SOA
Start of Authority
Primary NS
Mailbox
tech.optibit.ru
Serial
2025040912
Refresh
10800
Retry
3600
Expire
604800
Minimum TTL
86400
MX
Mail Exchangers
TXT
TXT Records
v=spf1 ip4:IP-1 ip4:IP-2 ip4:IP-3 include:_spf.yandex.net ~all
v=spf1 redirect=_spf.yandex.net
yandex-verification: 328cc6b3135b2dbc
v=spf1 include:spf.unisender.com ~all
A