Robtex

Up: 211.191.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 211.191.176.0/21
Down right: 211.191.184.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
211.191.177.11	PTR	ns1.pointshop.co.kr
211.191.177.12	PTR	ns2.pointshop.co.kr
211.191.177.19	PTR	mail.nbizsoft.com
211.191.177.19	PTR	wmail.pointshop.co.kr
211.191.177.43	A	temp1.pointshop.co.kr
211.191.177.51	PTR	ec21.pointshop.co.kr
211.191.177.195	PTR	mail.dbgo.com
211.191.178.40	PTR	smtp001.himgt.net
211.191.178.40	A	smtp.himgt.net
211.191.178.40	A	pop.himgt.net
211.191.178.45	A	ns1.himgt.net
211.191.178.51	A	ns1.kfe.co.kr
211.191.178.51	A	ns1.kofec.com
211.191.178.51	A	kns1.ejung.net
211.191.178.52	A	kns2.ejung.net
211.191.178.71	A+PTR	ns.excom21.net
211.191.178.71	A	a.ns.ns.excom21.net
211.191.178.71	A	edetail.co.kr
211.191.178.72	PTR	ns2.excom21.net.178.191.211.in-addr.arpa
211.191.178.72	A	a.ns.ns2.excom21.net
211.191.178.73	PTR	bike.excom21.net
211.191.178.74	PTR	tmf.excom21.net
211.191.178.74	A	a.ns.ns2.excom21.net
211.191.178.138	PTR	mail.msikorea.kr
211.191.179.13	A	xn--2e0ba711r58b.com
211.191.179.40	A	www.serobill.kr
211.191.179.40	A	www.serobill.net
211.191.179.40	A	serobill.net
211.191.179.45	A	oilvc.com
211.191.179.55	A	wa1004.co.kr
211.191.179.55	A	www.wa1004.co.kr
211.191.179.55	A	www.kglwa.or.kr
211.191.180.16	A	mail.uonsens.com
211.191.180.43	A	baroga.co.kr
211.191.180.44	A	baroga.co.kr
211.191.181.13	A+PTR	webmail.msd-korea.com
211.191.181.17	PTR	ns.dreamsea.co.kr
211.191.181.17	A	denticare.co.kr
211.191.181.17	A	nady.co.kr
211.191.181.18	PTR	mail.mdfaculty.com
211.191.183.10	A	myzuoyou.com
211.191.183.11	A	*.xfhmjx.com
211.191.183.11	A	www.lzfs.net
211.191.183.26	A	dulishi.vicp.net
211.191.183.26	A	www.xmyk.net