SOA
Start of Authority
Primary NS
Mailbox
root.pku.pw
Serial
2025041703
Refresh
7200
Retry
3600
Expire
1209600
Minimum TTL
180
MX
Mail Exchangers
TXT
TXT Records
v=spf1 a: ip4:103.151.222.235 ip6:2406:20c0::103:151:222:235 ~all
v=spf1 +mx +a +ip4:103.151.222.235 ~all
AAAA