DNS Gurus
Cached · just now
26 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains;
Content-Security-Policy
Weak
upgrade-insecure-requests
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
camera=(), geolocation=()
Recommendations
  • • Consider adding 'preload' to HSTS for maximum security
  • • Significantly strengthen CSP directives

Performance Headers

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Origin

Caching Headers

5 headers
Age
Caching
24669
Cache-Control
Caching
max-age=604800
Etag
Caching
"93198b2bea43141607e22826939d2007"
Expires
Caching
Mon, 19 Jan 2026 00:34:26 GMT
Pragma
Caching
no-cache

Content Headers

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

Server Headers

1 headers
Server
Server
Heroku

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
grav-site-8c069df=dbb0f5e1fe950bef15ae83d90150acba; expires=Mon, 12 Jan 2026 01:04:26 GMT; Max-Age=1800; path=/; domain=docs.flowplayer.com; secure; HttpOnly; SameSite=Lax

Other Headers

8 headers
Date
Other
Mon, 12 Jan 2026 00:34:26 GMT
Nel
Other
{"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
Report-To
Other
{"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=2YhXwAOoSn3qMx8QA573TRIlQK3LDFpzm1XBHipQefw%3D\u0026sid=812dcc77-0bd0-43b1-a5f1-b25750382959\u0026ts=1768178066"}],"max_age":3600}
Reporting-Endpoints
Other
heroku-nel="https://nel.heroku.com/reports?s=2YhXwAOoSn3qMx8QA573TRIlQK3LDFpzm1XBHipQefw%3D&sid=812dcc77-0bd0-43b1-a5f1-b25750382959&ts=1768178066"
Via
Other
1.1 heroku-router, 1.1 481d923c83fdea283794aa186441202a.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
Xn1TW1wg0C_yNo6HyKS7-sfB9OC26uuArAKkVEvWragy2OihsUk-7A==
X-Amz-Cf-Pop
Other
IAD89-P4
X-Cache
Other
Hit from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance