Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 172.67.190.176 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
🔒 🟡 Mixed Content (4 HTTP resources) | The page is served over HTTPS but loads 4 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 172.67.190.176
Server Software cloudflare
CDN Cloudflare
Compression gzip
🔒 🟡 Mixed Content (4 HTTP resources) The page is served over HTTPS but loads 4 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 | 22.7 ms |
| TCP Connect | 24.4 ms |
| TLS Handshake | 7.9 ms |
| Time To First Byte (TTFB) | 143.1 ms |
| Content Download | 103.4 ms |
| Total Response Time | 246.4 ms |
DNS Lookup 22.7 ms
TCP Connect 24.4 ms
TLS Handshake 7.9 ms
Time To First Byte (TTFB) 143.1 ms
Content Download 103.4 ms
Total Response Time 246.4 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000; includeSubDomains |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | strict-origin-when-cross-origin |
| Permissions Policy | ✔ Configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000; includeSubDomains
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Referrer Policy strict-origin-when-cross-origin
Permissions Policy ✔ Configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | kottke.org - home of fine hypertext products |
| Meta Description | Jason Kottke |
| Canonical | https://kottke.org/ |
| Open Graph Title | kottke.org |
| Open Graph Description | Jason Kottke |
| Open Graph Image | https://kottke.org/images/2016/ios/180x180.png |
Title kottke.org - home of fine hypertext products Meta Description Jason Kottke Canonical https://kottke.org/ Open Graph Title kottke.org Open Graph Description Jason Kottke Open Graph Image https://kottke.org/images/2016/ios/180x180.png Detected Technologies
| Technology | React jQuery Google Analytics Cloudflare PHP |
Technology React jQuery Google Analytics Cloudflare PHP
HTTP Headers
| Date
| Thu, 20 Aug 2026 10:39:06 GMT |
| Content-type
| text/html; charset=UTF-8 |
| Server
| cloudflare |
| Vary
| Accept-Encoding |
| Set-cookie
| member_last_page=http%3A%2F%2Fkottke.org%2F; expires=Thu, 20 Aug 2026 10:59:06 GMT; Max-Age=1200; path=/ |
| Expires
| Thu, 19 Nov 1981 08:52:00 GMT |
| Cache-control
| no-store, no-cache, must-revalidate |
| Pragma
| no-cache |
| X-frame-options
| SAMEORIGIN |
| X-content-type-options
| nosniff |
| X-xss-protection
| 1; mode=block |
| Referrer-policy
| strict-origin-when-cross-origin |
| Permissions-policy
| geolocation=(), microphone=(), camera=() |
| Strict-transport-security
| max-age=31536000; includeSubDomains |
| Server-timing
| cfEdge;dur=102,cfOrigin;dur=4 |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=9S9wJcZoQvafZ2qLbqLlTbIq3C5qBUq9UZNEy3HX0CrNBEmpguVwWtxjhK%2BmhZa2ezo0oI8BZQH36GpKoKUUWoKq9RhtgEQ00VRr9N1ozcj9Fnq3aZGCSG0siH9EkaiAiNrC3f9UKBcc"}]} |
| Cf-cache-status
| DYNAMIC |
| Content-encoding
| gzip |
| Cf-ray
| a2e0c5b29abb702a-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Content-Type | text/html; charset=utf-8 |
| Viewport | width=device-width, initial-scale=1.0 |
| Color-scheme | light dark |
| Description | Jason Kottke |
| Fb:admins | 549560637 |
| Fb:app_id | 279322152122365 |
Date Thu, 20 Aug 2026 10:39:06 GMT
Content-type text/html; charset=UTF-8
Server cloudflare
Vary Accept-Encoding
Set-cookie member_last_page=http%3A%2F%2Fkottke.org%2F; expires=Thu, 20 Aug 2026 10:59:06 GMT; Max-Age=1200; path=/
Expires Thu, 19 Nov 1981 08:52:00 GMT
Cache-control no-store, no-cache, must-revalidate
Pragma no-cache
X-frame-options SAMEORIGIN
X-content-type-options nosniff
X-xss-protection 1; mode=block
Referrer-policy strict-origin-when-cross-origin
Permissions-policy geolocation=(), microphone=(), camera=()
Strict-transport-security max-age=31536000; includeSubDomains
Server-timing cfEdge;dur=102,cfOrigin;dur=4
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=9S9wJcZoQvafZ2qLbqLlTbIq3C5qBUq9UZNEy3HX0CrNBEmpguVwWtxjhK%2BmhZa2ezo0oI8BZQH36GpKoKUUWoKq9RhtgEQ00VRr9N1ozcj9Fnq3aZGCSG0siH9EkaiAiNrC3f9UKBcc"}]}
Cf-cache-status DYNAMIC
Content-encoding gzip
Cf-ray a2e0c5b29abb702a-CDG
Alt-svc h3=":443"; ma=86400
