DNS Gurus
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11 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=2628000
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
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-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • 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
Connection
Performance
close
Vary
Performance
Accept-Encoding, User-Agent

Caching Headers

2 headers
Cache-Control
Caching
no-cache, no-store, must-revalidate
Expires
Caching
0

Content Headers

2 headers
Content-Length
Content
2137
Content-Type
Content
text/html

Server Headers

0 headers
No server headers found

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
ak_bmsc=4E14176811D85597E5E2526693ECDBA4~000000000000000000000000000000~YAAQips+F/aQsdWbAQAAYZZ4+h41/0HnGD216iLOFPp5YQAH+h3qSEDmC7FD76ZsSXoKYI5cCJYWQjN3wuGXj/h7lsUjtsiKzpV6QJga9dEAaFm8VqNSdHdWktYDsXoPwq2WWMDApTg0+XsHQQTfZeH9MtR52wc9QtevnPtrvEYml8LQCkveNA5/PbW54Ea4uZEj8JEm+5BLfO2QndKvOlfu1CjJo+5W7PDappAbw7he/Z/TtStTbbddZ1GPneKGD99o5YicpuQ+pt4AP/njTMmnvaeD3n7xdZ/iiebaPoAXJxYw/j+CtVpxvaH5wz+UW/4X0QO0gKVA/XBEsPpsZ2xc5qTvHdxE4PIlCngrcKCWqHjaov7enO3xGtc0hqpbj4dU3/SdFFtMopwobCiGO/fA63U=; Domain=.groupon.ie; Path=/; Expires=Mon, 26 Jan 2026 15:22:45 GMT; Max-Age=7200; HttpOnly

Other Headers

3 headers
Date
Other
Mon, 26 Jan 2026 13:22:45 GMT
Mime-Version
Other
1.0
X-Reference-Error
Other
18.8a9b3e17.1769433765.79ea6b58

Recommendations

Enable compression (gzip/brotli) to improve performance