Robtex

Up: 125.16.224.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 125.16.232.0/22
Down right: 125.16.236.0/22

IP	Type	Hostname
125.16.236.1	A	e28-mx4.in.ibm.com
125.16.236.2	A	e28-mx4.in.ibm.com
125.16.236.2	A	e28smtp02.in.ibm.com
125.16.236.3	A	e28-mx4.in.ibm.com
125.16.236.3	A	e28smtp03.in.ibm.com
125.16.236.4	A	e28-mx5.in.ibm.com
125.16.236.5	A	e28-mx5.in.ibm.com
125.16.236.6	A	e28-mx5.in.ibm.com
125.16.236.7	A	e28-mx6.in.ibm.com
125.16.236.8	A+PTR	e28smtp08.in.ibm.com
125.16.236.8	A	e28-mx6.in.ibm.com
125.16.236.9	A	e28-mx6.in.ibm.com
125.16.236.9	A	e28smtp09.in.ibm.com