Robtex

Up: 72.52.12.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 72.52.13.0/25
Down right: 72.52.13.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.52.13.0	PTR	unknown.prolexic.com
72.52.13.1	PTR	unknown.prolexic.com
72.52.13.2	PTR	unknown.prolexic.com
72.52.13.3	PTR	unknown.prolexic.com
72.52.13.4	PTR	unknown.prolexic.com
72.52.13.5	PTR	unknown.prolexic.com
72.52.13.6	PTR	unknown.prolexic.com
72.52.13.7	PTR	unknown.prolexic.com
72.52.13.8	PTR	unknown.prolexic.com
72.52.13.9	PTR	unknown.prolexic.com
72.52.13.10	PTR	unknown.prolexic.com
72.52.13.11	PTR	unknown.prolexic.com
72.52.13.12	PTR	unknown.prolexic.com
72.52.13.13	PTR	unknown.prolexic.com
72.52.13.14	PTR	unknown.prolexic.com
72.52.13.15	PTR	unknown.prolexic.com
72.52.13.16	PTR	unknown.prolexic.com
72.52.13.17	PTR	unknown.prolexic.com
72.52.13.18	PTR	unknown.prolexic.com
72.52.13.19	PTR	unknown.prolexic.com
72.52.13.19	A	grandparker.com
72.52.13.22	PTR	unknown.prolexic.com
72.52.13.35	PTR	unknown.prolexic.com
72.52.13.35	A	theserved.com
72.52.13.35	A	*.theserved.com
72.52.13.50	A	premiermarketingoptions.com
72.52.13.50	A	hifa123.com
72.52.13.50	A	hife123.com
72.52.13.51	A	myhealthlineone.com
72.52.13.53	A	pbobeta.com
72.52.13.53	A	producerofficepro.com
72.52.13.53	A	uhs365.com
72.52.13.54	PTR	unknown.prolexic.com
72.52.13.54	A	alexsia.com
72.52.13.54	A	luxury-interiors.com
72.52.13.69	PTR	unknown.prolexic.com
72.52.13.69	A	icd-pro.com
72.52.13.89	A	callcoming.in
72.52.13.92	A	www4.optionsxpress.com
72.52.13.100	PTR	unknown.prolexic.com
72.52.13.100	A	www.ippayments.com.au
72.52.13.100	A	www-eq.ippayments.com.au
72.52.13.103	PTR	unknown.prolexic.com
72.52.13.104	PTR	unknown.prolexic.com
72.52.13.104	A	secure.optus.com.au
72.52.13.105	PTR	a72-52-13-105.deploy.static.akamaitechnologies.com
72.52.13.107	PTR	unknown.prolexic.com
72.52.13.107	A	www.kd88.com
72.52.13.107	A	kd158.com
72.52.13.112	PTR	unknown.prolexic.com
72.52.13.123	PTR	a72-52-13-123.deploy.static.akamaitechnologies.com
72.52.13.123	A	lloydsbankinggroup.com
72.52.13.146	PTR	unknown.prolexic.com
72.52.13.154	PTR	unknown.prolexic.com
72.52.13.172	PTR	unknown.prolexic.com
72.52.13.172	A	employeeportal.com
72.52.13.172	A	mail.ilsportal.com
72.52.13.174	PTR	a72-52-13-174.deploy.static.akamaitechnologies.com
72.52.13.174	A	cityscapeapartments.com
72.52.13.174	A	willowoodharrison.com
72.52.13.176	PTR	unknown.prolexic.com
72.52.13.182	PTR	unknown.prolexic.com
72.52.13.182	A	vacancy.com
72.52.13.186	A	fr.wip.mandg.com
72.52.13.186	A	www.mandg.fr
72.52.13.187	PTR	unknown.prolexic.com
72.52.13.187	A	uk.wip.mandg.com
72.52.13.200	PTR	unknown.prolexic.com
72.52.13.200	A	visa.pl
72.52.13.200	A	www.visa.pl
72.52.13.201	PTR	unknown.prolexic.com
72.52.13.201	A	visa.no
72.52.13.202	PTR	unknown.prolexic.com
72.52.13.202	A	www.visa.cz
72.52.13.202	A	visa.sk
72.52.13.203	PTR	unknown.prolexic.com
72.52.13.203	A	visa.fi
72.52.13.203	A	www.visa.fi
72.52.13.204	PTR	unknown.prolexic.com
72.52.13.204	A	www.visa.be
72.52.13.204	A	visa.be
72.52.13.205	PTR	a72-52-13-205.deploy.static.akamaitechnologies.com
72.52.13.205	A	visa.de
72.52.13.205	A	www.visa.de
72.52.13.206	PTR	unknown.prolexic.com
72.52.13.206	A	visa.se
72.52.13.206	A	www.visa.se
72.52.13.215	PTR	unknown.prolexic.com
72.52.13.233	PTR	unknown.prolexic.com
72.52.13.234	PTR	unknown.prolexic.com
72.52.13.235	PTR	unknown.prolexic.com
72.52.13.236	PTR	unknown.prolexic.com
72.52.13.237	PTR	unknown.prolexic.com
72.52.13.242	PTR	unknown.prolexic.com
72.52.13.244	PTR	unknown.prolexic.com
72.52.13.244	A	fr1.darkorbit.com
72.52.13.244	A	www.fr1.darkorbit.com
72.52.13.253	PTR	unknown.prolexic.com