SOA
Start of Authority
Primary NS
Mailbox
hostmaster.hichina.com
Serial
2026082509
Refresh
3600
Retry
1200
Expire
86400
Minimum TTL
600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
MS=ms21553792
v=spf1 ip4:218.56.42.142 include:_s.corp-email.com -all
MS=74390FBAF37EE57305EE4A55021373A40CE7444E
A