mails with valid SPF sender don't get marked SPF_PASS

Thom van der Boon thom at
Sat Jul 25 19:44:27 UTC 2020


I run my own DNS servers as well. 

It looks like there is a problem in the spamassassin code when the "envelope_sender_header" is set in the configuration file. 

I will report it in the upcoming hours as a spamassassin bug in the spamassassin bugzilla 

Met vriendelijke groet, Best regards, 

Thom van der Boon 
E-Mail: thom at 

Van: "Peter Lemieux" <mailscanner at> 
Aan: "MailScanner Discussion" <mailscanner at> 
Verzonden: Zaterdag 25 juli 2020 21:11:12 
Onderwerp: Re: mails with valid SPF sender don't get marked SPF_PASS 

I run my own DNS servers, but requests to Google's DNS at and are answered in well under a second. 

$ time host is an alias for has address 

real 0m0.123s 
user 0m0.005s 
sys 0m0.000s 


On 7/25/20 3:04 PM, Thom van der Boon wrote: 
> After digging much much more deeper..... the problem was caused by a DNS 
> timeout 

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