Robtex

Up: 81.29.144.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 81.29.144.0/25
Down right: 81.29.144.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.29.144.95	A+PTR	isps1.comunica-sa.ch
81.29.144.95	A	atlanteggiare.com
81.29.144.95	A	mail.comunica-it.ch
81.29.144.96	A+PTR	mail.comunica-sa.ch
81.29.144.96	A	ns2.comunica-sa.com
81.29.144.96	A	mail.eidgentel.com