spf-discuss
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version strings

2004-01-25 08:05:49
On Sun, Jan 25, 2004 at 04:13:07AM -0800, Greg Connor wrote:
| 
| That's probably fine.  Does the spec currently require v=spf1 to be 
| followed by a space?  If the only requirement is v=spf1{anything} then 
| v=spf1+ might get accidentally picked up by some parsers.  But if that is 
| the case then the same problem exists with v=spf10.
| 
| The spec wasn't clear on what would happen in future versions.  The second 
| version will probably say something like "Look for TXT records starting 
| with v=spf2 - if none present, look for v=spf1 and continue with that, in 
| compatibility mode.  Administrators should publish both v=spf2 and v=spf1 
| records for [some recommended length of time]"

What kind of version strings do you guys want to see?  How do we make it
clear that a client at a certain version should or should not interpret
records of a certain version?

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