Robtex

Up: 203.87.56.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 203.87.56.0/24
Down right: 203.87.57.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.87.56.14	PTR	203-87-56-14.static.tpgi.com.au
203.87.56.46	A+PTR	mail.smartwatercorp.com.au
203.87.56.76	PTR	203-87-56-76.static.tpgi.com.au
203.87.56.78	A	remote.creationhomes.com.au
203.87.56.101	PTR	203-87-56-101.static.tpgi.com.au
203.87.56.101	A	test.sourcecentral.com.au
203.87.56.101	A	mail.test.sourcecentral.com.au
203.87.56.116	PTR	bund.com.au
203.87.56.116	A	charliethesheep.net
203.87.56.116	A	greasemaxsouthernafrica.com
203.87.56.146	PTR	203-87-56-146.static.tpgi.com.au
203.87.56.146	A	investorportal.com.au
203.87.56.146	A	mail.investorportal.com.au
203.87.56.238	PTR	mhub.fambiz.org.au
203.87.56.238	A	mailex.fambiz.org.au
203.87.57.6	PTR	203-87-57-6.static.tpgi.com.au
203.87.57.6	A	mail.money1.com.au
203.87.57.26	PTR	26.57.87.203.static.qld.chariot.net.au
203.87.57.62	PTR	62.57.87.203.static.qld.chariot.net.au
203.87.57.62	A	mail2.mannchs.org.au
203.87.57.74	PTR	74.57.87.203.static.qld.chariot.net.au
203.87.57.74	A	mail.eelaw.com.au
203.87.57.84	PTR	84.57.87.203.static.qld.chariot.net.au
203.87.57.86	PTR	203-87-57-86.static.tpgi.com.au
203.87.57.86	A	mail.blackburnlazer.com.au
203.87.57.90	PTR	203-87-57-90.static.tpgi.com.au
203.87.57.102	A	mail.dgglobal.co
203.87.57.102	A	dgglobal.co
203.87.57.118	A	mail.flcmicro.com
203.87.57.118	A	mail.coolon.com.au
203.87.57.118	A	mail0.flcmicro.com
203.87.57.202	A	strategicvic.com.au
203.87.57.229	PTR	203-87-57-229.static.tpgi.com.au
203.87.57.230	A	mail.arlin.com.au
203.87.57.230	A	mail.deanquip.com