Robtex

Up: 202.133.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 202.133.4.0/23
Down right: 202.133.6.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
202.133.4.67	A+PTR	mail4.panarub.co.id
202.133.4.68	A	mail.mkm-indo.co.id
202.133.4.70	PTR	panarub.co.id
202.133.4.70	A	comm.panarub.co.id
202.133.4.71	PTR	smtp1.panarub.co.id
202.133.4.71	A	smtp2.wof-indo.com
202.133.4.71	A	smtp2.bintangindokarya.co.id
202.133.4.72	A+PTR	mail1.panarub.co.id
202.133.4.72	A	webmail.panarub.co.id
202.133.4.72	A	mail2.bintangindokarya.co.id
202.133.4.77	PTR	mail1.panarub.co.id
202.133.4.233	A	email.ashcrofindo.com
202.133.5.6	A+PTR	mail.kasindo.co.id
202.133.5.6	A	kasindo.co.id
202.133.5.35	A+PTR	mail.dwikarya.co.id
202.133.5.36	A	dwikarya.co.id
202.133.5.238	A	mail.indochem.co.id
202.133.6.46	A	sarasware.com
202.133.6.58	A	banglong.web.id
202.133.6.85	A	mail.mlinote.com
202.133.6.85	A	mlinote.com
202.133.7.14	A	mail.mlinote.com
202.133.7.14	A	myapps.cmk.co.id
202.133.7.14	A	cmk.co.id
202.133.7.195	A+PTR	gcmail.goldencrown.co.id
202.133.7.195	A	ns1.goldencrown.co.id
202.133.7.195	A	goldencrown.co.id