On Tue, Jan 10, 2012 at 5:42 PM, Thomas Rachel <nutznetz-0c1b6768-bfa9-48d5-a470-7603bd3aa915 at spamschutz.glglgl.de> wrote: > BTW: This behaviour might be useful with gethostbyaddr() as well - if the > first one returned has gone away, you have the chance to reach the 2nd > one... In its directest sense, probably not. All you're getting is multiple names for the same IP address. But if some of those names resolve to multiple IP addresses, then it's entirely possible that what you say is so. ChrisA