pro.ac.kr.		30 IN SOA ns.pro.ac.kr. webmaster.pro.ac.kr. (
				2025040100 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)
				)

pro.ac.kr.		30 IN TXT "v=spf1 include:spf.protection.outlook.com  include:outlook.com
include:spf.messaging.microsoft.com -all"

pro.ac.kr.		30 IN A	210.106.64.14

Mail exchangers:
pro.ac.kr.		30 IN MX 0 pro-ac-kr.mail.protection.outlook.com.

Name servers:
pro.ac.kr.		30 IN NS ns.pro.ac.kr.
pro.ac.kr.		30 IN NS ns2.pro.ac.kr.