DNS Gurus
Cached · just now
25 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Good
default-src; base-uri; connect-src; +8 more
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • Strengthen CSP by removing 'unsafe-eval'
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Sec-Fetch-Site,Accept-Encoding

Caching Headers

2 headers
Cache-Control
Caching
max-age=0, private, must-revalidate
Etag
Caching
W/"c2155df977eda664aed99742126613fa"

Content Headers

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

Server Headers

2 headers
Server
Server
cloudflare
X-Runtime
Server
0.198050

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
__cf_bm=iWDHap5kgNSlU_NMIb1xuW71FTbtxUZYxtIJ4Lnr9Kk-1769420049-1.0.1.1-7sB48ve3TWUYojV_9U1zcj5J8t_Ma96Dg7OWXMIWi_sj21A4v2jG822L5zx9nxKN0mHi3qvsK_XzBtHCl8Z2as8HIQQlbfZlkjAUArEVV.9U0PWFTk41G21VH7M9tzbF; path=/; expires=Mon, 26-Jan-26 10:04:09 GMT; domain=.chess.com; HttpOnly; Secure; SameSite=None

Other Headers

11 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9c3f034c9db7bacc-IAD
Date
Other
Mon, 26 Jan 2026 09:34:09 GMT
Nel
Other
{"success_fraction":1,"report_to":"cf-nel","max_age":604800}
Report-To
Other
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=766OTOYH72o1QE%2FwRvaqd9Mii74vRDLnNkhcXQnQblLxIoZ6h1SActINW3Ci5avogpkJTFqrnjVQUKXqQTRAszzxf56kXdCD9cau8sGwT2qMW2FAQvWu08CCR7ygkpsJ7gDe"}],"group":"cf-nel","max_age":604800}
Status
Other
200 OK
X-Ami-Version
Other
ami-0dba7faab25715aa2
X-Intercom-Version
Other
ea6af44e4850d72f2e2627eeda8fc713511b87a2
X-Request-Id
Other
00005b4dq9oqi2fhnj10
X-Request-Queueing
Other
0

Recommendations

Enable compression (gzip/brotli) to improve performance