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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.

   

January 2012 Monthly United States United States  Medical SpamRankings.net from PSBL Volume
(Previous Month, Next Month)

1(1)AS 18495 NOVANT-AS1
2(2)AS 46648 SUTTERHEALTH
3(3)AS 11015 TCH-AS
4(4)AS 20252 JSIWMC
5(7)AS 22328 CSHS
6(6)AS 122 U-PGH-NET-AS
More...
The same top 2, 3, and 4, but Cedars-Sinai's AS 22328 got worse.
Novant Health's AS 18495 is first again.

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values.csv No CBL data dropouts in January 2012.
One PSBL data dropout on 25 January 2012.

values.csv No CBL data dropouts in January 2012.
One PSBL data dropout on 25 January 2012.
Change the chart to logarithmic.


The lines for the top three are so close it's suspicious that they may be infested by the same botnet.

January 2012 Monthly United States United States  Medical SpamRankings.net from PSBL Volume
(Previous Month, Next Month)

Three new contestants appeared, but all with single digits.
Rank (Previous)OrganizationVolume
1(1)Novant Health Inc.
novanthealth.org/
AS 18495 NOVANT-AS1
396
33.8%
2(2)Sutter Health
www.sutterhealth.org/
AS 46648 SUTTERHEALTH
376
32.1%
3(3)Texas Children\'s Hospital
www.texaschildrens.org/
AS 11015 TCH-AS
353
30.1%
4(4)Joan and Sanford I. Weill Medical College and Graduate School of Medical Sciences of Cornell University
www.med.cornell.edu/
AS 20252 JSIWMC
14
1.19%
5(7)Cedars-Sinai Health Systems
www.cedars-sinai.edu/
AS 22328 CSHS
10
0.853%
6(6)University of Pittsburgh Medical Center
www.upmc.com
AS 122 U-PGH-NET-AS
6
0.512%
7(-)Thomas Jefferson University Hospitals
www.jeffersonhospital.org/
AS 22644 TJUH
6
0.512%
8(5)U.S. Dept. of Health and Human Services
www.hhs.gov/
AS 26810 HHSNET-NOC-ASN
5
0.426%
9(-)North Shore Long Island Jewish Health System
www.northshorelij.com/NSLIJ/NSLIJ+HomePage
AS 25611 NSLIJHS
4
0.341%
10(-)Mayo Foundation for Medical Education and Research
www.mayo.edu/ en.wikipedia.org/wiki/Mayo_Medical_School
AS 7973 MAYO
3
0.256%
Total1,173
100%
Not in this ranking, but
in previous ranking

-(8)UT Southwestern Medical Center at Dallas
www.swmed.edu
AS 13998 SWMED
3
-(9)Christiana Care Health Services Inc.
www.christianacare.org/
AS 32739 CHRISTIANACARE-AS-1
3
-(10)SSM Health Care
www.ssmhc.com
AS 26305 ASN-SSM
3

A weirdly even pie.
parameters.json
Three small medical spammers cleaned up their acts.