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dns
HOWTO - Define an SPF Record
antispam
·
dns
·
email
·
howto
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linux
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mail
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security
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smtp
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spam
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spf
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sysadmin
Fri Sep 11 14:07:11 2009 ·
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http://www.zytrax.com/books/dns/ch9/spf.html
DnsQueries Tool
dns
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dnsstuff
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free
·
networking
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sysadmin
·
tools
Tue Jan 13 11:29:11 2009 ·
permalink
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http://www.dnsqueries.com/en/
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