If your domain's DNS is hosted with BigRock, it will be automatically identified in Zoho Mail Admin Console and you can log in to your BigRock account directly.

Follow the instructions below to add the TXT and verify the domain.  

1. Login to your BigRock domains account.
2. Select the Domain for which you need to add the TXT Records and click Manage.
3. Under MANAGE DNS RECORDS, navigate to TXT tab.
4. Enter the details for your TXT value generated in the Zoho Mail Admin Console under ADD TXT RECORD section.
5. In the Choose TTL field, select the shortest time possible.
6. ​Click SAVE RECORD(S).
   
7. Now come back to Zoho Mail Admin Console page and click 'Verify TXT Record'.
   
8. If the DNS information is correctly propagated, the domain will be verified. You can proceed with the next steps to create user accounts. 

If your domain's DNS is hosted with BigRock, follow the instructions below to add the CNAME and verify the domain.  

1. Login to your BigRock domains account.
2. Select the Domain for which you need to add the CNAME Records and click Manage.
3. Under MANAGE DNS RECORDS, navigate to CNAME tab.
4. Enter the details for your CNAME value generated in the Zoho Mail Admin Console under ADD CNAME RECORD section.
5. In the Choose TTL field, select the shortest time possible.
6. ​Click SAVE RECORD(S).
   

You have now added the CNAME successfully. You may have to wait for at least an hour for the changes to take effect in the DNS Servers. After an hour or two, login to your  Zoho Mail Admin Console. and click 'Verify CNAME Record'. 

Once your domain is verified, you can start adding users and creating mail accounts.

If your DNS manager is hosted with BigRock, follow the below instructions to change the MX Records of your domain and receive emails.

1. Login to your BigRock domains account.
2. Select the Domain for which you need to add the MX Records and click Manage.
3. Under MANAGE DNS RECORDS, navigate to MX tab.
4. Enter the details for your MX value generated in the Zoho Mail Admin Console under ADD MX RECORD section.
5. In the Choose TTL field, select the shortest time possible. It should be 4 Hours in the case of BigRock.
6. Specify the first record's value as mx.zoho.***. (The TLD for the MX record will vary based on the DC in which your data is hosted in Zoho. Refer to the correct value for your domain from Tools & Configurations section in Admin Console )
   The MX values shown in the screenshot above are based on generic configuration information. For domain-specific configurations, refer to the Tools & Configurations section in the Zoho Mail Admin Console.
7. Once done, click SAVE RECORD(S). Similarly, enter the second and third MX Records by selecting +Add Another Record.
   

8. To ensure correct email delivery to your domain, only the MX Records provided in the Tools & Configurations section of Admin Console should be used.
    

   MX Records

   Host/ Domain	Address/ Mail Server/ MX Entries/ Value	Priority
   @/ Blank/ Domain name	mx.zoho.com	10
   @/ Blank/ Domain name	mx2.zoho.com	20
   @/ Blank/ Domain name	mx3.zoho.com	50

   • The MX values in the above table are based on the generic configuration information. For more specific configurations particular for your domain refer to the Tools & Configurations section in the Admin Console.

   Note:

   Depending on your DNS provider, you may need to include a trailing dot(.) at the end of the MX record. We recommend you to go through your DNS provider's support documentation for the exact method to add the MX entries.