Robtex

Up: 203.85.32.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.85.36.0/23
Down right: 203.85.38.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.85.36.2	PTR	hkfax.jwtap.com
203.85.36.2	PTR	ftp.jwtasiapac.com
203.85.36.2	PTR	mail.jwthk.com
203.85.36.136	A	hkgdh01.yr.com
203.85.36.137	A+PTR	mail-apac.cmtww.com
203.85.36.137	PTR	apac-hub.yr.com
203.85.36.137	PTR	mail21.yrbrands.com
203.85.38.6	PTR	ns3.jwt.com
203.85.38.16	PTR	apsmtp1.jwt.com
203.85.38.16	PTR	ap.jwtap.com
203.85.38.16	A+PTR	cnap09.ap.jwt.com
203.85.38.17	PTR	apweb1.jwt.com
203.85.38.17	PTR	unicharm.jwt.com
203.85.38.17	PTR	wwfinance.jwt.com
203.85.38.19	PTR	apsmtp2.jwt.com
203.85.38.21	A+PTR	apcomm2.jwt.com
203.85.38.21	PTR	apcomm2.ap.jwt.com
203.85.38.21	A+PTR	cnap30.ap.jwt.com
203.85.38.31	A+PTR	hkfax.jwtap.com
203.85.38.31	PTR	hkfax.jwtasiapac.com