Wietse:
> Perhaps use the configurable features to control caching of 'negative'
> results:
>
> address_verify_negative_cache = yes
> address_verify_negative_expire_time = 3d
> address_verify_negative_refresh_time = 3h
>
> The 'negative' results are cached to avoid overloading the server
> with address verify messages.
>
> I guess that some people can wait for 5 minutes until the negative
> cache result has expired?
Stefan Bauer:
> 5 Minutes are no problem. The default values indicate 3 hours right?
Indeed. It's a trade-off between safety and instant gratification.
Wietse