Robtex

Up: 58.185.112.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 58.185.112.0/23
Down right: 58.185.114.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
58.185.112.4	A	mailhost2.brel.com
58.185.112.18	A	mail.arplusd.net
58.185.112.137	A	mail.zhongmin.info
58.185.112.137	A	zhongmin.info
58.185.112.165	PTR	ns2.ahtc.org.sg
58.185.112.165	PTR	ns2.hougang.org.sg
58.185.112.243	PTR	mail.unistrategic.com
58.185.112.243	A	mail.uninetintelligence.com
58.185.112.244	PTR	scorpio.unifone.net
58.185.112.244	A	bkup.unistrategic.com
58.185.112.246	PTR	unistrategic.com
58.185.112.247	PTR	mail.fdbinsights.com
58.185.113.50	A	nys1.leeclan.net
58.185.113.50	A	nys1.gvphk.com
58.185.113.50	A	nys1.lumpah.com
58.185.113.98	A+PTR	smtp.qaf.com.sg
58.185.113.146	PTR	mail.karcher-asia.com
58.185.113.151	A	mail.karcher-asia.com
58.185.113.151	A	webmail.karcher-asia.com
58.185.113.151	A	karcher-asia.com
58.185.113.246	A+PTR	mail.hobee.com
58.185.113.246	A+PTR	pop.hobee.com
58.185.113.246	A+PTR	smtp.hobee.com
58.185.114.12	A	mail.rcse.com.sg
58.185.114.14	A+PTR	frontmail.rcse.com.sg
58.185.114.17	A	mail2.cairnhillgroup.com
58.185.114.19	PTR	mail.cairnhillgroup.com
58.185.114.19	A	mail.cairnhillhotel.com
58.185.114.19	A	vivu.cairnhillgroup.com
58.185.114.20	A	colonymembersclub.com
58.185.114.20	A	www.cairnhillgroup.com
58.185.114.20	A	cairnhillgroup.com
58.185.114.66	A	pinoyexpress.sg
58.185.114.243	A	aes.scma.org.sg
58.185.115.131	A	www.myhealthway.com.sg
58.185.115.131	A	myhealthway.com.sg
58.185.115.134	A	*.healthwaymedical.com
58.185.115.135	PTR	mail.healthwaymedical.com
58.185.115.140	A	healthwaymedical.com.sg