PG> Good point, I agree, the problem exists. Thank you. PG> I think I should periodically check if address specified in the PG> node.binkp.net and ddn.binkp.net accessible by binkp protocol, and if not PG> during some period (week or two) then remove the address and notify sysop PG> about it. It's not hard to implement.
Will there be support for IPv6 only nodes? How do you plan to determine when there is no binkp connection just for you, and when there is no answer at all at this address? I mean the case when there are currently fashionable IP restrictions.