Robtex

Up: 72.229.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 72.229.64.0/19
Down right: 72.229.96.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.229.64.43	PTR	mta-72-229-64-43.nj.rr.com
72.229.64.43	A	corrado.diskstation.me
72.229.66.54	PTR	mta-72-229-66-54.nj.rr.com
72.229.66.54	A	i-netcs.dyndns.org
72.229.73.43	PTR	mta-72-229-73-43.nj.rr.com
72.229.73.43	A	sskingscorp.com
72.229.73.43	A	mail.sskingscorp.com
72.229.77.51	PTR	mta-72-229-77-51.nj.rr.com
72.229.77.51	A	hohok.us
72.229.77.51	A	hohokus.net
72.229.79.251	PTR	mta-72-229-79-251.nj.rr.com
72.229.79.251	A	pop4evercustoms.com
72.229.96.0	A+PTR	cpe-72-229-96-0.nyc.res.rr.com
72.229.96.45	A+PTR	cpe-72-229-96-45.nyc.res.rr.com
72.229.96.156	A+PTR	cpe-72-229-96-156.nyc.res.rr.com
72.229.96.230	A+PTR	cpe-72-229-96-230.nyc.res.rr.com
72.229.97.97	A	cpe-72-229-97-97.nyc.res.rr.com
72.229.98.1	A	silence.blackmist.org
72.229.98.52	A	luna.annihilated.net
72.229.98.198	A+PTR	cpe-72-229-98-198.nyc.res.rr.com
72.229.103.209	A+PTR	cpe-72-229-103-209.nyc.res.rr.com
72.229.104.28	A+PTR	cpe-72-229-104-28.nyc.res.rr.com
72.229.105.49	A+PTR	cpe-72-229-105-49.nyc.res.rr.com
72.229.105.189	A+PTR	cpe-72-229-105-189.nyc.res.rr.com
72.229.105.189	A	f4hy.net
72.229.105.225	A+PTR	cpe-72-229-105-225.nyc.res.rr.com
72.229.105.225	A	trhow.com
72.229.105.225	A	howardsmiles.com
72.229.106.73	A	mixedmetaphors.net
72.229.106.73	A	misplacedmodifiers.net
72.229.106.73	A	mail.misplacedmodifiers.net
72.229.106.134	A+PTR	cpe-72-229-106-134.nyc.res.rr.com
72.229.107.80	A+PTR	cpe-72-229-107-80.nyc.res.rr.com
72.229.108.208	A	cpe-72-229-108-208.nyc.res.rr.com
72.229.108.235	A	cpe-72-229-108-235.nyc.res.rr.com
72.229.109.90	A	blockham.com
72.229.109.114	PTR	cpe-72-229-109-114.nyc.res.rr.com
72.229.109.249	A+PTR	cpe-72-229-109-249.nyc.res.rr.com
72.229.109.249	A	theforge.nyc
72.229.110.7	A	suicise.com
72.229.110.54	A	cpe-72-229-110-54.nyc.res.rr.com
72.229.112.40	A	cpe-72-229-112-40.nyc.res.rr.com
72.229.112.137	A	cpe-72-229-112-137.nyc.res.rr.com
72.229.112.142	A+PTR	cpe-72-229-112-142.nyc.res.rr.com
72.229.112.144	A+PTR	cpe-72-229-112-144.nyc.res.rr.com
72.229.112.172	A+PTR	cpe-72-229-112-172.nyc.res.rr.com
72.229.113.43	A	cpe-72-229-113-43.nyc.res.rr.com
72.229.113.48	PTR	cpe-72-229-113-48.nyc.res.rr.com
72.229.114.60	A+PTR	cpe-72-229-114-60.nyc.res.rr.com
72.229.115.0	A+PTR	cpe-72-229-115-0.nyc.res.rr.com
72.229.116.0	PTR	cpe-72-229-116-0.nyc.res.rr.com
72.229.116.142	PTR	cpe-72-229-116-142.nyc.res.rr.com
72.229.117.155	A+PTR	cpe-72-229-117-155.nyc.res.rr.com
72.229.119.225	A+PTR	cpe-72-229-119-225.nyc.res.rr.com
72.229.120.181	A+PTR	cpe-72-229-120-181.nyc.res.rr.com
72.229.122.156	A+PTR	cpe-72-229-122-156.nyc.res.rr.com
72.229.122.164	PTR	cpe-72-229-122-164.nyc.res.rr.com
72.229.122.164	A	gandalf.taltos.org
72.229.124.0	PTR	cpe-72-229-124-0.nyc.res.rr.com
72.229.124.33	PTR	cpe-72-229-124-33.nyc.res.rr.com
72.229.124.187	A	cpe-72-229-124-187.nyc.res.rr.com
72.229.125.84	PTR	cpe-72-229-125-84.nyc.res.rr.com
72.229.126.142	A+PTR	cpe-72-229-126-142.nyc.res.rr.com