Robtex

Up: 203.241.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 203.241.160.0/20
Down right: 203.241.176.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.241.160.10	A	user10.s160.samsung.co.kr
203.241.160.22	A	user22.s160.samsung.co.kr
203.241.161.178	A	user178.s161.samsung.co.kr
203.241.162.20	A	akfamily.com
203.241.162.20	A	www.akfamily.co.kr
203.241.162.20	A	togethermall.com
203.241.162.48	A	akbizmall.com
203.241.162.48	A	mail.sfcmall.co.kr
203.241.162.48	A	www.akbizmall.com
203.241.162.80	A	user80.s162.samsung.co.kr
203.241.162.100	A	gooodbeing.com
203.241.162.100	A	user100.s162.samsung.co.kr
203.241.162.118	A	user118.s162.samsung.co.kr
203.241.162.220	A	samsungauction.com
203.241.164.2	A	nsin.kordi.re.kr
203.241.164.3	A	intra.kiost.ac
203.241.164.3	A	mis.kordi.re.kr
203.241.164.7	PTR	mail.kiost.ac
203.241.164.7	PTR	webmail.kiost.ac
203.241.164.7	PTR	mail.kiost.ac.kr
203.241.164.33	A	fire.kiost.ac
203.241.164.38	A+PTR	bbs.kordi.re.kr
203.241.164.48	A+PTR	top-edu.kiost.ac
203.241.164.48	PTR	topedu.kiost.ac
203.241.164.48	PTR	top-edu.kiost.re.kr
203.241.164.75	A+PTR	mo.kordi.re.kr
203.241.164.76	A	mi.kordi.re.kr
203.241.164.214	A	rnd.kordi.re.kr
203.241.168.8	PTR	ns.woosong.ac.kr
203.241.176.12	A	kowon.dongseo.ac.kr
203.241.176.12	A	dongseo.kr
203.241.176.12	A	dongseo.ac.kr
203.241.176.13	A+PTR	dns.dongseo.ac.kr
203.241.176.13	A	kowon.dongseo.ac.kr
203.241.176.64	A	eclass.dongseo.ac.kr
203.241.176.67	A+PTR	www.dongseo.ac.kr
203.241.176.68	A+PTR	uni.dongseo.ac.kr
203.241.176.68	A	www.asp2018.com
203.241.176.104	A	web.dongseo.ac.kr
203.241.176.201	A+PTR	gdsu.dongseo.ac.kr
203.241.178.95	A	ing.dongseo.ac.kr
203.241.185.10	A	libcenter.dongseo.ac.kr
203.241.185.17	A	library.dongseo.ac.kr
203.241.187.24	A	network.dongseo.ac.kr
203.241.187.35	A	dicon.dongseo.ac.kr
203.241.190.16	A	gpufactory.com
203.241.190.95	A	jammystudio.com
203.241.191.32	A	ns.adden.net
203.241.191.32	A	mail.adden.net