Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 121.251.249.56 |
| Server Software | ********** |
| Compression | gzip |
|
🔒 🟡 Mixed Content (63 HTTP resources) | The page is served over HTTPS but loads 63 resource(s) over HTTP. This may be blocked in modern browsers. |
|
🕐 🟡 Slow Response (1886 ms) | Response time exceeds 1 second. Consider optimizing the server or using caching. |
|
ℹ 🔵 Missing HSTS | HTTP Strict Transport Security is not configured. Recommended for HTTPS sites. |
|
ℹ 🔵 Missing Content Security Policy | CSP is not configured. It helps prevent XSS attacks and content injection. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 121.251.249.56
Server Software **********
Compression gzip
🔒 🟡 Mixed Content (63 HTTP resources) The page is served over HTTPS but loads 63 resource(s) over HTTP. This may be blocked in modern browsers.
🕐 🟡 Slow Response (1886 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
ℹ 🔵 Missing HSTS HTTP Strict Transport Security is not configured. Recommended for HTTPS sites.
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
Performance
| DNS Lookup | 853.7 ms |
| TCP Connect | 1098.3 ms |
| TLS Handshake | 493.8 ms |
| Time To First Byte (TTFB) | 1886 ms |
| Content Download | 0.3 ms |
| Total Response Time | 1886.3 ms |
DNS Lookup 853.7 ms
TCP Connect 1098.3 ms
TLS Handshake 493.8 ms
Time To First Byte (TTFB) 1886 ms
Content Download 0.3 ms
Total Response Time 1886.3 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
Title 中国石油大学
Detected Technologies
Technology jQuery PHP
HTTP Headers
| Date
| Fri, 24 Jul 2026 14:43:36 GMT |
| Server
| ********** |
| X-Frame-Options
| SAMEORIGIN |
| Upgrade
| h2c,h2 |
| Connection
| Upgrade |
| Last-Modified
| Wed, 22 Jul 2026 11:17:03 GMT |
| Accept-Ranges
| bytes |
| Vary
| User-Agent,Accept-Encoding |
| Cache-Control
| private, max-age=600 |
| Expires
| Fri, 24 Jul 2026 14:53:36 GMT |
| Content-Encoding
| gzip |
| ETag
| "11121-65731476a1168-gzip" |
| Content-Length
| 9621 |
| Content-Type
| text/html |
| Content-Language
| zh-CN |
Meta Tags
| Keywords | 中国石油大学 |
| Renderer | webkit |
| Format-detection | telephone=no,email=no,adress=no,date=no |
| X-UA-Compatible | IE=edge,chrome=1 |
Date Fri, 24 Jul 2026 14:43:36 GMT
Server **********
X-Frame-Options SAMEORIGIN
Upgrade h2c,h2
Connection Upgrade
Last-Modified Wed, 22 Jul 2026 11:17:03 GMT
Accept-Ranges bytes
Vary User-Agent,Accept-Encoding
Cache-Control private, max-age=600
Expires Fri, 24 Jul 2026 14:53:36 GMT
Content-Encoding gzip
ETag "11121-65731476a1168-gzip"
Content-Length 9621
Content-Type text/html
Content-Language zh-CN
