Robtex

Up: 123.100.128.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 123.100.128.0/24
Down right: 123.100.129.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.100.128.11	A+PTR	ns1.pivit.net.au
123.100.128.11	A	ns1.coomerawaters.net.au
123.100.128.11	A	ns1.delfcam.com.au
123.100.128.12	A+PTR	dnscache1.pivit.net.au
123.100.128.12	A	ns3.pivit.net.au
123.100.128.12	A	ns3.pivit.com.au
123.100.128.17	PTR	www.pivit.net.au
123.100.128.17	A	alwayshome.net.au
123.100.128.17	A	delfcam.com.au
123.100.128.21	A+PTR	ns2.pivit.net.au
123.100.128.21	A	ns2.delfcam.com.au
123.100.128.21	A	ns2.coomerawaters.net.au
123.100.128.22	A+PTR	dnscache2.pivit.net.au
123.100.128.22	A	ns4.pivit.net.au
123.100.128.22	A	ns4.pivit.com.au
123.100.128.23	PTR	mail.pivit.net.au
123.100.128.23	A	mail.coomerawaters.net.au
123.100.128.27	A+PTR	cpe-123-100-128-27.pivit.net.au
123.100.128.27	A	www.pivit.net.au
123.100.128.27	A	www.pivit.com.au
123.100.129.26	A+PTR	cpe-123-100-129-26.pivit.net.au
123.100.129.56	A+PTR	cpe-123-100-129-56.pivit.net.au
123.100.129.61	A+PTR	cpe-123-100-129-61.pivit.net.au
123.100.129.69	A+PTR	cpe-123-100-129-69.pivit.net.au
123.100.129.97	A+PTR	cpe-123-100-129-97.pivit.net.au
123.100.129.103	A+PTR	cpe-123-100-129-103.pivit.net.au
123.100.129.130	A+PTR	gi0-2-99.pn1.qr.core.pivit.net.au
123.100.129.159	A+PTR	cpe-123-100-129-159.pivit.net.au
123.100.129.163	PTR	v53-g02.pn1.qr.pivit.net.au
123.100.129.189	A+PTR	cpe-123-100-129-189.pivit.net.au
123.100.129.200	A+PTR	cpe-123-100-129-200.pivit.net.au
123.100.129.215	A+PTR	cpe-123-100-129-215.pivit.net.au
123.100.129.226	PTR	cpe-123-100-129-226.pivit.net.au
123.100.129.226	A	mail.dynamicfinance.com.au
123.100.129.226	A	mail.picgroup.com.au
123.100.129.234	A+PTR	cpe-123-100-129-234.pivit.net.au