Technology solution to slicing spam lags (Good overview of systems currently proposed and underway.)
SPF Publisher Wizard
SPF Tester by dnsstuff.com
SPF Tester by SPF
SPF Tester by
Infinite Penguins
Microsoft Is
Committed to Help End the Spam Epidemic.
Kerio
first to implement Microsoft Caller ID anti-spam technology in a commercial
product
Microsoft and Meng Wong to Merge Caller ID for E-Mail and SPF Anti-Spam Technology Proposals
DomainKeys: Proving and Protecting Email Sender Identity
I have the SPF records defined in all the domains for which I provide DNS services.
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