Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 172.105.4.254 |
| Server Software | nginx |
| Compression | gzip |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 172.105.4.254
Server Software nginx
Compression gzip
Performance
| DNS Lookup | 8.3 ms |
| TCP Connect | 96 ms |
| TLS Handshake | 92.9 ms |
| Time To First Byte (TTFB) | 277 ms |
| Content Download | 0.2 ms |
| Total Response Time | 277.1 ms |
DNS Lookup 8.3 ms
TCP Connect 96 ms
TLS Handshake 92.9 ms
Time To First Byte (TTFB) 277 ms
Content Download 0.2 ms
Total Response Time 277.1 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=15768001 |
| CSP | ✔ Configured |
| X-Frame-Options | ✔ DENY |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | same-origin |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=15768001
CSP ✔ Configured
X-Frame-Options ✔ DENY
X-Content-Type-Options ✔ nosniff
Referrer Policy same-origin
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | The Linux Kernel Archives |
Title The Linux Kernel Archives
Detected Technologies
| Technology | Google Analytics Nginx |
Technology Google Analytics Nginx
HTTP Headers
| Server
| nginx |
| Date
| Thu, 20 Aug 2026 15:03:09 GMT |
| Content-type
| text/html; charset=utf-8 |
| Last-modified
| Thu, 20 Aug 2026 15:00:28 GMT |
| Vary
| Accept-Encoding |
| X-frame-options
| DENY |
| X-content-type-options
| nosniff |
| Strict-transport-security
| max-age=15768001 |
| Referrer-policy
| same-origin |
| Content-security-policy
| default-src 'self' *.kernel.org; img-src https: data: |
| Content-encoding
| gzip |
Meta Tags
| Viewport | width=device-width, initial-scale=1.0 |
Server nginx
Date Thu, 20 Aug 2026 15:03:09 GMT
Content-type text/html; charset=utf-8
Last-modified Thu, 20 Aug 2026 15:00:28 GMT
Vary Accept-Encoding
X-frame-options DENY
X-content-type-options nosniff
Strict-transport-security max-age=15768001
Referrer-policy same-origin
Content-security-policy default-src 'self' *.kernel.org; img-src https: data:
Content-encoding gzip
