HTTP Headers Analysis for https://developers.sitespect.com

SSL Verification Bypassed

The server's SSL certificate could not be verified. The analysis was completed using insecure mode. Data may be less reliable.

Reason:

Hostname Mismatch - certificate is issued for *.getpantheon.com, *.gotpantheon.com, *.pantheon.io, *.pantheonsite.io, getpantheon.com, gotpantheon.com, pantheonsite.io, not for developers.sitespect.com

Open Cached · just now

15 Headers

Detected Technologies from Headers

See all in URL Inspect 2

Pantheon

Varnish

HTTP Security Headers

Status

Strict-Transport-Security

Missing

Not configured

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Missing

Not configured

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Add Strict-Transport-Security header with max-age of at least 1 year
• Add Content-Security-Policy header to prevent XSS attacks
• Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
• Add X-Content-Type-Options: nosniff
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Accept-Ranges

Performance

bytes

Vary

Performance

accept-ranges: bytes
vary: Cookie

Caching Headers

Age

Caching

Cache-Control

Caching

no-cache, must-revalidate

age: 0
cache-control: no-cache, must-revalidate

Content Headers

Content-Length

Content

566

Content-Type

Content

text/html; charset=utf-8

content-length: 566
content-type: text/html; charset=utf-8

Server Headers

Server

Pantheon

server: Pantheon

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Wed, 22 Apr 2026 16:42:58 GMT

Retry-After

Other

Via

Other

1.1 varnish

X-Cache

Other

MISS

X-Cache-Hits

Other

X-Pantheon-Serious-Reason

Other

The page could not be loaded properly.

X-Served-By

Other

cache-ewr-kewr1740096-EWR

X-Timer

Other

S1776876178.441727,VS0,VE36

date: Wed, 22 Apr 2026 16:42:58 GMT
retry-after: 0
via: 1.1 varnish
x-cache: MISS
x-cache-hits: 0
x-pantheon-serious-reason: The page could not be loaded properly.
x-served-by: cache-ewr-kewr1740096-EWR
x-timer: S1776876178.441727,VS0,VE36

Recommendations

Enable compression (gzip/brotli) to improve performance