open-it.co.kr.		30 IN SOA benedict.ns.cloudflare.com. dns.cloudflare.com. (
				2340200239 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

open-it.co.kr.		30 IN TXT "v=spf1 ip4:183.110.224.0/24 ip4:175.126.146.0/24
~all"

open-it.co.kr.		30 IN A	211.38.86.90

Mail exchangers:
open-it.co.kr.		30 IN MX 10 webmail.open-it.co.kr.

Name servers:
open-it.co.kr.		30 IN NS benedict.ns.cloudflare.com.
open-it.co.kr.		30 IN NS deborah.ns.cloudflare.com.