Due to infrastructure ownership change, I need to change the domain name example ah11.tech.com to ah11.infratech.com.
All the IP address and hostname would be same.Kindly share the steps and process to do that and what kind of challenges could come.
This thread should interest you : https://community.hortonworks.com/questions/87604/how-to-change-the-host-name-ip-and-domain-name-of....
And this official doc : https://docs.hortonworks.com/HDPDocuments/Ambari-18.104.22.168/bk_ambari-administration/content/ch_changin...
Try with one host first and let us know if it works well.