Robtex

Up: 145.255.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 145.255.24.0/22
Down right: 145.255.28.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
145.255.26.35	PTR	145.255.26.35.static.ufanet.ru
145.255.26.44	PTR	145.255.26.44.static.ufanet.ru
145.255.26.44	A	www.panoramarb.ru
145.255.26.57	A	panoramarb.ru
145.255.26.57	A	neg-ufa.ru
145.255.26.62	A	www.gt-produkt.ru
145.255.26.62	A	www.integro-ufa.com
145.255.26.72	PTR	145.255.26.72.static.ufanet.ru
145.255.26.72	A	skd-ufa.com
145.255.26.90	PTR	145.255.26.90.static.ufanet.ru
145.255.26.90	A	format-ufa.tk
145.255.26.93	PTR	labmedis.ru
145.255.26.93	A	mail.labmedis.ru
145.255.26.131	PTR	145.255.26.131.static.ufanet.ru
145.255.26.131	A	imkufa.ru
145.255.26.167	PTR	145.255.26.167.static.ufanet.ru
145.255.26.169	A	ufakids.ru
145.255.26.169	A	kidsufa.ru
145.255.26.169	A	www.mnogomamok.ru
145.255.26.221	PTR	145.255.26.221.static.ufanet.ru
145.255.26.238	PTR	145.255.26.238.static.ufanet.ru
145.255.26.251	A+PTR	mail.privolzhenergo.ru
145.255.27.9	PTR	145.255.27.9.static.ufanet.ru
145.255.27.9	A	ns2.topicmedia.ru
145.255.27.50	PTR	145.255.27.50.static.ufanet.ru
145.255.27.124	A	post.ngvps.ru
145.255.27.138	PTR	145.255.27.138.static.ufanet.ru
145.255.27.145	PTR	145.255.27.145.static.ufanet.ru
145.255.27.167	PTR	145.255.27.167.static.ufanet.ru
145.255.27.167	A	www.csdb.tk
145.255.27.167	A	csdb.tk
145.255.27.168	PTR	145.255.27.168.static.ufanet.ru
145.255.27.168	A	www.onko-risk.ru
145.255.27.168	A	xn--80aaaa0bbnbcd5alni0a1a.xn--p1ai
145.255.27.249	PTR	145.255.27.249.static.ufanet.ru
145.255.28.2	PTR	145.255.28.2.dynamic.ufanet.ru
145.255.28.50	PTR	145.255.28.50.dynamic.ufanet.ru
145.255.28.67	A	mail.uralstan.ru
145.255.28.74	A	rbinform.ru
145.255.28.74	A	bashpoisk.ru
145.255.28.74	A	102tender.ru
145.255.28.122	PTR	145.255.28.122.dynamic.ufanet.ru
145.255.28.136	PTR	145.255.28.136.dynamic.ufanet.ru
145.255.28.192	A	www.okolicaufa.ru
145.255.28.192	A	mail.okolicaufa.ru
145.255.28.218	PTR	145.255.28.218.dynamic.ufanet.ru
145.255.28.221	PTR	145.255.28.221.dynamic.ufanet.ru
145.255.28.223	PTR	145.255.28.223.dynamic.ufanet.ru
145.255.28.223	A	seeyouaround.org
145.255.30.53	A+PTR	mail.snema.ru
145.255.30.70	A	office.ra-formula.ru
145.255.30.70	A	ml.ra-formula.ru
145.255.30.112	A+PTR	mkrb.ufanet.ru
145.255.30.154	A	rb-net.ru
145.255.30.155	PTR	145.255.30.155.static.ufanet.ru
145.255.30.216	A	mail.ot-holding.com
145.255.31.11	A+PTR	mail.nexussystems.ru
145.255.31.11	A	email.nexussystems.ru
145.255.31.23	A	mx.expertizarb.ru
145.255.31.30	PTR	145.255.31.30.static.ufanet.ru
145.255.31.34	PTR	145.255.31.34.static.ufanet.ru
145.255.31.48	PTR	145.255.31.48.static.ufanet.ru
145.255.31.48	A	www.karakar.ru
145.255.31.48	A	grigan.ru
145.255.31.71	PTR	145.255.31.71.static.ufanet.ru
145.255.31.71	A	bashfin.com
145.255.31.110	A	ns2.infocommunications.ru
145.255.31.239	A+PTR	mail.technotecs.ru