HTTP Headers Analysis for https://cdn.addevent.com

Detected Technologies from Headers

See all in URL Inspect 2

AWS CloudFront

Amazon S3

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=31536000; preload

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

Accept-Ranges

Performance

bytes

Connection

Performance

close

Vary

Performance

Origin

accept-ranges: bytes
connection: close
vary: Origin

Caching Headers

Age

Caching

7923912

Cache-Control

Caching

max-age=8380800, public, must-revalidate

Etag

Caching

"815773e0537c23d7f98bc1304045e6b5"

Last-Modified

Caching

Mon, 02 Feb 2026 21:47:52 GMT

age: 7923912
cache-control: max-age=8380800, public, must-revalidate
etag: "815773e0537c23d7f98bc1304045e6b5"
last-modified: Mon, 02 Feb 2026 21:47:52 GMT

Content Headers

Content-Length

Content

180

Content-Type

Content

text/html

content-length: 180
content-type: text/html

Server Headers

Server

AmazonS3

server: AmazonS3

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Date

Other

Mon, 02 Feb 2026 22:01:02 GMT

Via

Other

1.1 27a4997d1b1129dbb965ca80a491e18e.cloudfront.net (CloudFront)

X-Amz-Cf-Id

Other

5LtM9C8xBGm3sDadRbKiN2VzWYSTQzSY8cYapGusSRXEdVqCRctSmw==

X-Amz-Cf-Pop

Other

IAD61-P12

X-Amz-Server-Side-Encryption

Other

AES256

X-Cache

Other

Hit from cloudfront

alt-svc: h3=":443"; ma=86400
date: Mon, 02 Feb 2026 22:01:02 GMT
via: 1.1 27a4997d1b1129dbb965ca80a491e18e.cloudfront.net (CloudFront)
x-amz-cf-id: 5LtM9C8xBGm3sDadRbKiN2VzWYSTQzSY8cYapGusSRXEdVqCRctSmw==
x-amz-cf-pop: IAD61-P12
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance