Robtex

Up: 103.19.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 103.19.76.0/23
Down right: 103.19.78.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.19.76.1	A	ip-103-19-76-1.arthanata.net
103.19.76.2	A	ip-103-19-76-2.arthanata.net
103.19.76.3	PTR	ip-103-19-76-3.as132640.net
103.19.76.3	A	ip-103-19-76-3.arthanata.net
103.19.76.5	A+PTR	ip-103-19-76-5.arthanata.net
103.19.76.6	A	ip-103-19-76-6.arthanata.net
103.19.76.7	PTR	ip-103-19-76-7.arthanata.net
103.19.76.11	A+PTR	colo027.arthanata.net
103.19.76.11	A	www.arthanata.net
103.19.76.11	A	mail.arthanata.net
103.19.76.19	A	ip-103-19-76-19.arthanata.net
103.19.76.39	A+PTR	ip-103-19-76-39.arthanata.net
103.19.76.43	A	ip-103-19-76-43.arthanata.net
103.19.76.92	PTR	ip-103-19-76-92.as132640.net
103.19.76.121	A	ip-103-19-76-121.arthanata.net
103.19.76.144	A	ip-103-19-76-144.arthanata.net
103.19.76.202	PTR	ip-103-19-76-202.arthanata.net
103.19.76.202	A	markassemut.com
103.19.76.202	A	veltratel.net
103.19.76.221	A+PTR	ip-103-19-76-221.arthanata.net
103.19.76.230	A	ip-103-19-76-230.arthanata.net
103.19.76.245	A	ip-103-19-76-245.arthanata.net
103.19.76.246	PTR	ip-103-19-76-246.as132640.net
103.19.77.4	A+PTR	dns1.arthanata.web.id
103.19.77.5	A+PTR	sec1.arthanata.web.id
103.19.77.6	A	arthanata-dinamika.com
103.19.77.6	A	herupermana.com
103.19.77.15	PTR	ip-103-19-77-15.arthanata.net
103.19.77.21	PTR	ip-103-19-77-21.as132640.net
103.19.77.22	PTR	ip-103-19-77-22.as132640.net
103.19.77.22	A	mail.tabitha-logistics.com
103.19.77.88	A+PTR	ip-103-19-77-88.arthanata.net
103.19.77.166	PTR	ip-103-19-77-166.arthanata.net
103.19.77.166	A	mail.klasindo.com
103.19.77.167	PTR	ip-103-19-77-167.as132640.net
103.19.77.170	A+PTR	ip-103-19-77-170.arthanata.net
103.19.77.170	A	www.klasindo.com
103.19.77.202	A	ip-103-19-77-202.arthanata.net
103.19.77.218	A+PTR	ip-103-19-77-218.arthanata.net
103.19.77.219	A	ip-103-19-77-219.arthanata.net
103.19.77.222	A	ip-103-19-77-222.arthanata.net
103.19.77.226	A	ip-103-19-77-226.arthanata.net
103.19.77.236	A	ip-103-19-77-236.arthanata.net
103.19.78.31	A	ip-103-19-78-31.arthanata.net
103.19.78.147	A+PTR	ip-103-19-78-147.arthanata.net
103.19.78.249	A	ip-103-19-78-249.arthanata.net
103.19.79.30	PTR	ip-103-19-79-30.as132640.net
103.19.79.71	A	ancamedia.net