SOA
Start of Authority
Primary NS
Mailbox
hostmaster.doclernet.hu
Serial
2024101636
Refresh
10800
Retry
3600
Expire
1814400
Minimum TTL
7200
TXT
TXT Records
duo_sso_verification=TWyo8waZ6ZmOgCkCNLTjIEeFZZjG9M3KkRIHR2nEwV7r1CAafTBrHimehqYZRpNR
v=spf1 include:spf.protection.outlook.com -all
A