September 2015 in spamtraps: ESPs

ESP mail seen in spamtraps in September 2015

ESP mail seen in spamtraps in September 2015

The percentage of ESP sent mail vs all mail seen in the spamtraps has risen, being 1.4% in September. I have no explanation for this so far.

RATING PARTICIPANT PERCENTAGE NOTES
0 All others 48.6%
1 SendGrid 11.2% Heavy spikes from two customers
2 SalesForce Marketing Cloud 10.5% The ESP Formerly Known as ExactTarget
3 MailChimp 8.5% 75% MC proper, 25% Mandrill
4 Experian 4.7%
5 Silverpop 4.2%
6 Constant Contact 3.3%
7 Amazon SES 2.9%
8 Sailthru 2.5%
9 Responsys 2.0%
10 eDialog 1.6%

The runners-up (at 1.5% each) this month are Rackspace Mailgun, Digital River and Apsis.

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