Whois results:

Domain:                  stratoserver.net
Nameserver:              ns.stratoserver.net 81.169.163.40
Nameserver:              ns2.stratoserver.net 81.169.148.41
Nameserver:              ns3.stratoserver.eu
Status:                  OK
Registrant Name:         Strato AG
Registrant Contact:      Ralf Hinberger
Registrant Address:      Pascalstrasse 10
Registrant Postal Code:  10587
Registrant City:         Berlin
Registrant Country:      DE
Registrant Phone:        +49 30886150
Registrant Fax:          +49 3088615111
Registrant Email:        strato.de
Admin-C Name:            Ralf Hinberger
Admin-C Organization:    Strato AG
Admin-C Address:         Pascalstrasse 10
Admin-C Postal Code:     10587
Admin-C City:            Berlin
Admin-C Country:         DE
Admin-C Phone:           +49 30886150
Admin-C Fax:             +49 3088615111
Admin-C Email:           strato.de
Tech-C Name:             Hostmaster Dedicated Server
Tech-C Organization:     Strato Rechenzentrum AG
Tech-C Address:          Pascalstrasse 10
Tech-C Postal Code:      10587
Tech-C City:             Berlin
Tech-C Country:          DE
Tech-C Phone:            +49 30398020
Tech-C Fax:              +49 3039802150
Tech-C Email:            dedi.strato-rz.de
Zone-C Name:             Hostmaster Dedicated Server
Zone-C Organization:     Strato Rechenzentrum AG
Zone-C Address:          Pascalstrasse 10
Zone-C Postal Code:      10587
Zone-C City:             Berlin
Zone-C Country:          DE
Zone-C Phone:            +49 30398020
Zone-C Fax:              +49 3039802150
Zone-C Email:            dedi.strato-rz.de