RE: Received: lines in a bounce

owner-spf-discuss(_at_)v2(_dot_)listbox(_dot_)com wrote:
> So far Spamassassin is the only thing I know of that analyzes Received:
> headers and gives an SPF result.  Anything else out there that you guys
> know of?
The SpamCop reporting service analyzes "Received:" headers, too.  The
software once was open source, but the current version isn't anymore.
There is the source of an 3 year old version:

http://www.spamcop.net/source.shtml

It doesn't do SPF checking, though, of course. ;-)