Robtex

Up: 61.56.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 61.56.128.0/20
Down right: 61.56.144.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.56.128.0	PTR	adsl-tpe-net.static.so-net.net.tw
61.56.128.36	A	61-56-128-36-adsl-tpe.static.so-net.net.tw
61.56.129.0	PTR	adsl-tpe-net.static.so-net.net.tw
61.56.129.65	PTR	61-56-129-65-adsl-tpe.static.so-net.net.tw
61.56.129.210	A	61-56-129-210-adsl-tpe.static.so-net.net.tw
61.56.130.0	PTR	adsl-tpe-net.static.so-net.net.tw
61.56.130.2	A+PTR	61-56-130-2-adsl-tpe.static.so-net.net.tw
61.56.130.24	A	61-56-130-24-adsl-tpe.static.so-net.net.tw
61.56.131.0	PTR	adsl-tpe-net.static.so-net.net.tw
61.56.131.46	A	61-56-131-46-adsl-tpe.static.so-net.net.tw
61.56.131.73	A	61-56-131-73-adsl-tpe.static.so-net.net.tw
61.56.131.246	A	61-56-131-246-adsl-tpe.static.so-net.net.tw
61.56.132.0	PTR	adsl-tpe-net.static.so-net.net.tw
61.56.133.193	PTR	cyf.idv.tw
61.56.136.26	A	dns.cpfcnews.tw
61.56.136.26	A	dns.soyang.tw
61.56.136.26	A	nt168.com.tw
61.56.136.66	PTR	61-56-136-66-adsl-tai.static.so-net.net.tw
61.56.136.66	A	ns.sintech.com.tw
61.56.136.66	A	www.sintech.com.tw
61.56.136.92	A	www.wia.tw
61.56.136.106	A	61-56-136-106-adsl-tai.static.so-net.net.tw
61.56.136.140	A	twd3buy.com
61.56.136.233	A	ns.ksp.com.tw
61.56.136.233	A	dns.ksp.com.tw
61.56.136.246	A	61-56-136-246-adsl-tai.static.so-net.net.tw
61.56.137.16	A	61-56-137-16-adsl-tai.static.so-net.net.tw
61.56.137.21	A	61-56-137-21-adsl-tai.static.so-net.net.tw
61.56.137.21	A	www.transcyko-transtec.com
61.56.137.67	PTR	61-56-137-67.static.so-net.net.tw
61.56.137.67	A	autodiscover.learning-house.com.tw
61.56.137.67	A	mail.learning-house.com.tw
61.56.137.109	A	mail.lx.idv.tw
61.56.137.109	A	dns.lx.idv.tw
61.56.137.109	A	lx.idv.tw
61.56.137.179	A	dns.ksp.com.tw
61.56.137.219	A	jin-yifeng.com.tw
61.56.137.219	A	dns1.jin-yifeng.com.tw
61.56.138.28	A	progymco.com.tw
61.56.138.140	A	www.tangyeng.org.tw
61.56.138.140	A	61-56-138-140-adsl-tai.static.so-net.net.tw
61.56.139.21	A	mail.cartoon.tw
61.56.139.213	A	61-56-139-213-adsl-tai.static.so-net.net.tw
61.56.140.39	A	61-56-140-39-adsl-kao.static.so-net.net.tw
61.56.140.130	PTR	vpc.idv.tw
61.56.141.26	A	61-56-141-26-adsl-kao.static.so-net.net.tw
61.56.143.62	A	jyang.idv.tw
61.56.143.96	A+PTR	61-56-143-96-adsl-tpe.static.so-net.net.tw
61.56.143.96	A	ut-heatsinks.com
61.56.143.96	A	hungshenprop.com
61.56.144.0	PTR	adsl-tpe-net.static.so-net.net.tw
61.56.145.0	PTR	adsl-tpe-net.static.so-net.net.tw
61.56.146.0	PTR	adsl-tpe-net.static.so-net.net.tw
61.56.146.2	PTR	asia-image.com
61.56.146.28	A	61-56-146-28-adsl-tpe.static.so-net.net.tw
61.56.146.35	PTR	chinasea.net
61.56.146.84	A	61-56-146-84-adsl-tpe.static.so-net.net.tw
61.56.146.124	A	61-56-146-124-adsl-tpe.static.so-net.net.tw
61.56.147.66	PTR	61-56-147-66-adsl-tpe.static.so-net.net.tw
61.56.147.66	A	blue.idv.tw
61.56.147.66	A	mx.blue.idv.tw
61.56.147.119	A	61-56-147-119-adsl-tpe.static.so-net.net.tw
61.56.150.53	A	rainbow-mary.com
61.56.150.111	A	dns.zycast.com.tw
61.56.150.111	A	zycast.com.tw
61.56.150.111	A	mail.zycast.com.tw
61.56.150.183	A	www.doff.idv.tw
61.56.150.208	A	61-56-150-208-adsl-chu.static.so-net.net.tw
61.56.150.238	A	61-56-150-238-adsl-chu.static.so-net.net.tw
61.56.150.240	A	chusheng.org.tw
61.56.150.242	A	61-56-150-242-adsl-chu.static.so-net.net.tw
61.56.150.242	A	alice-amy.com
61.56.151.123	A	61-56-151-123-adsl-chu.static.so-net.net.tw
61.56.151.179	A	mail.soundkey.com.tw
61.56.152.37	A	61-56-152-37-adsl-tan.static.so-net.net.tw
61.56.152.62	A	61-56-152-62-adsl-tan.static.so-net.net.tw
61.56.153.235	A	61-56-153-235-adsl-tan.static.so-net.net.tw
61.56.156.139	A	61-56-156-139-adsl-tao.static.so-net.net.tw
61.56.158.182	A	61-56-158-182-adsl-chu.static.so-net.net.tw