mytree.co.kr.		30 IN SOA jeff.ns.cloudflare.com. dns.cloudflare.com. (
				2337299826 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

mytree.co.kr.		30 IN A	43.201.53.160

Mail exchangers:
mytree.co.kr.		30 IN MX 1 aspmx.l.google.com.
mytree.co.kr.		30 IN MX 10 alt3.aspmx.l.google.com.
mytree.co.kr.		30 IN MX 10 alt4.aspmx.l.google.com.
mytree.co.kr.		30 IN MX 5 alt1.aspmx.l.google.com.
mytree.co.kr.		30 IN MX 5 alt2.aspmx.l.google.com.

Name servers:
mytree.co.kr.		30 IN NS jeff.ns.cloudflare.com.
mytree.co.kr.		30 IN NS meg.ns.cloudflare.com.