sysvc.com.		30 IN SOA now1.dns.com. admin.dns.com. (
				1612877272 ; serial
				7200       ; refresh (2 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				1800       ; minimum (30 minutes)
				)

sysvc.com.		30 IN TXT "v=spf1 include:speedmail.cn -all"

Mail exchangers:
sysvc.com.		30 IN MX 10 mx620.now.net.cn.
sysvc.com.		30 IN MX 15 mx620hk.now.net.cn.

Name servers:
sysvc.com.		30 IN NS now1.dns.com.
sysvc.com.		30 IN NS now2.dns.com.