HTTP Headers Analysis for https://oss.sonatype.org

Detected Technologies from Headers

See all in URL Inspect 2

AWS CloudFront

AWS ELB

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

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Good

strict-origin-when-cross-origin

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
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Vary

Performance

Origin

connection: close
vary: Origin

Caching Headers

No caching headers found

Content Headers

Content-Length

Content

0

Content-Type

Content

text/plain; charset=utf-8

content-length: 0
content-type: text/plain; charset=utf-8

Server Headers

Server

awselb/2.0

server: awselb/2.0

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Tue, 20 Oct 2026 23:22:11 GMT

Via

Other

1.1 2f934676d139714db724a7ba3778e35c.cloudfront.net (CloudFront)

X-Amz-Cf-Id

Other

k9J02bFbkRMO__7EdSMlLBjDFW2w-gejX4YZIKT18T0_Vf4g9AAfgw==

X-Amz-Cf-Pop

Other

IAD61-P15

X-Cache

Other

Error from cloudfront

date: Tue, 20 Oct 2026 23:22:11 GMT
via: 1.1 2f934676d139714db724a7ba3778e35c.cloudfront.net (CloudFront)
x-amz-cf-id: k9J02bFbkRMO__7EdSMlLBjDFW2w-gejX4YZIKT18T0_Vf4g9AAfgw==
x-amz-cf-pop: IAD61-P15
x-cache: Error from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching