HTTP Headers Analysis for https://api.mangadex.org

HTTP Security Headers

Status

Strict-Transport-Security

Excellent

max-age=63072000; includeSubDomains; preload

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Excellent

DENY

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

strict-origin

Permissions-Policy

Present

fullscreen=(self)

Recommendations

• Add Content-Security-Policy header to prevent XSS attacks

Performance Headers

Accept-Ranges

Performance

bytes

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

accept-ranges: bytes
connection: close
transfer-encoding: chunked
vary: Accept-Encoding

Caching Headers

Cache-Control

Caching

public, max-age=10, s-max-age=30, stale-while-revalidate

Etag

Caching

W/"69375f21-8a0f"

Last-Modified

Caching

Mon, 08 Dec 2025 23:28:33 GMT

cache-control: public, max-age=10, s-max-age=30, stale-while-revalidate
etag: W/"69375f21-8a0f"
last-modified: Mon, 08 Dec 2025 23:28:33 GMT

Content Headers

Content-Type

Content

text/html; charset=utf-8

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

Server Headers

Server

MangaDex

server: MangaDex

CORS Headers

Access-Control-Allow-Origin

Cors

*

access-control-allow-origin: *

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Date

Other

Sun, 10 May 2026 18:06:48 GMT

Md-Progressive-Rollout-Bucket

Other

3322428305

Via

Other

HTTP/1.1 NA-EAST-N1x2

X-Cache

Other

MISS

X-Request-Id

Other

ab713306-03d3-4bd0-b050-619001a1c6eb

alt-svc: h3=":443"; ma=86400
date: Sun, 10 May 2026 18:06:48 GMT
md-progressive-rollout-bucket: 3322428305
via: HTTP/1.1 NA-EAST-N1x2
x-cache: MISS
x-request-id: ab713306-03d3-4bd0-b050-619001a1c6eb

Recommendations

Enable compression (gzip/brotli) to improve performance