DNS Gurus
Cached · just now
15 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

1 headers
Connection
Performance
close

Caching Headers

1 headers
Etag
Caching
W/"1052-iH/VjyPNUADSYn2U8brccgBTHd4"

Content Headers

2 headers
Content-Length
Content
4178
Content-Type
Content
application/json; charset=utf-8

Server Headers

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

CORS Headers

1 headers
Access-Control-Allow-Origin
Cors
*

Cookies Headers

1 headers
Set-Cookie
Cookies
connect.sid=s%3AfaiIENseYF9kRisPXFKOg997QBHScFxU.MjGI2oVmxFBLyq3pEEqgd0%2BVUhxuA%2FsSRRfKmk2r1FM; Path=/; HttpOnly

Other Headers

7 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9bdce8678b2481f9-IAD
Date
Other
Wed, 14 Jan 2026 11:49:04 GMT
Nel
Other
{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Report-To
Other
{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=H3ALf%2BAl1Wc2GtgTPsOxK4gLCQPcDfEddoEc%2BwXvGXj%2BcWVTFuyNa6Sm1MNX%2FmJ%2BP8eM5YDjNsdBFv2pjeDTJUseiRDYE%2Fum0j5zv2of"}]}
Server-Timing
Other
cfEdge;dur=28,cfOrigin;dur=1075

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