Whois results:

domain:         ac.at
registrant:     UWZI7652953-NICAT
admin-c:        VUCC7652910-NICAT
tech-c:         UH6956583-NICAT
nserver:        d.nic.at
remarks:        81.91.161.98
nserver:        n.nic.at
remarks:        87.233.175.130
nserver:        ns1.univie.ac.at
remarks:        2001:628:2030:4301::2
nserver:        ns1.univie.ac.at
remarks:        78.104.144.2
nserver:        ns2.univie.ac.at
remarks:        192.92.125.2
nserver:        ns2.univie.ac.at
remarks:        2001:678:1c::2
changed:        20110726 16:54:26
source:         AT-DOM

personname:     ACOnet (Austrian Academic Computer Network)
organization:   Universitaet Wien - Zentraler Informatikdienst
street address: Universitaetsstrasse 7
postal code:    1010
city:           Vienna
country:        Austria
phone:          +431427714277
fax-no:         +431427714279
e-mail:         univie.ac.at
nic-hdl:        UWZI7652953-NICAT
changed:        20101129 16:26:03
source:         AT-DOM

personname:     Christian Panigl
organization:   Vienna University Computer Center - ACOnet
street address: Universitaetsstrasse 7
postal code:    1010
city:           Vienna
country:        Austria
phone:          +431427714032
fax-no:         +43142779140
e-mail:         univie.ac.at
nic-hdl:        VUCC7652910-NICAT
changed:        20101129 16:21:28
source:         AT-DOM

personname:     UNIVIE Hostmaster
organization:   
street address: Universitaetsstrasse 7
postal code:    1010
city:           Vienna
country:        Austria
phone:          +431427714277
fax-no:         +431427714279
e-mail:         univie.ac.at
nic-hdl:        UH6956583-NICAT
changed:        20100625 15:40:44
source:         AT-DOM