Robtex

Up: 80.240.100.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 80.240.100.0/24
Down right: 80.240.101.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.240.100.1	PTR	gw.cir.moscow.itn.ru
80.240.100.1	A	terminus.cir.ru
80.240.100.2	PTR	host02.cir.moscow.itn.ru
80.240.100.2	A	www.cir.ru
80.240.100.3	PTR	host03.cir.moscow.itn.ru
80.240.100.4	PTR	host04.cir.moscow.itn.ru
80.240.100.4	A	labinform.ru
80.240.100.5	PTR	www.echr-base.ru
80.240.100.6	PTR	host06.cir.moscow.itn.ru
80.240.100.7	PTR	host07.cir.moscow.itn.ru
80.240.100.8	PTR	host08.cir.moscow.itn.ru
80.240.100.10	PTR	host09.cir.moscow.itn.ru
80.240.100.11	PTR	host10.cir.moscow.itn.ru
80.240.100.11	A	southcrux.ru
80.240.100.12	PTR	host11.cir.moscow.itn.ru
80.240.100.13	PTR	host12.cir.moscow.itn.ru
80.240.100.14	PTR	host13.cir.moscow.itn.ru
80.240.100.18	A	ns2.msmsu.ru
80.240.100.21	A+PTR	mail.msmsu.ru
80.240.100.22	A	abi.msmsu.ru
80.240.100.23	A	bentsteel.ru
80.240.100.23	A	www.msmsu.ru
80.240.100.23	A	www.bentsteel.ru
80.240.100.28	A	gbufortuna.ru
80.240.100.28	A	www.gbufortuna.ru
80.240.100.28	A	studburo.msmsu.ru
80.240.100.37	A	forum-uniscience.ru
80.240.100.37	A	dwat.online
80.240.100.66	A+PTR	mail.mzta.ru
80.240.100.66	A	mail1.mzta.ru
80.240.100.69	A+PTR	auriga-varsh125-lgw.moscow.itn.ru
80.240.100.70	A+PTR	auriga-varsh125-gw.moscow.itn.ru
80.240.100.75	A	cuprum.derinat.ru
80.240.100.77	A	lasnet-lgw.moscow.itn.ru
80.240.100.87	PTR	mail.lottercomp.ru
80.240.100.87	A	mail2.mzta.ru
80.240.100.93	A	mail.prisnet.ru
80.240.100.105	A+PTR	stmed1-lgw.moscow.itn.ru
80.240.100.106	A+PTR	stmed1-1-gw.moscow.itn.ru
80.240.100.109	A+PTR	stmed1-4-gw.moscow.itn.ru
80.240.100.110	A+PTR	stmed1-5-gw.moscow.itn.ru
80.240.100.155	A	host2.nivc217.moscow.itn.ru
80.240.100.194	A+PTR	nivc-pbx-m200-1-gw.moscow.itn.ru
80.240.100.194	A	megacar.ru
80.240.100.202	A	blc-prc1-gw.moscow.itn.ru
80.240.100.209	PTR	vkkb-lgw.moscow.itn.ru
80.240.100.210	A+PTR	ugol.vkkb.ru
80.240.100.211	PTR	www.vkkb.ru
80.240.101.1	A	c7206.moscow.itn.ru
80.240.101.2	A+PTR	rb100ah-kaz.moscow.itn.ru
80.240.101.4	A+PTR	rb100ah2-kisl.moscow.itn.ru
80.240.101.4	A	kc.itn.ru
80.240.101.5	PTR	yaroslvasky-gw.dzvr.moscow.itn.ru
80.240.101.6	PTR	rb100ah2-sav.moscow.itn.ru
80.240.101.7	PTR	paveletsky-gw.dzvr.moscow.itn.ru
80.240.101.8	PTR	rb100ah2-kiev.moscow.itn.ru
80.240.101.9	PTR	leningradsky-gw.dzvr.moscow.itn.ru
80.240.101.11	PTR	rizhsky-gw.dzvr.moscow.itn.ru
80.240.101.12	PTR	kursky-gw.dzvr.moscow.itn.ru
80.240.101.15	A+PTR	ccr1036-12g-nivc.moscow.itn.ru