HTTP Headers Analysis for https://login.optimizely.com

Detected Technologies from Headers

See all in URL Inspect 1

Cloudflare CDN

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=10886400; includeSubDomains; preload

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Excellent

DENY

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Present

same-origin

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

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

connection: close
transfer-encoding: chunked
vary: Accept-Encoding

Caching Headers

Cache-Control

Caching

public, must-revalidate, max-age=30

Last-Modified

Caching

Fri, 31 Jul 2026 13:50:57 GMT

cache-control: public, must-revalidate, max-age=30
last-modified: Fri, 31 Jul 2026 13:50:57 GMT

Content Headers

Content-Type

Content

text/html

content-type: text/html

Server Headers

Server

cloudflare

server: cloudflare

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

a2fdd7dbca1fef61-IAD

Date

Other

Sun, 23 Aug 2026 23:19:37 GMT

X-Dns-Prefetch-Control

Other

off

cf-cache-status: DYNAMIC
cf-ray: a2fdd7dbca1fef61-IAD
date: Sun, 23 Aug 2026 23:19:37 GMT
x-dns-prefetch-control: off

Recommendations

Enable compression (gzip/brotli) to improve performance