New answers tagged dns
It is clearly mentioned in your given link at the end in Beware of host headers section that If you are using a host header for your web application apps won’t just work for that web application. Because of how the redirect for the app domain works IIS will try to resolve the app url by using the default IIS web site, which of course doesn’t work. ...
We are using the same way, we have DNS entry which points to SQL server. We prefer the DNS entry upon SQL alias. For DNS entry, in case of failover down timer is higher then sql alias. You can go either SQL Alias or DNS entry. You can read the below blog for nice comparison: https://junfengzhang.com/2014/08/16/dns-alias-vs-sql-server-alias/
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