Checking results for: www.dianlu.org
Additional info for https://www.dianlu.org
Technical Information
| HTTP Status Code | 403 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 172.247.241.219 |
| Server Software | nginx |
| Compression | gzip |
|
🚫 🟡 HTTP 403 Error | The server returned a 403 error. Check the access configuration. |
|
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. |
|
ℹ 🔵 Missing X-Frame-Options | The site can be embedded in iframes by third parties (clickjacking risk). |
HTTP Status Code 403
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 172.247.241.219
Server Software nginx
Compression gzip
🚫 🟡 HTTP 403 Error The server returned a 403 error. Check the access configuration.
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.
ℹ 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
Performance
| DNS Lookup | 21.9 ms |
| TCP Connect | 160.1 ms |
| TLS Handshake | 142.3 ms |
| Time To First Byte (TTFB) | 441.2 ms |
| Content Download | 0.1 ms |
| Total Response Time | 441.3 ms |
DNS Lookup 21.9 ms
TCP Connect 160.1 ms
TLS Handshake 142.3 ms
Time To First Byte (TTFB) 441.2 ms
Content Download 0.1 ms
Total Response Time 441.3 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
Detected Technologies
Technology Nginx
HTTP Headers
| Server | nginx |
| Date | Wed, 22 Jul 2026 22:28:35 GMT |
| Content-type | text/html;charset=utf8 |
| Vary | Accept-Encoding |
| Set-cookie | SITE_TOTAL_ID=f1acf523f598f9d9f66c99ec88233f62; Path=/; Max-Age=259200000; HttpOnly |
| Cache-control | no-store |
| Content-encoding | gzip |
Server nginx
Date Wed, 22 Jul 2026 22:28:35 GMT
Content-type text/html;charset=utf8
Vary Accept-Encoding
Set-cookie SITE_TOTAL_ID=f1acf523f598f9d9f66c99ec88233f62; Path=/; Max-Age=259200000; HttpOnly
Cache-control no-store
Content-encoding gzip
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