HTTP Headers Analysis for https://nerfsg.app

HTTP Security Headers

Status

Strict-Transport-Security

Good

max-age=31536000; includeSubDomains

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

strict-origin-when-cross-origin

Permissions-Policy

Present

geolocation=(self), microphone=(), camera=()

Recommendations

• Consider adding 'preload' to HSTS for maximum security
• Add Content-Security-Policy header to prevent XSS attacks

Performance Headers

Accept-Ranges

Performance

bytes

Connection

Performance

close

Vary

Performance

x-fh-requested-host, accept-encoding

accept-ranges: bytes
connection: close
vary: x-fh-requested-host, accept-encoding

Caching Headers

Cache-Control

Caching

max-age=3600

Etag

Caching

"cd25095f88ebfb85c16d1eadaeacf5fd83ee8e27fa01be13cb49032ea9526a85"

Last-Modified

Caching

Tue, 09 Jun 2026 14:54:33 GMT

cache-control: max-age=3600
etag: "cd25095f88ebfb85c16d1eadaeacf5fd83ee8e27fa01be13cb49032ea9526a85"
last-modified: Tue, 09 Jun 2026 14:54:33 GMT

Content Headers

Content-Length

Content

1484

Content-Type

Content

text/html; charset=utf-8

content-length: 1484
content-type: text/html; charset=utf-8

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400

Date

Other

Tue, 09 Jun 2026 15:09:56 GMT

X-Cache

Other

MISS

X-Cache-Hits

Other

0

X-Served-By

Other

cache-lga21940-LGA

X-Timer

Other

S1781017796.841797,VS0,VE160

alt-svc: h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
date: Tue, 09 Jun 2026 15:09:56 GMT
x-cache: MISS
x-cache-hits: 0
x-served-by: cache-lga21940-LGA
x-timer: S1781017796.841797,VS0,VE160

Recommendations

Enable compression (gzip/brotli) to improve performance