20 Headers

Detected Technologies from Headers

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=63072000; includeSubDomains; preload
Content-Security-Policy
Missing
Not configured Analyze
Content-Security-Policy-Report-Only
Basic
script-src; frame-ancestors; base-uri; +2 more Analyze
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • 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, Origin

Caching Headers

Cache-Control
Caching
no-cache, no-store, must-revalidate
Pragma
Caching
no-cache

Content Headers

Content-Type
Content
text/html; charset=UTF-8

Server Headers

No server headers found

CORS Headers

Access-Control-Allow-Origin
Cors
https://careers.circle.com

Cookies Headers

Set-Cookie
Cookies

Other Headers

Date
Other
Sat, 09 May 2026 06:30:41 GMT
Via
Other
1.1 598d87b7aabfe9af537b98f78145120e.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
1ySAK39fSn5wVKnD3Q3btM4S2RnIGu5FY5NFIomanBm-IodtVePFCQ==
X-Amz-Cf-Pop
Other
IAD55-P6
X-Cache
Other
Miss from cloudfront
X-Permitted-Cross-Domain-Policies
Other
master-only

Recommendations

Enable compression (gzip/brotli) to improve performance