Robtex

Up: 89.184.80.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 89.184.81.0/25
Down right: 89.184.81.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.184.81.0	PTR	89.184.81.0.mirohost.net
89.184.81.6	A+PTR	blogs.corp.flirchi.com
89.184.81.6	A	cpa-wall.com
89.184.81.6	A	clientoo.com
89.184.81.8	PTR	flirchi.ru
89.184.81.9	PTR	flirchi.com
89.184.81.14	PTR	89.184.81.14.mirohost.net
89.184.81.14	A	mail4.flirchi.com
89.184.81.16	A+PTR	mail1.flirchi.com
89.184.81.30	PTR	89.184.81.30.mirohost.net
89.184.81.30	A	un.flirchi.ru
89.184.81.31	PTR	89.184.81.31.mirohost.net
89.184.81.32	PTR	89.184.81.32.mirohost.net
89.184.81.34	A+PTR	hit.ua
89.184.81.34	A	www.hit.ua
89.184.81.34	A	top.vodila.net
89.184.81.35	A+PTR	c.hit.ua
89.184.81.36	PTR	hit.ua
89.184.81.63	PTR	89.184.81.63.mirohost.net
89.184.81.64	PTR	second.promodo.ua
89.184.81.66	PTR	second.promodo.ua
89.184.81.67	PTR	second.promodo.ua
89.184.81.70	PTR	second.promodo.ua
89.184.81.72	PTR	second.promodo.ua
89.184.81.73	PTR	second.promodo.ua
89.184.81.74	PTR	second.promodo.ua
89.184.81.75	PTR	second.promodo.ua
89.184.81.76	PTR	second.promodo.ua
89.184.81.77	PTR	second.promodo.ua
89.184.81.79	PTR	second.promodo.ua
89.184.81.80	PTR	second.promodo.ua
89.184.81.82	PTR	second.promodo.ua
89.184.81.84	PTR	second.promodo.ua
89.184.81.85	PTR	second.promodo.ua
89.184.81.89	PTR	second.promodo.ua
89.184.81.91	PTR	second.promodo.ua
89.184.81.92	PTR	second.promodo.ua
89.184.81.93	PTR	second.promodo.ua
89.184.81.96	PTR	second.promodo.ua
89.184.81.97	PTR	second.promodo.ua
89.184.81.103	PTR	second.promodo.ua
89.184.81.127	PTR	second.promodo.ua
89.184.81.128	PTR	89.184.81.128.mirohost.net
89.184.81.130	PTR	rz-f1.rozetka.ua
89.184.81.130	A	*.rozetka.com.ua
89.184.81.130	A	rz27.rozetka.ua
89.184.81.131	A+PTR	rz-f2.rozetka.ua
89.184.81.131	A	ns1.rozetka.com.ua
89.184.81.132	A	admin.rozetka.com.ua
89.184.81.135	A+PTR	rz-st1.rozetka.ua
89.184.81.135	A	i1.rozetka.ua
89.184.81.135	A	i1.rozetka.com.ua
89.184.81.136	PTR	rz-st2.rozetka.ua
89.184.81.136	A	i.rozetka.ua
89.184.81.136	A	i.rozetka.com.ua
89.184.81.157	PTR	89.184.81.157.mirohost.net
89.184.81.157	A	rz27.rozetka.ua
89.184.81.157	A	rz-st1.rozetka.ua
89.184.81.159	PTR	rz19.rozetka.ua
89.184.81.159	A	im.rozetka.com.ua
89.184.81.159	A	i.m.rozetka.com.ua
89.184.81.164	PTR	89.184.81.164.mirohost.net
89.184.81.165	A+PTR	rz22.rozetka.ua
89.184.81.165	A	rg.rozetka.com.ua
89.184.81.169	PTR	89.184.81.169.mirohost.net
89.184.81.170	A+PTR	rz25.rozetka.ua
89.184.81.174	PTR	rz29.rozetka.ua
89.184.81.174	A	im.rozetka.com.ua
89.184.81.174	A	i.m.rozetka.com.ua
89.184.81.182	PTR	89.184.81.182.mirohost.net
89.184.81.185	A	relay2.rozetka.com.ua
89.184.81.191	PTR	89.184.81.191.mirohost.net
89.184.81.192	PTR	89.184.81.192.mirohost.net
89.184.81.199	PTR	89.184.81.199.mirohost.net
89.184.81.211	A	csp.rozetka.com.ua
89.184.81.211	A	hunter.rozetka.com.ua
89.184.81.212	PTR	89.184.81.212.mirohost.net
89.184.81.212	A	retail.rozetka.com.ua
89.184.81.213	PTR	89.184.81.213.mirohost.net
89.184.81.213	A	rz1.rozetka.com.ua
89.184.81.213	A	new.rozetka.com.ua
89.184.81.255	PTR	89.184.81.255.mirohost.net