HTTP Headers Analysis for https://dev.astus.com

Detected Technologies from Headers

See all in URL Inspect 2

ASP.NET

Microsoft IIS

HTTP Security Headers

Status

Strict-Transport-Security

Missing

Not configured

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

• Add Strict-Transport-Security header with max-age of at least 1 year
• 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

Accept-Ranges

Performance

bytes

Connection

Performance

close

accept-ranges: bytes
connection: close

Caching Headers

Cache-Control

Caching

no-cache,no-cache, no-store, must-revalidate

Etag

Caching

"41ea7732a3dfd71:0"

Expires

Caching

0

Last-Modified

Caching

Mon, 22 Nov 2021 13:16:45 GMT

Pragma

Caching

no-cache

cache-control: no-cache,no-cache, no-store, must-revalidate
etag: "41ea7732a3dfd71:0"
expires: 0
last-modified: Mon, 22 Nov 2021 13:16:45 GMT
pragma: no-cache

Content Headers

Content-Length

Content

2197

Content-Type

Content

text/html

content-length: 2197
content-type: text/html

Server Headers

Server

Microsoft-IIS/10.0

X-Powered-By

Server

ASP.NET

server: Microsoft-IIS/10.0
x-powered-by: ASP.NET

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Mon, 04 May 2026 09:59:26 GMT

date: Mon, 04 May 2026 09:59:26 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

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