Glossary term
What is PoP (Point of Presence)?
PoP stands for Point of Presence.
A CDN or network location in a city. Example: A CDN with PoPs in Chennai, Delhi and Mumbai.
Learn it properly · System DesignLesson 14: How CDNs Make the Web FastYour servers are in Mumbai and a user in São Paulo waits three seconds. How CDNs copy content to edges near every user, how HTTP headers control what gets cached, and how to update files that live on hundreds of servers.