Robtex

Up: 77.87.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 77.87.32.0/21
Down right: 77.87.40.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.87.33.29	A	mechtateli.com
77.87.33.31	A+PTR	host-77-87-33-31.la.net.ua
77.87.36.6	PTR	host-77-87-36-6.la.net.ua
77.87.36.21	A	mail.novetti.it
77.87.36.44	A	adam-u1.la.net.ua
77.87.36.135	A	overchenko.la.net.ua
77.87.36.152	A	ns.komdiv.kiev.ua
77.87.37.188	A	step-1.la.net.ua
77.87.38.18	PTR	host-77-87-38-18.la.net.ua
77.87.38.52	PTR	vovic.la.net.ua
77.87.40.0	PTR	subnet-s.7upnet.kiev.ua
77.87.40.2	PTR	nord-s.7upnet.kiev.ua
77.87.40.2	A	nord.7upnet.kiev.ua
77.87.40.2	A	www.7upnet.kiev.ua
77.87.40.3	PTR	sun.7upnet.kiev.ua
77.87.40.3	A	ns2.7upnet.kiev.ua
77.87.40.18	PTR	rfonline-c.7upnet.kiev.ua
77.87.40.20	A	09ua.com
77.87.40.21	A	iranembassy.com.ua
77.87.40.21	A	paperhouse.com.ua
77.87.40.21	A	subbota.com.ua
77.87.40.48	PTR	unknown-40.7upnet.kiev.ua
77.87.40.49	PTR	unknown-40.7upnet.kiev.ua
77.87.40.50	PTR	unknown-40.7upnet.kiev.ua
77.87.40.51	PTR	unknown-40.7upnet.kiev.ua
77.87.40.66	PTR	mir3.iboard.net.ua
77.87.40.67	PTR	mir3web.iboard.net.ua
77.87.40.67	A	mail.atlantida.net.ua
77.87.40.67	A	qwave.com.ua
77.87.40.80	PTR	ns2.greenhost.com.ua
77.87.40.81	PTR	unknown-40.7upnet.kiev.ua
77.87.40.82	PTR	unknown-40.7upnet.kiev.ua
77.87.40.83	PTR	unknown-40.7upnet.kiev.ua
77.87.40.94	A	intimka.com.ua
77.87.40.94	A	mustang.miloni.ua
77.87.40.94	A	xcar.com.ua
77.87.40.95	A	miloni.ua
77.87.40.96	PTR	customers.online-ua.org
77.87.40.97	PTR	unknown-40.7upnet.kiev.ua
77.87.40.99	PTR	unknown-40.7upnet.kiev.ua
77.87.40.103	A	mail.faktura.ua
77.87.40.105	A	zima.email
77.87.40.112	PTR	customers.online-ua.org
77.87.40.112	A	mail.balvanka.com.ua
77.87.40.112	A	optik.kiev.ua
77.87.40.131	PTR	mini-128.7upnet.kiev.ua
77.87.40.131	A	znet-office.znet.kiev.ua
77.87.40.132	A	znet-office.znet.kiev.ua
77.87.40.144	PTR	unknown-40.7upnet.kiev.ua
77.87.40.145	PTR	unknown-40.7upnet.kiev.ua
77.87.40.146	PTR	unknown-40.7upnet.kiev.ua
77.87.40.147	PTR	unknown-40.7upnet.kiev.ua
77.87.40.160	PTR	unknown-40.7upnet.kiev.ua
77.87.40.161	PTR	unknown-40.7upnet.kiev.ua
77.87.40.162	PTR	unknown-40.7upnet.kiev.ua
77.87.40.163	PTR	unknown-40.7upnet.kiev.ua
77.87.40.176	PTR	unknown-40.7upnet.kiev.ua
77.87.40.177	PTR	unknown-40.7upnet.kiev.ua
77.87.40.178	PTR	unknown-40.7upnet.kiev.ua
77.87.40.179	PTR	unknown-40.7upnet.kiev.ua
77.87.40.188	A	c.dervoilrtd.org
77.87.40.188	A	ns3.userdns.org
77.87.40.192	PTR	unknown-40.7upnet.kiev.ua
77.87.40.193	PTR	unknown-40.7upnet.kiev.ua
77.87.40.194	PTR	unknown-40.7upnet.kiev.ua
77.87.40.195	PTR	unknown-40.7upnet.kiev.ua
77.87.40.208	PTR	unknown-40.7upnet.kiev.ua
77.87.40.209	PTR	unknown-40.7upnet.kiev.ua
77.87.40.210	PTR	unknown-40.7upnet.kiev.ua
77.87.40.210	A	office.7upnet.kiev.ua
77.87.40.211	PTR	unknown-40.7upnet.kiev.ua
77.87.40.224	PTR	unknown-40.7upnet.kiev.ua
77.87.40.225	PTR	unknown-40.7upnet.kiev.ua
77.87.40.226	PTR	unknown-40.7upnet.kiev.ua
77.87.40.227	PTR	unknown-40.7upnet.kiev.ua
77.87.40.240	PTR	unknown-40.7upnet.kiev.ua
77.87.40.241	PTR	unknown-40.7upnet.kiev.ua
77.87.40.242	PTR	unknown-40.7upnet.kiev.ua
77.87.40.243	PTR	unknown-40.7upnet.kiev.ua
77.87.41.1	PTR	central-41.7upnet.kiev.ua
77.87.41.2	PTR	sun-41.7upnet.kiev.ua
77.87.41.2	A	sun-in.7upnet.kiev.ua
77.87.41.2	A	mail.atb-international.de
77.87.41.12	A	vertigo.7upnet.kiev.ua
77.87.41.17	PTR	unknown-41.7upnet.kiev.ua
77.87.43.66	PTR	39109.7upnet.kiev.ua
77.87.43.232	A	fordot.com.ua
77.87.43.232	A	base.fordot.com.ua
77.87.44.107	A	fort-post.info
77.87.44.107	A	uars.info
77.87.46.64	A+PTR	mail.texha.ua
77.87.47.3	A+PTR	sybim.com
77.87.47.3	A	enreign.com
77.87.47.20	A	rsys.com.ua
77.87.47.21	A	kdavt.kiev.ua
77.87.47.22	A	aqua-etalon.com.ua
77.87.47.22	A	mail.aqua-etalon.com.ua
77.87.47.40	A	yadays.com
77.87.47.40	A	cleaning.kh.ua
77.87.47.40	A	*.postformula.com
77.87.47.49	PTR	unknown-47.7upnet.kiev.ua
77.87.47.49	A	spacom.ru
77.87.47.49	A	*.spacom.ru
77.87.47.89	A	e-buy.com.ua
77.87.47.90	A	greip-agi.com
77.87.47.93	A	risk-management.kiev.ua
77.87.47.95	A	wash.novafilm.tv
77.87.47.97	PTR	unknown-47.7upnet.kiev.ua
77.87.47.97	A	vladsm.ru
77.87.47.97	A	novamedia.ru
77.87.47.98	PTR	unknown-47.7upnet.kiev.ua