Robtex

Up: 50.117.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 50.117.128.0/21
Down right: 50.117.136.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
50.117.132.203	A+PTR	d50-117-132-203.yt.northwestel.net
50.117.132.203	A	mail.lommerse.ca
50.117.133.66	A+PTR	d50-117-133-66.yt.northwestel.net
50.117.133.243	A+PTR	d50-117-133-243.yt.northwestel.net
50.117.133.243	A	mail.the-exchange.expert
50.117.133.243	A	mail.the-network.expert
50.117.134.31	A+PTR	d50-117-134-31.yt.northwestel.net
50.117.134.31	A	mail.yukonhumanrights.ca