DNS Gurus
Cached · just now
19 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • • Consider adding 'preload' to HSTS for maximum security
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

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

Caching Headers

1 headers
Cache-Control
Caching
private, no-cache, no-store, max-age=0, must-revalidate

Content Headers

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

Server Headers

0 headers
No server headers found

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
NEXT_LOCALE=en-us; Path=/; Expires=Mon, 18 Jan 2027 09:46:17 GMT; Max-Age=31536000; SameSite=lax

Other Headers

8 headers
Date
Other
Sun, 18 Jan 2026 09:46:17 GMT
Link
Other
<https://auth.graphpad.com/en-us/auth/signin>; rel="alternate"; hreflang="en-us", <https://auth.graphpad.com/ja-jp/auth/signin>; rel="alternate"; hreflang="ja-jp", <https://auth.graphpad.com/zh-cn/auth/signin>; rel="alternate"; hreflang="zh-cn"
Via
Other
1.1 1c45ff94bf4404a61a2e0cc7793b4218.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
Uz6CrbHmS-ixZuhoNOyl2-KJUXR3XrcqyCI4ye30A9Z_i9Vmjeic6w==
X-Amz-Cf-Pop
Other
MCI50-P2
X-Cache
Other
Miss from cloudfront
X-Download-Options
Other
noopen
X-Middleware-Rewrite
Other
/en-us/auth/signin?appId=gp-cf

Recommendations

Enable compression (gzip/brotli) to improve performance