Robtex

Up: 91.213.50.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 91.213.51.0/25
Down right: 91.213.51.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.213.51.2	A+PTR	news.rapida.ru
91.213.51.4	PTR	dev.rapida.ru
91.213.51.4	A	www.brzozow.admin.dev.rapida.ru
91.213.51.4	A	www.lasvegas.www-test.tqtelethon.dev.rapida.ru
91.213.51.6	A+PTR	postpay.ru
91.213.51.6	A	www.postpay.ru
91.213.51.11	A+PTR	service.rapida.ru
91.213.51.13	A+PTR	wallet.rapida.ru
91.213.51.13	A	rapidaon-line.ru
91.213.51.13	A	rapida-online.ru
91.213.51.14	A+PTR	smtp.rapida.ru
91.213.51.14	A	is.rapida.ru
91.213.51.15	A+PTR	lk.rapida.ru
91.213.51.16	A	soft.rapida.ru
91.213.51.18	A+PTR	terminal.rapida.ru
91.213.51.19	A+PTR	agents.rapida.ru
91.213.51.20	A+PTR	webm.rapida.ru
91.213.51.21	A+PTR	oper.rapida.ru
91.213.51.22	A+PTR	pay.rapida.ru
91.213.51.23	A+PTR	autopay-test.rapida.ru
91.213.51.24	PTR	rapida.ru
91.213.51.24	PTR	www.rapida.ru
91.213.51.24	A	new.rapida.ru
91.213.51.25	A+PTR	ns4.rapida.ru
91.213.51.27	A+PTR	trans.rapida.ru
91.213.51.28	A	reg.rapida.ru
91.213.51.29	A	reg.hyperkassa.ru
91.213.51.31	A	ns1.contact-sys.com
91.213.51.66	A+PTR	epay.rapida.ru
91.213.51.66	A+PTR	epaygost.rapida.ru
91.213.51.68	A	cab.rapida.ru
91.213.51.69	A+PTR	support.rapida.ru
91.213.51.103	A	new.rapida.ru
91.213.51.103	A	pskov.rapida.ru
91.213.51.103	A	www.rapida.ru
91.213.51.104	A+PTR	webmail.rapida.ru
91.213.51.132	A	www.contact-sys.com
91.213.51.132	A	contact-sys.com
91.213.51.162	A	openbank-credit.rapida.ru
91.213.51.163	A+PTR	pcard.rapida.ru
91.213.51.165	A+PTR	api.rapida.ru
91.213.51.165	A	xn--80aqajodddb0ael.xn--p1ai
91.213.51.165	A	xn-----6kc6acnueeec4agn.xn--p1ai
91.213.51.166	A+PTR	tepay.rapida.ru
91.213.51.167	PTR	europlat.rapida.ru
91.213.51.168	PTR	svn.rapida.ru
91.213.51.169	PTR	id.rapida.ru
91.213.51.171	A	rosgosplat.ru
91.213.51.178	A+PTR	epay.rapida.ru
91.213.51.178	A+PTR	epaygost.rapida.ru
91.213.51.220	A+PTR	vpn.rapida.ru