DNS Gurus
Cached · just now
18 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
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
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • 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

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

Caching Headers

2 headers
Cache-Control
Caching
max-age=60, public, s-maxage=600, r-maxage=10
Last-Modified
Caching
Wed, 27 Jul 2022 19:40:13 GMT

Content Headers

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

Server Headers

2 headers
Server
Server
cloudflare
X-Runtime
Server
0.572522

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
_cfuvid=Ipr1sV44j6wGVcsVKIL102JJx.F_uZuaGVOPgw6Fnvc-1768775821902-0.0.1.1-604800000; path=/; domain=.events.mastermind.com; HttpOnly; Secure; SameSite=None

Other Headers

8 headers
Cf-Cache-Status
Other
REVALIDATED
Cf-Placement
Other
local-IAD
Cf-Ray
Other
9c019315dc9da2d1-IAD
Date
Other
Sun, 18 Jan 2026 22:37:01 GMT
Status
Other
200 OK
X-Content-Digest
Other
0b2cea7f077cdcd4ee88a312066f16670a334b91
X-Rack-Cache
Other
stale, valid, store
X-Request-Id
Other
5a719797b1af914eaf0bf95cea414418

Recommendations

Enable compression (gzip/brotli) to improve performance