А чем эту статистику генерируете?
Герасимов Александр Викторович пишет:
> Rejected with:
> SPF check: 292
> reverse-check: 5782
> unknown user account: 463
> no relay available: 1299
> host name is unknown: 104
> DNS server failure: 63
> recipients flow control: 27
> by contentfilter: 0
> by RFC822 blocks: 0
>Получено Thu Feb 07 08:51:37 2008
> Total RBL blocks: 2266
> local blacklisting: 2013
> by bl.spamcop.net: 235
> by list.dsbl.org: 18
> by relays.ordb.org: 0
> by dnsbl.njabl.org: 0
Этот архив был сгенерирован hypermail 2.1.8 : Thu 07 Feb 2008 - 12:14:43 MSK