Robtex

Up: 155.230.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 155.230.0.0/17
Down right: 155.230.128.0/17
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
155.230.10.2	A+PTR	ns.knu.kr
155.230.10.2	A+PTR	ns.kyungpook.kr
155.230.10.2	A+PTR	ns.knu.ac.kr
155.230.10.5	PTR	ftp.knu.ac.kr
155.230.11.1	PTR	www.knu.ac.kr
155.230.11.1	A	knu.ac.kr
155.230.11.1	A	kyungpook.ac.kr
155.230.11.2	PTR	www.tknu.ac.kr
155.230.11.8	PTR	mail.knu.ac.kr
155.230.12.2	A+PTR	palgong.knu.ac.kr
155.230.12.2	A	m80.knu.ac.kr
155.230.12.3	A+PTR	eecs.knu.ac.kr
155.230.12.11	A+PTR	ee.knu.ac.kr
155.230.13.7	PTR	webbuild.knu.ac.kr
155.230.13.7	A	math.knu.ac.kr
155.230.13.7	A	interface.knu.ac.kr
155.230.13.8	A	doe.knu.ac.kr
155.230.13.9	A	math.knu.ac.kr
155.230.14.66	PTR	irl.knu.ac.kr
155.230.14.78	A+PTR	cslab.knu.ac.kr
155.230.14.98	A	hips.knu.ac.kr
155.230.14.98	A	abr.knu.ac.kr
155.230.15.20	A	ens.buk.daegu.kr
155.230.15.32	A+PTR	rtlab.knu.ac.kr
155.230.15.32	A	rtlab.kyungpook.ac.kr
155.230.15.39	A	ubinos.org
155.230.16.115	A	dsd.knu.ac.kr
155.230.17.34	A	esso.knu.ac.kr
155.230.17.34	A	espl.knu.ac.kr
155.230.17.56	A	mir.knu.ac.kr
155.230.17.173	A+PTR	soc.knu.ac.kr
155.230.18.41	A	airgnb.org
155.230.18.41	A	nearplus.com
155.230.18.41	A	www.airgnb.org
155.230.18.47	A	ain.knu.ac.kr
155.230.18.169	A	nearplus.com
155.230.19.54	A	emwave.knu.ac.kr
155.230.20.170	A	cluster140.knu.ac.kr
155.230.20.172	PTR	cluster142.knu.ac.kr
155.230.20.210	A	cluster180.knu.ac.kr
155.230.23.91	A	cmsc01.knu.ac.kr
155.230.23.92	A	cmsc02.knu.ac.kr
155.230.23.93	A	cmsc03.knu.ac.kr
155.230.24.31	A	abr.knu.ac.kr
155.230.24.83	A	eventurr.com
155.230.24.88	PTR	ain.knu.ac.kr
155.230.24.210	A	leeseonghun.com
155.230.24.217	A	mail.wifihill.com
155.230.25.159	A	bitdol.knu.ac.kr
155.230.25.200	A	miro2018.com
155.230.29.2	A	ns.ce.knu.kr
155.230.29.7	PTR	ce.knu.ac.kr
155.230.29.7	A	ns.ce.knu.ac.kr
155.230.29.20	A+PTR	com.knu.ac.kr
155.230.29.27	A	trip2me.ce.knu.kr
155.230.44.40	A	kudos.kyungpook.ac.kr
155.230.44.40	A	kudos.knu.ac.kr
155.230.52.51	A+PTR	kert.knu.ac.kr
155.230.52.56	A	ftp.kert.or.kr
155.230.52.56	A	kert.or.kr
155.230.52.57	A	kert.or.kr
155.230.52.57	A	kdc2.kert.or.kr
155.230.52.58	A	kert.or.kr
155.230.53.100	A	esc.knu.ac.kr
155.230.53.100	A	sjha.knu.ac.kr
155.230.53.100	A	cce.knu.ac.kr
155.230.54.21	A	cce.knu.ac.kr
155.230.54.40	A	daegunavigators.or.kr
155.230.54.42	A	www.one2.kr
155.230.54.42	A	one2.kr
155.230.54.45	A	one2.kr
155.230.56.182	A	www.wspanel.co.kr
155.230.90.6	A+PTR	www-db.knu.ac.kr
155.230.90.31	A+PTR	isaac.knu.ac.kr
155.230.90.33	PTR	netopia.knu.ac.kr
155.230.90.33	A	gerencia.acerocolor.cl
155.230.90.33	A	cristiangonzale.acerocolor.cl
155.230.92.251	A	cera.knu.ac.kr
155.230.102.39	A	www.necst.or.kr
155.230.102.39	A	necst.or.kr
155.230.104.21	PTR	ucrc.knu.ac.kr
155.230.104.190	A	aideck.me
155.230.104.190	A	www.aideck.me
155.230.105.96	A	hodong.kr
155.230.105.164	A	protocol.knu.ac.kr
155.230.105.209	A	doe.knu.ac.kr
155.230.107.88	A	mimocom.knu.ac.kr
155.230.117.18	A	knuknu.com
155.230.117.18	A	mail.knuknu.com
155.230.117.18	A	bk.knu.ac.kr
155.230.117.30	A	mail.newsky.pe.kr
155.230.118.61	A	cos.knu.ac.kr
155.230.118.67	A	woorisol.knu.ac.kr
155.230.118.151	A	bclab.knu.ac.kr
155.230.123.93	A	venture.co.kr
155.230.128.2	A+PTR	ns2.knu.kr
155.230.128.2	A+PTR	ns2.kyungpook.kr
155.230.128.2	A+PTR	ns2.knu.ac.kr
155.230.128.53	PTR	knusys3.knu.ac.kr
155.230.129.51	A+PTR	dbs.knu.ac.kr
155.230.129.56	A+PTR	was1.knu.ac.kr
155.230.129.57	A+PTR	was2.knu.ac.kr
155.230.129.58	A+PTR	was21.knu.ac.kr
155.230.148.41	A	bncp.knu.ac.kr
155.230.148.249	A	ns.iskn.net
155.230.148.252	A	ns.woost.co.kr
155.230.149.114	A+PTR	medinfo.knu.ac.kr
155.230.149.114	A	xn--hj2bz6f34k6mi.com
155.230.150.223	A+PTR	acrhs.knu.ac.kr
155.230.151.18	A+PTR	md.knu.ac.kr
155.230.151.19	A	med.kyungpook.ac.kr
155.230.152.163	A	comphys3.knu.ac.kr
155.230.154.2	A+PTR	mcdi.knu.ac.kr
155.230.154.118	A+PTR	rnd2.knu.ac.kr
155.230.157.122	A	hanl.knu.ac.kr
155.230.157.159	A	sempee.com
155.230.157.159	A	www.sempee.com
155.230.163.58	A+PTR	wcu08.knu.ac.kr
155.230.165.99	A	bongbimit.com
155.230.172.28	A	hc92.info
155.230.173.55	A+PTR	ns.metal.knu.ac.kr
155.230.173.55	A	metal.knu.ac.kr
155.230.173.55	A	metalob.knu.ac.kr
155.230.175.10	PTR	solab.knu.ac.kr
155.230.186.200	A	ubinos.net
155.230.186.201	A	iilbs.com
155.230.186.201	A	csosp.org
155.230.186.244	A	ubinos.net
155.230.186.244	A	www.ubinos.org
155.230.193.20	A	biz.knu.ac.kr
155.230.216.89	A	dent.knu.ac.kr