Robtex

Up: 121.7.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 121.7.160.0/21
Down right: 121.7.168.0/21

IP	Type	Hostname
121.7.160.19	PTR	bb121-7-160-19.singnet.com.sg
121.7.160.87	A	bb121-7-160-87.singnet.com.sg
121.7.161.142	A+PTR	bb121-7-161-142.singnet.com.sg
121.7.162.18	A	bb121-7-162-18.singnet.com.sg
121.7.162.20	A	smtp.kenputer.biz
121.7.162.20	A	*.kenputer.biz
121.7.162.182	PTR	bb121-7-162-182.singnet.com.sg
121.7.162.191	A	brompton.homedns.org
121.7.163.47	A+PTR	bb121-7-163-47.singnet.com.sg
121.7.163.153	A+PTR	bb121-7-163-153.singnet.com.sg
121.7.164.10	A	bb121-7-164-10.singnet.com.sg
121.7.164.16	A+PTR	bb121-7-164-16.singnet.com.sg
121.7.164.60	A	mail.xu-ibg.com
121.7.164.60	A	xu-ibg.com
121.7.164.67	A	congyuan.net
121.7.164.234	A	bb121-7-164-234.singnet.com.sg
121.7.165.106	A+PTR	bb121-7-165-106.singnet.com.sg
121.7.165.106	A	edu-sh.com
121.7.165.147	PTR	bb121-7-165-147.singnet.com.sg
121.7.165.201	A+PTR	bb121-7-165-201.singnet.com.sg
121.7.167.7	A+PTR	bb121-7-167-7.singnet.com.sg
121.7.167.42	A+PTR	bb121-7-167-42.singnet.com.sg
121.7.167.77	A+PTR	bb121-7-167-77.singnet.com.sg
121.7.167.149	A+PTR	bb121-7-167-149.singnet.com.sg
121.7.168.217	A+PTR	bb121-7-168-217.singnet.com.sg
121.7.169.47	A+PTR	bb121-7-169-47.singnet.com.sg
121.7.169.215	PTR	bb121-7-169-215.singnet.com.sg
121.7.170.137	PTR	bb121-7-170-137.singnet.com.sg
121.7.170.212	A+PTR	bb121-7-170-212.singnet.com.sg
121.7.170.229	A+PTR	bb121-7-170-229.singnet.com.sg
121.7.171.140	A	bb121-7-171-140.singnet.com.sg
121.7.172.42	A	angmohapproved.com
121.7.172.77	A	bb121-7-172-77.singnet.com.sg
121.7.173.18	A	bb121-7-173-18.singnet.com.sg
121.7.173.238	A	bb121-7-173-238.singnet.com.sg
121.7.173.240	A	bb121-7-173-240.singnet.com.sg
121.7.175.21	A+PTR	bb121-7-175-21.singnet.com.sg
121.7.175.169	A+PTR	bb121-7-175-169.singnet.com.sg
121.7.175.203	PTR	bb121-7-175-203.singnet.com.sg