Robtex

Up: 77.121.96.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 77.121.96.0/22
Down right: 77.121.100.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.121.96.0	PTR	0.96.121.77.pool.smart.vn.ua
77.121.96.1	PTR	pterois.smart.vn.ua
77.121.96.4	A+PTR	barracuda.smart.vn.ua
77.121.96.4	A	ns1.smart.vn.ua
77.121.96.4	A	mail.theplco.com
77.121.96.5	A	goldfish.smart.vn.ua
77.121.96.8	A+PTR	pyke.smart.vn.ua
77.121.96.8	A	*.inbox.vn.ua
77.121.96.8	A	akubens.smart.vn.ua
77.121.96.9	PTR	pyatnica.smart.vn.ua
77.121.96.9	A	relay1.smart.vn.ua
77.121.96.16	A+PTR	seahorse.smart.vn.ua
77.121.96.18	A+PTR	squid.smart.vn.ua
77.121.96.19	PTR	eva.smart.vn.ua
77.121.96.19	A	*.inbox.vn.ua
77.121.96.19	A	mail.inbox.vn.ua
77.121.96.29	A+PTR	asa-vinnitsa.smart.vn.ua
77.121.96.30	A+PTR	octopus.smart.vn.ua
77.121.96.34	A+PTR	gi1.salmon.smart.vn.ua
77.121.96.138	A	swarming-guller.volia.net
77.121.96.138	A	sub-vn-0-4.volia.net
77.121.96.157	A+PTR	te-1-0-0-123.pterois.smart.vn.ua
77.121.96.177	A+PTR	te-1-0-0-121.pterois.smart.vn.ua
77.121.96.190	A	sub-vn-1-2.volia.net
77.121.96.225	A+PTR	gi3.trout.smart.vn.ua
77.121.96.226	A+PTR	mavricinv.smart.vn.ua
77.121.96.242	A	falcon.smart.vn.ua
77.121.96.243	A	client-pc200611.smart.vn.ua
77.121.96.244	A+PTR	client-rost.smart.vn.ua
77.121.96.245	A	client-malik.smart.vn.ua
77.121.96.248	A+PTR	client-rogulin.smart.vn.ua
77.121.96.249	A	kondratuka.smart.vn.ua
77.121.97.0	A+PTR	0.97.121.77.pool.smart.vn.ua
77.121.97.37	A	endernet.nsupdate.info
77.121.97.140	A	xn--80aim3aj2a7dvc.com
77.121.97.162	PTR	svet.vn.ua
77.121.97.164	A	ns.informationanalyticsinstitute.com
77.121.97.164	A	hospitalcoremeasures.com
77.121.97.164	A	ns4.tarkovsky.info
77.121.97.190	A	podiumness-repute.volia.net
77.121.97.204	A	kornporation.com
77.121.98.0	A+PTR	0.98.121.77.pool.smart.vn.ua
77.121.98.103	A	resigned-screener.volia.net
77.121.98.130	A+PTR	130.98.121.77.pool.smart.vn.ua
77.121.98.189	A	notorious-defeat.volia.net
77.121.98.227	A	prazdnik.tk
77.121.98.227	A	semena.tk
77.121.99.0	A+PTR	0.99.121.77.pool.smart.vn.ua
77.121.99.93	A	93.99.121.77.pool.smart.vn.ua
77.121.99.215	A	215.99.121.77.pool.smart.vn.ua
77.121.100.0	A+PTR	0.100.121.77.pool.smart.vn.ua
77.121.100.14	A	14.100.121.77.pool.smart.vn.ua
77.121.100.62	A	statemently.difference.volia.net
77.121.100.117	A	117.100.121.77.pool.smart.vn.ua
77.121.100.133	A	133.100.121.77.pool.smart.vn.ua
77.121.100.230	A	230.100.121.77.pool.smart.vn.ua
77.121.101.0	A+PTR	0.101.121.77.pool.smart.vn.ua
77.121.101.16	A	16.101.121.77.pool.smart.vn.ua
77.121.101.43	A+PTR	43.101.121.77.pool.smart.vn.ua
77.121.101.126	A	ns3.chauyoung.at
77.121.101.126	A	ns4.chauyoung.at
77.121.101.126	A	ns1.chauyoung.at
77.121.101.191	A	191.101.121.77.pool.smart.vn.ua
77.121.101.241	A	playgroundly.defensive.volia.net
77.121.101.246	A	246.101.121.77.pool.smart.vn.ua
77.121.102.0	A+PTR	0.102.121.77.pool.smart.vn.ua
77.121.102.174	A	topless-academy.volia.net
77.121.103.0	A+PTR	0.103.121.77.pool.smart.vn.ua
77.121.103.199	A	199.103.121.77.pool.smart.vn.ua