Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 104.26.9.244 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| 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. |
|
🕐 🔴 Very Slow Response (3186 ms) | Response time exceeds 3 seconds. This severely impacts SEO and user experience. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 104.26.9.244
Server Software cloudflare
CDN Cloudflare
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.
🕐 🔴 Very Slow Response (3186 ms) Response time exceeds 3 seconds. This severely impacts SEO and user experience.
Performance
| DNS Lookup | 11.1 ms |
| TCP Connect | 12.4 ms |
| TLS Handshake | 9.5 ms |
| Time To First Byte (TTFB) | 1226.3 ms |
| Content Download | 1960 ms |
| Total Response Time | 3186.2 ms |
DNS Lookup 11.1 ms
TCP Connect 12.4 ms
TLS Handshake 9.5 ms
Time To First Byte (TTFB) 1226.3 ms
Content Download 1960 ms
Total Response Time 3186.2 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000 |
| CSP | ✔ Configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000
CSP ✔ Configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
Title US History
Detected Technologies
| Technology | Bootstrap jQuery Google Analytics Cloudflare |
Technology Bootstrap jQuery Google Analytics Cloudflare
HTTP Headers
| Date
| Thu, 23 Jul 2026 20:40:58 GMT |
| Content-type
| text/html |
| Content-location
| http://ushistory.org/index.html |
| Last-modified
| Fri, 19 Jun 2026 14:47:41 GMT |
| Speculation-rules
| "/cdn-cgi/speculation" |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=S1HqvPpYREWxWCdWnDaFYpCyJQhZiKSS1o8I3bqasfYEazVKawQcor%2BtEMGVxKzZ1X0W2RUln0a03ZDYzTWfrS8jHog%2BmGRDSI7r4XfgL6RnWWKnobxZs%2FFXfFbvAOiM9kYSlkaM9g%2FJO6s%3D"}]} |
| X-content-type-options
| nosniff |
| X-frame-options
| SAMEORIGIN |
| Content-security-policy
| |
| Strict-transport-security
| max-age=31536000 |
| Server
| cloudflare |
| Cf-cache-status
| DYNAMIC |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Content-encoding
| gzip |
| Cf-ray
| a1fd80cb1d9c99aa-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Viewport | width=device-width |
| Google-site-verification | 8n26ZzZC5PcI5pziJP26RmkmtLVh-E9fd-ioCthifx4 |
Date Thu, 23 Jul 2026 20:40:58 GMT
Content-type text/html
Content-location http://ushistory.org/index.html
Last-modified Fri, 19 Jun 2026 14:47:41 GMT
Speculation-rules "/cdn-cgi/speculation"
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=S1HqvPpYREWxWCdWnDaFYpCyJQhZiKSS1o8I3bqasfYEazVKawQcor%2BtEMGVxKzZ1X0W2RUln0a03ZDYzTWfrS8jHog%2BmGRDSI7r4XfgL6RnWWKnobxZs%2FFXfFbvAOiM9kYSlkaM9g%2FJO6s%3D"}]}
X-content-type-options nosniff
X-frame-options SAMEORIGIN
Content-security-policy
Strict-transport-security max-age=31536000
Server cloudflare
Cf-cache-status DYNAMIC
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Content-encoding gzip
Cf-ray a1fd80cb1d9c99aa-CDG
Alt-svc h3=":443"; ma=86400
