andong.ac.kr.		30 IN SOA ns.andong.ac.kr. root.ns.andong.ac.kr. (
				2019081546 ; serial
				21600      ; refresh (6 hours)
				3600       ; retry (1 hour)
				6048000    ; expire (10 weeks)
				21600      ; minimum (6 hours)
				)

andong.ac.kr.		30 IN TXT "v=spf1 ip4:220.68.134.2 ip4:220.68.134.12 ~all"

andong.ac.kr.		30 IN A	220.68.134.8

Mail exchangers:
andong.ac.kr.		30 IN MX 0 mailx.andong.ac.kr.

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