SOA
Start of Authority
Primary NS
Mailbox
hostmaster.servercow.de
Serial
2026090301
Refresh
14400
Retry
3600
Expire
1209600
Minimum TTL
3600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
mailcow
v=spf1 include:spf.protection.outlook.com -all
duo_sso_verification=lsE3lrGFU3Ii89KHW41QERjttOlEHlCxjVNDHDPXjNakLEJhqFDnHEV1L4abwUbW
A
IPv4 Addresses
AAAA