Weird to: addresses

[Dhawal Doshy]

Quoting Ugo Bellavance <ugob at camo-route.com>:

> Hi,
>
> We are receiving a lot of messages for invalid, weird addresses,
> containing spaces and numbers, like this one:
>
>  Milter: to=< 3 mcfarlandmcfarlandju at cmq.qc.ca>, reject=553 5.1.3
> invalid local part
>
> Anyone got these?

tonnes since yesterday.. postfix rejects them all as invalid  
recipients. someone idiot appears to be running a broken spam software.

- dhawal