From ce117e1706cf1ce8716a40ed8e5dc9d66dfc1a8f Mon Sep 17 00:00:00 2001
From: Stefan Prodan <stefan.prodan@gmail.com>
Date: Sun, 16 Sep 2018 20:47:34 +0300
Subject: [PATCH] Add Could DNS verify commands

---
 docs/8-istio-openfaas.md | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/docs/8-istio-openfaas.md b/docs/8-istio-openfaas.md
index 9d8f920..af5ccc1 100644
--- a/docs/8-istio-openfaas.md
+++ b/docs/8-istio-openfaas.md
@@ -66,6 +66,12 @@ gcloud dns managed-zones describe openfaas
 
 Update your registrar's name server records with the records returned by the above command. 
 
+Wait for the name servers to change (replace `example.com` with your domain):
+
+```bash
+wait dig +short NS example.com
+```
+
 Create the following DNS records (replace `example.com` with your domain and set your Istio Gateway IP):
 
 ```bash
@@ -86,6 +92,12 @@ gcloud dns record-sets transaction add --zone=openfaas \
 gcloud dns record-sets transaction execute --zone openfaas
 ```
 
+Verify that the wildcard DNS is working (replace `example.com` with your domain):
+
+```bash
+watch host test.example.com
+```
+
 Find the GKE IP ranges:
 
 ```bash