Robtex

Up: 42.61.80.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 42.61.80.0/23
Down right: 42.61.82.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
42.61.80.80	A	singapore.westseamarine.com
42.61.80.80	A	singapore.westseamarine.net
42.61.80.99	A	mail.theseletarmall.com
42.61.80.214	A	ns1.themartul.com
42.61.80.214	A	ns2.themartul.com
42.61.80.228	A	mail.whispir.sg
42.61.80.232	A	ap.whispir.com
42.61.81.162	A+PTR	twamail01.tw-asia.com
42.61.81.162	A+PTR	twamail02.tw-asia.com
42.61.81.162	A	thamwong.com
42.61.81.171	A	ahmeicafe.com.sg
42.61.82.84	A	sgmx1.glprop.com
42.61.82.85	A	sgmx2.glprop.com
42.61.82.131	A+PTR	mail.carltoncity.sg
42.61.82.132	PTR	mail.carltoncity.sg
42.61.83.129	A	sg01.hisoft.com
42.61.83.130	A	sg02.hisoft.com
42.61.83.131	A	sg03.hisoft.com
42.61.83.132	A	sg04.hisoft.com
42.61.83.133	A	sg05.hisoft.com
42.61.83.134	A	sg06.hisoft.com
42.61.83.135	A	sg07.hisoft.com
42.61.83.136	A	sg08.hisoft.com
42.61.83.138	A	sg10.hisoft.com
42.61.83.138	A	hpgrtportal.com
42.61.83.139	A	sg11.hisoft.com
42.61.83.140	A	sg12.hisoft.com
42.61.83.141	A	sg13.hisoft.com
42.61.83.142	A	sg14.hisoft.com
42.61.83.178	A	remote.genesisgroup.com.sg
42.61.83.178	A	genesisgroup.com.sg
42.61.83.198	PTR	metrohm.com.sg
42.61.83.198	A	dns2.metrohm.com.sg
42.61.83.198	A	dns2.metrohm.sg