Robtex

Up: 61.8.220.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 61.8.220.0/24
Down right: 61.8.221.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.8.220.131	A+PTR	ns1.unitedpremas.com
61.8.220.131	A+PTR	ns1.ugl-premas.com
61.8.220.131	A+PTR	ns1.sg.apac.dtz.com
61.8.220.136	A	mail1.unitedpremas.com
61.8.220.139	PTR	61.8.220-139.unknown.starhub.net.sg
61.8.220.139	A	www.unitedpremas.com
61.8.220.139	A	e-premisys.com.au
61.8.220.146	A	postman1.ugl-premas.com
61.8.220.146	A	postman1.unitedpremas.com
61.8.220.146	A	webmail.ugl-premas.com
61.8.221.15	PTR	mail.brileygroup.com
61.8.221.71	A	mail.hramerica.net
61.8.221.137	A+PTR	fm.perennialrealestate.com.sg