Robtex

Up: 27.33.88.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 27.33.88.0/23
Down right: 27.33.90.0/23

IP	Type	Hostname
27.33.88.106	A+PTR	27-33-88-106.tpgi.com.au
27.33.88.233	A	5280-group.com
27.33.89.82	A+PTR	27-33-89-82.tpgi.com.au
27.33.89.134	A+PTR	remote.beyondindia.net.au
27.33.89.166	A	mail.gpnafp.com.au
27.33.89.167	A	snr-mail1.snrtechs.com
27.33.90.1	PTR	27-33-90-1.tpgi.com.au
27.33.90.125	PTR	27-33-90-125.tpgi.com.au
27.33.90.125	A	mail.marriott.net.au
27.33.90.125	A	shropbook.com
27.33.90.215	A	27-33-90-215.tpgi.com.au
27.33.91.235	PTR	27-33-91-235.tpgi.com.au