Robtex

Up: 207.223.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 207.223.48.0/21
Down right: 207.223.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
207.223.48.10	PTR	fw1.moorecap.com
207.223.48.10	PTR	mail01.moorecap.com
207.223.48.10	PTR	mail04.moorecap.com
207.223.48.34	PTR	bllc.moorecap.com
207.223.48.34	A	belvedreproperty.com
207.223.48.34	A	bllc.com
207.223.50.40	A	smtp1.moorecap.com
207.223.50.41	A+PTR	smtp1.bllc.com
207.223.50.41	A	bllc.com
207.223.50.43	A	smtp1.moorecharitable.org
207.223.50.44	PTR	smtp1.moorecap.co.uk
207.223.50.65	A	ra.moorecap.com
207.223.52.10	PTR	fw-mnj.moorecap.com
207.223.52.40	A+PTR	smtp2.moorecap.com
207.223.52.41	A+PTR	smtp2.bllc.com
207.223.52.41	A	bllc.com
207.223.52.43	A	smtp2.moorecharitable.org
207.223.52.44	PTR	smtp2.moorecap.co.uk