incheon.ac.kr.		30 IN SOA ns.incheon.ac.kr. yyd.lion.incheon.ac.kr. (
				2015071501 ; serial
				21600      ; refresh (6 hours)
				900        ; retry (15 minutes)
				2419200    ; expire (4 weeks)
				180        ; minimum (3 minutes)
				)

incheon.ac.kr.		30 IN TXT "v=spf1 mx include:_spf.google.com include:mailplug.com
~all"
incheon.ac.kr.		30 IN TXT
"cisco-ci-domain-verification=3a4d30df88d739d43195bd36c58ec09b54922e3b1333968c6763a6c
99d2b1f08"

incheon.ac.kr.		30 IN A	117.16.191.4

Mail exchangers:
incheon.ac.kr.		30 IN MX 10 gmx28.mailplug.com.

Name servers:
incheon.ac.kr.		30 IN NS ns.incheon.ac.kr.
incheon.ac.kr.		30 IN NS ns1.incheon.ac.kr.