Start of Authority
mname: ns1.selectel.ru
rname: postmaster.x0o.ru
serial: 2022032550
refresh: 10800 retry: 3600
expire: 604800 minimum: 300
serial: 2022032550
refresh: 10800 retry: 3600
expire: 604800 minimum: 300
Nameservers
TXT Records
v=spf1 a mx -all