Robtex

Up: 42.200.0.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 42.200.0.0/25
Down right: 42.200.0.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
42.200.0.0	A+PTR	42-200-0-0.static.imsbiz.com
42.200.0.37	A+PTR	42-200-0-37.static.imsbiz.com
42.200.0.37	A	adcl.japan.e-collider.com
42.200.0.38	PTR	42-200-0-38.static.imsbiz.com
42.200.0.38	A	mail.bobeisoft.com
42.200.0.38	A	dnwy.net
42.200.0.45	PTR	42-200-0-45.static.imsbiz.com
42.200.0.48	A+PTR	42-200-0-48.static.imsbiz.com
42.200.0.67	A	cagugao.com
42.200.0.72	A+PTR	42-200-0-72.static.imsbiz.com
42.200.0.72	A	www.xn--fiqs8szooyua.com
42.200.0.77	A	shunshicn.com
42.200.0.93	A	42-200-0-93.static.imsbiz.com
42.200.0.111	A+PTR	42-200-0-111.static.imsbiz.com
42.200.0.111	A	juntuchem.com
42.200.0.193	A+PTR	mail.turbojetbooking.com
42.200.0.193	A	mail.tj2b.com
42.200.0.197	A+PTR	mail2.turbojetbooking.com
42.200.0.197	PTR	mail2.turbojettravel.com.hk
42.200.0.198	A+PTR	42-200-0-198.static.imsbiz.com
42.200.0.198	A	tj2b.com
42.200.0.200	A	mail.turbojetcrm.com
42.200.0.212	A+PTR	42-200-0-212.static.imsbiz.com
42.200.0.212	A	www.turbojetcrm.com
42.200.0.224	PTR	42-200-0-224.static.imsbiz.com
42.200.0.224	A	ns2.turbojet.com.hk
42.200.0.224	A	ns2.stctsm.com
42.200.0.228	PTR	42-200-0-228.static.imsbiz.com
42.200.0.228	A	smtp2.macaucruise.com
42.200.0.228	A	smtp2.turbojet.com.hk
42.200.0.230	A	www.turbojetbooking.com
42.200.0.242	A+PTR	mail.macaucruise.com
42.200.0.242	A	www.macaucruise.com
42.200.0.253	A+PTR	42-200-0-253.static.imsbiz.com
42.200.0.253	A	ns2.macaucruise.com
42.200.0.253	A	ns2.turbojetbooking.com