seg.co.kr.		30 IN SOA seg.co.kr. postmaster.seg.co.kr. (
				20200318   ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				3600000    ; expire (5 weeks 6 days 16 hours)
				43200      ; minimum (12 hours)
				)

seg.co.kr.		30 IN TXT "v=spf1 ip4:183.111.161.194 ~all"
seg.co.kr.		30 IN TXT "v=spf1 include:spf.worksmobile.com ~all"

seg.co.kr.		30 IN A	183.111.161.194

Mail exchangers:
seg.co.kr.		30 IN MX 10 kr1-aspmx1.worksmobile.com.
seg.co.kr.		30 IN MX 20 kr1-aspmx2.worksmobile.com.

Name servers:
seg.co.kr.		30 IN NS ns1.cafe24.com.
seg.co.kr.		30 IN NS ns2.cafe24.co.kr.
seg.co.kr.		30 IN NS ns1.cafe24.co.kr.
seg.co.kr.		30 IN NS ns2.cafe24.com.