Merge pull request #7076 from segmentio/charholt-patch-1

Update snowflake-setup.md

Author: stayseesong

src/connections/reverse-etl/reverse-etl-source-setup-guides/snowflake-setup.md

@@ -87,4 +87,10 @@ Follow the instructions below to set up the Segment Snowflake connector. Segment
 
 Learn more about the Snowflake Account ID in Snowflake's [Account identifiers](https://docs.snowflake.com/en/user-guide/admin-account-identifier.html){:target="_blank"} documentation.
 
-After you've successfully added your Snowflake source, [add a model](/docs/connections/reverse-etl/setup/#step-2-add-a-model) and follow the rest of the steps in the Reverse ETL setup guide.
+After you've successfully added your Snowflake source, [add a model](/docs/connections/reverse-etl/setup/#step-2-add-a-model) and follow the rest of the steps in the Reverse ETL setup guide.
+
+## Security
+### Allowlisting IPs
+If you create a network policy with Snowflake and are located in the US, add  `52.25.130.38/32` and `34.223.203.0/28` to the "Allowed IP Addresses" list.
+
+If you create a network policy with Snowflake and are located in the EU, add `3.251.148.96/29` to your "Allowed IP Addresses" list.