On Thu, Sep 06, 2012 at 04:54:51PM +0200, Leen Besselink wrote: > On Thu, Sep 06, 2012 at 02:35:13PM +0000, Marc van de Geijn wrote: > > Thanks, Arsen, for this information. > > > > Are there any statistics on the number of mailservers/... requesting SPF > > records instead of TXT records? > > > > I know some of the software on our mailservers doesn't even try SPF. > > isc.org and ietf.org do publish both, but they seem to be the exception. > > hotmail.com , gmail.com , sendmail.com and many others only have TXT and no > SPF. >
Marc, I just remembered there is also this article: http://dankaminsky.com/2010/12/14/dnssec-ch2/ It has some statistics too. > > -----Oorspronkelijk bericht----- > > Van: Arsen STASIC [mailto:[email protected]] > > Verzonden: donderdag 6 september 2012 16:15 > > Aan: Marc van de Geijn > > CC: Peter van Dijk; pdns-users Users > > Onderwerp: Re: [Pdns-users] publish SPF and TXT records? > > > > * Marc van de Geijn <[email protected]> [2012-09-05 16:14 (+0000)]: > > > According to rfc's the dns server should publish both spf and txt. We now > > > create the spf, but not the txt version of the same spf. > > > > Hi Marc, > > > > Just take into consideration the ongoing IETF discussion about obsoleting > > SPF RR. > > > > 12.1. The SPF DNS Record Type > > > > Per [RFC4408], the IANA assigned the Resource Record Type and Qtype > > from the DNS Parameters Registry for the SPF RR type with code 99. > > The format of this type is identical to the TXT RR [RFC1035]. The > > character content of the record is encoded as [US-ASCII]. Use of > > this record type is obsolete for SPF Version 1. > > > > IANA is requested to add an annotation to the SPF RRTYPE saying > > "(OBSOLETE - use TXT)" in the DNS Parameters registry. > > > > [NOTE TO RFC EDITOR: (to be changed to " ... has added ..." upon > > publication)] > > > > This is taken from the latest draft: > > https://tools.ietf.org/wg/spfbis/draft-ietf-spfbis-4408bis/draft-ietf-spfbis-4408bis-06-from-05.wdiff.html > > > > just my 2ct > > -arsen > > _______________________________________________ > > Pdns-users mailing list > > [email protected] > > http://mailman.powerdns.com/mailman/listinfo/pdns-users > _______________________________________________ > Pdns-users mailing list > [email protected] > http://mailman.powerdns.com/mailman/listinfo/pdns-users _______________________________________________ Pdns-users mailing list [email protected] http://mailman.powerdns.com/mailman/listinfo/pdns-users
