Robtex

Up: 91.229.64.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 91.229.68.0/23
Down right: 91.229.70.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.229.68.1	A	rev-a-68-1.uti.pl
91.229.68.10	A+PTR	rev-a-68-10.uti.pl
91.229.68.10	A	ns1.uti.pl
91.229.68.15	A+PTR	rev-a-68-15.uti.pl
91.229.68.20	A+PTR	rev-a-68-20.uti.pl
91.229.68.20	A	cp.uti.pl
91.229.68.21	A	store.uti.pl
91.229.68.23	PTR	rev-a-68-23.uti.pl
91.229.68.23	A	store1.uti.pl
91.229.68.24	A	admin.uti.pl
91.229.68.25	PTR	rev-a-68-25.uti.pl
91.229.68.25	A	www.weboferto.pl
91.229.68.25	A	ns1.vps-promoting.uti.pl
91.229.68.26	PTR	rev-a-68-26.uti.pl
91.229.68.29	A	ns.wirtbox.eu
91.229.68.34	A+PTR	rev-a-68-34.uti.pl
91.229.68.36	A+PTR	rev-a-68-36.uti.pl
91.229.68.36	A	mail.rwakulszowa.net.pl
91.229.68.36	A	mail.bertson.com.pl
91.229.68.37	PTR	rev-a-68-37.uti.pl
91.229.68.45	PTR	rev-a-68-45.uti.pl
91.229.68.64	A+PTR	rev-a-68-64.uti.pl
91.229.68.75	A+PTR	rev-a-68-75.uti.pl
91.229.68.75	A	webadmin.com.pl
91.229.69.10	A+PTR	rev-a-69-10.uti.pl
91.229.69.10	A	ns2.uti.pl
91.229.69.15	A+PTR	rev-a-69-15.uti.pl
91.229.69.95	A+PTR	rev-a-69-95.uti.pl
91.229.69.215	A+PTR	rev-a-69-215.uti.pl
91.229.70.10	A+PTR	rev-a-70-10.uti.pl
91.229.70.10	A	ns3.uti.pl
91.229.70.162	A	rev-a-70-162.uti.pl
91.229.71.33	PTR	rev-a-71-33.uti.pl
91.229.71.57	PTR	rev-a-71-57.uti.pl
91.229.71.101	PTR	rev-a-71-101.uti.pl
91.229.71.101	PTR	panjannowak.wuti.pl
91.229.71.255	A+PTR	rev-a-71-255.uti.pl