HTTP Headers Analysis for https://js.ptengine.jp

Detected Technologies from Headers

See all in URL Inspect 2

AWS CloudFront

Amazon S3

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

Age

Caching

41250

Cache-Control

Caching

public, max-age=300

Etag

Caching

"d41d8cd98f00b204e9800998ecf8427e"

Last-Modified

Caching

Wed, 28 Mar 2018 09:56:33 GMT

age: 41250
cache-control: public, max-age=300
etag: "d41d8cd98f00b204e9800998ecf8427e"
last-modified: Wed, 28 Mar 2018 09:56:33 GMT

Content Headers

Content-Length

Content

0

Content-Type

Content

application/x-directory

content-length: 0
content-type: application/x-directory

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

Wed, 01 Apr 2026 16:21:38 GMT

Via

Other

1.1 01767ca4222611269352c4c93a41c338.cloudfront.net (CloudFront)

X-Amz-Cf-Id

Other

R8NPuoxbLWlenl_YmdGZqEL2gb-4J-NF_3LC7O8DzSe4Ennar50IjA==

X-Amz-Cf-Pop

Other

IAD89-P4

X-Amz-Replication-Status

Other

COMPLETED

X-Amz-Version-Id

Other

null

X-Cache

Other

Hit from cloudfront

alt-svc: h3=":443"; ma=86400
date: Wed, 01 Apr 2026 16:21:38 GMT
via: 1.1 01767ca4222611269352c4c93a41c338.cloudfront.net (CloudFront)
x-amz-cf-id: R8NPuoxbLWlenl_YmdGZqEL2gb-4J-NF_3LC7O8DzSe4Ennar50IjA==
x-amz-cf-pop: IAD89-P4
x-amz-replication-status: COMPLETED
x-amz-version-id: null
x-cache: Hit from cloudfront

Recommendations

Enable compression (gzip/brotli) to improve performance