SOA
Start of Authority
Primary NS
Mailbox
dnsadmin.22.cn
Serial
1793811860
Refresh
3600
Retry
300
Expire
1209600
Minimum TTL
1800
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
2020031518034305asdiso16xjou9vn2dz7mnr6e70b03f99eziot7uxy3idfmew
v=spf1 include:spf.mail.qq.com ~all
A