Robtex

Up: 121.7.224.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 121.7.224.0/22
Down right: 121.7.228.0/22

IP	Type	Hostname
121.7.224.143	A+PTR	bb121-7-224-143.singnet.com.sg
121.7.224.143	A	mail.kiddyark.com
121.7.225.49	A+PTR	bb121-7-225-49.singnet.com.sg
121.7.225.144	A+PTR	bb121-7-225-144.singnet.com.sg
121.7.225.205	A+PTR	bb121-7-225-205.singnet.com.sg
121.7.226.20	A	bb121-7-226-20.singnet.com.sg
121.7.226.37	A	sgexch01-hub.jonathan-groups.com
121.7.226.56	PTR	bb121-7-226-56.singnet.com.sg
121.7.226.56	A	ecasepay.ddns.net
121.7.226.57	A	motion.dyndns.biz
121.7.226.95	A	bb121-7-226-95.singnet.com.sg
121.7.227.147	PTR	bb121-7-227-147.singnet.com.sg
121.7.228.17	A+PTR	bb121-7-228-17.singnet.com.sg
121.7.228.59	A+PTR	bb121-7-228-59.singnet.com.sg
121.7.228.109	A+PTR	bb121-7-228-109.singnet.com.sg
121.7.228.122	A	psoftaccounting.net
121.7.228.181	A+PTR	bb121-7-228-181.singnet.com.sg
121.7.228.181	A	brixstar.dyndns.org
121.7.229.73	A+PTR	bb121-7-229-73.singnet.com.sg
121.7.229.211	A+PTR	bb121-7-229-211.singnet.com.sg
121.7.230.193	PTR	bb121-7-230-193.singnet.com.sg
121.7.230.254	A	bb121-7-230-254.singnet.com.sg
121.7.231.115	A+PTR	bb121-7-231-115.singnet.com.sg
121.7.231.192	PTR	bb121-7-231-192.singnet.com.sg
121.7.231.239	A	bb121-7-231-239.singnet.com.sg