idev.kr.		30 IN SOA maxim.ns.cloudflare.com. dns.cloudflare.com. (
				2405069935 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

idev.kr.		30 IN TXT "v=spf1 include:_spf.mx.cloudflare.net ~all"

Mail exchangers:
idev.kr.		30 IN MX 32 route3.mx.cloudflare.net.
idev.kr.		30 IN MX 48 route1.mx.cloudflare.net.
idev.kr.		30 IN MX 69 route2.mx.cloudflare.net.

Name servers:
idev.kr.		30 IN NS maxim.ns.cloudflare.com.
idev.kr.		30 IN NS meg.ns.cloudflare.com.