Robtex

Up: 173.0.54.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 173.0.55.0/25
Down right: 173.0.55.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
173.0.55.4	A	ns2.ordercialisonline.net
173.0.55.4	A	ns1.ordercialisonline.net
173.0.55.5	A	mail.adonde.pl
173.0.55.5	A	adonde.pl
173.0.55.18	A	ns1.buycheapcialis.org
173.0.55.18	A	ns2.buycheapcialis.org
173.0.55.19	A	ns1.herbalfemalelibidoenhancer.com
173.0.55.19	A	ns2.herbalfemalelibidoenhancer.com
173.0.55.20	PTR	cds001.clowod.com
173.0.55.20	A	clo-od.com
173.0.55.20	A	mail.clo-od.com
173.0.55.21	PTR	mail.clowod.com
173.0.55.22	A	ns1.buynolvadexonline.com
173.0.55.22	A	ns2.buynolvadexonline.com
173.0.55.27	A	ns2.cheaplevitraonline.org
173.0.55.27	A	ns1.cheaplevitraonline.org
173.0.55.27	A	cheaplevitraonline.org
173.0.55.28	A	increasefemalelibido.org
173.0.55.28	A	ns2.increasefemalelibido.org
173.0.55.28	A	ns1.increasefemalelibido.org
173.0.55.30	A	cheapcialisonline.org
173.0.55.30	A	ns1.cheapcialisonline.org
173.0.55.30	A	ns2.cheapcialisonline.org
173.0.55.47	A	web1.webservices-eu.com
173.0.55.59	PTR	173.0.55.59.reverse.wowrack.com
173.0.55.59	A	sunsys.mobi
173.0.55.66	PTR	agreestates.com
173.0.55.73	A	thanhnhujsc.com
173.0.55.77	A	dns.a.17136.com
173.0.55.83	PTR	173.0.55.83.reverse.wowrack.com
173.0.55.98	A+PTR	brzemitand.com
173.0.55.98	A	couveral.com
173.0.55.101	A	www.acx.it
173.0.55.125	PTR	ns2.chezsilvia.pro.br
173.0.55.125	A	failover.it
173.0.55.125	A	lab.studio16-64.com
173.0.55.131	A	thebackpackinginvestor.com
173.0.55.162	PTR	173.0.55.162.reverse.wowrack.com
173.0.55.162	A	ns2.peacehuge.com
173.0.55.162	A	ns1.peacehuge.com
173.0.55.163	A	deven.me
173.0.55.170	A	nobla.net
173.0.55.174	A	mail.reading4u.co.uk
173.0.55.174	A	server1.ldn2.com
173.0.55.174	A	reading4u.co.uk
173.0.55.194	A	corvibe.com
173.0.55.204	A	dwt1.co.uk
173.0.55.206	PTR	ns3.ith.hu
173.0.55.210	PTR	173.0.55.210.reverse.wowrack.com
173.0.55.210	A	manxuejiaoyu.com
173.0.55.210	A	3duz.com
173.0.55.211	PTR	173.0.55.211.reverse.wowrack.com
173.0.55.211	A	lllyg.com
173.0.55.212	A	08dv.com
173.0.55.213	A	www.jujiling.com
173.0.55.213	A	jujiling.com
173.0.55.235	A	*.teenlc.com
173.0.55.235	A	sql.teenlc.com
173.0.55.235	A	hostmaster.teenlc.com
173.0.55.246	A	tydbit.org
173.0.55.252	PTR	halo1.waninghalo.com