{"id":"website:tsinghua.edu.cn","type":"website","target":"tsinghua.edu.cn","checkedAt":"2026-07-26T15:28:28.416Z","status":"down","summary":"Unreachable by every probe method","probes":[{"probe":"h1-strict","label":"HTTP/1.1 · strict TLS","id":"h1-strict","name":"HTTP/1.1 · strict TLS","status":"down","responseTimeMs":493,"statusCode":null,"error":"blocked: getaddrinfo EBUSY tsinghua.edu.cn"},{"probe":"h2-relaxed","label":"HTTP/2 · relaxed TLS","id":"h2-relaxed","name":"HTTP/2 · relaxed TLS","status":"down","responseTimeMs":374,"statusCode":null,"error":"blocked: getaddrinfo EBUSY tsinghua.edu.cn"},{"probe":"browser-ua","label":"GET · browser UA","id":"browser-ua","name":"GET · browser UA","status":"down","responseTimeMs":253,"statusCode":null,"error":"blocked: getaddrinfo EBUSY tsinghua.edu.cn"},{"probe":"curl-head","label":"HEAD · curl UA","id":"curl-head","name":"HEAD · curl UA","status":"down","responseTimeMs":134,"statusCode":null,"error":"blocked: getaddrinfo EBUSY tsinghua.edu.cn"}],"regions":[{"probe":"h1-strict","label":"HTTP/1.1 · strict TLS","id":"h1-strict","name":"HTTP/1.1 · strict TLS","status":"down","responseTimeMs":493,"statusCode":null,"error":"blocked: getaddrinfo EBUSY tsinghua.edu.cn"},{"probe":"h2-relaxed","label":"HTTP/2 · relaxed TLS","id":"h2-relaxed","name":"HTTP/2 · relaxed TLS","status":"down","responseTimeMs":374,"statusCode":null,"error":"blocked: getaddrinfo EBUSY tsinghua.edu.cn"},{"probe":"browser-ua","label":"GET · browser UA","id":"browser-ua","name":"GET · browser UA","status":"down","responseTimeMs":253,"statusCode":null,"error":"blocked: getaddrinfo EBUSY tsinghua.edu.cn"},{"probe":"curl-head","label":"HEAD · curl UA","id":"curl-head","name":"HEAD · curl UA","status":"down","responseTimeMs":134,"statusCode":null,"error":"blocked: getaddrinfo EBUSY tsinghua.edu.cn"}],"timings":{"totalMs":314},"network":{"host":"tsinghua.edu.cn","port":443,"transport":"https"},"tls":null,"protocolData":{"httpStatus":null},"providerHints":{"name":"Tsinghua University","category":"education","chain":[],"nature":"transport","notes":["All regions failed before getting an HTTP response. This suggests a DNS, TLS, or connection-layer issue rather than an application error."],"confidence":"low"},"sharePath":"/check/tsinghua.edu.cn","seo":{"title":"Is Tsinghua University down? Live status & outages — isitdown.io","description":"Tsinghua University down? Check if Tsinghua University is down for everyone or just you — right now. Real-time uptime checks from US, Europe & Asia. Free.","canonical":"https://isitdown.io/check/tsinghua.edu.cn","ogImage":"https://isitdown.io/og/tsinghua.edu.cn.png"}}