SOA
Start of Authority
Primary NS
Mailbox
noc.ht-systems.ru
Serial
3312213520
Refresh
3600
Retry
300
Expire
604800
Minimum TTL
1800
NS
Nameservers
TXT
TXT Records
v=spf1 ip4:78.110.48.0/20 -all
v=spf1 ip4:IP-1 ip4:IP-2 ip4:IP-3 include:_spf.yandex.net ~all
A