HTTP Headers Analysis for https://shopback.com

Detected Technologies from Headers

See all in URL Inspect 4

Cloudflare NEL Monitoring

Cloudflare CDN

Envoy

Next.js

HTTP Security Headers

Status

Strict-Transport-Security

Good

max-age=31536000; includeSubDomains

Content-Security-Policy

Weak

upgrade-insecure-requests Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Consider adding 'preload' to HSTS for maximum security
• Significantly strengthen CSP directives
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

RSC, Next-Router-State-Tree, Next-Router-Prefetch, Accept-Encoding

connection: close
transfer-encoding: chunked
vary: RSC, Next-Router-State-Tree, Next-Router-Prefetch, Accept-Encoding

Caching Headers

Cache-Control

Caching

private, no-cache, no-store, max-age=0, must-revalidate

cache-control: private, no-cache, no-store, max-age=0, must-revalidate

Content Headers

Content-Type

Content

text/html; charset=utf-8

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

Server Headers

Server

cloudflare

X-Powered-By

Server

Next.js

server: cloudflare
x-powered-by: Next.js

CORS Headers

Access-Control-Allow-Origin

Cors

https://www.shopback.com

access-control-allow-origin: https://www.shopback.com

Cookies Headers

Set-Cookie

Cookies

set-cookie: profileID=web_LZRxmQEVE3qcdtgil4VEgQ6LAUOyifta_1774783034108; Path=/; Expires=Sat, 17 Mar 2074 11:17:14 GMT; Max-Age=1513728000; Secure

Other Headers

Cf-Cache-Status

Other

DYNAMIC

Cf-Ray

Other

9e3e778adb3ab76a-IAD

Date

Other

Sun, 29 Mar 2026 11:17:14 GMT

Nel

Other

Report-To Group cf-nel max-age: 1w

success: 0.0%

Report-To

Other

Group cf-nel max-age: 1w

Endpoint 1 https://a.nel.cloudflare.com/report/v4?s=0iRMs6yKfsU4ca5Oxmt%2BkL9TiALYvu5c3s5Lt6vCOwdPfVti7HHKn%2BmYWMGm31hdYBWh9YTyheZMIGSNO2vBACm1coWfLuYy2%2FVjWjPBn9nucN5ud84svGdfPKCQ1WXUpzo%3D

X-Envoy-Upstream-Service-Time

Other

327

X-Profile-Id

Other

web_LZRxmQEVE3qcdtgil4VEgQ6LAUOyifta_1774783034108

cf-cache-status: DYNAMIC
cf-ray: 9e3e778adb3ab76a-IAD
date: Sun, 29 Mar 2026 11:17:14 GMT
nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=0iRMs6yKfsU4ca5Oxmt%2BkL9TiALYvu5c3s5Lt6vCOwdPfVti7HHKn%2BmYWMGm31hdYBWh9YTyheZMIGSNO2vBACm1coWfLuYy2%2FVjWjPBn9nucN5ud84svGdfPKCQ1WXUpzo%3D"}]}
x-envoy-upstream-service-time: 327
x-profile-id: web_LZRxmQEVE3qcdtgil4VEgQ6LAUOyifta_1774783034108

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology