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Sender Policy Framework

History of Statistics


Revision 19 . . 2011-01-12 18:00 (UTC) by Julian Mehnle
Revision 18 . . 2010-09-22 12:52 (UTC) by Julian Mehnle
Revision 17 . . (edit) 2010-09-22 12:48 (UTC) by Julian Mehnle
Revision 16 . . 2010-09-22 12:42 (UTC) by Julian Mehnle [Refreshed statistics citations]
Revision 15 . . 2010-05-20 13:48 (UTC) by Julian Mehnle [updated links to Lars Eggert's site and SPF meter]
Revision 14 . . (edit) 2008-07-31 23:45 (UTC) by Frank Ellermann
Revision 13 . . (edit) 2008-07-23 19:41 (UTC) by Frank Ellermann
Revision 12 . . (edit) 2008-07-23 19:15 (UTC) by Frank Ellermann
Revision 11 . . 2008-07-23 19:13 (UTC) by Frank Ellermann [Summary of some statistics]
Revision 10 . . (edit) 2008-05-11 20:42 (UTC) by Julian Mehnle
Revision 9 . . 2008-05-11 20:40 (UTC) by Julian Mehnle [updated WIDE antispam stats as showing 19.1% adoption within .jp as of April 2008]
Revision 8 . . 2008-02-03 18:18 (UTC) by Julian Mehnle [overhauled page; added more surveys]
Revision 7 . . 2007-12-10 10:18 (UTC) by Frank Ellermann [added sp-all.com]
Revision 6 . . 2007-11-27 18:58 (UTC) by Steve Yates [Add link to InfoWorld article]
Revision 5 . . 2007-11-09 13:31 (UTC) by Frank Ellermann [Add references in drafts and RFCs to SPF]
Revision 4 . . 2007-11-09 13:28 (UTC) by Frank Ellermann [Add Bill]
Revision 3 . . 2007-11-05 12:22 (UTC) by Frank Ellermann [stub (old private link removed)]
Revision 2 . . 2006-12-10 21:32 (UTC) by Wayne Schlitt [* added markmonitor stats URL]
Revision 1 . . 2006-12-10 21:16 (UTC) by Julian Mehnle [created page]
  

Difference (from prior major revision) (author diff)
Paragraph 6Paragraph 6

* [[http://spf-all.com|spf-all.com]] counts domains publishing SPF "<code>-all</code>" policies. The [[http://spf-all.com/stats.html|statistics]] indicate that about 10% of all evaluated domains publish SPF policies. NEarly 99% of the published policies are syntactically okay, over 99.95% use no macros, and almost half of the SPF records end with '''-all'''. However 7 out of 10 '''-all''' policies are just that, "<tt>v=spf1 -all</tt>", indicating to be sending no mail at all.

* [[http://spf-all.com|spf-all.com]] counts domains publishing SPF "<code>-all</code>" policies. The [[http://spf-all.com/stats.html|statistics]] indicate that about 10% of all evaluated domains publish SPF policies. Nearly 99% of the published policies are syntactically okay, over 99.95% use no macros, and almost half of the SPF records end with '''-all'''. However 7 out of 10 '''-all''' policies are just that, "<tt>v=spf1 -all</tt>", indicating to be sending no mail at all.