HTTP Headers Analysis for https://cfl2.check.in

Detected Technologies from Headers

See all in URL Inspect 3

Apache

AWS CloudFront

Debian

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=10886400

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

Present

unsafe-url

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
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding

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

Caching Headers

No caching headers found

Content Headers

Content-Type

Content

text/html; charset=UTF-8

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

Server Headers

Server

Apache/2.4.66 (Debian)

server: Apache/2.4.66 (Debian)

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: pll_language=en; expires=Sat, 10 Apr 2027 10:28:39 GMT; Max-Age=31536000; path=/; secure; SameSite=Lax

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Date

Other

Fri, 10 Apr 2026 10:28:40 GMT

Server-Timing

Other

cdn-upstream-layer;desc="REC",cdn-upstream-dns;dur=0,cdn-upstream-connect;dur=4,cdn-upstream-fbl;dur=525,cdn-cache-miss,cdn-pop;desc="IAD61-P12",cdn-rid;desc="6YpNICMGUxsW1Htz8dXQ_rPyDyVJlDw4rDb8QF6DJKz8k9VFkWcqTw==",cdn-downstream-fbl;dur=544

Via

Other

1.1 cded7f6feab5e981a7d2ac5d0ce86a38.cloudfront.net (CloudFront)

X-Amz-Cf-Id

Other

6YpNICMGUxsW1Htz8dXQ_rPyDyVJlDw4rDb8QF6DJKz8k9VFkWcqTw==

X-Amz-Cf-Pop

Other

IAD61-P12

X-Cache

Other

Miss from cloudfront

alt-svc: h3=":443"; ma=86400
date: Fri, 10 Apr 2026 10:28:40 GMT
server-timing: cdn-upstream-layer;desc="REC",cdn-upstream-dns;dur=0,cdn-upstream-connect;dur=4,cdn-upstream-fbl;dur=525,cdn-cache-miss,cdn-pop;desc="IAD61-P12",cdn-rid;desc="6YpNICMGUxsW1Htz8dXQ_rPyDyVJlDw4rDb8QF6DJKz8k9VFkWcqTw==",cdn-downstream-fbl;dur=544
via: 1.1 cded7f6feab5e981a7d2ac5d0ce86a38.cloudfront.net (CloudFront)
x-amz-cf-id: 6YpNICMGUxsW1Htz8dXQ_rPyDyVJlDw4rDb8QF6DJKz8k9VFkWcqTw==
x-amz-cf-pop: IAD61-P12
x-cache: Miss from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching