Open
Cached
·
just now
30
Headers
Detected Technologies from Headers
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=15768000
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Add Content-Security-Policy header to prevent XSS attacks
- • Consider adding Permissions-Policy to control browser features
Performance Headers
Accept-Ranges
bytes
Connection
close
Vary
Accept-Encoding, Cookie, Cookie, Cookie
accept-ranges: bytes connection: close vary: Accept-Encoding, Cookie, Cookie, Cookie
Caching Headers
Age
1531
Cache-Control
max-age=31536000, public
Etag
W/"1777510653"
Expires
Sun, 19 Nov 1978 05:00:00 GMT
Last-Modified
Thu, 30 Apr 2026 00:57:33 GMT
age: 1531 cache-control: max-age=31536000, public etag: W/"1777510653" expires: Sun, 19 Nov 1978 05:00:00 GMT last-modified: Thu, 30 Apr 2026 00:57:33 GMT
Content Headers
Content-Language
en
Content-Length
206035
Content-Type
text/html; charset=UTF-8
content-language: en content-length: 206035 content-type: text/html; charset=UTF-8
Server Headers
Server
nginx
server: nginx
CORS Headers
No CORS headers found
Cookies Headers
Other Headers
Date
Thu, 30 Apr 2026 01:23:05 GMT
Via
1.1 varnish, 1.1 varnish, 1.1 varnish, 1.1 varnish, 1.1 varnish
X-Cache
HIT, HIT, MISS, MISS, MISS
X-Cache-Hits
33, 39, 0, 0, 0
X-Drupal-Cache
MISS
X-Drupal-Dynamic-Cache
MISS
X-Generator
Drupal 10 (https://www.drupal.org)
X-Pantheon-Styx-Hostname
styx-us-a-585b48f5c5-j5v4p
X-Served-By
cache-chi-klot8100077-CHI, cache-ewr-kewr1740057-EWR, cache-ewr-kewr1740057-EWR, cache-ewr-kewr1740057-EWR, cache-ewr-kewr1740038-EWR
X-Styx-Req-Id
9289d7ec-442f-11f1-937a-32429ac16ae0
X-Timer
S1777512185.420108,VS0,VE10
date: Thu, 30 Apr 2026 01:23:05 GMT link: <https://www.instructure.com/>; rel="alternate"; hreflang="x-default" via: 1.1 varnish, 1.1 varnish, 1.1 varnish, 1.1 varnish, 1.1 varnish x-cache: HIT, HIT, MISS, MISS, MISS x-cache-hits: 33, 39, 0, 0, 0 x-drupal-cache: MISS x-drupal-dynamic-cache: MISS x-generator: Drupal 10 (https://www.drupal.org) x-pantheon-styx-hostname: styx-us-a-585b48f5c5-j5v4p x-served-by: cache-chi-klot8100077-CHI, cache-ewr-kewr1740057-EWR, cache-ewr-kewr1740057-EWR, cache-ewr-kewr1740057-EWR, cache-ewr-kewr1740038-EWR x-styx-req-id: 9289d7ec-442f-11f1-937a-32429ac16ae0 x-timer: S1777512185.420108,VS0,VE10
Recommendations
Enable compression (gzip/brotli) to improve performance