Robtex

Up: 42.159.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 42.159.160.0/20
Down right: 42.159.176.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
42.159.161.152	A	autodiscover.ucomsz.com
42.159.161.152	A	webmail.carlisle.cn
42.159.161.152	A	autodiscover.partner.outlook.cn
42.159.161.184	A	autodiscover.ucomsz.com
42.159.161.184	A	autodiscover.partner.outlook.cn
42.159.161.202	PTR	cn01.secondary.quarantine.protection.partner.outlook.cn
42.159.161.202	A	sweatco-com01c.mail.protection.partner.outlook.cn
42.159.161.202	A	larkchina-com01b.mail.protection.partner.outlook.cn
42.159.161.210	PTR	mail-shaop0210.outbound.protection.partner.outlook.cn
42.159.162.10	A	cnbright.net
42.159.162.10	A	buptemc.com
42.159.162.10	A	sinhonglian.com
42.159.163.9	A	ns2.dns.partner.microsoftonline.cn
42.159.163.11	A	microsoftonline.cn
42.159.163.130	A	mail.xinghuipaper.com
42.159.163.130	A	mail.airol.cn
42.159.163.130	A	mail.gl-investment.com
42.159.163.194	A	mail.xinghuipaper.com
42.159.163.194	A	mail.airol.cn
42.159.163.194	A	mail.gl-investment.com
42.159.164.97	A+PTR	mail-shahn0097.outbound.protection.partner.outlook.cn
42.159.164.98	A+PTR	mail-shahn0098.outbound.protection.partner.outlook.cn
42.159.164.99	A+PTR	mail-shahn0099.outbound.protection.partner.outlook.cn
42.159.164.100	A+PTR	mail-shahn0100.outbound.protection.partner.outlook.cn
42.159.164.129	A+PTR	mail-shaon0129.outbound.protection.partner.outlook.cn
42.159.164.150	A+PTR	mail-shaon0150.outbound.protection.partner.outlook.cn
42.159.166.25	A	prodnet3-7a0001.sharepoint.cn.akadns.net
42.159.166.25	A	prodnet3-7ipv4a0001.sharepoint.cn.akadns.net
42.159.166.26	A	iexist.cn
42.159.166.26	A	trhyun.com