Robtex

Up: 161.215.208.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 161.215.209.0/25
Down right: 161.215.209.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
161.215.209.19	A	united.intranet.ual.com
161.215.209.19	A	ft.ual.com
161.215.209.23	A	mileageplusredirect.united.com
161.215.209.23	A	www.mileageplusshopping.com
161.215.209.23	A	mileageplusawards.com
161.215.209.24	A+PTR	baggageclaimform.united.com
161.215.209.26	A	unitedcargo.com
161.215.209.29	A+PTR	uatptemp.united.com
161.215.209.29	PTR	uatp.united.com
161.215.209.39	A	myflight.ual.com
161.215.209.40	A	smartphone-preprod.united.com
161.215.209.41	A	mweb-preprod.united.com
161.215.209.158	A+PTR	pecomdpapiauth.ual.com
161.215.209.160	A	fieldglass.ual.com
161.215.209.160	A	ft-nam.ual.com
161.215.209.161	A+PTR	cass.united.com
161.215.209.162	A	apaclient.united.com