Robtex

Up: 122.49.228.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 122.49.230.0/24
Down right: 122.49.231.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
122.49.230.23	PTR	ip-230-23.telindo.net.id
122.49.230.23	A	mx.telindo.net.id
122.49.230.121	PTR	ip-230-121.telindo.net.id
122.49.230.148	PTR	ip-230-148.telindo.net.id
122.49.231.35	A	mail.netvone.com
122.49.231.39	A+PTR	mail.abk.co.id
122.49.231.39	PTR	ip231-39.telindo.net.id
122.49.231.39	A	www.abk.co.id
122.49.231.45	A	smtp.telindo.net.id