Robtex

Up: 31.28.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 31.28.12.0/23
Down right: 31.28.14.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
31.28.12.5	PTR	31-28-12-5.dyn-pool.spb.citytelecom.ru
31.28.12.5	A	relay.terra-mobile.ru
31.28.12.5	A	ns.chernomyrdin.ru
31.28.12.21	PTR	31-28-12-21.dyn-pool.spb.citytelecom.ru
31.28.12.22	PTR	31-28-12-22.dyn-pool.spb.citytelecom.ru
31.28.12.22	A	dremov.com
31.28.12.26	PTR	31-28-12-26.dyn-pool.spb.citytelecom.ru
31.28.12.26	A	frozenfido.ru
31.28.12.26	A	setup-computer.ru
31.28.12.102	PTR	31-28-12-102.dyn-pool.spb.citytelecom.ru
31.28.12.111	A	orange-exchange.ru
31.28.12.117	PTR	31-28-12-117.dyn-pool.spb.citytelecom.ru
31.28.12.124	A	4film.pro
31.28.12.243	PTR	31-28-12-243.dyn-pool.spb.citytelecom.ru
31.28.13.142	PTR	31-28-13-142.dyn-pool.spb.citytelecom.ru
31.28.13.253	PTR	31-28-13-253.dyn-pool.spb.citytelecom.ru
31.28.14.46	PTR	31-28-14-46.dyn-pool.spb.citytelecom.ru
31.28.14.60	PTR	31-28-14-60.dyn-pool.spb.citytelecom.ru
31.28.14.60	A	rimus.su
31.28.14.77	A	nybyen.synology.me
31.28.14.101	A	sciorg.synology.me
31.28.14.101	A	www.sciorg.synology.me
31.28.14.104	PTR	31-28-14-104.dyn-pool.spb.citytelecom.ru
31.28.14.122	PTR	31-28-14-122.dyn-pool.spb.citytelecom.ru
31.28.14.130	PTR	31-28-14-130.dyn-pool.spb.citytelecom.ru
31.28.14.131	PTR	31-28-14-131.dyn-pool.spb.citytelecom.ru
31.28.14.132	PTR	31-28-14-132.dyn-pool.spb.citytelecom.ru
31.28.14.174	PTR	31-28-14-174.dyn-pool.spb.citytelecom.ru
31.28.14.181	PTR	31-28-14-181.dyn-pool.spb.citytelecom.ru
31.28.15.44	PTR	31-28-15-44.dyn-pool.spb.citytelecom.ru
31.28.15.97	PTR	31-28-15-97.dyn-pool.spb.citytelecom.ru
31.28.15.133	PTR	31-28-15-133.dyn-pool.spb.citytelecom.ru
31.28.15.255	PTR	31-28-15-255.dyn-pool.spb.citytelecom.ru