Robtex

Up: 217.148.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 217.148.48.0/22
Down right: 217.148.52.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.148.48.1	PTR	gi0-1-1-c7206-cmf.ycc.ru
217.148.48.187	PTR	ip-48-187.relan.ru
217.148.51.184	PTR	ip-51-184.ycc.ru
217.148.52.3	A+PTR	ns1.ycc.ru
217.148.52.4	A	cdpd-gw.ycc.ru
217.148.52.5	A	fw.ycc.ru
217.148.52.12	A+PTR	noc-gw.ycc.ru
217.148.52.15	A+PTR	proxy.ycc.ru
217.148.52.34	PTR	ns1.ycc.ru
217.148.52.35	A+PTR	gprs-gw.ycc.ru
217.148.52.69	PTR	csc-len5.relan.ru
217.148.52.69	A	mgate.motivtelecom.ru
217.148.52.75	A	kurganovo.com
217.148.52.75	A	www.kurganovo.com
217.148.52.77	A	lisa.ycc.ru
217.148.52.83	A	motivtelecom.ru
217.148.52.83	A	motiv.me
217.148.52.83	A	www.motiv.me
217.148.52.90	A+PTR	sharky.motivtelecom.ru
217.148.52.90	A	sharky.motivtelecom.com
217.148.52.114	A	viagra.ektr.ru
217.148.52.130	PTR	uralinform.ru
217.148.52.130	PTR	www.uralinform.ru
217.148.52.131	A+PTR	relay2.ycc.ru
217.148.52.131	A	relay.ycc.ru
217.148.52.134	PTR	subscribe.motivtelecom.ru
217.148.52.134	PTR	www.motivtelecom.ru
217.148.52.134	A	www.btq.tv
217.148.52.138	A	relay1.ycc.ru
217.148.52.140	A	ycc.su
217.148.52.140	A	motiv.su
217.148.52.146	A+PTR	fo-bis.ycc.ru
217.148.52.147	A+PTR	fo-cpa.ycc.ru
217.148.52.177	A+PTR	inet.ycc.ru
217.148.52.178	A+PTR	gprs2.ycc.ru
217.148.52.188	A+PTR	mms-gw.ycc.ru
217.148.52.215	A+PTR	autodiscover.motivtelecom.ru
217.148.52.215	A+PTR	mail.motivtelecom.ru
217.148.52.215	A+PTR	webmail.motivtelecom.ru
217.148.52.238	A	relay3.ycc.ru
217.148.52.245	A	www.kachanga.ru
217.148.53.225	PTR	ip-53-225.relan.ru
217.148.54.3	A+PTR	ns3.ycc.ru
217.148.54.9	A+PTR	mail.ektr.ru
217.148.54.9	A	ektr.ru
217.148.54.10	PTR	mail.relan.ru
217.148.54.10	A	serov.relan.ru
217.148.54.10	A	mail.motiv-group.ru
217.148.54.11	PTR	mail.rusbiznews.com
217.148.54.12	PTR	mail.radatel.ru
217.148.54.132	A	ip132.tikhvin.relan.ru
217.148.54.135	A	ip135.tikhvin.relan.ru
217.148.54.160	A	motivtelecom.ru
217.148.54.173	A	ns2.ycc.ru
217.148.54.174	A	ns4.ycc.ru
217.148.54.194	A+PTR	motiv.wrm.ru
217.148.54.194	A	mx1.waterjournal.ru
217.148.54.194	A	mx1.wrm.ru
217.148.54.246	A	mail.xn--c1ac0c.xn--p1ai
217.148.55.134	A	m1.estco.ru
217.148.55.134	A	mkm-ural.ru
217.148.55.134	A	mail.mkm-ural.ru
217.148.55.146	PTR	ip-55-146.relan.ru
217.148.55.146	A	mail.listvennaya.com
217.148.55.186	A+PTR	www.uralinform.ru
217.148.55.186	A	uralinform.ru
217.148.55.186	A	uralinformburo.ru
217.148.55.188	A	www.rusbiznews.com