HTTP Headers Analysis for https://smsportal.com

Detected Technologies from Headers

See all in URL Inspect 1

Nginx

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000; includeSubdomains

Content-Security-Policy

Basic

default-src 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

geolocation=();midi=();notifications=();push=();sync-xhr=();microphone=();camera=();magnetometer=();gyroscope=();speaker=(self);vibrate=();fullscreen=(self);payment=();

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

Accept-Encoding, Accept-Encoding

connection: close
transfer-encoding: chunked
vary: Accept-Encoding, Accept-Encoding

Caching Headers

Etag

Caching

"f4745263b2a9160b377e5f8d1d400a44"

Last-Modified

Caching

Tue, 28 Apr 2026 00:08:32 GMT

etag: "f4745263b2a9160b377e5f8d1d400a44"
last-modified: Tue, 28 Apr 2026 00:08:32 GMT

Content Headers

Content-Type

Content

text/html; charset=UTF-8

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

Server Headers

Server

nginx

server: nginx

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Tue, 28 Apr 2026 00:08:32 GMT

date: Tue, 28 Apr 2026 00:08:32 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching