# Ping the server

Source: https://developer.avalara.com/services-calculation-en/authentication/ping_the_server/

# Ping the server

Ping the server to verify that the service is up. The purpose of these APIs is for active monitoring.

-   2XX status is expected on returns.
-   To verify Portal Avalara API status:
    -   [https://api-gateway.sandbox.avalarabrasil.com.br/portal/health](https://api-gateway.sandbox.avalarabrasil.com.br/portal/health)
-   To verify oAuth API status:
    -   [https://api-gateway.sandbox.avalarabrasil.com.br/oauth/health](https://api-gateway.sandbox.avalarabrasil.com.br/oauth/health)
-   To verify Avatax BR API status:
    -   [https://avataxbr.sandbox.avalarabrasil.com.br/v3/ping](https://avataxbr.sandbox.avalarabrasil.com.br/v3/ping)

**Advice:** _Ping jobs need to be run at least 5 minutes apart. If you do it in shorter periods, you may receive an error return such as: "Hit Limit"._

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