Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 89.238.67.49 |
| Server Software | Apache |
| Compression | gzip |
|
🔒 🟡 Mixed Content (2 HTTP resources) | The page is served over HTTPS but loads 2 resource(s) over HTTP. This may be blocked in modern browsers. |
|
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 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 89.238.67.49
Server Software Apache
Compression gzip
🔒 🟡 Mixed Content (2 HTTP resources) The page is served over HTTPS but loads 2 resource(s) over HTTP. This may be blocked in modern browsers.
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).
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://selfhtml.org:443 | 301 | HTTP/1.1 301 Moved Permanently |
| 2 | https://wiki.selfhtml.org/wiki/SELFHTML | 200 | HTTP/1.1 200 OK |
#1 URL https://selfhtml.org:443
HTTP Status Code 301
Status HTTP/1.1 301 Moved Permanently
#2 URL https://wiki.selfhtml.org/wiki/SELFHTML
HTTP Status Code 200
Status HTTP/1.1 200 OK
Performance
| DNS Lookup | 22.8 ms |
| TCP Connect | 42.1 ms |
| TLS Handshake | 48.5 ms |
| Time To First Byte (TTFB) | 221.2 ms |
| Content Download | 1.3 ms |
| Total Response Time | 222.5 ms |
DNS Lookup 22.8 ms
TCP Connect 42.1 ms
TLS Handshake 48.5 ms
Time To First Byte (TTFB) 221.2 ms
Content Download 1.3 ms
Total Response Time 222.5 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
Title SELFHTML-Wiki
Detected Technologies
| Technology | Google Analytics Apache PHP |
Technology Google Analytics Apache PHP
HTTP Headers
| Date
| Tue, 21 Jul 2026 11:50:36 GMT |
| Server
| Apache |
| X-Powered-By
| PHP/7.0.33 |
| X-Content-Type-Options
| nosniff |
| Vary
| Accept-Encoding,Cookie |
| Expires
| Thu, 01 Jan 1970 00:00:00 GMT |
| Cache-Control
| private, must-revalidate, max-age=0 |
| Content-Language
| de-formal |
| Last-Modified
| Sat, 27 Jun 2026 22:59:38 GMT |
| Content-Encoding
| gzip |
| Content-Length
| 7093 |
| Content-Type
| text/html; charset=UTF-8 |
Meta Tags
| Generator | MediaWiki 1.27.3 |
| Viewport | width=device-width, initial-scale=1 |
Date Tue, 21 Jul 2026 11:50:36 GMT
Server Apache
X-Powered-By PHP/7.0.33
X-Content-Type-Options nosniff
Vary Accept-Encoding,Cookie
Expires Thu, 01 Jan 1970 00:00:00 GMT
Cache-Control private, must-revalidate, max-age=0
Content-Language de-formal
Last-Modified Sat, 27 Jun 2026 22:59:38 GMT
Content-Encoding gzip
Content-Length 7093
Content-Type text/html; charset=UTF-8
