RE: [exim] When to use dns block lists

2006-02-15 Thread Sub Zero
That policy is rather likely to land you on a blacklist yourself. How will using gmail/yahoo land you on a blacklist? The thinking of blocking even the postmaster address thinking they can use gmail/yahoo, akin to let them eat cake, that's of issue. If your system does not accept mail to

Re: [exim] When to use dns block lists

2006-02-15 Thread W B Hacker
Sub Zero wrote: That policy is rather likely to land you on a blacklist yourself. How will using gmail/yahoo land you on a blacklist? The thinking of blocking even the postmaster address thinking they can use gmail/yahoo, akin to let them eat cake, that's of issue. If your system does

Re: [exim] When to use dns block lists

2006-02-15 Thread Jakob Hirsch
W B Hacker wrote: You may 'think it is OK..' but RFC's aside, mail to 'postmaster' is more often generated by a 'daemon', not a human, so the chance of it Not that I'd patronise blocking the postmaster address, but why do you think that? The postmaster address is specifically for humans to

Re: [exim] When to use dns block lists

2006-02-15 Thread W B Hacker
Jakob Hirsch wrote: W B Hacker wrote: You may 'think it is OK..' but RFC's aside, mail to 'postmaster' is more often generated by a 'daemon', not a human, so the chance of it Not that I'd patronise blocking the postmaster address, but why do you think that? The postmaster address is

Re: [exim] When to use dns block lists

2006-02-12 Thread John Oxley
On Thu, Feb 09, 2006 at 09:23:40AM -0500, Marc Sherman wrote: Sub Zero wrote: They might use gmail/yahoo etc if they really need to.. right? That policy is rather likely to land you on a blacklist yourself. How will using gmail/yahoo land you on a blacklist? -- ## List details at

Re: [exim] When to use dns block lists

2006-02-12 Thread Chris Knadle
On Sunday 12 February 2006 05:54, John Oxley wrote: On Thu, Feb 09, 2006 at 09:23:40AM -0500, Marc Sherman wrote: Sub Zero wrote: Is there any reason why I shouldn't use dns block lists in the acl_smtp_connect? You might want people to be able to contact postmaster in case of an incorrect

Re: [exim] When to use dns block lists

2006-02-09 Thread Tony Finch
On Thu, 9 Feb 2006, John Oxley wrote: Is there any reason why I shouldn't use dns block lists in the acl_smtp_connect? You might want people to be able to contact postmaster in case of an incorrect blacklisting. Tony. -- [EMAIL PROTECTED] [EMAIL PROTECTED] http://dotat.at/

RE: [exim] When to use dns block lists

2006-02-09 Thread Sub Zero
Is there any reason why I shouldn't use dns block lists in the acl_smtp_connect? You might want people to be able to contact postmaster in case of an incorrect blacklisting. They might use gmail/yahoo etc if they really need to.. right? -- ## List details at

Re: [exim] When to use dns block lists

2006-02-09 Thread Marc Sherman
Sub Zero wrote: You might want people to be able to contact postmaster in case of an incorrect blacklisting. They might use gmail/yahoo etc if they really need to.. right? That policy is rather likely to land you on a blacklist yourself. - Marc -- ## List details at

Re: [exim] When to use dns block lists

2006-02-08 Thread Peter Bowyer
On 09/02/06, John Oxley [EMAIL PROTECTED] wrote: Is there any reason why I shouldn't use dns block lists in the acl_smtp_connect? The only one commonly voiced is that some spamware doesn't understand a DENY on connect, and will enter a tight retry loop, using up your resources and filling up