HTTP Headers Analysis for https://blog.aidanlee.dev

Open Cached · just now

19 Headers

Detected Technologies from Headers

See all in URL Inspect 4

Cloudflare NEL Monitoring

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=63072000

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Missing

Not configured

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• 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

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch, accept-encoding

connection: close
transfer-encoding: chunked
vary: rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch, accept-encoding

Caching Headers

Cache-Control

Caching

public, s-maxage=25

cache-control: public, s-maxage=25

Content Headers

Content-Type

Content

text/html; charset=utf-8

content-type: text/html; charset=utf-8

Server Headers

Server

Server

cloudflare

X-Powered-By

Server

Next.js

server: cloudflare
x-powered-by: Next.js

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

a346dee6fe4d99bc-CDG

Date

Other

Tue, 01 Sep 2026 20:02:07 GMT

Link

Other

URL /_next/static/media/304eba2dc288a929-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/38077b822d9512d7-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/40ddcd2db5e33048-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/707228f0d4113e57-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/304eba2dc288a929-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/38077b822d9512d7-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/40ddcd2db5e33048-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/707228f0d4113e57-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/a73fce2732cf3a48-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/c25783985a269397-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/c86b497a7be35730-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/d9cd7618114896c5-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/f4e6f3e26e87864d-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/media/fde6a32e2c53c69f-s.p.woff2

rel=preload as=font crossorigin type=font/woff2

URL /_next/static/css/bc5c0eaecd39bc7d.css

rel=preload as=style

URL /_next/static/css/7ffcc02a3c67389b.css

rel=preload as=style

URL /_next/static/css/c20e76e7d11dec32.css

rel=preload as=style

URL /_next/static/css/a6eb8c1f37be68d5.css

rel=preload as=style

Nel

Other

Report-To Group cf-nel max-age: 1w

success: 0.0%

Report-To

Other

Group cf-nel max-age: 1w

Endpoint 1 https://a.nel.cloudflare.com/report/v4?s=jsU%2Bo0l79wc8ZFjZscQUJ5Esz9RFCts4hLfp9IGJ6uxqECkljZJdbvQv5XsEFDOiTsdy8pTXNEs5bIUV%2BH5rvV7K2Xh8t3osoMk%2B9ugQFTHkuvx16WpKJk9guOWYiw%3D%3D

Server-Timing

Other

cfCacheStatus;desc="DYNAMIC", cfEdge;dur=25,cfOrigin;dur=555

X-Opennext

Other

1

X-Vercel-Cache

Other

MISS

X-Vercel-Id

Other

cdg1::xw9kn-1788292926682-9cbfd1e8c2b5

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: a346dee6fe4d99bc-CDG
date: Tue, 01 Sep 2026 20:02:07 GMT
link: </_next/static/media/304eba2dc288a929-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/38077b822d9512d7-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/40ddcd2db5e33048-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/707228f0d4113e57-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/a73fce2732cf3a48-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/c25783985a269397-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/c86b497a7be35730-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/d9cd7618114896c5-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/f4e6f3e26e87864d-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/fde6a32e2c53c69f-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/css/bc5c0eaecd39bc7d.css>; rel=preload; as="style", </_next/static/css/7ffcc02a3c67389b.css>; rel=preload; as="style", </_next/static/css/c20e76e7d11dec32.css>; rel=preload; as="style", </_next/static/css/a6eb8c1f37be68d5.css>; rel=preload; as="style"
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=jsU%2Bo0l79wc8ZFjZscQUJ5Esz9RFCts4hLfp9IGJ6uxqECkljZJdbvQv5XsEFDOiTsdy8pTXNEs5bIUV%2BH5rvV7K2Xh8t3osoMk%2B9ugQFTHkuvx16WpKJk9guOWYiw%3D%3D"}]}
server-timing: cfCacheStatus;desc="DYNAMIC", cfEdge;dur=25,cfOrigin;dur=555
x-opennext: 1
x-vercel-cache: MISS
x-vercel-id: cdg1::xw9kn-1788292926682-9cbfd1e8c2b5

Recommendations

Enable compression (gzip/brotli) to improve performance

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