Robtex

Up: 217.139.226.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 217.139.226.0/25
Down right: 217.139.226.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.139.226.37	PTR	mail.barcaescola.com
217.139.226.37	A	mail.artsportsnet.com
217.139.226.68	PTR	aysms.com
217.139.226.74	PTR	mail.noor.net
217.139.226.85	PTR	mail.noor.net
217.139.226.104	PTR	mail.barcaescola.com
217.139.226.210	PTR	extremesolution.com
217.139.226.210	A	djxlord.com
217.139.226.210	A	www.djxlord.com
217.139.226.211	PTR	ns3.extremesolution.com
217.139.226.213	PTR	mail.opcegypt.com
217.139.226.244	A	www.mazzikaholding.com
217.139.226.244	A	ns.mazzikaproduction.com
217.139.226.244	A	ns1.mazzikaproduction.com