smtp.redtailtechnology.com.	599	IN  	CNAME	zimbra-ext-nlb-13d104357acefb0c.elb.us-east-1.amazonaws.com.

smtp.redtailtechnology.com.	60	IN  	A	18.205.52.211
smtp.redtailtechnology.com.	60	IN  	A	3.232.24.202
smtp.redtailtechnology.com.	60	IN  	A	44.217.43.40