Robtex

Up: 61.66.28.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 61.66.28.0/25
Down right: 61.66.28.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.66.28.1	A+PTR	s1.coowo.com
61.66.28.2	PTR	s2.coowo.com
61.66.28.2	A	12.com.tw
61.66.28.2	A	fuchong.com.tw
61.66.28.3	PTR	s3.coowo.com
61.66.28.4	PTR	s4.coowo.com
61.66.28.4	A	lu-chen.com
61.66.28.7	A+PTR	s7.coowo.com
61.66.28.7	A	mail.aromaharvest.com
61.66.28.7	A	poweraa.com.tw
61.66.28.8	A+PTR	s8.coowo.com
61.66.28.8	A	giant-group.com.tw
61.66.28.12	A+PTR	s12.coowo.com
61.66.28.15	A+PTR	s15.coowo.com
61.66.28.17	PTR	61-66-28-17.sparq.coowo.com
61.66.28.17	A	xn--gmq82a858ccerz8gqpbm89b.com
61.66.28.17	A	s17.coowo.com
61.66.28.20	A+PTR	s20.coowo.com
61.66.28.21	PTR	s21.coowo.com
61.66.28.23	PTR	61-66-28-23.sparq.coowo.com
61.66.28.23	A	s23.coowo.com
61.66.28.23	A	molscorp.com
61.66.28.24	PTR	s24.coowo.com
61.66.28.24	A	paper.coowo.com
61.66.28.24	A	amtek-co.com
61.66.28.26	A+PTR	s26.coowo.com
61.66.28.26	A	sunligt.com.tw
61.66.28.26	A	cunard.com.tw
61.66.28.27	PTR	s27.coowo.com
61.66.28.27	A	yienbodesign.com
61.66.28.27	A	newplanet.net
61.66.28.28	PTR	s21.coowo.com
61.66.28.29	A+PTR	s29.coowo.com
61.66.28.29	A	mail.boss-oa.com
61.66.28.29	A	c-one.com.tw
61.66.28.30	A	s30.coowo.com
61.66.28.32	PTR	61-66-28-32.sparq.coowo.com
61.66.28.32	A	ns.com.tw
61.66.28.33	A+PTR	s300.coowo.com
61.66.28.33	A	gmanshow.net
61.66.28.33	A	mns.com.tw
61.66.28.35	PTR	pr4.coowo.com
61.66.28.35	A	mail.stackchair.com.tw
61.66.28.35	A	changan99.com
61.66.28.38	PTR	s38.coowo.com
61.66.28.38	A	trucklight.com.tw
61.66.28.38	A	mail.skinpotion.com.tw
61.66.28.40	PTR	zimbra.nss.com.tw
61.66.28.44	PTR	61-66-28-44.sparq.coowo.com
61.66.28.44	A	sonet1.coowo.com
61.66.28.45	A	w25.12.com.tw
61.66.28.48	PTR	61-66-28-48.sparq.coowo.com
61.66.28.48	A	mail.fuguemusic.com
61.66.28.48	A	ns.fuguemusic.com
61.66.28.50	PTR	newskinhouse.com.tw
61.66.28.50	A	mail.newskinhouse.com.tw
61.66.28.51	A	mail.riches100.com
61.66.28.51	A	ns.riches100.com
61.66.28.51	A	riches100.com
61.66.28.54	PTR	61-66-28-54.sparq.coowo.com
61.66.28.61	PTR	61-66-28-61.sparq.coowo.com
61.66.28.71	PTR	61-66-28-71.sparq.coowo.com
61.66.28.71	A	mail.changhong.com.tw
61.66.28.71	A	mail.chentech.com.tw
61.66.28.72	PTR	61-66-28-72.sparq.coowo.com
61.66.28.72	A	mail.jdg.com.tw
61.66.28.74	PTR	61-66-28-74.sparq.coowo.com
61.66.28.74	A	mail.thealex.com.tw
61.66.28.74	A	taitien.com
61.66.28.78	A	www.js-net.net
61.66.28.91	PTR	61-66-28-91.sparq.coowo.com
61.66.28.91	A	zlee.12.com.tw
61.66.28.94	PTR	61-66-28-94.sparq.coowo.com
61.66.28.94	A	www.keysonic.com.tw
61.66.28.94	A	keysonic.com.tw
61.66.28.97	A	intelligentcypher.com
61.66.28.98	PTR	61-66-28-98.sparq.coowo.com
61.66.28.99	A	longbow.com.tw
61.66.28.101	A+PTR	s39.coowo.com
61.66.28.101	A	w1.12.com.tw
61.66.28.101	A	www.cylfoundation.org.tw
61.66.28.103	A+PTR	eip.hotels.com.tw
61.66.28.105	A	w5.12.com.tw
61.66.28.107	PTR	p14.coowo.com
61.66.28.107	A	mail.yooks.com
61.66.28.107	A	road-tek.net
61.66.28.109	A	w9.12.com.tw
61.66.28.111	A	w11.12.com.tw
61.66.28.112	A	w12.12.com.tw
61.66.28.113	PTR	61-66-28-113.sparq.coowo.com
61.66.28.115	A+PTR	cacti.coowo.com
61.66.28.115	A	w15.12.com.tw
61.66.28.117	A	www.bescoair.com
61.66.28.117	A	w17.12.com.tw
61.66.28.118	A	w18.12.com.tw
61.66.28.119	PTR	61-66-28-119.sparq.coowo.com
61.66.28.120	A	w20.12.com.tw
61.66.28.123	PTR	mpx.coowo.com
61.66.28.123	A	cr1.coowo.com
61.66.28.131	PTR	creatop.tw
61.66.28.131	A	www.longtrain.com
61.66.28.133	PTR	wpx2.coowo.com
61.66.28.133	A	mail.thealex.com.tw
61.66.28.133	A	www.necoparts.com
61.66.28.134	PTR	px2.coowo.com
61.66.28.134	A	mail.jigon.com
61.66.28.134	A	mail.east.org.tw
61.66.28.135	PTR	wp23.coowo.com
61.66.28.135	A	www.bitspower.com
61.66.28.135	A	mail.dala-arden.com
61.66.28.137	PTR	61-66-28-137.sparq.coowo.com
61.66.28.137	A	mail.sunrise-records.com
61.66.28.138	PTR	61-66-28-138.sparq.coowo.com
61.66.28.138	A	kgc-tw.com
61.66.28.138	A	mail.biotech-lab.com
61.66.28.148	A	w15.hundredplus.com
61.66.28.150	PTR	p20.coowo.com
61.66.28.152	PTR	61-66-28-152.sparq.coowo.com
61.66.28.156	PTR	p12.coowo.com
61.66.28.156	A	freemind.com.tw
61.66.28.156	A	mail.shcheng.com
61.66.28.157	PTR	jp1.coowo.com
61.66.28.157	A	mail.zion368.com
61.66.28.157	A	techgaint-art.com
61.66.28.160	A	jt.coowo.com
61.66.28.160	A	mail.erhgroup.com
61.66.28.165	PTR	honorpump.com.tw
61.66.28.165	A	artbicycle.com
61.66.28.165	A	ns.beikin.com.tw
61.66.28.171	PTR	61-66-28-171.sparq.coowo.com
61.66.28.182	PTR	p13.coowo.com
61.66.28.182	A	mail.xn--hhr175jba287h.com
61.66.28.182	A	ashine-intl.com
61.66.28.183	A	fw2.freeweb.com.tw
61.66.28.192	A	mail2.coowo.com
61.66.28.197	PTR	61-66-28-197.sparq.coowo.com
61.66.28.197	A	mx3.hotels.com.tw
61.66.28.197	A	mx1.hotels.com.tw
61.66.28.198	PTR	61-66-28-198.sparq.coowo.com
61.66.28.199	PTR	vps4.coowo.com
61.66.28.199	A	mailgw.hotels.com.tw
61.66.28.213	PTR	61-66-28-213.sparq.coowo.com
61.66.28.219	A+PTR	obs1.coowo.com
61.66.28.233	A	mail.montmartrewedding.com
61.66.28.233	A	ns.montmartrewedding.com
61.66.28.233	A	montmartrewedding.com
61.66.28.243	A+PTR	pt.coowo.com
61.66.28.243	A	diamana.my
61.66.28.243	A	www.p02643.500.com.tw
61.66.28.246	PTR	61-66-28-246.sparq.coowo.com
61.66.28.246	A	security.hotels.com.tw