# What is IndexNow?

IndexNow is a protocol for telling Bing and other partners that a URL changed, by POSTing the URL and a key file on your host.

New product and blog URLs are pinged after publish. A key file is hosted at the site root.

| Field | Value |
| --- | --- |
| term | IndexNow |
| canonical | https://www.scrolllaunch.com/glossary/indexnow |
| kind | defined term |

## On ScrollLaunch

- [IndexNow tester](https://www.scrolllaunch.com/tools/indexnow-tester)