Robtex

Up: 203.247.192.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 203.247.192.0/21
Down right: 203.247.200.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.247.192.45	A	ideapangpang.com
203.247.192.50	A	hit-79.com
203.247.192.50	A	ns2.tu.ac.kr
203.247.192.54	A	mail.tu.ac.kr
203.247.192.55	A	ns.tu.ac.kr
203.247.192.112	A	mx.tu.ac.kr
203.247.192.185	A	tucup.tu.ac.kr
203.247.192.188	A	tucup.tu.ac.kr
203.247.192.232	A	lib.tu.ac.kr
203.247.192.235	A	libweb.tu.ac.kr
203.247.192.236	A	libapp.tu.ac.kr
203.247.192.250	A	www.tu.ac.kr
203.247.192.250	A	busok.tu.ac.kr
203.247.192.250	A	hakgwa.tu.ac.kr
203.247.204.14	A+PTR	mail.lg.or.kr
203.247.204.14	A	mail.lgart.com
203.247.204.14	A	mail.lgart.co.kr
203.247.205.10	A+PTR	spider.lg.or.kr
203.247.205.10	A	ns.lg.or.kr
203.247.205.11	PTR	ns1.lg-sl.com
203.247.205.11	PTR	ns1.lg-sl.org
203.247.205.11	A+PTR	ns1.lg-sl.net
203.247.206.19	A	naver.lg-sl.net
203.247.206.21	PTR	m.lgsl.kr
203.247.206.21	PTR	admin.lg-sl.net
203.247.206.21	PTR	m.lg-sl.net
203.247.206.23	PTR	soop.info
203.247.206.30	A	mail.lgart.com
203.247.206.30	A	mail.lg.or.kr
203.247.206.34	A+PTR	lgvoice.kr
203.247.206.34	PTR	www.lgvoice.kr
203.247.206.34	A+PTR	voice.lg.or.kr
203.247.206.39	A+PTR	bts.lg.or.kr
203.247.206.43	PTR	m.lgelit.kr
203.247.206.43	PTR	www.lgelit.kr
203.247.206.43	PTR	m.lg.or.kr
203.247.206.86	A	makered.kr
203.247.206.86	A	www.makered.kr
203.247.207.36	PTR	ns1.lg-sl.com
203.247.207.36	PTR	ns1.lg-sl.kr
203.247.207.36	PTR	ns1.lgsl.kr
203.247.207.46	A	joins.lg-sl.net
203.247.207.48	A	naver.lg-sl.net
203.247.207.51	A+PTR	daum.lg-sl.net