Robtex

Up: 208.44.220.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 208.44.221.0/25
Down right: 208.44.221.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
208.44.221.8	PTR	208-44-221-8.dia.static.qwest.net
208.44.221.12	A+PTR	ns1.weightwatchers.com
208.44.221.13	A+PTR	ns2.weightwatchers.com
208.44.221.30	A	mail.3crazydogs.com
208.44.221.31	PTR	208-44-221-31.dia.static.qwest.net
208.44.221.31	A	www.gtm.weightwatchers.com.au
208.44.221.31	A	weightwatchers.com.au
208.44.221.35	PTR	208-44-221-35.dia.static.qwest.net
208.44.221.35	A	entulinea.es
208.44.221.36	PTR	208-44-221-36.dia.static.qwest.net
208.44.221.37	PTR	208-44-221-37.dia.static.qwest.net
208.44.221.39	PTR	208-44-221-39.dia.static.qwest.net
208.44.221.40	PTR	208-44-221-40.dia.static.qwest.net
208.44.221.40	A	weightwatchers.nl
208.44.221.42	PTR	208-44-221-42.dia.static.qwest.net
208.44.221.43	A	www.gtm.weightwatchers.co.uk
208.44.221.44	PTR	208-44-221-44.dia.static.qwest.net
208.44.221.44	A	wellness.weightwatchers.com
208.44.221.48	PTR	208-44-221-48.dia.static.qwest.net
208.44.221.49	PTR	208-44-221-49.dia.static.qwest.net
208.44.221.51	PTR	208-44-221-51.dia.static.qwest.net
208.44.221.51	A	api.weightwatchers.com
208.44.221.52	PTR	208-44-221-52.dia.static.qwest.net
208.44.221.52	A	www.weightwatchers.pl
208.44.221.62	PTR	208-44-221-62.dia.static.qwest.net
208.44.221.62	A	weightwatchers.ca
208.44.221.62	A	weightwatchers.be
208.44.221.142	A	qat2.weightwatchers.ca
208.44.221.207	PTR	208-44-221-207.dia.static.qwest.net
208.44.221.226	PTR	208-44-221-226.dia.static.qwest.net
208.44.221.234	PTR	208-44-221-234.dia.static.qwest.net
208.44.221.243	PTR	208-44-221-243.dia.static.qwest.net