SOA
Start of Authority
Primary NS
Mailbox
hostmaster.1und1.com
Serial
2017060343
Refresh
28800
Retry
7200
Expire
604800
Minimum TTL
600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 ip4:92.58.72.226 ip4:40.82.161.55 ip4:208.117.60.30 ip4:212.183.203.58 ip4:149.56.3.48/29 ip4:212.183.207.35 ip4:158.69.148.48/29 include:sendgrid.net include:_spf.perfora.net include:_spf.kundenserver.de include:spf.protection.outlook.com ~all
A