Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 120.52.152.52 |
| Server Software | nginx |
| Compression | gzip |
|
🔒 🟡 Mixed Content (3 HTTP resources) | The page is served over HTTPS but loads 3 resource(s) over HTTP. This may be blocked in modern browsers. |
|
🕐 🟡 Slow Response (2405 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 X-Frame-Options | The site can be embedded in iframes by third parties (clickjacking risk). |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 120.52.152.52
Server Software nginx
Compression gzip
🔒 🟡 Mixed Content (3 HTTP resources) The page is served over HTTPS but loads 3 resource(s) over HTTP. This may be blocked in modern browsers.
🕐 🟡 Slow Response (2405 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 X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://doc88.com:443 | 301 | HTTP/1.1 301 Moved Permanently |
| 2 | https://www.doc88.com/ | 200 | HTTP/1.1 200 OK |
#1 URL https://doc88.com:443
HTTP Status Code 301
Status HTTP/1.1 301 Moved Permanently
#2 URL https://www.doc88.com/
HTTP Status Code 200
Status HTTP/1.1 200 OK
Performance
| DNS Lookup | 211.6 ms |
| TCP Connect | 417.2 ms |
| TLS Handshake | 1292.8 ms |
| Time To First Byte (TTFB) | 2199.3 ms |
| Content Download | 205.6 ms |
| Total Response Time | 2404.9 ms |
DNS Lookup 211.6 ms
TCP Connect 417.2 ms
TLS Handshake 1292.8 ms
Time To First Byte (TTFB) 2199.3 ms
Content Download 205.6 ms
Total Response Time 2404.9 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ✔ Configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ✔ Configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | 道客巴巴-在线文档分享平台 |
| Meta Description | 道客巴巴(doc88.com)是一个在线文档分享平台。你可以上传学术论文,研究报告,行业标准,课后答案,教学课件,工作总结,作文等电子文档，可以自由交换文档，还可以分享最新的行业资讯。 |
Title 道客巴巴-在线文档分享平台
Meta Description 道客巴巴(doc88.com)是一个在线文档分享平台。你可以上传学术论文,研究报告,行业标准,课后答案,教学课件,工作总结,作文等电子文档，可以自由交换文档，还可以分享最新的行业资讯。
Detected Technologies
| Technology | Google Analytics Nginx PHP |
Technology Google Analytics Nginx PHP
HTTP Headers
| Server
| nginx |
| Date
| Wed, 19 Aug 2026 22:01:58 GMT |
| Content-Type
| text/html; charset=utf-8 |
| Transfer-Encoding
| chunked |
| Connection
| keep-alive |
| Vary
| Accept-Encoding |
| Expires
| Thu, 19 Nov 1981 08:52:00 GMT |
| Cache-Control
| no-store, no-cache, must-revalidate, post-check=0, pre-check=0 |
| Pragma
| no-cache |
| X-Content-Type-Options
| nosniff |
| X-XSS-Protection
| 1; mode=block |
| Content-Security-Policy
| default-src 'self'; base-uri 'self'; form-action 'self' https://alipay.com https://*.alipay.com; frame-ancestors *; object-src 'none'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://*.doc88.com https://cpro.baidustatic.com https://res.wx.qq.com; style-src 'self' 'unsafe-inline' https://*.doc88.com; img-src 'self' data: blob: https:; font-src 'self' data: https:; connect-src 'self' https: https://res.wx.qq.com; frame-src 'self' https://*.doc88.com https://pos.baidu.com https://*.pos.baidu.com; upgrade-insecure-requests; |
| Content-Encoding
| gzip |
Meta Tags
| X-UA-Compatible | IE=Edge |
| Keywords | 文档分享,在线,分享,道客巴巴 |
| Description | 道客巴巴(doc88.com)是一个在线文档分享平台。你可以上传学术论文,研究报告,行业标准,课后答案,教学课件,工作总结,作文等电子文档，可以自由交换文档，还可以分享最新的行业资讯。 |
Server nginx
Date Wed, 19 Aug 2026 22:01:58 GMT
Content-Type text/html; charset=utf-8
Transfer-Encoding chunked
Connection keep-alive
Vary Accept-Encoding
Expires Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma no-cache
X-Content-Type-Options nosniff
X-XSS-Protection 1; mode=block
Content-Security-Policy default-src 'self'; base-uri 'self'; form-action 'self' https://alipay.com https://*.alipay.com; frame-ancestors *; object-src 'none'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://*.doc88.com https://cpro.baidustatic.com https://res.wx.qq.com; style-src 'self' 'unsafe-inline' https://*.doc88.com; img-src 'self' data: blob: https:; font-src 'self' data: https:; connect-src 'self' https: https://res.wx.qq.com; frame-src 'self' https://*.doc88.com https://pos.baidu.com https://*.pos.baidu.com; upgrade-insecure-requests;
Content-Encoding gzip
