Response headers - Fastly CDN vs Origin | demo-cdn.putnode.com

Fastly CDN vs Origin

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Response headers How this works

PHP 8.4.25

SAPI litespeed

Host demo-cdn.putnode.com

Direct from origin - not via CDN

putnode.com lab
Response headers

What each response actually said

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this page demo-cdn.putnode.com fastly test-fastly.putnode.com origin test-origin.putnode.com

Measurements are taken in your browser and kept in your session on this origin. They are never shared with another viewer. Vietnam → nearest Fastly POP is Singapore.