Robtex

Up: 199.127.240.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 199.127.244.0/23
Down right: 199.127.246.0/23

IP	Type	Hostname
199.127.244.2	A+PTR	na02.mypinpointe.com
199.127.244.2	A	email.mypinpointe.com
199.127.244.3	A+PTR	na04.mypinpointe.com
199.127.244.11	PTR	domain.not.configured
199.127.244.11	A	na01.mypinpointe.com
199.127.245.19	PTR	domain.not.configured
199.127.245.35	PTR	domain.not.configured
199.127.245.136	PTR	domain.not.configured
199.127.247.2	A+PTR	mta7002.slnews.pptsend02.com
199.127.247.4	A+PTR	mta7004.slinfo.pptsend02.com
199.127.247.34	A+PTR	mta7034.slnews.pptsend02.com
199.127.247.36	A+PTR	mta7036.slinfo.pptsend02.com
199.127.247.134	A+PTR	mta7134.ad.pptsend03.com
199.127.247.135	A+PTR	mta7135.ad.pptsend03.com
199.127.247.136	A+PTR	mta7136.eh.pptsend03.com
199.127.247.137	A+PTR	mta7137.eh.pptsend03.com
199.127.247.138	A+PTR	mta7138.im.pptsend03.com
199.127.247.139	A+PTR	mta7139.im.pptsend03.com
199.127.247.140	A+PTR	mta7140.nr.pptsend03.com
199.127.247.141	A+PTR	mta7141.nr.pptsend03.com
199.127.247.142	A+PTR	mta7142.sv.pptsend03.com
199.127.247.143	A+PTR	mta7143.sv.pptsend03.com
199.127.247.170	A+PTR	mta7170.news.techniquesandtips.com
199.127.247.171	A+PTR	mta7171.news.techniquesandtips.com
199.127.247.201	A	dell1u.mypinpointe.com
199.127.247.213	A	sbdesigns.co
199.127.247.213	A	iwtg.co