Robtex

Up: 223.16.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 223.17.0.0/17
Down right: 223.17.128.0/17
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
223.17.0.158	PTR	158-0-17-223-on-nets.com
223.17.2.239	PTR	239-2-17-223-on-nets.com
223.17.2.239	A	feinas.myds.me
223.17.4.150	PTR	150-4-17-223-on-nets.com
223.17.4.150	A	sothria.com
223.17.4.215	PTR	215-4-17-223-on-nets.com
223.17.4.215	A	thecoderangers.com
223.17.5.47	PTR	47-5-17-223-on-nets.com
223.17.5.47	A	fl-dd.com
223.17.5.242	PTR	242-5-17-223-on-nets.com
223.17.5.242	A	sothria.net
223.17.14.20	A	beebeebonbon.com
223.17.15.158	PTR	158-15-17-223-on-nets.com
223.17.15.158	A	nermalw.com
223.17.17.79	PTR	79-17-17-223-on-nets.com
223.17.17.79	A	ddns.hk-hgc-b.yahaha.pro
223.17.22.191	PTR	191-22-17-223-on-nets.com
223.17.25.20	PTR	20-25-17-223-on-nets.com
223.17.25.222	PTR	222-25-17-223-on-nets.com
223.17.25.222	A	davidica.i234.me
223.17.25.222	A	www.davidica.i234.me
223.17.29.128	A	mail.macminiserver.org
223.17.29.128	A	macminiserver.org
223.17.32.154	A	www.uh.com.hk
223.17.32.181	A	ns1.8c.cc
223.17.33.13	A	pikpik.net
223.17.33.128	PTR	128-33-17-223-on-nets.com
223.17.33.128	A	www.i838.com
223.17.33.208	A	mail148.unlimit-hosting.com
223.17.34.221	A	ns2.jkdns.com
223.17.37.2	PTR	2-37-17-223-on-nets.com
223.17.38.128	PTR	128-38-17-223-on-nets.com
223.17.38.128	A	hkgetcoach.com
223.17.38.195	A	aromaaudio.com
223.17.49.71	PTR	71-49-17-223-on-nets.com
223.17.49.71	A	91503443.com
223.17.51.19	PTR	19-51-17-223-on-nets.com
223.17.51.19	A	parisiupo.com
223.17.52.102	A	ckwat.net
223.17.52.102	A	www.ckwat.net
223.17.55.52	PTR	52-55-17-223-on-nets.com
223.17.55.52	A	cyberlighthk.com
223.17.58.177	PTR	177-58-17-223-on-nets.com
223.17.58.177	A	hk-comic.com
223.17.60.80	PTR	80-60-17-223-on-nets.com
223.17.60.80	A	vs6xsv.serveftp.net
223.17.61.166	A	trslash.info
223.17.61.250	A	orbidatasolutions.com
223.17.63.91	A	*.hellosam.net
223.17.63.227	PTR	227-63-17-223-on-nets.com
223.17.63.227	A	dickyfamily.net
223.17.64.233	PTR	233-64-17-223-on-nets.com
223.17.68.92	A	wontat-tech.com
223.17.68.92	A	vpnpre.chickenkiller.com
223.17.70.81	A	trubibear.com
223.17.72.124	A	gogo-scuba.com
223.17.72.124	A	goldmanwedding.com
223.17.72.132	A	smtp.colourdragon.com
223.17.72.170	A	colourdragon.com
223.17.73.23	A	gat.ag
223.17.73.23	A	zacco.hk
223.17.73.137	A	system2.colourdragon.com
223.17.73.235	A	hkvge.com
223.17.74.3	A	ns2.colourdragon.com
223.17.74.61	A	ns1.colourdragon.com
223.17.74.100	A	9siu.com
223.17.75.36	PTR	36-75-17-223-on-nets.com
223.17.75.36	A	airport-hktaxi.com
223.17.75.36	A	55449534.com
223.17.77.76	A	yskyeung.com
223.17.77.76	A	wyess.com
223.17.77.76	A	christina-yeung.com
223.17.87.170	PTR	170-87-17-223-on-nets.com
223.17.87.170	A	myricebowl.net
223.17.88.139	PTR	139-88-17-223-on-nets.com
223.17.88.139	A	kembai.asuscomm.com
223.17.89.91	PTR	91-89-17-223-on-nets.com
223.17.89.91	A	stephensiu.com
223.17.89.160	A	www.stephensiu.com
223.17.89.160	A	esthersum.com
223.17.90.55	A	mail.stephensiu.com
223.17.90.55	A	smtp.stephensiu.com
223.17.90.226	A	mail.stephensiu.com
223.17.90.226	A	smtp.stephensiu.com
223.17.91.31	A	smtp.esthersum.com
223.17.93.80	A	hugoyee.com
223.17.94.140	A	cfamily.info
223.17.94.217	PTR	217-94-17-223-on-nets.com
223.17.100.62	A	singwong.net
223.17.100.65	A	findmycrystal.com
223.17.101.12	A	magdsick.com
223.17.101.58	A	deuatils.net
223.17.103.117	A	shopacker.com
223.17.105.215	A	*.sawinla.com
223.17.106.40	A	*.sawinla.com
223.17.107.104	PTR	104-107-17-223-on-nets.com
223.17.107.104	A	meesley.com
223.17.112.52	A	kasolar.com
223.17.112.105	A	dkltapp.com
223.17.113.118	A	kasolar.com
223.17.113.118	A	ledatron.com
223.17.116.249	PTR	249-116-17-223-on-nets.com
223.17.116.249	A	dc-a82162f73b2a.progadget.hk
223.17.120.85	PTR	85-120-17-223-on-nets.com
223.17.120.213	PTR	213-120-17-223-on-nets.com
223.17.120.213	A	mail.ilavahm.com
223.17.120.213	A	ilavahm.com
223.17.123.18	A	my-tealeaf.com
223.17.123.114	PTR	114-123-17-223-on-nets.com
223.17.123.114	A	www.cubancigarleaf.com
223.17.125.101	A	stevenfs.com
223.17.125.106	A	kamwoo.com
223.17.125.106	A	www.kamwoo.com
223.17.126.12	A	stevends.com
223.17.126.22	PTR	22-126-17-223-on-nets.com
223.17.126.22	A	waterstation.blogdns.org
223.17.136.59	A	ckcchan.com
223.17.145.179	PTR	179-145-17-223-on-nets.com
223.17.149.35	A	mail01.ex-cel.com
223.17.149.35	A	mail03.is4u.co
223.17.149.77	A	jhe3.dyndns.org
223.17.149.234	A	j3.is2.hk
223.17.150.247	A	ewearth.com
223.17.150.247	A	mail.ewearth.com
223.17.152.46	PTR	46-152-17-223-on-nets.com
223.17.152.46	A	www.skhung.com
223.17.154.2	A	ethouse.me
223.17.154.158	A	www.jl-workshop.com
223.17.155.165	PTR	165-155-17-223-on-nets.com
223.17.155.165	A	mail.phonewritepad.com
223.17.155.252	A	hgc.notifyx.com
223.17.155.252	A	joe-lee.net
223.17.155.252	A	hgc.jl-workshop.com
223.17.156.43	A	hgc.notifytome.com
223.17.156.67	A	brianmus.dyndns.org
223.17.156.67	A	www.brianmus.net
223.17.156.107	A	hgc.joe-lee.net
223.17.159.145	PTR	145-159-17-223-on-nets.com
223.17.159.145	A	notablankpage.net
223.17.169.181	A	mail.super18.com
223.17.170.192	PTR	192-170-17-223-on-nets.com
223.17.170.192	A	email18.com
223.17.176.170	PTR	170-176-17-223-on-nets.com
223.17.176.170	A	brainstorm.gq
223.17.177.154	PTR	154-177-17-223-on-nets.com
223.17.179.45	PTR	45-179-17-223-on-nets.com
223.17.179.45	A	img.zapto.org
223.17.180.22	A	freelord.com
223.17.183.209	PTR	209-183-17-223-on-nets.com
223.17.183.209	A	ssacghk.com
223.17.186.103	A	ckfan.com
223.17.201.191	PTR	191-201-17-223-on-nets.com
223.17.201.191	A	docxjii.vbqntzdbfiuh.hath.network
223.17.201.191	A	hqmuzjj.vbqntzdbfiuh.hath.network
223.17.207.65	A	t4kol.com
223.17.207.74	A	mail.yesir.com.hk
223.17.207.74	A	mail.office.hk861.com
223.17.207.74	A	office.hk861.com
223.17.207.80	PTR	80-207-17-223-on-nets.com
223.17.211.144	A	smlc.org.hk
223.17.211.159	PTR	159-211-17-223-on-nets.com
223.17.225.125	PTR	125-225-17-223-on-nets.com
223.17.225.125	A	century21-gba.com
223.17.229.21	PTR	21-229-17-223-on-nets.com
223.17.229.21	A	hk-hgc-01.ghelper.net
223.17.229.24	PTR	24-229-17-223-on-nets.com
223.17.229.24	A	hk-hgc.ghelper.net
223.17.229.24	A	hk-hgc-03.ghelper.net
223.17.229.128	PTR	128-229-17-223-on-nets.com
223.17.229.128	A	hkhgc.ddns.net
223.17.229.188	PTR	188-229-17-223-on-nets.com
223.17.229.188	A	hk-hgc.ghelper.net
223.17.233.99	A	gw2.door8.com
223.17.233.99	A	www.door8.com
223.17.237.138	PTR	138-237-17-223-on-nets.com
223.17.239.44	A	troubao.com
223.17.239.44	A	mail.troubao.com
223.17.239.105	A	troubao.tk
223.17.239.105	A	mail.wingtat.tk
223.17.245.224	A	storjescape3hk-1.ddns.net
223.17.248.147	A	vividbody.com.hk
223.17.248.210	A	www.vividbody.com.hk
223.17.249.95	PTR	95-249-17-223-on-nets.com
223.17.252.92	A	ecml.ddns.net