Re: Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-26 Thread Benny Pedersen
>> I think you've just proved my point. It's too hard to try and >> determine who to contact in these situations > > Do it like Spamcop does with SPAM: Contact *everybody* in the chain, and > complain to them. Some sort of SPFcop would be nice for that.. cat /var/log/maillog | pflogsumm -d today

Re: Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-25 Thread Graham Murray
Michael Monnerie <[EMAIL PROTECTED]> writes: > Do it like Spamcop does with SPAM: Contact *everybody* in the chain, and > complain to them. Some sort of SPFcop would be nice for that.. Or even use SpamCop itself. Bounces to forged emails are now considered legitimate for reporting to spamcop. Th

Re: Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-25 Thread Michael Monnerie
On Montag, 26. Juni 2006 01:36 Gino Cerullo wrote: > > Spambot A => Recipient Server C => (Bounce) => Forged Email Server > > D > > I think you've just proved my point. It's too hard to try and   > determine who to contact in these situations Do it like Spamcop does with SPAM: Contact *everybody*

Re: Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-25 Thread Gino Cerullo
On 25-Jun-06, at 7:22 PM, John D. Hardin wrote: On Sun, 25 Jun 2006, Jim Hermann - UUN Hostmaster wrote: There are at least two ISPs involved: Spammer A => SMTP Server B => Recipient Server C => (Bounce) => Forged Email Server D I don't think that's the case for most spam these days. For a

Re: Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-25 Thread Gino Cerullo
On 25-Jun-06, at 7:01 PM, Jim Hermann - UUN Hostmaster wrote: Personally, nowadays I believe bouncing messages back to the alleged sender That's not what he's asking. He wants to know whether asking ISPs to implement SPF checks (where they don't yet check SPF) will work. I'm not convinced

RE: Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-25 Thread John D. Hardin
On Sun, 25 Jun 2006, Jim Hermann - UUN Hostmaster wrote: > There are at least two ISPs involved: > > Spammer A => SMTP Server B => Recipient Server C => (Bounce) => > Forged Email Server D I don't think that's the case for most spam these days. For a spambotnet of compromised home systems, you'l

RE: Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-25 Thread Jim Hermann - UUN Hostmaster
> >> Personally, nowadays I believe bouncing messages back to > the alleged > >> sender > > > > That's not what he's asking. He wants to know whether asking ISPs to > > implement SPF checks (where they don't yet check SPF) will work. > > I'm not convinced that is what he meant but he wasn't clear

Re: Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-25 Thread Gino Cerullo
On 25-Jun-06, at 5:51 PM, John D. Hardin wrote: On Sun, 25 Jun 2006, Gino Cerullo wrote: Does it do any good to complain to the ISP that accepted the original email with a forged email address that uses a domain name that I administer? Personally, nowadays I believe bouncing messages back

Re: Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-25 Thread John D. Hardin
On Sun, 25 Jun 2006, Gino Cerullo wrote: > > Does it do any good to complain to the ISP that accepted the > > original email > > with a forged email address that uses a domain name that I administer? > > Personally, nowadays I believe bouncing messages back to the alleged > sender That's not

Re: Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-25 Thread Gino Cerullo
On 25-Jun-06, at 12:58 PM, "Jim Hermann - UUN Hostmaster" <[EMAIL PROTECTED]> wrote:Does it do any good to complain to the ISP that accepted the original emailwith a forged email address that uses a domain name that I administer?I administer a number of domain names that are being used in the forge

Bounced messages for email from forged email addresses for a hosted domain - need opinions

2006-06-25 Thread Jim Hermann - UUN Hostmaster
Does it do any good to complain to the ISP that accepted the original email with a forged email address that uses a domain name that I administer? I administer a number of domain names that are being used in the forged email addresses for spam that is sent to recipients on other servers. Some peo