Robtex

Up: 202.140.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 202.140.88.0/22
Down right: 202.140.92.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
202.140.88.8	PTR	m202-140-88-8.ismart.net
202.140.88.48	PTR	m202-140-88-48.ismart.net
202.140.88.50	PTR	m202-140-88-50.ismart.net
202.140.88.99	PTR	m202-140-88-99.ismart.net
202.140.88.121	PTR	m202-140-88-121.ismart.net
202.140.88.138	PTR	m202-140-88-138.ismart.net
202.140.88.144	PTR	m202-140-88-144.ismart.net
202.140.88.153	PTR	m202-140-88-153.ismart.net
202.140.88.170	PTR	m202-140-88-170.ismart.net
202.140.88.184	PTR	m202-140-88-184.ismart.net
202.140.88.193	PTR	m202-140-88-193.ismart.net
202.140.88.202	PTR	m202-140-88-202.ismart.net
202.140.88.227	PTR	m202-140-88-227.ismart.net
202.140.90.1	PTR	m202-140-90-1.ismart.net
202.140.90.57	PTR	mail01.smartone.com
202.140.90.57	A	mail01.ideaxinnoworks.com
202.140.90.57	A	mail01.kissco.com
202.140.90.58	PTR	mail01.smartone.com
202.140.90.58	A	mail01.ideaxinnoworks.com
202.140.90.58	A	mail01.kissco.com
202.140.90.90	PTR	m202-140-90-90.ismart.net
202.140.91.24	PTR	m202-140-91-24.ismart.net
202.140.91.89	PTR	m202-140-91-89.ismart.net
202.140.91.201	PTR	m202-140-91-201.ismart.net
202.140.93.40	PTR	m202-140-93-40.ismart.net
202.140.93.51	PTR	m202-140-93-51.ismart.net
202.140.93.51	A	dns10.ismart.net
202.140.93.82	PTR	m202-140-93-82.ismart.net
202.140.93.96	PTR	m202-140-93-96.ismart.net
202.140.93.105	PTR	m202-140-93-105.ismart.net
202.140.93.165	A	iphone.smartone.com
202.140.94.55	A	mx.smartonebroadband.net
202.140.94.75	PTR	m202-140-94-75.ismart.net