Robtex

Up: 81.89.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 81.89.16.0/21
Down right: 81.89.24.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.89.16.0	PTR	net-81-89-16.net.teletrans.ro
81.89.16.11	PTR	eb-rbb3-ge0-1.net.teletrans.ro
81.89.16.14	PTR	eb-rbb1-ge0-1.net.teletrans.ro
81.89.16.15	PTR	eb-rbb2-ge0-1.net.teletrans.ro
81.89.16.83	PTR	81-89-16-83.reserved.net.teletrans.ro
81.89.17.1	PTR	eb-sr12.net.teletrans.ro
81.89.17.224	PTR	81-89-17-224.reserved.net.teletrans.ro
81.89.17.227	A+PTR	81-89-17-227.reserved.net.teletrans.ro
81.89.17.227	A	bacau.teletrans.ro
81.89.17.227	A	constanta.teletrans.ro
81.89.17.242	A+PTR	antispam3.teletrans.ro
81.89.17.246	A	mx1.teletrans.ro
81.89.17.250	A	ns1.teletrans.ro
81.89.18.14	A	mail1.markets.transelectrica.ro
81.89.18.34	A+PTR	webhosting5.teletrans.ro
81.89.18.166	A	markets.transelectrica.ro
81.89.18.166	A	www.markets.transelectrica.ro
81.89.18.170	A	markets-test.transelectrica.ro
81.89.19.0	PTR	net-81-89-19.minind.ro
81.89.19.10	A	mail.mincom.ro
81.89.19.10	A	ns.mimmctpl.ro
81.89.19.10	A	ns.mincom.ro
81.89.19.25	A	gama.minind.ro
81.89.19.25	A	www.mimmctpl.ro
81.89.19.25	A	gama.mincom.ro
81.89.19.34	A	mail.imi.ro
81.89.19.71	A	mail.minind.ro
81.89.19.130	A	www.teletrans.ro
81.89.19.140	A	net.teletrans.ro
81.89.20.0	PTR	net-81-89-20.net.teletrans.ro
81.89.20.14	A	mail2.markets.transelectrica.ro
81.89.21.3	PTR	antispam.teletrans.ro
81.89.21.6	A	app.teletrans.ro
81.89.21.9	A	app.teletrans.ro
81.89.22.0	PTR	net-81-89-22.net.teletrans.ro
81.89.22.255	PTR	bcast-81-89-22.net.teletrans.ro
81.89.23.0	PTR	net-81-89-23.net.teletrans.ro
81.89.23.82	PTR	nat-users-082.bucuresti.teletrans.ro
81.89.23.115	PTR	nat-users-115.bucuresti.teletrans.ro
81.89.24.0	PTR	net-81-89-24.net.teletrans.ro
81.89.24.246	A	ares1.teletrans.ro
81.89.24.250	A	hidroserv.cluj.teletrans.ro
81.89.24.250	A	ns.hidroservcj.ro
81.89.24.250	A	mx.hidroservcj.ro
81.89.25.0	PTR	nat-users-net-27.constanta.teletrans.ro
81.89.25.1	PTR	ct-sr7-di1-p2-1-2-v2502.net.teletrans.ro
81.89.25.48	PTR	81-89-25-48.pppoe.net.teletrans.ro
81.89.25.64	PTR	81-89-25-64.pppoe.net.teletrans.ro
81.89.25.80	PTR	81-89-25-80.pppoe.net.teletrans.ro
81.89.25.97	PTR	81-89-25-97.pppoe.net.teletrans.ro
81.89.26.0	PTR	net-81-89-26.net.teletrans.ro
81.89.26.1	PTR	cv-sr7-p2-1-4-v26.net.teletrans.ro
81.89.26.2	PTR	nat-users-2.craiova.teletrans.ro
81.89.26.2	A	tlt.craiova.teletrans.ro
81.89.26.19	PTR	81-89-26-19-cez.craiova.teletrans.ro
81.89.26.187	A	www.repary.ro
81.89.26.187	A	concentricshield.com
81.89.26.187	A	www.foreheed.com
81.89.26.195	PTR	hosting195.netdania.craiova.teletrans.ro
81.89.26.195	A	mobile-balancer.netdania.com
81.89.26.197	A	www.netdania.ro
81.89.26.197	A	mx03.netdania.com
81.89.26.197	A	*.netdania.com
81.89.26.201	A	balancer11.netdania.com
81.89.26.210	A	balancer11.netdania.com
81.89.26.210	A	hosting210.netdania.craiova.teletrans.ro
81.89.26.212	A	balancer2.netdania.com
81.89.26.212	A	balancer3.netdania.com
81.89.26.226	A	ns1.mytysat.ro
81.89.26.226	A	mytysat.ro
81.89.26.226	A	diabinet.ro
81.89.26.254	A	fiberconect.com
81.89.26.254	A	cteam.ro
81.89.26.254	A	www.cteam.ro
81.89.27.0	PTR	nat-users-net-27.pitesti.teletrans.ro
81.89.27.48	PTR	pppoe-user-48.pitesti.teletrans.ro
81.89.27.147	PTR	pppoe-user-147.pitesti.teletrans.ro
81.89.27.226	A	speedtest.pitesti.teletrans.ro
81.89.27.227	PTR	ap2.pitesti.teletrans.ro
81.89.27.227	A	bacau.teletrans.ro
81.89.27.227	A	constanta.teletrans.ro
81.89.27.242	A+PTR	antispam2.teletrans.ro
81.89.27.246	A	mx2.teletrans.ro
81.89.27.250	A	ns2.teletrans.ro
81.89.28.0	PTR	net-81-89-28.net.teletrans.ro
81.89.28.2	PTR	tlt-centru.sibiu.teletrans.ro
81.89.28.226	PTR	81-89-28-226.comaniciu.net.teletrans.ro
81.89.29.0	PTR	net-81-89-29.net.teletrans.ro
81.89.29.5	A	srv.termoservdeva.ro
81.89.29.17	PTR	nat-users-017.timisoara.teletrans.ro
81.89.29.18	PTR	nat-users-018.timisoara.teletrans.ro
81.89.29.226	A	tm.teletrans.ro
81.89.29.226	A	timisoara.teletrans.ro
81.89.29.230	A	ripe-atlas.timisoara.teletrans.ro
81.89.30.0	PTR	net-81-89-30.net.teletrans.ro
81.89.30.91	PTR	81-89-30-91.reserverd.net.teletrans.ro
81.89.31.0	PTR	net-81-89-31.net.teletrans.ro
81.89.31.52	PTR	81-89-31-52.reserverd.net.teletrans.ro