Update app-routing.md

typo, missing N

Author: zioproto

articles/aks/app-routing.md

@@ -487,7 +487,7 @@ When the application routing add-on is disabled, some Kubernetes resources might
 
 * [Configure custom ingress configurations][custom-ingress-configurations] shows how to create an advanced Ingress configuration and [configure a custom domain using Azure DNS to manage DNS zones and setup a secure ingress][dns-ssl-configuration].
 
-* To integrate with an Azure internal load balancer and configure a private Azure DNS zone to enable DNS resolution for the private endpoints to resolve specific domains, see [Configure internal NGIX ingress controller for Azure private DNS zone][create-nginx-private-controller].
+* To integrate with an Azure internal load balancer and configure a private Azure DNS zone to enable DNS resolution for the private endpoints to resolve specific domains, see [Configure internal NGINX ingress controller for Azure private DNS zone][create-nginx-private-controller].
 
 * Learn about monitoring the ingress-nginx controller metrics included with the application routing add-on with [with Prometheus in Grafana][prometheus-in-grafana] (preview) as part of analyzing the performance and usage of your application.