scu.edu.cn.		30 IN SOA dart.scu.edu.cn. root\@scu.edu.cn. (
				2020063015 ; serial
				300        ; refresh (5 minutes)
				600        ; retry (10 minutes)
				7200       ; expire (2 hours)
				3600       ; minimum (1 hour)
				)

scu.edu.cn.		30 IN TXT "v=spf1 ip4:202.115.35.227  ip4:202.115.35.229
ip4:202.115.35.228  include:spf.icoremail.net -all"

scu.edu.cn.		30 IN A	202.115.32.43
scu.edu.cn.		30 IN AAAA 2001:250:2003::43

Mail exchangers:
scu.edu.cn.		30 IN MX 5 mail.scu.edu.cn.
scu.edu.cn.		30 IN MX 3 mx-scu-edu-cn.icoremail.net.

Name servers:
scu.edu.cn.		30 IN NS secdns.scu.edu.cn.
scu.edu.cn.		30 IN NS dart.scu.edu.cn.