SpamRankings.net

Outbound spam rankings as a proxy for organizational security
Spam as a sneeze for infosec disease

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Rankings   New: Rankings for April 2012: Microsoft pushed U.S. to #1 worldwide!   See menu on left for rankings.

   

Which organizations send the most spam?

Even seasoned executives, managers, and network engineers don't know, because spam is mostly sent by botnets without the owning organizations' knowledge.

This research project ranks organizations for reputation by correlating anti-spam blocklist data to organizations' Autonomous Systems, giving them incentives improve their security.

 
“Once the machine is compromised, the botnet herders can add it to its spam-spewing botnet....” —Fahmida Y. Rashid, eWeek.com
“The poor security measures that invite spammers to do things like this are also responsible for data theft....” —Sue Walsh, All Spammed Up
“I applaud this effort, and hope that it gains traction.”
Brian Krebs, Krebs on Security
“The listing on your site added additional impetus to make sure we "stay clean" so in that regard, you are successful.” —IT at large medical org, RIPE Labs

April 2012 Monthly Countries Countries ∀ All SpamRankings.net from PSBL Volume

United States U.S.A. #1 and India India #2, same in these rankings from PSBL data as in the rankings from CBL data.
Rank (Previous)CountryPopulationVolume
1(3)United States US310,232,863673,306
18.2%
2(2)India IN1,173,108,018506,397
13.7%
3(1)China CN1,330,044,000413,089
11.2%
4(7)Vietnam VN89,571,130333,533
9.04%
5(5)Korea, South KR48,422,644300,806
8.15%
6(4)Brazil BR201,103,330252,555
6.85%
7(9)Poland PL38,500,000135,900
3.68%
8(8)Romania RO21,959,278134,393
3.64%
9(6)Russian Federation RU140,702,000124,986
3.39%
10(10)Taiwan TW22,894,384101,568
2.75%
11(16)Peru PE29,907,00397,588
2.65%
12(17)Kazakhstan KZ15,340,00096,334
2.61%
13(11)Belarus BY9,685,00085,206
2.31%
14(13)Argentina AR41,343,20179,721
2.16%
15(15)Pakistan PK184,404,79176,109
2.06%
16(12)Indonesia ID242,968,34268,563
1.86%
17(14)Ukraine UA45,415,59654,852
1.49%
18(18)Colombia CO44,205,29353,111
1.44%
19(-)Germany DE81,802,25750,773
1.38%
20(20)United Kingdom GB62,348,44750,586
1.37%
Total3,689,376
100%
In Previous
-(19)Israel IL7,353,98513,599
1(3)United States US310,232,863673,306
18.2%
2(2)India IN1,173,108,018506,397
13.7%
3(1)China CN1,330,044,000413,089
11.2%
Total3,689,376
100%
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