HTTP Headers Analysis for https://www.firstdata.com

Detected Technologies from Headers

See all in URL Inspect 1

PHP

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

Vary

Performance

Accept-Encoding

connection: close
vary: Accept-Encoding

Caching Headers

Cache-Control

Caching

no-store, no-cache, must-revalidate

Expires

Caching

Thu, 19 Nov 1981 08:52:00 GMT

Pragma

Caching

no-cache

cache-control: no-store, no-cache, must-revalidate
expires: Thu, 19 Nov 1981 08:52:00 GMT
pragma: no-cache

Content Headers

Content-Length

Content

15679

Content-Type

Content

text/html; charset=UTF-8

content-length: 15679
content-type: text/html; charset=UTF-8

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: PHPSESSID=8rgfkfiuemq967incmracat6f7; path=/; secure
__uzma=17426a19-6d83-4624-83a8-2fdf5862df85; expires=Thu, 20-Aug-2026 03:03:51 GMT; Max-Age=15552000; path=/
__uzmb=1771643031; expires=Thu, 20-Aug-2026 03:03:51 GMT; Max-Age=15552000; path=/
__uzmc=255311083809; expires=Thu, 20-Aug-2026 03:03:51 GMT; Max-Age=15552000; path=/
__uzmd=1771643031; expires=Thu, 20-Aug-2026 03:03:51 GMT; Max-Age=15552000; path=/

Other Headers

Alt-Svc

Other

h3=":443"; ma=2592000,h3-29=":443"; ma=2592000

Date

Other

Sat, 21 Feb 2026 03:03:51 GMT

Via

Other

1.1 google

alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date: Sat, 21 Feb 2026 03:03:51 GMT
via: 1.1 google

Recommendations

Enable compression (gzip/brotli) to improve performance