Robtex

Up: 89.146.34.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 89.146.35.0/25
Down right: 89.146.35.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.146.35.17	PTR	rt35bb146-89-17.routit.net
89.146.35.17	A	mail.proudpeople.nl
89.146.35.18	PTR	rt35bb146-89-18.routit.net
89.146.35.25	A	webmail.firstdutch.com
89.146.35.27	PTR	rt35bb146-89-27.routit.net
89.146.35.28	PTR	rt35bb146-89-28.routit.net
89.146.35.39	PTR	rt35bb146-89-39.routit.net
89.146.35.46	PTR	rt35bb146-89-46.routit.net
89.146.35.57	PTR	rt35bb146-89-57.routit.net
89.146.35.60	A+PTR	secure.grosgemert.nl
89.146.35.69	PTR	rt35bb146-89-69.routit.net
89.146.35.70	A+PTR	mail.hklimburg.nl
89.146.35.70	A	hklimburg.nl
89.146.35.70	A	mail.hklimburg.eu
89.146.35.73	A	mail.vulcanplants.nl
89.146.35.74	A	rt35bb146-89-74.routit.net
89.146.35.93	A	mail.janssenbouwgroep.nl
89.146.35.101	PTR	rt35bb146-89-101.routit.net
89.146.35.113	A+PTR	office.goldcare.eu
89.146.35.117	PTR	rt35bb146-89-117.routit.net
89.146.35.123	PTR	rt35bb146-89-123.routit.net
89.146.35.125	PTR	rt35bb146-89-125.routit.net
89.146.35.130	A	smtp.royalschouten.com
89.146.35.138	A	exchange.crombagoehlen.nl
89.146.35.140	PTR	rt35bb146-89-140.routit.net
89.146.35.147	PTR	rt35bb146-89-147.routit.net
89.146.35.157	PTR	rt35bb146-89-157.routit.net
89.146.35.161	PTR	rt35bb146-89-161.routit.net
89.146.35.165	A+PTR	relay.agmi.nl
89.146.35.167	PTR	rt35bb146-89-167.routit.net
89.146.35.180	PTR	rt35bb146-89-180.routit.net
89.146.35.181	PTR	rt35bb146-89-181.routit.net
89.146.35.189	PTR	rt35bb146-89-189.routit.net
89.146.35.201	PTR	rt35bb146-89-201.routit.net
89.146.35.207	A	mail.autoservicekeer.nl
89.146.35.209	PTR	rt35bb146-89-209.routit.net
89.146.35.209	A	mail.haprobv.nl
89.146.35.211	A+PTR	mail.vanheeswijk-wooncenter.nl
89.146.35.212	PTR	rt35bb146-89-212.routit.net
89.146.35.212	A	mail.sijf.nl
89.146.35.212	A	mail.hkhg.nl
89.146.35.221	PTR	rt35bb146-89-221.routit.net
89.146.35.228	PTR	rt35bb146-89-228.routit.net
89.146.35.234	A	mail.cebin.com
89.146.35.235	PTR	rt35bb146-89-235.routit.net
89.146.35.237	PTR	rt35bb146-89-237.routit.net
89.146.35.246	PTR	mail.vanderpanne.nl