Robtex

Up: 202.81.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 202.81.16.0/22
Down right: 202.81.20.0/22

IP	Type	Hostname
202.81.18.30	A+PTR	bh02i525f01.au.ibm.com
202.81.18.44	A+PTR	vpa.au.ibm.com
202.81.18.46	PTR	bco-daksh.au.ibm.com
202.81.18.138	A+PTR	e23esmtp04.au.ibm.com
202.81.18.141	A	ns.au.ibm.com
202.81.20.150	A	www-07.ibm.com