Merge pull request #290045 from v-thepet/patch-11

[bulk] Update geomatch-custom-rules.md

Author: denrea

articles/web-application-firewall/ag/geomatch-custom-rules.md

@@ -19,7 +19,7 @@ To create a geo-filtering custom rule in the Azure portal, select *Geo location*
 > Geo-filtering works based on mapping each request's IP address to a country or region. There might be some IP addresses in the data set that are not yet mapped to a country or region. To avoid accidentally blocking legitimate users, Application Gateway's WAF allows requests from unknown IP addresses.
 
 > [!IMPORTANT]
-> Include the country code **ZZ** whenever you use geo-filtering. The **ZZ** country code (or *Unknown* country) captures IP addresses that are not yet mapped to a country in our dataset. This avoids false positives.
+> Include the country code **ZZ** whenever you use geo-filtering. The **ZZ** country code (or *Unknown* country/region) captures IP addresses that are not yet mapped to a country or region in our dataset. This avoids false positives.
 
 ## Country/Region codes