Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 128.24.70.119 |
| CDN | CDN (HIT) |
| Compression | gzip |
|
🔒 🟡 Mixed Content (1 HTTP resources) | The page is served over HTTPS but loads 1 resource(s) over HTTP. This may be blocked in modern browsers. |
|
ℹ 🔵 Missing Content Security Policy | CSP is not configured. It helps prevent XSS attacks and content injection. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 128.24.70.119
CDN CDN (HIT)
Compression gzip
🔒 🟡 Mixed Content (1 HTTP resources) The page is served over HTTPS but loads 1 resource(s) over HTTP. This may be blocked in modern browsers.
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://jenkins.io:443 | 301 | HTTP/2 301 |
| 2 | https://www.jenkins.io/ | 200 | HTTP/2 200 |
#1 URL https://jenkins.io:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.jenkins.io/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 4.1 ms |
| TCP Connect | 8.3 ms |
| TLS Handshake | 7.1 ms |
| Time To First Byte (TTFB) | 17.9 ms |
| Content Download | 0.8 ms |
| Total Response Time | 18.7 ms |
DNS Lookup 4.1 ms
TCP Connect 8.3 ms
TLS Handshake 7.1 ms
Time To First Byte (TTFB) 17.9 ms
Content Download 0.8 ms
Total Response Time 18.7 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=86400; includeSubDomains; preload |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ DENY |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=86400; includeSubDomains; preload
CSP ⚠ Not configured
X-Frame-Options ✔ DENY
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Jenkins |
| Meta Description | Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software |
| Open Graph Title | Jenkins |
| Open Graph Description | Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software |
| Open Graph Image | /images/logo-title-opengraph.png |
| Twitter Card | summary_large_image |
| Twitter Title | Jenkins |
| Twitter Description | Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software |
| Twitter Image | /images/logo-title-opengraph.png |
Title Jenkins Meta Description Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software Open Graph Title Jenkins Open Graph Description Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software Open Graph Image /images/logo-title-opengraph.png Twitter Card summary_large_image Twitter Title Jenkins Twitter Description Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software Twitter Image /images/logo-title-opengraph.png Detected Technologies
| Technology | Bootstrap jQuery Google Analytics Cloudflare |
Technology Bootstrap jQuery Google Analytics Cloudflare
HTTP Headers
| Content-type
| text/html |
| Last-modified
| Wed, 19 Aug 2026 23:45:10 GMT |
| Etag
| W/"6a864006-e8cf" |
| Expires
| Thu, 20 Aug 2026 01:12:56 GMT |
| Cache-control
| max-age=3600, public |
| X-content-type-options
| nosniff |
| X-frame-options
| DENY |
| Content-encoding
| gzip |
| Accept-ranges
| bytes |
| Date
| Thu, 20 Aug 2026 00:12:56 GMT |
| Via
| 1.1 varnish |
| Age
| 0 |
| X-served-by
| cache-par-lfpb1150076-PAR |
| X-cache
| HIT |
| X-cache-hits
| 1 |
| Vary
| Accept-Encoding |
| Strict-transport-security
| max-age=86400; includeSubDomains; preload |
| Content-length
| 22820 |
Meta Tags
| Content-Type | text/html; charset=UTF-8 |
| Description | Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software |
| Viewport | width=device-width, initial-scale=1 |
| X-ua-compatible | ie=edge |
| Msapplication-TileColor | #2b5797 |
| Theme-color | #ffffff |
| Apple-mobile-web-app-title | Jenkins |
Content-type text/html
Last-modified Wed, 19 Aug 2026 23:45:10 GMT
Etag W/"6a864006-e8cf"
Expires Thu, 20 Aug 2026 01:12:56 GMT
Cache-control max-age=3600, public
X-content-type-options nosniff
X-frame-options DENY
Content-encoding gzip
Accept-ranges bytes
Date Thu, 20 Aug 2026 00:12:56 GMT
Via 1.1 varnish
Age 0
X-served-by cache-par-lfpb1150076-PAR
X-cache HIT
X-cache-hits 1
Vary Accept-Encoding
Strict-transport-security max-age=86400; includeSubDomains; preload
Content-length 22820
