Robtex

Up: 121.203.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 121.203.64.0/22
Down right: 121.203.68.0/22

IP	Type	Hostname
121.203.64.1	PTR	m121-203-64-1.smartone.com
121.203.64.5	A	m121-203-64-5.smartone-vodafone.com
121.203.64.25	PTR	m121-203-64-25.smartone.com
121.203.64.26	PTR	m121-203-64-26.smartone.com
121.203.64.71	A	m121-203-64-71.smartone-vodafone.com
121.203.64.85	A	m121-203-64-85.smartone-vodafone.com
121.203.64.106	PTR	m121-203-64-106.smartone.com
121.203.64.106	A	m121-203-64-106.smartone-vodafone.com
121.203.64.128	PTR	m121-203-64-128.smartone.com
121.203.64.155	PTR	m121-203-64-155.smartone.com
121.203.64.162	A+PTR	m121-203-64-162.smartone.com
121.203.64.170	A	m121-203-64-170.smartone-vodafone.com
121.203.64.176	PTR	m121-203-64-176.smartone.com
121.203.64.184	PTR	m121-203-64-184.smartone.com
121.203.64.200	PTR	m121-203-64-200.smartone.com
121.203.64.224	PTR	m121-203-64-224.smartone.com
121.203.64.227	PTR	m121-203-64-227.smartone.com
121.203.64.234	PTR	m121-203-64-234.smartone.com
121.203.64.243	PTR	m121-203-64-243.smartone.com
121.203.64.250	PTR	m121-203-64-250.smartone.com
121.203.65.131	A	m121-203-65-131.smartone-vodafone.com
121.203.66.111	A	m121-203-66-111.smartone-vodafone.com
121.203.67.70	A	m121-203-67-70.smartone-vodafone.com
121.203.67.96	A	m121-203-67-96.smartone-vodafone.com
121.203.67.126	PTR	m121-203-67-126.smartone.com
121.203.67.126	A	m121-203-67-126.smartone-vodafone.com
121.203.67.176	A	m121-203-67-176.smartone-vodafone.com
121.203.67.250	PTR	m121-203-67-250.smartone.com
121.203.67.253	A	m121-203-67-253.smartone-vodafone.com
121.203.68.162	A	m121-203-68-162.smartone-vodafone.com
121.203.68.178	A	m121-203-68-178.smartone-vodafone.com
121.203.68.239	A	m121-203-68-239.smartone-vodafone.com
121.203.69.3	A	m121-203-69-3.smartone-vodafone.com
121.203.69.25	A	m121-203-69-25.smartone-vodafone.com
121.203.70.39	PTR	m121-203-70-39.smartone.com
121.203.70.39	A	m121-203-70-39.smartone-vodafone.com
121.203.70.61	A	m121-203-70-61.smartone-vodafone.com
121.203.70.75	A	m121-203-70-75.smartone.com
121.203.70.232	PTR	m121-203-70-232.smartone.com
121.203.70.232	A	m121-203-70-232.smartone-vodafone.com
121.203.71.15	A	m121-203-71-15.smartone-vodafone.com
121.203.71.21	A	m121-203-71-21.smartone-vodafone.com
121.203.71.57	A+PTR	m121-203-71-57.smartone.com
121.203.71.57	A	m121-203-71-57.smartone-vodafone.com
121.203.71.66	A	m121-203-71-66.smartone-vodafone.com