The domain Etihaduaevisa.com which you have entered belongs to a different deployment/region

The domain Etihaduaevisa.com which you have entered belongs to a different deployment/region

Hi Team,

I am trying to set up a business email account to Zoho for www.etihaduaevisa.com but it doesn't allow me

There is a message that pops out   The domain which you have entered belongs to a different deployment/region 

Kindly assist me with this.  Thank you