Robtex

Up: 91.222.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 91.222.0.0/23
Down right: 91.222.2.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.222.0.0	PTR	service-ring-0-16.citylan.lg.ua
91.222.0.1	A+PTR	smtp.citylan.lg.ua
91.222.0.1	A	mail.citylan.lg.ua
91.222.0.1	A	ns2.citylan.lg.ua
91.222.0.2	PTR	citylan.lg.ua
91.222.0.3	PTR	www.citylan.lg.ua
91.222.0.8	PTR	int-gw1.citylan.lg.ua
91.222.0.9	A+PTR	gw1.citylan.lg.ua
91.222.0.10	A+PTR	vpn.citylan.lg.ua
91.222.0.33	A	office-gw.citylan.lg.ua
91.222.0.65	A	uaix.citylan.lg.ua
91.222.0.66	A	uaix-trunk.citylan.lg.ua
91.222.0.113	A	tech-gw.citylan.lg.ua
91.222.1.16	PTR	vlan15-16-16.citylan.lg.ua
91.222.1.32	PTR	vlan2-32-32.citylan.lg.ua
91.222.1.96	PTR	vlan4-96-32.citylan.lg.ua
91.222.1.97	PTR	gw0.citylan.lg.ua
91.222.1.198	PTR	secom.in.ua
91.222.1.198	A	secom.lg.ua
91.222.1.198	A	mail.secom.lg.ua
91.222.1.216	A	platineevenement.com