Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 172.67.72.49 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| 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 172.67.72.49
Server Software cloudflare
CDN Cloudflare
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://bookweb.org:443 | 301 | HTTP/2 301 |
| 2 | https://www.bookweb.org/ | 200 | HTTP/2 200 |
#1 URL https://bookweb.org:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.bookweb.org/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 8.4 ms |
| TCP Connect | 9.6 ms |
| TLS Handshake | 6.8 ms |
| Time To First Byte (TTFB) | 268 ms |
| Content Download | 0.3 ms |
| Total Response Time | 268.3 ms |
DNS Lookup 8.4 ms
TCP Connect 9.6 ms
TLS Handshake 6.8 ms
Time To First Byte (TTFB) 268 ms
Content Download 0.3 ms
Total Response Time 268.3 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31622400 |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31622400
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | American Booksellers Association | BookWeb.org |
| Canonical | https://www.bookweb.org/ |
| Open Graph Title | American Booksellers Association |
Title American Booksellers Association | BookWeb.org
Canonical https://www.bookweb.org/
Open Graph Title American Booksellers Association
Detected Technologies
| Technology | Drupal Bootstrap jQuery Google Analytics Google Tag Manager Cloudflare |
Technology Drupal Bootstrap jQuery Google Analytics Google Tag Manager Cloudflare
HTTP Headers
| Date
| Wed, 19 Aug 2026 23:49:41 GMT |
| Content-type
| text/html; charset=UTF-8 |
| Cache-control
| must-revalidate, no-cache, private |
| Server-timing
| cfEdge;dur=19,cfOrigin;dur=226 |
| Content-language
| en |
| Expires
| Sun, 19 Nov 1978 05:00:00 GMT |
| Server
| cloudflare |
| Strict-transport-security
| max-age=31622400 |
| X-content-type-options
| nosniff |
| X-drupal-cache
| UNCACHEABLE (response policy) |
| X-drupal-dynamic-cache
| UNCACHEABLE (response policy) |
| X-frame-options
| SAMEORIGIN |
| X-generator
| Drupal 11 (https://www.drupal.org) |
| X-pantheon-styx-hostname
| styx-us-a-55f5b7b84b-r2n42 |
| X-styx-req-id
| a59a03c6-9c28-11f1-83c4-22c5f74212d7 |
| X-served-by
| cache-chi-klot8100096-CHI, cache-lcy-eglc8600030-LCY |
| X-cache
| MISS, MISS |
| X-cache-hits
| 0, 0 |
| X-timer
| S1787183382.562297,VS0,VE225 |
| Vary
| Accept-Encoding, Cookie, Cookie |
| Age
| 0 |
| Via
| 1.1 varnish, 1.1 varnish |
| 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=utsf2mCWhQRVBoQHyYG4mqrOkun4s%2BydKlsVBzwRnuKszHgCni%2F3rhlvo0J45wb7zXdFZolND7VUexwRWQAYXMPuBfTnZwT2bHSu9QaGXFGELj1h3OQfT5ZM6VNLoL%2F6XRS5a8XFMU0eod6B0A%3D%3D"}]} |
| Cf-cache-status
| DYNAMIC |
| Content-encoding
| gzip |
| Cf-ray
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Meta Tags
| Generator | Drupal 11 (http://drupal.org) |
| Referrer | origin-when-cross-origin |
| Generator | Drupal 11 (https://www.drupal.org) |
| MobileOptimized | width |
| HandheldFriendly | true |
| Viewport | width=device-width, initial-scale=1, shrink-to-fit=no |
| X-ua-compatible | ie=edge |
Date Wed, 19 Aug 2026 23:49:41 GMT
Content-type text/html; charset=UTF-8
Cache-control must-revalidate, no-cache, private
Server-timing cfEdge;dur=19,cfOrigin;dur=226
Content-language en
Expires Sun, 19 Nov 1978 05:00:00 GMT
Server cloudflare
Strict-transport-security max-age=31622400
X-content-type-options nosniff
X-drupal-cache UNCACHEABLE (response policy)
X-drupal-dynamic-cache UNCACHEABLE (response policy)
X-frame-options SAMEORIGIN
X-generator Drupal 11 (https://www.drupal.org)
X-pantheon-styx-hostname styx-us-a-55f5b7b84b-r2n42
X-styx-req-id a59a03c6-9c28-11f1-83c4-22c5f74212d7
X-served-by cache-chi-klot8100096-CHI, cache-lcy-eglc8600030-LCY
X-cache MISS, MISS
X-cache-hits 0, 0
X-timer S1787183382.562297,VS0,VE225
Vary Accept-Encoding, Cookie, Cookie
Age 0
Via 1.1 varnish, 1.1 varnish
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
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Cf-cache-status DYNAMIC
Content-encoding gzip
Cf-ray a2dd0e66aa58047b-CDG
