Robtex

Up: 77.91.130.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 77.91.130.0/25
Down right: 77.91.130.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.91.130.0	PTR	77-91.130-0.client.telesystems.ua
77.91.130.9	PTR	mail.faaf.org.ua
77.91.130.14	PTR	mail.edsson.com
77.91.130.14	A	mail2.edsson.com
77.91.130.36	PTR	77-91-130-36.client.telesystems.ua
77.91.130.37	PTR	mail.nasa.com.ua
77.91.130.37	A	nasa.com.ua
77.91.130.38	PTR	77-91-130-38.client.telesystems.ua
77.91.130.42	PTR	77-91-130-42.client.telesystems.ua
77.91.130.42	A	mail.soft-outsource.com
77.91.130.42	A	mail1.rip-tiger.com
77.91.130.44	PTR	77-91-130-44.client.telesystems.ua
77.91.130.44	A	server.posm.kiev.ua
77.91.130.49	A+PTR	mail2.francem.com.ua
77.91.130.49	A	francem.com.ua
77.91.130.74	PTR	77-91-130-74.client.telesystems.ua
77.91.130.76	PTR	77-91-130-76.client.telesystems.ua
77.91.130.78	PTR	77-91-130-78.client.telesystems.ua
77.91.130.89	PTR	77-91-130-89.client.telesystems.ua
77.91.130.95	A	geli.com.ua
77.91.130.99	PTR	77-91-130-99.client.telesystems.ua
77.91.130.99	A	utrade.mik.ua
77.91.130.136	PTR	77-91-130-136.client.telesystems.ua
77.91.130.142	A	mail.sergol.com
77.91.130.160	PTR	77-91-130-160.client.telesystems.ua
77.91.130.160	A	rtbbaltic.com
77.91.130.160	A	www.weblog.com.ua
77.91.130.191	PTR	77-91-130-191.client.telesystems.ua
77.91.130.212	A	server.ggcapital.com
77.91.130.215	PTR	77-91-130-215.client.telesystems.ua
77.91.130.237	PTR	77-91-130-237.client.telesystems.ua
77.91.130.238	PTR	77-91-130-238.client.telesystems.ua
77.91.130.238	A	mx2.honey.net.ua
77.91.130.238	A	mx2.honey.com.ua
77.91.130.242	PTR	77-91-130-242.client.telesystems.ua
77.91.130.250	PTR	77-91-130-250.client.telesystems.ua
77.91.130.250	A	mx.transline-tl.com
77.91.130.250	A	legion-logistic.com.ua