SOA
Start of Authority
Primary NS
Mailbox
tech.key-systems.net
Serial
2025042000
Refresh
10800
Retry
3600
Expire
604800
Minimum TTL
28800
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 a mx include:spf.forwardemail.net include:spf.uberspace.de include:_spf.google.com -all
forward-email-site-verification=lN6mHM7jY2
A
IPv4 Addresses
AAAA