Robtex

Up: 139.255.46.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 139.255.47.0/25
Down right: 139.255.47.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
139.255.47.3	PTR	ln-static-139-255-47-3.link.net.id
139.255.47.17	PTR	ln-static-139-255-47-17.link.net.id
139.255.47.18	PTR	ln-static-139-255-47-18.link.net.id
139.255.47.19	PTR	ln-static-139-255-47-19.link.net.id
139.255.47.23	PTR	ln-static-139-255-47-23.link.net.id
139.255.47.27	PTR	centratama.com
139.255.47.27	PTR	retower.co.id
139.255.47.28	A	mail.centratama.com
139.255.47.29	A	mail.centratama.com
139.255.47.30	A	mail.centratama.com
139.255.47.49	PTR	ln-static-139-255-47-49.link.net.id
139.255.47.51	PTR	ln-static-139-255-47-51.link.net.id
139.255.47.54	PTR	ln-static-139-255-47-54.link.net.id
139.255.47.54	A	propanflooring.com
139.255.47.75	PTR	ln-static-139-255-47-75.link.net.id
139.255.47.75	A	mitra.indikafm.com
139.255.47.77	PTR	ln-static-139-255-47-77.link.net.id
139.255.47.78	PTR	ln-static-139-255-47-78.link.net.id
139.255.47.83	PTR	ln-static-139-255-47-83.link.net.id
139.255.47.147	PTR	ln-static-139-255-47-147.link.net.id
139.255.47.154	PTR	ln-static-139-255-47-154.link.net.id
139.255.47.165	A	mail.baliparagon.com
139.255.47.183	A	ippi.astra.co.id
139.255.47.211	A	mail.thetranshotel.com
139.255.47.211	A	mail.thetransresort.com
139.255.47.211	A	mail.transresortbali.com
139.255.47.214	PTR	ln-static-139-255-47-214.link.net.id
139.255.47.214	A	mailprotection.thetranshotel.com
139.255.47.220	A	bdg.transstudioworld.com
139.255.47.220	A	mail.transstudiobandung.com
139.255.47.221	PTR	ln-static-139-255-47-221.link.net.id
139.255.47.221	A	wstsm.transbrowser.org
139.255.47.221	A	hrtsb.transbrowser.org