RE: Percentage of email that is spam after filtering?

[Leon Kolchinsky <lk...@univ.haifa.ac.il>]

Hi,

Really what are the tools you're using and/or suggesting to generate such reports?


Regards,
Leon

-----Original Message-----
From: Quinn Comendant [mailto:quinn@strangecode.com] 
Sent: Wednesday, November 29, 2006 2:41 AM
To: SpamAssassin Users
Subject: Re: Percentage of email that is spam after filtering?

What is being used to generate these summaries?

Q



On Mon, 27 Nov 2006 18:03:55 -0500, Rick Macdougall wrote:
> Ed Kasky wrote:
>> At 02:00 PM Monday, 11/27/2006, Bill Randle wrote -=>
>>> Like other posters, I don't have real stats on the amount of spam that
>>> makes it past the filters, other than my own mailbox. I typically get
>>> from 2-3 spam messages per day, on rare occasions, maybe 6-10. We use
>>> blacklisting, the SARE rules, ImageInfo, FuzzyOCR and local custom
>>> rules.
>>> 
>>> Our overall stats for the last 24 hours are:  Msgs  %total  %after rbl
>>>   total incoming messages:                   84620  100%      --
>>>   rejected (cbl.abuseat.org, list.dsbl.org): 57624   68%      --
>>>   viruses (ClamAV):                            183    0.2%    0.7%
>>>   spam (blocked):                            22294   26%     83%
>>>   possible spam (sent to user mailbox):        252    0.3%    0.9%
>>>   clean (sent to user mailbox):               1828    2.2%    6.8%
>>> 
>>> So, bottom line, of all the incoming mail, only 2.5% is actually
>>> delivered to a customer mailbox.
>>> 
>>>         -Bill
>> 
>> I thought I was the only one experiencing those numbers:
>> 
>> Our overall stats since Sunday 4:00 am:      Msgs  %total  %after rbl
>>   total incoming messages:                    5535  100%      --
>>   rejected (cbl.abuseat.org, list.dsbl.org):  4366   78%      --
>>   Sendmail Reject - Pre-Greeting Traffic:      333    6%      --
>>   viruses (ClamAV):                             23    0.4%    0.5%
>>   spam (blocked):                              401    7.2%    9.1%
>>   clean (sent to user mailbox):                412    7.4%    9.4%
>> 
> 
> Similar numbers here since 6am this morning on one of our 4 MX's
> 
> Received	88952	100.00%
> RBL Reject	61965	69.66%
> Clam		167	0.19%
> Spam Reject	4911	5.52%
> Spam Pass	599	0.67%
> Clean		13580	15.27%
> 
> Bear in mind that this particular machine is also the outbound MX for 
> another mailserver for Yahoo, AOL, Sympatico, etc for scanning 
> purposes, so the Clean number is going to be a little high.
> 
> We are also very proactive about infected local users (we're an ISP) 
> so out Clam numbers are a lot lower than say a year ago when we 
> weren't scanning.
> 
> Regards,
> 
> Rick
>