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frankm
Level 10
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FYI - Yahoo.com may have DKIM failure - DNS issue with SPF

Sample failure from message audit report.

From:@yahoo.com

Sender IP:98.137.12.240

Direction:Inbound

Spam Score:0

Timestamp Event

2014-10-01 07:54:50 CDT Recipient Disposition: [250 Deferred; Mode: normal; Queued: no; Frontend TLS: yes; SPF: n/a]

2014-10-01 07:54:50 CDT Message Disposition: [554 yahoo.com DKIM validation failed (Mode: normal); Backend TLS: n/a; Backend IP: n/a; Policy Set: Default Inbound]

DNS test results

yahoo.com.    TXT    IN    1800    191ms   

"v=spf1 redirect=_spf.mail.yahoo.com"

DNS QUERY: dkim._domainkey.yahoo.com

QUERY STATUS: Unable to properly parse DNS TXT Record results

TXT RECORD:

dkim._domainkey.yahoo.com. 7200    IN    CNAME    rc.yahoo.com.

rc.yahoo.com.        218    IN    CNAME    src.g03.yahoodns.net.

src.g03.yahoodns.net.    276    IN    CNAME    any-src.a03.yahoodns.net.

DNS QUERY: default._domainkey.yahoo.com

QUERY STATUS: Unable to properly parse DNS TXT Record results

TXT RECORD:

default._domainkey.yahoo.com. 6915 IN    CNAME    rc.yahoo.com.

rc.yahoo.com.        15    IN    CNAME    src.g03.yahoodns.net.

src.g03.yahoodns.net.    135    IN    CNAME    any-src.a03.yahoodns.net.

Target    spf.mail.yahoo.com

Timeout Value    1 (default)

Your Overall Score    Lookup failed

Score Details

Failed retrieving record type from a name server.

Note that these results are obtained in real-time, meaning that these are not cached results.These results are what DNS

resolvers all over the world will see right now (unless they have cached information).