HTTP Headers Analysis for https://assets.ercol.com

Detected Technologies from Headers

See all in URL Inspect 1

AWS CloudFront

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

Connection

Performance

close

connection: close

Caching Headers

Etag

Caching

W/"b-EFiDB1U+dmqzx9Mo2UjcZ1SJPO8"

etag: W/"b-EFiDB1U+dmqzx9Mo2UjcZ1SJPO8"

Content Headers

Content-Length

Content

11

Content-Type

Content

text/plain; charset=utf-8

content-length: 11
content-type: text/plain; charset=utf-8

Server Headers

No server headers found

CORS Headers

Access-Control-Allow-Headers

Cors

*

Access-Control-Allow-Methods

Cors

GET

Access-Control-Allow-Origin

Cors

*

access-control-allow-headers: *
access-control-allow-methods: GET
access-control-allow-origin: *

Cookies Headers

No cookies headers found

Other Headers

Alt-Svc

Other

h3=":443"; ma=86400

Date

Other

Tue, 24 Feb 2026 21:52:56 GMT

Ik-Error

Other

EBADREQ - Invalid request URL

Timing-Allow-Origin

Other

*

Via

Other

1.1 1014ff80261d365548482ae1130a7842.cloudfront.net (CloudFront), 1.1 008b7e15468e8fe1db09da6fd42499e6.cloudfront.net (CloudFront)

X-Amz-Cf-Id

Other

TRFWnweweM6Y7xAWSRF7-vz-T9sdMvsQwvo3YgziWQBsROMuM00b9A==

X-Amz-Cf-Pop

Other

LHR5-P4, IAD61-P5

X-Cache

Other

Error from cloudfront

X-Request-Id

Other

f8ee9204-9733-45f0-a18d-b76cbe85ba0c

X-Server

Other

ImageKit.io

alt-svc: h3=":443"; ma=86400
date: Tue, 24 Feb 2026 21:52:56 GMT
ik-error: EBADREQ - Invalid request URL
timing-allow-origin: *
via: 1.1 1014ff80261d365548482ae1130a7842.cloudfront.net (CloudFront), 1.1 008b7e15468e8fe1db09da6fd42499e6.cloudfront.net (CloudFront)
x-amz-cf-id: TRFWnweweM6Y7xAWSRF7-vz-T9sdMvsQwvo3YgziWQBsROMuM00b9A==
x-amz-cf-pop: LHR5-P4, IAD61-P5
x-cache: Error from cloudfront
x-request-id: f8ee9204-9733-45f0-a18d-b76cbe85ba0c
x-server: ImageKit.io

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching