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 bit.ly, www.bit.ly, not for dns.test.cname.bitly.com

12 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=31536000
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
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
  • 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

2 headers
Accept-Ranges
Performance
bytes
Connection
Performance
close

Caching Headers

1 headers
Last-Modified
Caching
Fri, 05 Dec 2025 12:20:23 GMT

Content Headers

2 headers
Content-Length
Content
94464
Content-Type
Content
text/html; charset=utf-8

Server Headers

1 headers
Server
Server
nginx

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
_xsrf=78ef08d5-2c16-80f1-caea-ba2d0c3f6633; Path=/; Domain=bitly.com; Expires=Sun, 04 Jan 2026 14:30:02 GMT; Secure

Other Headers

3 headers
Alt-Svc
Other
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
Date
Other
Fri, 05 Dec 2025 14:30:02 GMT
Via
Other
1.1 google, 1.1 google

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching

Analysis completed in 265ms