Cached · just now
27 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=15552000; includeSubDomains; preload
Content-Security-Policy
Basic
default-src; script-src; style-src; +11 more
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • Consider adding Permissions-Policy to control browser features

Performance Headers

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch, Accept-Encoding

Caching Headers

1 headers
Cache-Control
Caching
public, max-age=0, must-revalidate

Content Headers

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

Server Headers

2 headers
Server
Server
cloudflare
X-Powered-By
Server
Next.js

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
__cf_bm=gQYK_o8wntpeZh4bcqA_Gj5FdocGFX0Ybvg1gRwjQn8-1768350496-1.0.1.1-91hk0HK4.Hwc_CsYBUkCNMTf0bF7KBFmbw7XQdnzXkc8q8zK_jlvDefwl1APrhPbb5g5OTKH3Xz5.sAa11_Gyqf8PpUNV0rSkTP6Nap.NU8; path=/; expires=Wed, 14-Jan-26 00:58:16 GMT; domain=.opensea.io; HttpOnly; Secure; SameSite=None

Other Headers

12 headers
Cf-Cache-Status
Other
MISS
Cf-Placement
Other
local-IAD
Cf-Ray
Other
9bd903284c1ad6df-IAD
Date
Other
Wed, 14 Jan 2026 00:28:16 GMT
Link
Other
<https://os2-fut.prod.privatesea.io/crypto/collector/discover/collections/open/table>; rel="alternate"; hreflang="en-US", <https://os2-fut.prod.privatesea.io/es/crypto/collector/discover/collections/open/table>; rel="alternate"; hreflang="es", <https://os2-fut.prod.privatesea.io/de-DE/crypto/collector/discover/collections/open/table>; rel="alternate"; hreflang="de-DE", <https://os2-fut.prod.privatesea.io/fr/crypto/collector/discover/collections/open/table>; rel="alternate"; hreflang="fr", <https://os2-fut.prod.privatesea.io/ja/crypto/collector/discover/collections/open/table>; rel="alternate"; hreflang="ja", <https://os2-fut.prod.privatesea.io/zh-CN/crypto/collector/discover/collections/open/table>; rel="alternate"; hreflang="zh-CN", <https://os2-fut.prod.privatesea.io/zh-TW/crypto/collector/discover/collections/open/table>; rel="alternate"; hreflang="zh-TW", <https://os2-fut.prod.privatesea.io/crypto/collector/discover/collections/open/table>; rel="alternate"; hreflang="x-default"
X-Dns-Prefetch-Control
Other
on
X-Matched-Path
Other
/en-US/crypto/collector/discover/collections/open/table
X-Nextjs-Prerender
Other
1
X-Nextjs-Stale-Time
Other
300
X-Permitted-Cross-Domain-Policies
Other
none
X-Vercel-Cache
Other
HIT
X-Vercel-Id
Other
iad1::iad1::frn54-1768350496084-52abb2d4e287

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology