SOA
Start of Authority
Primary NS
Mailbox
hostmaster.1and1.com
Serial
2017062511
Refresh
28800
Retry
7200
Expire
604800
Minimum TTL
300
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 ip4:139.162.253.156 include:_spf.google.com ~all
A
IPv4 Addresses
AAAA