Robtex

Up: 217.79.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 217.79.48.0/23
Down right: 217.79.50.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.79.48.1	A+PTR	ssr2icm.krasn.ru
217.79.48.2	A+PTR	proxy.krasn.ru
217.79.48.5	A+PTR	inet.krasn.ru
217.79.48.5	A	post.krasn.ru
217.79.48.6	PTR	ksc.krasn.ru
217.79.48.11	A	dragon.krasn.ru
217.79.48.12	A+PTR	free8.krasn.ru
217.79.48.13	A+PTR	lia.krasn.ru
217.79.48.14	A+PTR	tower.krasn.ru
217.79.48.17	A+PTR	info.krasn.ru
217.79.48.17	A	mail.torins.ru
217.79.48.17	A	xn--80aqmakp.xn--p1ai
217.79.48.31	PTR	forest-server.krasn.ru
217.79.48.32	A+PTR	library.krasn.ru
217.79.48.32	A	library.icm.krasn.ru
217.79.48.33	A+PTR	elena.krasn.ru
217.79.48.34	A	iphlib.krasn.ru
217.79.48.35	PTR	st3-forest.krasn.ru
217.79.48.39	A	cnb-server.krasn.ru
217.79.48.39	A	cnb.krasn.ru
217.79.48.41	A+PTR	kirensky.krasn.ru
217.79.48.41	A	kirensky.ru
217.79.48.41	A	klsh.ru
217.79.48.42	PTR	shusy.krasn.ru
217.79.48.43	PTR	tnp.krasn.ru
217.79.48.44	A	theorphys.krasn.ru
217.79.48.46	PTR	www.icct.ru
217.79.48.47	A+PTR	academ.krasn.ru
217.79.48.50	PTR	nat-il.krasn.ru
217.79.48.50	A	forest.krasn.ru
217.79.48.51	A+PTR	nat-icm.krasn.ru
217.79.48.52	PTR	nat-el.krasn.ru
217.79.48.53	A+PTR	nat-ifg.krasn.ru
217.79.48.54	A+PTR	nat-ift.krasn.ru
217.79.48.56	A+PTR	nat-ibp.krasn.ru
217.79.48.60	A	libr.krasn.ru
217.79.48.130	A	dragon-dir.krasn.ru
217.79.48.142	A+PTR	icct.ru
217.79.48.142	A	www.icct.ru
217.79.48.142	A	main-gate.icct.ru
217.79.48.143	A	gis.krasn.ru
217.79.48.225	A+PTR	lux.ibp.ru
217.79.48.225	A	biopolymer.pro
217.79.49.1	A	cisco.krasn.ru
217.79.49.3	A	www.krasn.ru
217.79.49.4	A+PTR	web.krasn.ru
217.79.49.4	A	kononov.us
217.79.49.4	A	dmitrykononoff.com
217.79.49.5	PTR	icm.krasn.ru
217.79.49.5	A	kononov.us
217.79.49.5	A	dmitrykononoff.com
217.79.49.9	PTR	ssr-icm.krasn.ru
217.79.50.5	A+PTR	host50-005.krasn.ru
217.79.51.5	PTR	icm.krasn.ru