SOA
Start of Authority
Primary NS
Mailbox
hostmaster.mdc-co.ir
Serial
2023101107
Refresh
3600
Retry
600
Expire
1209600
Minimum TTL
86400
MX
Mail Exchangers
TXT
TXT Records
v=spf1 ip4:185.88.153.74 ip4:185.88.153.53 ip4:185.88.153.47 ip4:185.88.153.140 ip4:185.88.153.138 ip4:185.88.153.139 ip4:185.88.153.57 mx include:_spf.google.com ~all
A