DNS Gurus
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17 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=15552000; 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
  • • 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 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
Origin

Caching Headers

1 headers
Etag
Caching
W/"12-7JEJwpG8g89ii7CR/6hhfN27Q+k"

Content Headers

2 headers
Content-Length
Content
18
Content-Type
Content
text/html; charset=utf-8

Server Headers

2 headers
Server
Server
cloudflare
X-Powered-By
Server
Express

CORS Headers

1 headers
Access-Control-Allow-Credentials
Cors
true

Cookies Headers

1 headers
Set-Cookie
Cookies
__cf_bm=KXKS.jkRtdebs5xecPHdNQVL2UbW9YCEfHKNzSrmosI-1768916807-1.0.1.1-R.HMPVlWJttleTvlVXugquK0zIEhoTLCo5BLVrN_50IUOOkfOjkJU_gRgooqzeRRBnszZ16fp0yKrs3Kke_DS9h4rhirzKxv.2HwO0ERQYE; path=/; expires=Tue, 20-Jan-26 14:16:47 GMT; domain=.republic.com; HttpOnly; Secure; SameSite=None

Other Headers

6 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9c0f051eac0e170d-IAD
Content-Security-Policy-Report-Only
Other
script-src 'none'; connect-src 'none'; report-uri https://csp-reporting.cloudflare.com/cdn-cgi/script_monitor/report?m=K7zOBjDLIgEOmpMNBPpIbKc8VJxhQCuRtzAReJ7kg_g-1768916807-1.0.1.1-W5.swvirJ3ObOSHXdugutomkL.Sq5WtFQkJBYvUB5RaifwQs9VR648xyAiRczaNeyz_uZXcy4zuvxdtotY81IQIp.iIVX6ZB6D3R6G29GTyIHg3Ngy.hci9DuHxxJU8rwQb_Qz.Y90VtszavQc.jKYygL5i3i6hXxn7No6C8K1Sm23ty27_p8UDjw6ksITlM; report-to cf-csp-endpoint
Date
Other
Tue, 20 Jan 2026 13:46:47 GMT
Report-To
Other
{"endpoints":[{"url":"https:\/\/csp-reporting.cloudflare.com\/cdn-cgi\/script_monitor\/report?m=K7zOBjDLIgEOmpMNBPpIbKc8VJxhQCuRtzAReJ7kg_g-1768916807-1.0.1.1-W5.swvirJ3ObOSHXdugutomkL.Sq5WtFQkJBYvUB5RaifwQs9VR648xyAiRczaNeyz_uZXcy4zuvxdtotY81IQIp.iIVX6ZB6D3R6G29GTyIHg3Ngy.hci9DuHxxJU8rwQb_Qz.Y90VtszavQc.jKYygL5i3i6hXxn7No6C8K1Sm23ty27_p8UDjw6ksITlM"}],"group":"cf-csp-endpoint","max_age":86400}

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