DNS Gurus
Cached · just now
20 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
Accept-Ranges
Performance
bytes
Connection
Performance
close
Vary
Performance
Accept-Encoding

Caching Headers

3 headers
Age
Caching
9126
Etag
Caching
"298C904C07F8BE4C6B9B12AA7E5D2DFF"
Last-Modified
Caching
Tue, 15 Apr 2025 04:08:11 GMT

Content Headers

3 headers
Content-Length
Content
18506
Content-Md5
Content
KYyQTAf4vkxrmxKqfl0t/w==
Content-Type
Content
text/html

Server Headers

1 headers
Server
Server
AliyunOSS

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

10 headers
Date
Other
Tue, 13 Jan 2026 03:19:22 GMT
Via
Other
1.1 aa0ac259128059e949248e63a3b6767e.cloudfront.net (CloudFront)
X-Amz-Cf-Id
Other
4WDO6pBmVe6U7qpYWleOnLr8Y2qTZLcR6ivD8CgKaeU4zS3gulY-ZA==
X-Amz-Cf-Pop
Other
IAD89-C2
X-Cache
Other
Hit from cloudfront
X-Oss-Hash-Crc64ecma
Other
9744886525771989709
X-Oss-Object-Type
Other
Normal
X-Oss-Request-Id
Other
6965B9BA5910FE80E8AF6481
X-Oss-Server-Time
Other
20
X-Oss-Storage-Class
Other
Standard

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching