HTTP Headers Analysis for https://spf.yadera.com

Detected Technologies from Headers

See all in URL Inspect 1

Microsoft IIS

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000

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

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• 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

max-age=864000

Etag

Caching

"cfc9cf938bb5da1:0"

Last-Modified

Caching

Mon, 03 Jun 2024 07:56:44 GMT

cache-control: max-age=864000
etag: "cfc9cf938bb5da1:0"
last-modified: Mon, 03 Jun 2024 07:56:44 GMT

Content Headers

Content-Length

Content

172

Content-Type

Content

text/html

content-length: 172
content-type: text/html

Server Headers

Server

Microsoft-IIS/10.0

server: Microsoft-IIS/10.0

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Fri, 01 May 2026 17:43:12 GMT

X-Ws

Other

S2

date: Fri, 01 May 2026 17:43:12 GMT
x-ws: S2

Recommendations

Enable compression (gzip/brotli) to improve performance