Robtex

Up: 193.238.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 193.238.56.0/23
Down right: 193.238.58.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.238.56.1	A+PTR	ns1.opticnet.ro
193.238.56.1	A	mx10.opticnet.ro
193.238.56.1	A	sebi.opticnet.ro
193.238.56.2	A	ns2.opticnet.ro
193.238.56.5	PTR	gate.vlan.14-24.ploiesti.opticnet.ro
193.238.56.66	A	ns3.isc-net.ro
193.238.56.66	A	smtp.isc-net.ro
193.238.56.74	PTR	george.impromedia.ro
193.238.56.81	PTR	host03.opticnet.org
193.238.56.81	A	ns5.opticnet.org
193.238.56.81	A	mail.sipex-online.ro
193.238.56.82	A+PTR	mail.sipex.ro
193.238.56.82	A	ns6.opticnet.org
193.238.56.94	PTR	chatcamslive.nl
193.238.56.99	PTR	cs.opticnet.ro
193.238.56.103	PTR	mx2.opticnet.ro
193.238.56.113	A	www.punternet-escorts.co.uk
193.238.56.113	A	punternet-escorts.co.uk
193.238.56.113	A	pentruinghetata.ro
193.238.56.115	PTR	mx1.profipet.ro
193.238.56.189	PTR	host-56-189.opticnet.ro
193.238.56.250	A	sip.opticnet.ro
193.238.57.1	A	htb.opticnet.ro
193.238.57.18	A	www.roti-proleasing.ro
193.238.57.18	A	www.rulate-proleasing.ro
193.238.57.18	A	roti-proleasing.ro
193.238.57.25	PTR	unassigned.opticnet.ro
193.238.57.25	A	variourin.com
193.238.57.25	A	elektseltsi.com
193.238.57.49	A	party-cheap.org
193.238.57.49	A	very-interesting.org
193.238.57.58	PTR	mx.profipet.ro
193.238.57.58	A	mx.dogmagazin.ro
193.238.57.58	A	mx.pisica.ro
193.238.57.62	A+PTR	mx0.profipet.ro
193.238.57.83	PTR	office1.seektron.ro
193.238.57.89	A+PTR	sochalftime.com
193.238.57.99	A	ns.bpmwave.eu
193.238.57.99	A	ns.immodata.ro
193.238.57.99	A	ns.scoaladescafandri.ro
193.238.57.161	A	gosofter.net
193.238.57.162	PTR	tlad.secretmarkets.net
193.238.58.1	PTR	unassigned.opticnet.ro
193.238.58.34	A	primaria.boldesti.ro
193.238.58.73	A+PTR	mail.diadvox.ro
193.238.58.156	A	gs-teleajen.opticnet.ro
193.238.58.193	A	overdmoneum.com
193.238.58.203	A	mail.telegrafuldeprahova.ro
193.238.58.219	A+PTR	mail.arsindustrial.ro
193.238.58.220	A+PTR	elearning.arsindustrial.ro
193.238.58.220	A	arsindustrial.ro
193.238.58.230	PTR	mail.proleasing.ro
193.238.58.230	A	fordonline.ro
193.238.58.230	A	mail.rulate-proleasing.ro
193.238.59.1	PTR	unassigned.opticnet.ro
193.238.59.67	A+PTR	office.opticnet.ro
193.238.59.67	A	james.livestream.ro
193.238.59.94	A+PTR	ns.rph.ro
193.238.59.101	A	digrad.rph.ro
193.238.59.120	PTR	59120.rph.ro
193.238.59.129	PTR	mta1.allowedbids.com
193.238.59.129	A	mx00.abidsrush.website
193.238.59.129	A	ns1.abidsrush.website
193.238.59.133	PTR	mta1.primanets.com
193.238.59.133	A	primanets.com
193.238.59.133	A	ns1.primanets.com
193.238.59.138	A+PTR	source.gld-bids.com
193.238.59.138	A	gld-bids.com
193.238.59.138	A	mx00.gld-bids.com
193.238.59.159	A+PTR	mta1.rain-cns.com
193.238.59.159	A	www.rain-cns.com