HTTP Headers Analysis for https://resend.com

Open Cached · just now

20 Headers

Detected Technologies from Headers

See all in URL Inspect 23

Adobe Fonts (Typekit)

bunny.net Active incidents

HubSpot Analytics

Inkeep Active incidents

Plausible Analytics

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=63072000

Content-Security-Policy

Basic

default-src; connect-src; script-src; +12 more Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Present

origin-when-cross-origin

Permissions-Policy

Present

autoplay=(self), geolocation=(), microphone=(); +1 more

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Improve CSP by adding more specific directives and removing 'unsafe-inline'

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

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

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

Caching Headers

Age

Caching

0

Cache-Control

Caching

private, no-cache, no-store, max-age=0, must-revalidate

age: 0
cache-control: private, no-cache, no-store, max-age=0, must-revalidate

Content Headers

Content-Type

Content

text/html; charset=utf-8

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

Server Headers

Server

Server

Vercel

X-Powered-By

Server

Next.js

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

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Wed, 06 May 2026 17:09:23 GMT

Document-Policy

Other

js-profiling

Link

Other

URL /.well-known/api-catalog

rel=api-catalog

URL /_next/static/media/abc_favorit_book.p.0or15w12zowqm.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

URL /_next/static/media/abc_favorit_medium.p.07z90h2q5wq-8.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

URL /_next/static/media/commit_mono_italic.p.0_9c8p15epbr_.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

URL /.well-known/api-catalog

rel=api-catalog

URL /_next/static/media/abc_favorit_book.p.0or15w12zowqm.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

URL /_next/static/media/abc_favorit_medium.p.07z90h2q5wq-8.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

URL /_next/static/media/commit_mono_italic.p.0_9c8p15epbr_.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

URL /_next/static/media/commit_mono_regular.p.0a~a27026uqvh.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

URL /_next/static/media/domaine_bold.p.0vmrcg~.1eleq.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

URL /_next/static/media/domaine_medium.p.0q2xq1frl9er~.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

URL /_next/static/media/domaine_regular.p.0e_gg6~4pmz90.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

URL /_next/static/media/inter_variable.p.0r27kd5h06n72.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX

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

X-Matched-Path

Other

/

X-Vercel-Cache

Other

MISS

X-Vercel-Id

Other

iad1::iad1::98vsh-1778087363449-2a5b6f6de4fc

date: Wed, 06 May 2026 17:09:23 GMT
document-policy: js-profiling
link: </.well-known/api-catalog>; rel="api-catalog", </_next/static/media/abc_favorit_book.p.0or15w12zowqm.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/abc_favorit_medium.p.07z90h2q5wq-8.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/commit_mono_italic.p.0_9c8p15epbr_.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/commit_mono_regular.p.0a~a27026uqvh.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/domaine_bold.p.0vmrcg~.1eleq.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/domaine_medium.p.0q2xq1frl9er~.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/domaine_regular.p.0e_gg6~4pmz90.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/inter_variable.p.0r27kd5h06n72.woff2?dpl=dpl_DTRiXqck1WiABdY87rdRvtUZHdeX>; rel=preload; as="font"; crossorigin=""; type="font/woff2"
x-matched-path: /
x-vercel-cache: MISS
x-vercel-id: iad1::iad1::98vsh-1778087363449-2a5b6f6de4fc

Recommendations

Enable compression (gzip/brotli) to improve performance

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