DNS Gurus
Cached · just now
16 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

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Accept-Encoding,Cookie

Caching Headers

1 headers
Cache-Control
Caching
max-age=600, must-revalidate

Content Headers

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

Server Headers

2 headers
Server
Server
cloudflare
X-Powered-By
Server
WP Engine

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

9 headers
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9bede1fcef3dd670-IAD
Date
Other
Fri, 16 Jan 2026 13:15:38 GMT
Link
Other
<https://mastermind.com/>; rel=shortlink
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=I%2FH2gMSLEnGZRPhH7eKKq3eERGrxUOj%2FO2ndLN1QnaPcjl85s5cDc8zT9RiVjYwVv%2BgFS%2BVmFU39e0PfnLVYpBuwVmdbPfD1UtEb"}]}
X-Cache
Other
HIT: 70
X-Cache-Group
Other
normal
X-Cacheable
Other
SHORT

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology