse.statusText}`);
}
const queryData = await queryResponse.json();
const debugData = await debugResponse.json();
// 显示结果
displaySummaryResults(queryData);
displayDebugResults(debugData);
} catch (error) {
console.error('查询出错:', error);
showError(error.message);
} finally {
// 恢复按钮状态
queryBtn.disabled = false;
queryBtn.textContent = '查询';
}
}
function showLoading() {
const loadingHTML = '<div class="loading">正在查询 DNS 记录...</div>';
document.getElementById('summary-results').innerHTML = loadingHTML;
document.getElementById('debug-results').innerHTML = loadingHTML;
}
function showError(message) {
const errorHTML = `<div class="error-message">❌ ${message}</div>`;
document.getElementById('summary-results').innerHTML = errorHTML;
document.getElementById('debug-results').innerHTML = errorHTML;
}
function displaySummaryResults(data) {
const container = document.getElementById('summary-results');
if (!data.success || !data.result || !data.result.answers || data.result.answers.length === 0) {
container.innerHTML = '<div class="error-message">❌ 没有找到 DNS 记录</div>';
return;
}
let html = `
<div class="stats">
<div class="stat-card">
<div class="stat-number">${data.result.answers.length}</div>
<div class="stat-label">DNS 记录</div>
</div>
<div class="stat-card">
<div class="stat-number">${data.responseTime || 0}ms</div>
<div class="stat-label">响应时间</div>
</div>
<div class="stat-card">
<div class="stat-number">${data.serverName || 'Unknown'}</div>
<div class="stat-label">最佳服务器</div>
</div>
</div>
<div class="result-card">
<div class="result-header">
<div class="server-name">🎯 查询结果</div>
<div class="response-time">${data.responseTime || 0}ms</div>
</div>
<div class="dns-answers">
`;
data.result.answers.forEach(answer => {
html += `
<div class="dns-answer">
<div class="answer-data">${answer.data}</div>
<div class="answer-meta">TTL: ${answer.ttl}s | 类型: ${getRecordTypeName(answer.type)}</div>
</div>
`;
});
html += '</div></div>';
container.innerHTML = html;
}
function displayDebugResults(data) {
const container = document.getElementById('debug-results');
if (!data.success) {
container.innerHTML = '<div class="error-message">❌ 调试查询失败</div>';
return;
}
const successCount = data.successfulServers || 0;
const failedCount = data.failedServers || 0;
const totalCount = data.totalServers || 0;
let html = `
<div class="stats">
<div class="stat-card">
<div class="stat-number">${successCount}</div>
<div class="stat-label">成功服务器</div>
</div>
<div class="stat-card">
<div class="stat-number">${failedCount}</div>
<div class="stat-label">失败服务器</div>
</div>
<div class="stat-card">
<div class="stat-number">${totalCount}</div>
<div class="stat-label">总计服务器</div>
</div>
</div>
`;
// 显示成功的服务器
if (data.servers && data.servers.success) {
html += '<h3 style="color: #28a745; margin-bottom: 15px;">✅ 成功的服务器</h3>';
data.servers.success.forEach(server => {
html += `
<div class="result-card">
<div class="result-header">
<div class="server-name">${server.serverName}</div>
<div class="response-time">${server.responseTime || 0}ms</div>
</div>
`;
if (server.answers && server.answers.length > 0) {
html += '<div class="dns-answers">';
server.answers.forEach(answer => {
html += `
<div class="dns-answer">
<div class="answer-data">${answer.data}</div>
<div class="answer-meta">TTL: ${answer.ttl}s | 类型: ${getRecordTypeName(answer.type)}</div>
</div>
`;
});
html += '</div>';
} else {
html += '<div class="error-message">无记录</div>';
}
html += '</div>';
});
}
// 显示失败的服务器
if (data.servers && data.servers.failed && data.servers.failed.length > 0) {
html += '<h3 style="color: #dc3545; margin-bottom: 15px; margin-top: 30px;">❌ 失败的服务器</h3>';
data.servers.failed.forEach(server => {
html += `
<div class="result-card">
<div class="result-header">
<div class="server-name">${server.serverName}</div>
<div class="response-time error-time">${server.responseTime || 0}ms</div>
</div>
<div class="error-message">${server.error || '未知错误'}</div>
</div>
`;
});
}
container.innerHTML = html;
}
function getRecordTypeName(type) {
const types = {
1: 'A', 28: 'AAAA', 5: 'CNAME', 15: 'MX', 16: 'TXT',
2: 'NS', 12: 'PTR', 33: 'SRV', 6: 'SOA'
};
return types[type] || `Type ${type}`;
}
// 支持回车键查询
document.getElementById('domain').addEventListener('keypress', function(e) {
if (e.key === 'Enter') {
performQuery();
}
});
// 页面加载完成后自动查询示例
window.addEventListener('load', function() {
// 可以在这里添加初始化逻辑
});
</script>
</body>
</html>
