Robtex

Up: 31.28.96.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 31.28.96.0/21
Down right: 31.28.104.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
31.28.96.11	A	pervouralsk-school3.ru
31.28.96.17	PTR	persk-vpn-96-17.interra.ru
31.28.98.2	PTR	persk-vpn-98-2.interra.ru
31.28.98.97	A	mail.server66.tk
31.28.98.97	A	mail.moneyref.tk
31.28.98.97	A	mail.siteanalytic.tk
31.28.98.225	PTR	persk-vpn-98-225.interra.ru
31.28.99.37	A	www.technoizol.ru
31.28.99.37	A	technoizol.ru
31.28.99.37	A	mail.technoizol.ru
31.28.99.198	A	www.cd-world.ru
31.28.99.198	A	cd-world.ru
31.28.99.198	A	host.cd-world.ru
31.28.100.109	A	server1.stb-ps.ru
31.28.103.2	PTR	persk-vpn-103-2.interra.ru
31.28.103.114	PTR	persk-vpn-103-114.interra.ru
31.28.103.114	A	zambiland.ddns.net
31.28.103.177	PTR	persk-vpn-103-177.interra.ru
31.28.105.19	PTR	persk-vpn-105-19.interra.ru
31.28.105.86	A	pervbank.ru
31.28.105.113	PTR	persk-vpn-105-113.interra.ru
31.28.105.210	PTR	persk-vpn-105-210.interra.ru
31.28.105.240	PTR	persk-vpn-105-240.interra.ru
31.28.106.81	PTR	81.106.28.31.interra.ru
31.28.106.81	A	mail.psg66.ru
31.28.106.120	PTR	120.106.28.31.interra.ru
31.28.106.120	A	sputnik-trans.ru
31.28.107.39	A	ekb.rusimport.ru
31.28.107.97	PTR	97.107.28.31.interra.ru
31.28.107.99	A	mail.medteh-ptp.ru
31.28.107.112	A	weles-ekb.ru
31.28.107.112	A	mail.weles-ekb.ru
31.28.107.121	A	relay.tnh-e.ru
31.28.107.138	A	mail.logicon-group.ru
31.28.108.99	PTR	99.108.28.31.interra.ru
31.28.108.209	PTR	209.108.28.31.interra.ru
31.28.108.227	PTR	persk-vpn-108-227.interra.ru
31.28.110.35	PTR	35.110.28.31.interra.ru
31.28.110.162	PTR	162.110.28.31.interra.ru
31.28.111.227	PTR	persk-vpn-111-227.interra.ru