| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| 1and1.us | SOA | 21600 | ns27.1and1.com dnsadmin@ionos.com 2013083030 28800 7200 604800 600 | |
| 1and1.us | NS | 21600 | ns-1and1.ui-dns.com | |
| 1and1.us | NS | 21600 | ns-1and1.ui-dns.org | |
| 1and1.us | NS | 21600 | ns-1and1.ui-dns.de | |
| 1and1.us | NS | 21600 | ns-1and1.ui-dns.biz | |
| 1and1.us | A | 21600 | 74.208.255.134 | |
| 1and1.us | MX | 1800 | 10 | mxint01.1and1.com |
| 1and1.us | MX | 1800 | 10 | mxint02.1and1.com |