Robtex

Up: 91.226.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 91.226.72.0/23
Down right: 91.226.74.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.226.73.1	A+PTR	vtomske-gw.vtomske.ru
91.226.73.10	A+PTR	vtracker.org
91.226.73.10	A	www.vtracker.org
91.226.73.11	PTR	vtomske.ru
91.226.73.11	A	www.vtomske.ru
91.226.73.11	A	cdnvt.ru
91.226.73.12	A+PTR	mx2.vtomske.ru
91.226.73.12	A	imap.vtomske.ru
91.226.73.12	A	smtp.vtomske.ru
91.226.73.13	PTR	bt.vtracker.org
91.226.73.13	A	bttracker.org
91.226.73.14	PTR	stat.vtomske.ru
91.226.73.15	PTR	mx5.vtomske.ru
91.226.73.16	A+PTR	dn1.vtomske.ru
91.226.73.16	A	mx6.vtomske.ru
91.226.73.20	A	5hat.ru
91.226.73.202	A	cdntracker.org
91.226.74.1	PTR	91-226-74-1.animasgr.it
91.226.74.3	PTR	91-226-74-3.primasgr.it
91.226.74.4	PTR	91-226-74-4.primasgr.it
91.226.74.5	PTR	91-226-74-5.primasgr.it
91.226.74.6	PTR	91-226-74-6.primasgr.it
91.226.74.7	PTR	91-226-74-7.primasgr.it
91.226.74.13	PTR	91-226-74-13.primasgr.it
91.226.74.14	PTR	91-226-74-14.animasgr.it
91.226.74.15	PTR	91-226-74-15.animasgr.it
91.226.74.16	PTR	91-226-74-16.primasgr.it
91.226.74.17	PTR	91-226-74-17.primasgr.it
91.226.74.18	PTR	91-226-74-18.primasgr.it
91.226.74.19	PTR	91-226-74-19.primasgr.it
91.226.74.20	A+PTR	public1.animasgr.it
91.226.74.22	A	bpmsgr.com
91.226.74.22	A	fondianima.it
91.226.74.26	A	areafondicomuni.animasgr.it
91.226.74.29	A	webmail.animasgr.it
91.226.74.30	A	webmail.animasgr.it
91.226.74.31	A+PTR	public2.animasgr.it
91.226.74.45	PTR	www.animasgr.it
91.226.74.45	A	fondianima.it
91.226.74.45	A	www.fondianima.it
91.226.74.46	PTR	www.animasgr.it
91.226.74.46	A	fondianima.it
91.226.74.46	A	www.fondianima.it
91.226.74.49	PTR	91-226-74-49.animasgr.it
91.226.74.49	A	www.animasgr.it
91.226.74.49	A	animasgr.it
91.226.74.50	PTR	91-226-74-50.animasgr.it
91.226.74.50	A	www.animaholding.it
91.226.74.71	A	bluebay.animasgr.it
91.226.74.71	A	premi.animasgr.it
91.226.74.71	A	sforzescovisconteo.animasgr.it
91.226.74.72	A	bluebay.animasgr.it
91.226.74.72	A	premi.animasgr.it
91.226.74.72	A	sforzescovisconteo.animasgr.it
91.226.75.3	PTR	91-226-74-3.primasgr.it
91.226.75.4	PTR	91-226-74-4.primasgr.it
91.226.75.6	PTR	91-226-74-6.primasgr.it
91.226.75.7	PTR	91-226-74-7.primasgr.it
91.226.75.8	PTR	91-226-74-8.primasgr.it
91.226.75.9	PTR	91-226-74-9.primasgr.it
91.226.75.13	PTR	91-226-74-13.primasgr.it