Robtex

Up: 211.47.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 211.47.72.0/23
Down right: 211.47.74.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
211.47.72.1	A	0-0-mydomain.com
211.47.72.1	A	intdomain.com
211.47.72.1	A	selfnic.com
211.47.72.10	PTR	mail-10.tt.co.kr
211.47.72.56	PTR	queue1.tt.co.kr
211.47.72.56	A	mail2.indeogwon.net
211.47.72.56	A	mail2.ailintl.com
211.47.72.61	A	ns1.ttinfo.net
211.47.72.69	A	linuxman.co.kr
211.47.72.77	A	r08.tt.co.kr
211.47.72.78	A	r10.tt.co.kr
211.47.72.87	A+PTR	mailhub1-87.tt.co.kr
211.47.72.99	A	www.shingifishing.com
211.47.72.99	A	www.syscome.com
211.47.72.99	A	www.concm.net
211.47.72.107	A	neo.co.kr
211.47.72.139	PTR	ne09.tt.co.kr
211.47.72.139	A	ohna.or.kr
211.47.72.139	A	mdwoori.co.kr
211.47.72.161	A	www.linuxman.co.kr
211.47.72.168	A	stack-wire.net
211.47.72.168	A	smtphub.tt.co.kr
211.47.72.223	A+PTR	mailhub2-23.tt.co.kr
211.47.72.227	A+PTR	mailhub2-27.tt.co.kr
211.47.72.233	PTR	mail-3.tt.co.kr
211.47.72.235	PTR	mail-5.tt.co.kr.72.47.211.in-addr.arpa
211.47.72.239	PTR	mail-9.tt.co.kr
211.47.72.240	PTR	mail-10.tt.co.kr
211.47.72.247	PTR	mail-17.tt.co.kr
211.47.73.3	A+PTR	tmail.tt.co.kr
211.47.73.18	A	co-rk.co.kr
211.47.73.18	A	*.co-rk.com
211.47.73.18	A	www.co-rk.com
211.47.73.20	A	bravebear.net
211.47.73.44	A	febnine.com
211.47.74.11	A	iccasting.com
211.47.74.11	A	seoulpaste.com
211.47.74.11	A	dasungmetal.com
211.47.74.14	A	cjculture42.org
211.47.74.14	A	kmgasket.co.kr
211.47.74.14	A	www.jwcosmetic.com
211.47.74.16	A	www.tantanloan.com
211.47.74.16	A	bodyncotton.com
211.47.74.16	A	www.astonsci.com
211.47.74.21	A	www.kwsia.or.kr
211.47.74.21	A	www.heblis.com
211.47.74.21	A	cfskincare.com
211.47.74.25	A	ddan99.com
211.47.74.25	A	maplemediastudio.co.kr
211.47.74.25	A	yunsoha.com
211.47.74.37	A	ansanart.net
211.47.74.37	A	www.unibini.com
211.47.74.37	A	yuhwainc.com
211.47.74.39	A	edl.kr
211.47.74.42	A	hynux.com
211.47.74.101	PTR	mail-0.tt.co.kr
211.47.74.106	PTR	mail-5.tt.co.kr
211.47.74.110	PTR	mail-9.tt.co.kr
211.47.74.113	PTR	mail-12.tt.co.kr
211.47.74.115	PTR	mail-14.tt.co.kr
211.47.74.122	PTR	mail-21.tt.co.kr
211.47.74.126	A	plf777.com
211.47.74.126	A	alpaca-system.com
211.47.74.126	A	www.muhann.com
211.47.75.51	A	taekwonstep.com
211.47.75.51	A	edu-msr.com
211.47.75.51	A	xn--ok0b69ikqhe2l.com
211.47.75.52	A	xn--o80b97dvxch9y9in.com
211.47.75.52	A	2019hivcdgw.com
211.47.75.52	A	todayskm.com
211.47.75.194	PTR	ns.neity.com