DNS Gurus
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16 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=31557600
Content-Security-Policy
Good
default-src
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • Strengthen CSP by removing 'unsafe-eval'
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

3 headers
Accept-Ranges
Performance
bytes
Connection
Performance
close
Vary
Performance
Accept-Encoding

Caching Headers

0 headers
No caching headers found

Content Headers

2 headers
Content-Length
Content
139
Content-Type
Content
text/html; charset=utf-8

Server Headers

1 headers
X-Powered-By
Server
Express

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

7 headers
Alt-Svc
Other
h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
Date
Other
Sun, 25 Jan 2026 00:23:16 GMT
Via
Other
1.1 varnish
X-Cache
Other
MISS
X-Cache-Hits
Other
0
X-Served-By
Other
cache-iad-kcgs7200025-IAD
X-Timer
Other
S1769300597.599281,VS0,VE15

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching

Consider removing X-Powered-By header to hide server technology