b2bgate.co.kr.		30 IN SOA ns1.hostingkr.net. dns.cloudflare.com. (
				2404248028 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				60         ; minimum (1 minute)
				)

b2bgate.co.kr.		30 IN TXT "v=spf1 ip4:165.140.20.161 ip4:221.139.14.187
ip4:175.125.95.146 ip4:165.140.20.177 ip4:165.140.23.206 include:b2bgate.co.kr
include:mail.b2bgate.co.kr include:mail2.b2bgate.co.kr include:mail3.b2bgate.co.kr 
~all"

b2bgate.co.kr.		30 IN A	165.140.20.161

Mail exchangers:
b2bgate.co.kr.		30 IN MX 10 mail.b2bgate.co.kr.

Name servers:
b2bgate.co.kr.		30 IN NS ns1.hostingkr.net.
b2bgate.co.kr.		30 IN NS ns2.hostingkr.net.
b2bgate.co.kr.		30 IN NS ns3.hostingkr.net.
b2bgate.co.kr.		30 IN NS ns4.hostingkr.net.