shga.kr.		30 IN SOA dns3.viaweb.co.kr. root.dns3.viaweb.co.kr. (
				1          ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

shga.kr.		30 IN TXT "v=spf1 include:spf.forwardemail.net ~all"
shga.kr.		30 IN TXT "forward-email=itshga@gmail.com"

shga.kr.		30 IN A	121.100.123.110

Mail exchangers:
shga.kr.		30 IN MX 10 mx2.forwardemail.net.
shga.kr.		30 IN MX 10 mx1.forwardemail.net.

Name servers:
shga.kr.		30 IN NS dns3.viaweb.co.kr.
shga.kr.		30 IN NS dns4.viaweb.co.kr.