SOA
Start of Authority
Primary NS
Mailbox
hostmaster.1und1.com
Serial
2017060105
Refresh
28800
Retry
7200
Expire
604800
Minimum TTL
600
NS
Nameservers
TXT
TXT Records
v=spf1 include:_spf.protonmail.ch mx ~all
protonmail-verification=8ffce7ccbe5b441bec2c7883ba745bd81f5f6b89
A
IPv4 Addresses
AAAA