DNS Gurus
Cached · just now
10 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

0 headers
No caching headers found

Content Headers

1 headers
Content-Length
Content
0

Server Headers

1 headers
Server
Server
CloudFront

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
incap_ses_1341_2356476=7YfHfH1KKFHyvrrs6TCcEueYiGkAAAAA5xr3TnKhAowZo+fyLUvSJA==; path=/; Domain=.hmhco.com

Other Headers

6 headers
Date
Other
Sun, 08 Feb 2026 14:08:40 GMT
Via
Other
1.1 bdf1ecd347b3168f1708cc7a5fbc1b90.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
anvRQWRq87AYMa8b4ukPvFuwB7V5CpSCzWjcirdAmSiDMKjNA441lA==
X-Amz-Cf-Pop
Other
IAD61-P13
X-Cache
Other
Error from cloudfront
X-Iinfo
Other
14-164324661-164324665 NNNN CT(9 5 0) RT(1770559720536 8) q(0 0 0 4) r(0 0) U24

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching