SOA
Start of Authority
Primary NS
Mailbox
hostmaster.1und1.com
Serial
2017060121
Refresh
28800
Retry
7200
Expire
604800
Minimum TTL
600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
protonmail-verification=e9523009cb8d6bee0ede6b48b5bc1aae3b1533e5
v=spf1 include:_spf.protonmail.ch ~all
A
IPv4 Addresses
AAAA