Robtex

Up: 211.49.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 211.49.64.0/19
Down right: 211.49.96.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
211.49.97.52	A	ns1.codns.net
211.49.97.53	A	ns3.codns.com
211.49.97.53	A	mail.ns3.codns.com
211.49.97.54	A	ns12.codns.net
211.49.97.60	A	ns3.codns.com
211.49.97.66	A	cityracer.co.kr
211.49.97.66	A	www.cityracer.co.kr
211.49.97.99	A	mpx.co.kr
211.49.97.99	A	www.mpx.co.kr
211.49.97.165	PTR	mail.wwweb.or.kr
211.49.97.230	A	u-otp.com
211.49.97.230	A	u-otp.co.kr
211.49.97.230	A	www.u-otp.co.kr
211.49.98.18	A	kinmobile.11st.co.kr
211.49.98.25	A	narasarang.co.kr
211.49.98.25	A	www.cyberidea.co.kr
211.49.98.25	A	mail.cybercontest.kr
211.49.98.69	A	www.evermedi.co.kr
211.49.98.69	A	evermedi.co.kr
211.49.98.75	A	evermedi.com
211.49.98.75	A	www.evermedi.com
211.49.98.133	A	avalonglobe.com
211.49.98.133	A	www.avalonglobe.net
211.49.98.133	A	avalon21.co.kr
211.49.98.145	PTR	email.avalon.co.kr
211.49.98.173	A	avalonglobe.com
211.49.98.200	A	iskyz.net
211.49.98.200	A	wizpharm.com
211.49.98.200	A	mail.iskyz.net
211.49.99.7	A	mail.xn--ob0bm40bwma52kh7b.com
211.49.99.7	A	xn--ob0bm40bwma52kh7b.com
211.49.99.7	A	mail.onestar21.com
211.49.99.8	A	mail.xn--vk1b3p786a1qcuexz05g.com
211.49.99.70	A	alok.co.kr
211.49.99.70	A	worksmall.com
211.49.99.70	A	jodshop.co.kr
211.49.99.130	A+PTR	mail.hdconst.com
211.49.99.130	PTR	mail.commasystem.kr
211.49.99.130	PTR	mail.indipia.co.kr
211.49.100.14	A	mogleyhh.server.ne.kr
211.49.100.32	A	nationaltalk.net
211.49.100.43	A	net.misswin.net
211.49.110.27	A	hsk222.iptime.org
211.49.114.200	A	data.winsupdate.com
211.49.121.74	A	schunid.co.kr
211.49.124.33	A	oknet.co.kr
211.49.124.33	A	itrace.co.kr
211.49.125.1	A	ns.samik21.com
211.49.125.2	A+PTR	mail.samik21.com
211.49.126.30	A	lesmin.com