postech.co.kr.		30 IN SOA ns1.dothome.co.kr. abuse.anysecure.com. (
				1426040967 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

postech.co.kr.		30 IN TXT "v=spf1 mx include:mailplug.com -all"

postech.co.kr.		30 IN A	112.175.185.151

Mail exchangers:
postech.co.kr.		30 IN MX 10 mail.postech.co.kr.

Name servers:
postech.co.kr.		30 IN NS ns2.dothome.co.kr.
postech.co.kr.		30 IN NS ns1.dothome.co.kr.