SOA
Start of Authority
Primary NS
Mailbox
tech.key-systems.net
Serial
2023092602
Refresh
10800
Retry
3600
Expire
604800
Minimum TTL
28800
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 mx -all
google-site-verification=B6tve5SbLBV0oYU1zgW4e-ctSY4l24VJDzren7iFgbk
A