Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 52.222.201.89 |
| Server Software | envoy |
| CDN | CDN (Miss from cloudfront) |
| 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 52.222.201.89
Server Software envoy
CDN CDN (Miss from cloudfront)
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.
Performance
| DNS Lookup | 2.5 ms |
| TCP Connect | 3.6 ms |
| TLS Handshake | 4.4 ms |
| Time To First Byte (TTFB) | 280.9 ms |
| Content Download | 21 ms |
| Total Response Time | 301.9 ms |
DNS Lookup 2.5 ms
TCP Connect 3.6 ms
TLS Handshake 4.4 ms
Time To First Byte (TTFB) 280.9 ms
Content Download 21 ms
Total Response Time 301.9 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000; includeSubDomains; preload |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000; includeSubDomains; preload
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Meta Description | Learn in-demand skills with online courses and Professional Certificates from leading companies like Google, IBM, Meta, and Adobe. Explore flexible programs—from short courses to full degrees. |
| Canonical | https://www.coursera.org |
| Open Graph Title | Coursera | Courses, Professional Certificates, and Degrees Online |
| Open Graph Description | Learn in-demand skills with online courses and Professional Certificates from leading companies like Google, IBM, Meta, and Adobe. Explore flexible programs—from short courses to full degrees. |
| Open Graph Image | https://s3.amazonaws.com/coursera/media/Grid_Coursera_Par... |
| Twitter Card | summary |
| Twitter Title | Coursera | Courses, Professional Certificates, and Degrees Online |
| Twitter Description | Learn in-demand skills with online courses and Professional Certificates from leading companies like Google, IBM, Meta, and Adobe. Explore flexible programs—from short courses to full degrees. |
| Twitter Image | https://s3.amazonaws.com/coursera/media/Grid_Coursera_Par... |
Meta Description Learn in-demand skills with online courses and Professional Certificates from leading companies like Google, IBM, Meta, and Adobe. Explore flexible programs—from short courses to full degrees. Canonical https://www.coursera.org Open Graph Title Coursera | Courses, Professional Certificates, and Degrees Online Open Graph Description Learn in-demand skills with online courses and Professional Certificates from leading companies like Google, IBM, Meta, and Adobe. Explore flexible programs—from short courses to full degrees. Open Graph Image https://s3.amazonaws.com/coursera/media/Grid_Coursera_Par... Twitter Card summary Twitter Title Coursera | Courses, Professional Certificates, and Degrees Online Twitter Description Learn in-demand skills with online courses and Professional Certificates from leading companies like Google, IBM, Meta, and Adobe. Explore flexible programs—from short courses to full degrees. Twitter Image https://s3.amazonaws.com/coursera/media/Grid_Coursera_Par... Detected Technologies
| Technology | Google Analytics Node.js |
Technology Google Analytics Node.js
HTTP Headers
| Content-type
| text/html |
| Cache-control
| private, no-cache, no-store, must-revalidate, max-age=0 |
| Content-encoding
| gzip |
| Date
| Wed, 22 Jul 2026 17:59:31 GMT |
| Etag
| W/"bf6a2-2mVl0NKjNKewUe0KMjHazopDXb4" |
| Server
| envoy |
| Set-cookie
| __204u=4605051659-1784743170993; Max-Age=31536000; Expires=Thu, 22 Jul 2027 17:59:31 GMT; Path=/; Domain=.coursera.org |
| Strict-transport-security
| max-age=31536000; includeSubDomains; preload |
| Traceresponse
| 00-c0113a5eba1c6344cb8100291af0e00b-6b6ce263bcce5806-00 |
| Vary
| Accept-Encoding |
| X-content-type-options
| nosniff |
| X-coursera-appname
| front-page |
| X-coursera-render-mode
| html |
| X-coursera-render-version
| v2 |
| X-coursera-request-id
| FrpyXIX3EfGklxJhOId1iw |
| X-coursera-trace-id-hex
| c3776a6e8d50b3e |
| X-envoy-decorator-operation
| egress |
| X-envoy-upstream-service-time
| 175 |
| X-frame-options
| SAMEORIGIN |
| X-powered-by
| Express |
| X-xss-protection
| 1; mode=block |
| X-cache
| Miss from cloudfront |
| Via
| 1.1 a5a1b1bd5c5ec5b1378fad5d0770b5e0.cloudfront.net (CloudFront) |
| X-amz-cf-pop
| CDG50-P2 |
| X-amz-cf-id
| SLgQb_AA_azjfi9Ca70LM_LlKSti1oZ1lxapSwdnz9ondaYjtcAUOg== |
Meta Tags
| X-UA-Compatible | IE=Edge,chrome=IE7 |
| Fb:admins | 727836538,4807654 |
| Fb:app_id | 823425307723964 |
| Viewport | width=device-width, initial-scale=1 |
| Msapplication-TileColor | #2d89ef |
| Msapplication-TileImage |  |
| Theme-color | #0056D2 |
| Qc:admins | 366737676376375235216727 |
| Yandex-verification | 4970cfdb825622c7 |
| Description | Learn in-demand skills with online courses and Professional Certificates from leading companies like Google, IBM, Meta, and Adobe. Explore flexible programs—from short courses to full degrees. |
| Image |  |
Content-type text/html
Cache-control private, no-cache, no-store, must-revalidate, max-age=0
Content-encoding gzip
Date Wed, 22 Jul 2026 17:59:31 GMT
Etag W/"bf6a2-2mVl0NKjNKewUe0KMjHazopDXb4"
Server envoy
Set-cookie __204u=4605051659-1784743170993; Max-Age=31536000; Expires=Thu, 22 Jul 2027 17:59:31 GMT; Path=/; Domain=.coursera.org
Strict-transport-security max-age=31536000; includeSubDomains; preload
Traceresponse 00-c0113a5eba1c6344cb8100291af0e00b-6b6ce263bcce5806-00
Vary Accept-Encoding
X-content-type-options nosniff
X-coursera-appname front-page
X-coursera-render-mode html
X-coursera-render-version v2
X-coursera-request-id FrpyXIX3EfGklxJhOId1iw
X-coursera-trace-id-hex c3776a6e8d50b3e
X-envoy-decorator-operation egress
X-envoy-upstream-service-time 175
X-frame-options SAMEORIGIN
X-powered-by Express
X-xss-protection 1; mode=block
X-cache Miss from cloudfront
Via 1.1 a5a1b1bd5c5ec5b1378fad5d0770b5e0.cloudfront.net (CloudFront)
X-amz-cf-pop CDG50-P2
X-amz-cf-id SLgQb_AA_azjfi9Ca70LM_LlKSti1oZ1lxapSwdnz9ondaYjtcAUOg==
