SOA
Start of Authority
Primary NS
Mailbox
okl.posteo.de
Serial
2021000001
Refresh
14400
Retry
14400
Expire
1209600
Minimum TTL
86400
MX
Mail Exchangers
TXT
TXT Records
v=spf1 a mx ~all
google-site-verification=v3CWoIFKsYYU1s4qgnjMov4hzakTrUOQrl3uyRDoMCw
AAAA