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Best match for “1und1.de”

1 netblock

Domain footprint: 1und1.de

Resolved live just now — where this domain's services actually run, with each address attributed by OrgIndex. A DNS observation, not registry data: many organisations run entirely on providers' networks and hold no IP space of their own.

Web: 217.160.72.6 → IONOS SE · 2001:8d8:5ff:7::1:3 → IONOS SE

Mail: mxint01.1and1.com → IONOS SE · mxint02.1and1.com → IONOS SE

SPF sends via: _spf.1und1.de · _uicsspf.1und1.de · _spf.zimpel.de · spf.protection.outlook.com