Robtex

Up: 122.144.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 122.144.4.0/23
Down right: 122.144.6.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
122.144.4.46	A	oilclinic.com
122.144.4.51	A+PTR	mms-idmx-1.maxindo.net
122.144.4.52	A	mms-idmx-2.maxindo.net
122.144.4.94	PTR	rbcindonesia.com
122.144.4.133	PTR	133.4.144.122.maxindo.net
122.144.4.142	PTR	142.4.144.122.maxindo.net
122.144.4.180	A	mx.mutiaraanugrah.com
122.144.4.198	PTR	198.4.144.122.maxindo.net
122.144.4.246	PTR	mail.maxindo.net.id
122.144.5.28	PTR	28.5.144.122.maxindo.net
122.144.5.30	PTR	30.5.144.122.maxindo.net
122.144.5.45	PTR	45.5.144.122.maxindo.net
122.144.5.45	A	xv-power.com
122.144.5.45	A	kurnianetworks.com
122.144.5.54	PTR	54.5.144.122.maxindo.net
122.144.5.58	PTR	58.5.144.122.maxindo.net
122.144.5.58	A	saeboworld.com
122.144.5.68	PTR	68.5.144.122.maxindo.net
122.144.5.74	PTR	74.5.144.122.maxindo.net
122.144.5.76	PTR	76.5.144.122.maxindo.net
122.144.5.98	PTR	98.5.144.122.maxindo.net
122.144.5.136	PTR	136.5.144.122.maxindo.net
122.144.5.136	A	primaprakarsa.com
122.144.5.137	A+PTR	mail.prakarsa.biz
122.144.5.138	A	mail.dinamikaagung.com
122.144.5.138	A	dinamikaagung.com
122.144.5.186	A+PTR	www.vrmtr.com
122.144.5.186	A	mail.vrmtr.com
122.144.5.186	A	vrmtr.com
122.144.5.218	PTR	idgs.office.maxindo.net.id
122.144.5.235	PTR	235.5.144.122.maxindo.net
122.144.5.242	A+PTR	mail.teletama.com
122.144.5.242	A	mx.teletama.com
122.144.5.243	A+PTR	mail.erafone.com
122.144.5.243	A	webmail.erafone.com
122.144.5.244	A+PTR	mail.ibox.co.id
122.144.5.245	A+PTR	mail.erajaya.com
122.144.5.245	A	mx.erajaya.com
122.144.5.246	PTR	mail.multimediaselular.com
122.144.5.246	A	multimediaselular.com
122.144.5.250	A+PTR	mms-idmx-5.maxindo.net
122.144.5.251	A+PTR	mms-idmx-6.maxindo.net
122.144.6.50	A+PTR	mms-idmx-10.maxindo.net
122.144.6.62	PTR	62.6.144.122.maxindo.net
122.144.6.62	A	warnawarnigroup.com
122.144.6.62	A	aurorahijab.com
122.144.6.66	PTR	66.6.144.122.maxindo.net
122.144.6.82	PTR	82.6.144.122.maxindo.net
122.144.6.84	PTR	84.6.144.122.maxindo.net
122.144.6.132	PTR	132.6.144.122.maxindo.net
122.144.6.153	A	acong.maxindo.net
122.144.6.163	PTR	163.6.144.122.maxindo.net
122.144.6.163	A	mail.putrachandra.com
122.144.6.174	PTR	174.6.144.122.maxindo.net
122.144.6.210	PTR	210.6.144.122.maxindo.net
122.144.6.242	PTR	242.6.144.122.maxindo.net
122.144.7.21	PTR	21.7.144.122.maxindo.net
122.144.7.21	A	ayjh.com.cn
122.144.7.58	PTR	58.7.144.122.maxindo.net
122.144.7.171	PTR	171.7.144.122.maxindo.net