DNS Gurus
Cached · just now
23 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • 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

4 headers
Accept-Ranges
Performance
bytes
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Origin, Accept-Encoding

Caching Headers

5 headers
Cache-Control
Caching
public, no-cache
Etag
Caching
W/"2f6-19ba581dcf0"
Expires
Caching
Sat, 18 Jan 2025 21:26:51 GMT
Last-Modified
Caching
Sat, 10 Jan 2026 01:25:10 GMT
Pragma
Caching
no-cache

Content Headers

1 headers
Content-Type
Content
text/html; charset=utf-8

Server Headers

2 headers
Server
Server
istio-envoy
X-Powered-By
Server
Express

CORS Headers

1 headers
Access-Control-Allow-Credentials
Cors
true

Cookies Headers

1 headers
Set-Cookie
Cookies
incap_ses_892_3187512=JI1yAcvA7ymezrmNyAVhDBpQbWkAAAAAOClVPF2imiHdiev6YKsinA==; path=/; Domain=.experimentadmin-cert.sabre.com

Other Headers

7 headers
Alt-Svc
Other
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
Date
Other
Sun, 18 Jan 2026 21:26:51 GMT
Via
Other
1.1 google
X-Cdn
Other
Imperva
X-Envoy-Upstream-Service-Time
Other
3
X-Iinfo
Other
2-17920420-17920421 NNNN CT(1 5 0) RT(1768771611070 12) q(0 0 0 0) r(0 0) U24
X-Request-Id
Other
2de2889a-1dd7-4cfb-b483-c800003cdf71

Recommendations

Enable compression (gzip/brotli) to improve performance

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