Dns not updating records
It's hard to imagine having to manually add and remove DNS records as fast as machines are constantly getting replaced in most IT organization these days.
When DDNS is working properly it's wonderful, but when it fails it can sometimes turn into a major pain to troubleshoot.
In additon, hosts can change the records and then become the owner of the record.
Finally, do the following: Update your domain's NS records to point to Office 365.Likewise, if you have set up a new domain name and chose to use Liquid Web nameservers at the registrar, you’ll want to ensure that a DNS zone has been created for the new domain in your Manage dashboard (under Domains on the DNS tab) and that a DNS “A” record is present and pointing the site to its assigned IP on your server.