Robtex

Up: 193.104.42.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 193.104.42.0/25
Down right: 193.104.42.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.104.42.4	A+PTR	atlantica.vitodata.ch
193.104.42.130	A+PTR	ns1.vitodata.ch
193.104.42.131	A+PTR	ns2.vitodata.ch
193.104.42.132	A+PTR	emailsec.vitodata.ch
193.104.42.132	A+PTR	sec.vitodata.ch
193.104.42.132	A	sec.praxishuttwil.ch
193.104.42.133	A+PTR	emailsec1.vitodata.ch
193.104.42.134	A	emailsec2.vitodata.ch
193.104.42.135	A+PTR	vitomail.vitodata.ch
193.104.42.136	A+PTR	vmvito62.vitodata.ch
193.104.42.147	PTR	myasp.vitodata.ch
193.104.42.149	PTR	mymail.vitodata.ch
193.104.42.153	A+PTR	vitoftp1.vitodata.ch
193.104.42.196	PTR	mymail.vitodata.ch
193.104.42.198	PTR	myasp.vitodata.ch
193.104.42.198	A	mymail.vitodata.ch