After purchasing an Office 365 subscription plan it is the first thing every administrator needs to do. But some of the organizations or individual users do not do this and prefer to go with default Microsoft sub-domain name for example ‘firstname.lastname@example.org’. If you are planning to set up your own domain and don’t have an idea how to do this then here you will get detailed information about how to add and verify a new domain to Office 365.
Also for any kind of migration from Exchange On-Premise to Office 365, you need to add a domain to Office 365. To add an external domain need to follow the given steps:
Sign-In to Office 365 and from the Admin portal go to Setup a Domain. Then you will be directed to Domain page where you need to click on + Add Domain.
Enter the domain name that you wish (for example mailsdaddy.com) to insert to Office 365 and hit on the Next button.
Now, you asked to verify the new domain and you can do it using any of the below options.
Here, just for now select the last option (Add a TXT record) and click Next. You will be taken to a different page where you find the TXT name, TXT value, and TTL.
You are not aware of the next steps you can also click on available “step-by-step instructions” to add the TXT record.
Note: On this page will find both TXT and MX record, you can set any one of them. The reason both are given as some DNS hosting provider does not support the TXT record, in this case, you need to add the MX record.
You can update the DNS choosing any of the below options.
Select the second option and hit the Next button.
You will be asked to skip the step saying: “I have custom DNS, so I’ll add the records I need later. I understand that some Office 365 services may be unavailable until I manually add the records with my registrar.”
If you like, you may skip it.
Once it is verified, you can check whether the record was added to Exchange Online or not.
Note: Here, you may not find that the TXT record has added. That is because the TXT is not supportable with your DNS management. Create the MX record.
Conclusion: Here in this blog you will get step by step guide to add a new custom domain in Office 365 tenant and verify it. If you still have any doubts then feel free to post a comment. We shall be happy to help you.