Robtex

Up: 203.173.88.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.173.92.0/23
Down right: 203.173.94.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.173.92.2	A+PTR	ns1.buanter.net
203.173.92.2	A	buanter.net
203.173.92.3	A+PTR	ns2.buanter.net
203.173.92.4	A	traffic.buanter.net
203.173.92.5	A+PTR	mail.buanter.net
203.173.92.6	A+PTR	mail.buanter.net
203.173.92.44	A	mail2.mgc.co.id
203.173.92.45	A	linux.mgc.co.id
203.173.92.50	A	mail.ardi.info
203.173.92.50	A	www.ardi.info
203.173.92.142	PTR	ip-92-142.buanter.net
203.173.92.194	PTR	ip-92-194.buanter.net
203.173.92.214	PTR	ip-92-214.buanter.net
203.173.92.250	A	ip13.org
203.173.92.254	PTR	ip-92-254.buanter.net
203.173.92.254	A	rsmekarsari.com
203.173.93.15	PTR	ip-93-15.buanter.net
203.173.93.15	A	warkop-ukm.com
203.173.93.15	A	thecabinetsystems.com
203.173.93.18	A	mx2.smartfinance.co.id
203.173.93.35	A+PTR	mail.karyagraha.com
203.173.93.35	A	mail.karyabangun.com
203.173.93.36	A	www.karyagraha.com
203.173.93.37	PTR	ip-93-37.buanter.net
203.173.93.37	A	karyagraha.com
203.173.93.37	A	ns1.karyagraha.com
203.173.93.42	PTR	ip-93-42.buanter.net
203.173.93.138	PTR	ip-93-138.buanter.net
203.173.93.165	PTR	ip-93-165.buanter.net
203.173.93.167	PTR	ip-93-167.buanter.net
203.173.93.170	PTR	ip-93-170.buanter.net
203.173.93.174	PTR	ip-93-174.buanter.net
203.173.94.2	PTR	ip-94-2.buanter.net
203.173.94.62	PTR	ip-94-62.buanter.net
203.173.94.100	A	mail.floatprojects.com
203.173.94.211	A	mail.exsamap.com
203.173.94.225	PTR	ip-94-225.buanter.net
203.173.94.226	PTR	ip-94-226.buanter.net
203.173.94.234	PTR	ip-94-234.buanter.net
203.173.94.251	PTR	ip-94-251.buanter.net
203.173.94.251	A	mail.serbamulia.co.id
203.173.94.251	A	mail2.serbamulia.co.id