Robtex

Up: 61.63.80.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 61.63.80.0/25
Down right: 61.63.80.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.63.80.8	PTR	mail.want-media.com
61.63.80.8	A	www.sctravel.tw
61.63.80.35	PTR	61-63-80-host35.kbtelecom.net.tw
61.63.80.35	A	mail.blen0-nxl4t.net
61.63.80.35	A	mail.bird-7z1.net
61.63.80.36	PTR	61-63-80-host36.kbtelecom.net.tw
61.63.80.36	A	mail.3b2-ldc-48y.tech
61.63.80.36	A	mail.sheep-kst.net
61.63.80.37	A+PTR	61-63-80-host37.kbtelecom.net.tw
61.63.80.37	A	mail.4x6y0s-tux.tech
61.63.80.37	A	mail.5am-2h4-hei.tech
61.63.80.38	PTR	61-63-80-host38.kbtelecom.net.tw
61.63.80.38	A	mail.c18pm-w0kx9.net
61.63.80.38	A	mail.5fntj-scenario.tech
61.63.80.39	PTR	61-63-80-host39.kbtelecom.net.tw
61.63.80.39	A	mail.721vpt-f0g.tech
61.63.80.39	A	7ll881-fx1.tech
61.63.80.40	PTR	61-63-80-host40.kbtelecom.net.tw
61.63.80.40	A	mail.milk-gaw.net
61.63.80.40	A	mail.8834og-wg2.tech
61.63.80.41	PTR	61-63-80-host41.kbtelecom.net.tw
61.63.80.41	A	mail.bjr-aja-iwp.tech
61.63.80.41	A	mail.a9binq-6n4.tech
61.63.80.42	A+PTR	61-63-80-host42.kbtelecom.net.tw
61.63.80.42	A	mail.cmhf1r-4dp.tech
61.63.80.42	A	mail.cb3ij8-7or.tech
61.63.80.43	PTR	61-63-80-host43.kbtelecom.net.tw
61.63.80.43	A	mail.cp8q7a-7ty.tech
61.63.80.43	A	mail.flower-w08.net
61.63.80.44	A+PTR	61-63-80-host44.kbtelecom.net.tw
61.63.80.44	A	eic-uni-bng.tech
61.63.80.44	A	mail.e5cxmr-oka.tech
61.63.80.45	A+PTR	61-63-80-host45.kbtelecom.net.tw
61.63.80.46	A+PTR	61-63-80-host46.kbtelecom.net.tw
61.63.80.46	A	ctxyrfbja.net
61.63.80.46	A	mail.n23j0-bcjfz.net
61.63.80.47	A+PTR	61-63-80-host47.kbtelecom.net.tw
61.63.80.47	A	mail.admin-min7.net
61.63.80.47	A	abinaseteo0708.net
61.63.80.48	A+PTR	61-63-80-host48.kbtelecom.net.tw
61.63.80.48	A	mail.423w6-k2t32.net
61.63.80.48	A	mail.adsf-eeg7.net
61.63.80.49	A+PTR	61-63-80-host49.kbtelecom.net.tw
61.63.80.49	A	mail.afte-r007.net
61.63.80.49	A	mail.aft7-afer.net
61.63.80.50	A+PTR	61-63-80-host50.kbtelecom.net.tw
61.63.80.50	A	mail.dakaraoisii2016.net
61.63.80.50	A	mail.after-ace7.net
61.63.80.51	A	mail.desk-ywk.net
61.63.80.51	A	mail.aftopio-min.net
61.63.80.52	A+PTR	61-63-80-host52.kbtelecom.net.tw
61.63.80.53	PTR	61-63-80-host53.kbtelecom.net.tw
61.63.80.53	A	mail.zevpqvxyx.net
61.63.80.53	A	mail.am556-7s6cv.net
61.63.80.54	A	mail.door-qve.net
61.63.80.56	A	mail.67v1l-lksry.net
61.63.80.57	A	mail.bag-jpy.net
61.63.80.57	A	mail.hflic-m3mss.net
61.63.80.57	A	mail.zyacy-e4sj6.net
61.63.80.58	A	mail.lif5w-ilx98.net
61.63.80.58	A	mail.bat-aog.net
61.63.80.58	A	lif5w-ilx98.net
61.63.80.59	A+PTR	61-63-80-host59.kbtelecom.net.tw
61.63.80.59	A	mail.bedlptpsg.net
61.63.80.59	A	mail.egg-daisuki2016.net
61.63.80.60	A	mail.watch-k1r.net
61.63.80.60	A	egg-i3h.net
61.63.80.60	A	mail.egg-i3h.net
61.63.80.80	PTR	61-63-80-host80.kbtelecom.net.tw
61.63.80.81	PTR	dvm50.devicevm.com.tw
61.63.80.98	A+PTR	61-63-80-host98.kbtelecom.net.tw
61.63.80.99	A	ns2.roresin.com.tw
61.63.80.102	A	61-63-80-host102.kbtelecom.net.tw
61.63.80.117	A+PTR	mail.tdi4u.com.tw
61.63.80.117	PTR	mail.drpaper.com.tw
61.63.80.117	A	drpaper.com.tw
61.63.80.118	A+PTR	mail.qservice.com.tw
61.63.80.118	A	qservice.com.tw
61.63.80.118	A	dns1.integrated.com.tw
61.63.80.133	A+PTR	mailer3.edm.17life.com.tw
61.63.80.133	A	61-63-80-host133.kbtelecom.net.tw
61.63.80.163	PTR	mx31.edm.17life.com.tw
61.63.80.163	A	61-63-80-host163.kbtelecom.net.tw