Robtex

Up: 87.120.42.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 87.120.43.0/25
Down right: 87.120.43.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.120.43.6	A+PTR	ns4.g23.net
87.120.43.6	A	www.g23.net
87.120.43.6	A	g23.net
87.120.43.9	A+PTR	ns41.g23.net
87.120.43.10	A+PTR	darkstar.g23.net
87.120.43.13	A	darkstar1.g23.net
87.120.43.14	A+PTR	marsnet.g23.net
87.120.43.18	A	high-wlink-gw.g23.net
87.120.43.22	A	mno-gw.g23.net
87.120.43.26	A+PTR	dr3chobanov.g23.net
87.120.43.29	A	dr3gw-oxrd.g23.net
87.120.43.37	A	dr3lan2.g23.net
87.120.43.42	A	dzs.g23.net
87.120.43.46	A+PTR	normex.g23.net
87.120.43.50	A	eter-gw.g23.net
87.120.43.54	A+PTR	wlan-tcankow.g23.net
87.120.43.57	A	vipbg.g23.net
87.120.43.58	A	tyrgovijata.g23.net
87.120.43.61	A	mlnk-vineyard.g23.net
87.120.43.62	A	vineyard-gw.g23.net
87.120.43.65	A+PTR	darkstar2.g23.net
87.120.43.66	A	high-router.g23.net
87.120.43.68	A	testov68.g23.net
87.120.43.69	A	popkasa.g23.net
87.120.43.70	A	kalinov.g23.net
87.120.43.72	A	john.g23.net
87.120.43.73	A	astometal.g23.net
87.120.43.77	A	camera.g23.net
87.120.43.82	A+PTR	alexm.g23.net
87.120.43.83	A+PTR	dancho.g23.net
87.120.43.84	A+PTR	aiman.g23.net
87.120.43.90	A+PTR	aiman.g23.net
87.120.43.90	A	activoads.com
87.120.43.97	A+PTR	marsnet3.g23.net
87.120.43.98	A	northcity.g23.net
87.120.43.99	A	eco.g23.net
87.120.43.100	A+PTR	megachim.g23.net
87.120.43.101	A	happy-ruse.g23.net
87.120.43.102	A	dbox2.g23.net
87.120.43.104	A	dbox3.g23.net
87.120.43.105	A+PTR	allianz.g23.net
87.120.43.107	A+PTR	skmat.g23.net
87.120.43.108	A	paris.g23.net
87.120.43.113	A+PTR	marsnet4.g23.net
87.120.43.114	A	kitai.g23.net
87.120.43.115	A+PTR	mail.abstractica.com
87.120.43.115	A	abstractica.com
87.120.43.115	A	growchie.info
87.120.43.117	A+PTR	n-kalinov.g23.net
87.120.43.130	A	tsalta-group.g23.net
87.120.43.138	A	pristis-gw.g23.net
87.120.43.139	A+PTR	tpn-gw.g23.net
87.120.43.140	A	node140.g23.net
87.120.43.141	A	dbox-niki.g23.net
87.120.43.142	A+PTR	hera.g23.net
87.120.43.146	A+PTR	rozita.g23.net
87.120.43.153	A	yalamov.g23.net
87.120.43.155	A+PTR	kripton.g23.net
87.120.43.161	A	gw-zor.g23.net
87.120.43.162	A	zor.g23.net
87.120.43.169	A+PTR	zor1.g23.net
87.120.43.170	A+PTR	philip.g23.net
87.120.43.177	A	lan1off.g23.net
87.120.43.178	A	lan2off.g23.net
87.120.43.179	A	lan3off.g23.net
87.120.43.180	A	voip.g23.net
87.120.43.181	A	lan5off.g23.net
87.120.43.182	A+PTR	host.g23.net
87.120.43.183	A+PTR	bzz.g23.net
87.120.43.184	A	pppoe1.g23.net
87.120.43.185	A	voip185.g23.net
87.120.43.186	A+PTR	voip186.g23.net
87.120.43.187	A	voip187.g23.net
87.120.43.188	A	jorko188.g23.net
87.120.43.189	A+PTR	js.g23.net
87.120.43.189	A	mail.gutmansystems.com
87.120.43.190	A	marlboro.g23.net