jupiter.2o.net has one IP number , which also has a corresponding reverse pointer. gwpda.org, 3dind.com, apsads.org, birckan.com, waltuck.net and at least 18 other hosts use this as a nameserver. 2o.net is a domain controlled by two nameservers at deru.net. They are on the same IP network. Incoming mail for 2o.net is handled by one mailserver at 2o.net themselves. 2o.net has one IP number. jupiter.2o.net is hosted on a server in United States.