Robtex

Up: 61.30.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 61.30.72.0/23
Down right: 61.30.74.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.30.72.8	PTR	61-30-72-8.static.tfn.net.tw
61.30.72.17	PTR	61-30-72-17.static.tfn.net.tw
61.30.72.17	A	braxus.com
61.30.72.17	A	mail.braxus.com
61.30.72.23	A+PTR	61-30-72-23.static.tfn.net.tw
61.30.72.23	A	ubs.com.tw
61.30.72.23	A	twjdc.com
61.30.72.45	PTR	61-30-72-45.static.tfn.net.tw
61.30.72.79	PTR	61-30-72-79.static.tfn.net.tw
61.30.72.79	A	sbserver.lemin.com.tw
61.30.72.85	A	www.case888.com.tw
61.30.72.94	PTR	61-30-72-94.static.tfn.net.tw
61.30.72.95	A	rm-mail01.richmaxpe.com
61.30.72.95	A	mail.richmaxpe.com
61.30.72.122	PTR	mail.vesun.com.tw
61.30.72.143	A	61-30-72-143.static.tfn.net.tw
61.30.72.148	PTR	helios.armorize.com
61.30.72.181	PTR	solteam.com.tw
61.30.72.182	PTR	solteam.com.tw
61.30.72.183	PTR	solteam.com.tw
61.30.72.199	A	61-30-72-199.static.tfn.net.tw
61.30.72.250	PTR	61-30-72-250.static.tfn.net.tw
61.30.73.13	A+PTR	61-30-73-13.static.tfn.net.tw
61.30.73.16	A+PTR	61-30-73-16.static.tfn.net.tw
61.30.73.17	PTR	mail.emink.com
61.30.73.18	PTR	mail.mingtek.com.tw
61.30.73.20	A	61-30-73-20.static.tfn.net.tw
61.30.73.23	A	61-30-73-23.static.tfn.net.tw
61.30.73.27	PTR	61-30-73-27.static.tfn.net.tw
61.30.73.38	A	61-30-73-38.static.tfn.net.tw
61.30.73.40	A	61-30-73-40.static.tfn.net.tw
61.30.73.43	A+PTR	61-30-73-43.static.tfn.net.tw
61.30.73.112	A	61-30-73-112.static.tfn.net.tw
61.30.73.113	A+PTR	61-30-73-113.static.tfn.net.tw
61.30.73.120	A+PTR	61-30-73-120.static.tfn.net.tw
61.30.73.131	A	61-30-73-131.static.tfn.net.tw
61.30.73.137	A+PTR	61-30-73-137.static.tfn.net.tw
61.30.73.151	A	61-30-73-151.static.tfn.net.tw
61.30.73.160	PTR	61-30-73-160.static.tfn.net.tw
61.30.73.171	A	61-30-73-171.static.tfn.net.tw
61.30.73.173	A+PTR	61-30-73-173.static.tfn.net.tw
61.30.73.195	A	61-30-73-195.static.tfn.net.tw
61.30.73.198	A	61-30-73-198.static.tfn.net.tw
61.30.73.199	PTR	61-30-73-199.static.tfn.net.tw
61.30.73.199	A	pub1.xintec.com.tw
61.30.73.200	PTR	61-30-73-200.static.tfn.net.tw
61.30.73.211	A+PTR	ms2.unilift.com.tw
61.30.73.218	A	61-30-73-218.static.tfn.net.tw
61.30.73.233	A	61-30-73-233.static.tfn.net.tw
61.30.74.16	PTR	61-30-74-16.static.tfn.net.tw
61.30.74.22	PTR	61-30-74-22.static.tfn.net.tw
61.30.74.31	PTR	edsa.com.tw
61.30.74.31	A	s19900-edns.edsa.com.tw
61.30.74.32	PTR	mail.edsa.com.tw
61.30.74.39	PTR	61-30-74-39.static.tfn.net.tw
61.30.74.47	PTR	61-30-74-47.static.tfn.net.tw
61.30.74.106	PTR	61-30-74-106.static.tfn.net.tw
61.30.74.106	A	www.3cfun.com
61.30.74.106	A	dns.guidetech.com.tw
61.30.74.108	PTR	61-30-74-108.static.tfn.net.tw
61.30.74.108	A	dns.digi-shop.com.tw
61.30.74.108	A	mymac.com.tw
61.30.74.133	PTR	cs1.csbiotech.com.tw
61.30.74.202	PTR	telebox.com
61.30.74.204	PTR	telebox.com.tw
61.30.74.206	A	61-30-74-206.static.tfn.net.tw
61.30.74.215	A	mx3.isti.com.tw
61.30.74.247	A	webmail.tong-fong.com
61.30.74.251	PTR	home.stareve.net
61.30.74.252	PTR	mail.stareve.net
61.30.75.62	PTR	61-30-75-62.static.tfn.net.tw
61.30.75.77	A	61-30-75-77.static.tfn.net.tw
61.30.75.118	PTR	mail01.e-formula.com
61.30.75.120	PTR	ms1.e-formula.com