There have been a number of questions that have been fielded wrt the EP.NET domain and traceroute failures within that domain. For your edification, here is a brief note on the EP.NET domain. EP.NET operated as a service by the RA for exchange points around the globe. Any exchange point may become part of the EP.NET domain. The default assignment algorithm follows. The next level identifies the specific exchange. The next level identifies the attaching organization. So, the default for BillsBait&SushiShop (BBSS) at MAE-WEST is: bbss.mae-west.ep.net When BBSS attachs to the AADS NAP, the default name is: bbss.aads.ep.net Selection of provider specific names is encouraged. So when BBSS gets around to it, they may change the names to something like this: mae-west.bbss.org aads.bbss.org --bill