Robtex

Up: 98.15.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 98.15.0.0/18
Down right: 98.15.64.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
98.15.0.50	PTR	mta-98-15-0-50.nyc.rr.com
98.15.0.114	PTR	mta-98-15-0-114.nyc.rr.com
98.15.0.192	PTR	mta-98-15-0-192.nyc.rr.com
98.15.0.236	PTR	mta-98-15-0-236.nyc.rr.com
98.15.0.240	PTR	mta-98-15-0-240.nyc.rr.com
98.15.0.240	A	terrencetruitt.com
98.15.1.130	PTR	mta-98-15-1-130.nyc.rr.com
98.15.1.132	PTR	mta-98-15-1-132.nyc.rr.com
98.15.4.2	PTR	mta-98-15-4-2.nyc.rr.com
98.15.4.2	A	winningmsgs.net
98.15.9.2	PTR	mta-98-15-9-2.nyc.res.rr.com
98.15.11.246	PTR	mta-98-15-11-246.nyc.rr.com
98.15.14.2	PTR	mta-98-15-14-2.nyc.rr.com
98.15.20.2	PTR	mta-98-15-20-2.nyc.rr.com
98.15.23.2	PTR	mta-98-15-23-2.nyc.rr.com
98.15.23.52	PTR	mta-98-15-23-52.nyc.rr.com
98.15.23.52	A	quxu.com
98.15.23.52	A	www.quxu.com
98.15.25.2	PTR	mta-98-15-25-2.nyc.rr.com
98.15.32.128	PTR	mta-98-15-32-128.nyc.rr.com
98.15.32.129	PTR	mta-98-15-32-129.nyc.rr.com
98.15.32.130	PTR	mta-98-15-32-130.nyc.rr.com
98.15.40.0	PTR	mta-98-15-40-0.nyc.rr.com
98.15.40.129	PTR	mta-98-15-40-129.nyc.rr.com
98.15.40.130	PTR	mta-98-15-40-130.nyc.rr.com
98.15.42.122	A	mail.ezmedianyc.com
98.15.42.123	PTR	mta-98-15-42-123.nyc.rr.com
98.15.43.151	PTR	mta-98-15-43-151.nyc.rr.com
98.15.43.151	A	pupossport.com
98.15.43.151	A	jdailywalk.com
98.15.48.216	PTR	mta-98-15-48-216.nyc.rr.com
98.15.48.216	A	eclipsephoto.net
98.15.50.29	A	bmar.us
98.15.54.150	PTR	mta-98-15-54-150.nyc.rr.com
98.15.54.190	PTR	mta-98-15-54-190.nyc.rr.com
98.15.54.190	A	weng.eu.org
98.15.57.226	PTR	mta-98-15-57-226.nyc.rr.com
98.15.57.226	A	americadirectbuy.com
98.15.64.3	PTR	mta-98-15-64-3.nyc.rr.com
98.15.64.131	PTR	mta-98-15-64-131.nyc.rr.com
98.15.75.184	PTR	mta-98-15-75-184.nyc.rr.com
98.15.75.184	A	discobole.com
98.15.75.184	A	ratingmovies.com
98.15.79.128	PTR	mta-98-15-79-128.nyc.rr.com
98.15.79.129	PTR	mta-98-15-79-129.nyc.rr.com
98.15.79.131	PTR	mta-98-15-79-131.nyc.rr.com
98.15.87.89	A	mail.flyjcam.net
98.15.87.89	A	flyjcam.net
98.15.98.230	PTR	mta-98-15-98-230.nyc.rr.com
98.15.106.227	PTR	mta-98-15-106-227.nyc.rr.com
98.15.113.230	PTR	mta-98-15-113-230.nyc.rr.com
98.15.117.29	PTR	mta-98-15-117-29.nyc.rr.com
98.15.117.29	A	joealicea.com
98.15.118.165	PTR	mta-98-15-118-165.nyc.rr.com
98.15.125.156	PTR	mta-98-15-125-156.nyc.rr.com
98.15.126.128	PTR	mta-98-15-126-128.nyc.rr.com