DNS Gurus
Cached · just now
30 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=63072000; includeSubDomains
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
  • • Consider adding 'preload' to HSTS for maximum security
  • • 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

2 headers
Accept-Ranges
Performance
bytes
Connection
Performance
close

Caching Headers

3 headers
Age
Caching
71800
Etag
Caching
"99624baf360cd83b1f3299c277ddbb94"
Last-Modified
Caching
Mon, 29 Dec 2025 04:44:06 GMT

Content Headers

3 headers
Content-Disposition
Content
inline; filename="500"
Content-Length
Content
3340
Content-Type
Content
text/html; charset=utf-8

Server Headers

1 headers
Server
Server
Vercel

CORS Headers

6 headers
Access-Control-Allow-Credentials
Cors
true
Access-Control-Allow-Headers
Cors
X-Devrev-Oasis-Dashboard-Token, X-Devrev-Oasis-Dashboard-Id, X-Devrev-Demo-Mode, Authorization, X-CSRF-Token, X-Requested-With, Accept, Accept-Version, Content-Type, Accept-Encoding, Content-Encoding, Content-Length, X-Requested-With, x-datadog-trace-id, x-datadog-parent-id, x-datadog-origin, x-datadog-sampling-priority, x-datadog-sampled, x-devrev-expansion, x-devrev-export-columns, x-devrev-client-frame, X-DevRev-Client-Version, X-DevRev-Client-Platform, X-DevRev-Client-ID, X-Devrev-Ml-Run-Session-Id, X-DevRev-Partition, X-DevRev-Version, x-devrev-captcha, Content-MD5, Content-Type, Date, X-Api-Version, accept-ranges, traceparent, locale, User-Agent, Cookie, X-Devrev-Dev-Org-Don, X-Devrev-Dev-User-Don, X-Devrev-Session-Id
Access-Control-Allow-Methods
Cors
GET, PUT, POST, PATCH, DELETE, OPTIONS
Access-Control-Allow-Origin
Cors
help.clevertap.com
Access-Control-Expose-Headers
Cors
X-Devrev-Ml-Run-Request-Id, X-Devrev-Ml-Run-Session-Id, X-Devrev-Oasis-Dashboard-Token, X-Devrev-Session-Id
Access-Control-Max-Age
Cors
172800

Cookies Headers

0 headers
No cookies headers found

Other Headers

14 headers
Alt-Svc
Other
h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
Date
Other
Tue, 30 Dec 2025 00:40:46 GMT
Timing-Allow-Origin
Other
*
Via
Other
1.1 varnish, 1.1 varnish, 1.1 varnish
X-Cache
Other
MISS, MISS, MISS
X-Cache-Hits
Other
0, 0, 0
X-Devrev
Other
backend=support,slug=clevertapsupport,url="/[lang]/devrev"
X-Devrev-Cache
Other
path-to-check="/[lang]/devrev"
X-Devrev-Timing
Other
misspass=215,fetch=277951,do_stream=0,deliver=278077
X-Matched-Path
Other
/[lang]/500
X-Served-By
Other
cache-iad-kiad7000136-IAD, cache-iad-kiad7000136-IAD, cache-iad-kiad7000136-IAD
X-Timer
Other
S1767055247.547119,VS0,VE281
X-Vercel-Cache
Other
MISS
X-Vercel-Id
Other
iad1::8pfnz-1767055246575-1dac48e7e385

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching