Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 172.67.72.172 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| 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. |
|
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 172.67.72.172
Server Software cloudflare
CDN Cloudflare
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.
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://mathjax.org:443 | 302 | HTTP/2 302 |
| 2 | https://www.mathjax.org/ | 200 | HTTP/2 200 |
#1 URL https://mathjax.org:443
HTTP Status Code 302
Status HTTP/2 302
#2 URL https://www.mathjax.org/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 6.2 ms |
| TCP Connect | 7.9 ms |
| TLS Handshake | 8 ms |
| Time To First Byte (TTFB) | 143.4 ms |
| Content Download | 0.5 ms |
| Total Response Time | 143.9 ms |
DNS Lookup 6.2 ms
TCP Connect 7.9 ms
TLS Handshake 8 ms
Time To First Byte (TTFB) 143.4 ms
Content Download 0.5 ms
Total Response Time 143.9 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
SEO Quick Check
| Title | MathJax | Beautiful math in all browsers. |
| Meta Description | Beautiful math in all browsers. |
| Canonical | https://www.mathjax.org/ |
| Open Graph Title | MathJax |
| Open Graph Description | Beautiful math in all browsers. |
| Twitter Card | summary |
| Twitter Title | MathJax |
Title MathJax | Beautiful math in all browsers.
Meta Description Beautiful math in all browsers.
Canonical https://www.mathjax.org/
Open Graph Title MathJax
Open Graph Description Beautiful math in all browsers.
Twitter Card summary
Twitter Title MathJax
Detected Technologies
| Technology | Drupal Google Analytics Cloudflare Node.js |
Technology Drupal Google Analytics Cloudflare Node.js
HTTP Headers
| Date
| Thu, 20 Aug 2026 07:49:14 GMT |
| Content-type
| text/html; charset=utf-8 |
| Content-length
| 20055 |
| Server
| cloudflare |
| Last-modified
| Thu, 02 Jul 2026 11:42:02 GMT |
| Access-control-allow-origin
| * |
| Etag
| W/"6a464e8a-102a3" |
| Expires
| Mon, 17 Aug 2026 21:03:36 GMT |
| Cache-control
| max-age=600 |
| Content-encoding
| gzip |
| X-proxy-cache
| MISS |
| X-github-request-id
| E3F0:172BA9:E9706:F3F86:6A8374CF |
| X-github-edge-region
| uksouth |
| Accept-ranges
| bytes |
| Age
| 0 |
| Via
| 1.1 varnish |
| X-served-by
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| X-cache
| HIT |
| X-cache-hits
| 0 |
| X-timer
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| Vary
| Accept-Encoding |
| X-fastly-request-id
| 925a3296641c06d29f3b11fab8fad00b87ed1069 |
| Nel
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| Report-to
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| Cf-cache-status
| DYNAMIC |
| Cf-ray
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Meta Tags
| X-UA-Compatible | IE=edge |
| Content-Security-Policy | default-src
|
| Viewport | width=device-width, initial-scale=1 |
| Description | Beautiful math in all browsers. |
| Generator | Jekyll v3.10.0 |
| Author | MathJax Consortium |
Date Thu, 20 Aug 2026 07:49:14 GMT
Content-type text/html; charset=utf-8
Content-length 20055
Server cloudflare
Last-modified Thu, 02 Jul 2026 11:42:02 GMT
Access-control-allow-origin *
Etag W/"6a464e8a-102a3"
Expires Mon, 17 Aug 2026 21:03:36 GMT
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X-proxy-cache MISS
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X-cache HIT
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X-timer S1787212155.597820,VS0,VE92
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