| Top 40 Virus Sources |
| Count | Host |
| 31 | mail.acn.net |
| 26 | yushun.co.jp |
| 20 | 62-3-240-74.fw.gotadsl.co.uk |
| 15 | eden-out.rutgers.edu |
| 9 | 74.7.24.229 |
| 9 | 62-2-162-67.static.cablecom.ch |
| 7 | 24-176-172-194.dhcp.gvrb.ca.charter.com |
| 6 | mail.empopasto.com |
| 6 | server1.stabo.net |
| 6 | one.cs.duke.edu |
| 6 | digitas.eecs.harvard.edu |
| 5 | mail.maguireandpartners.com |
| 5 | host-66-202-47-150.man.choiceone.net |
| 5 | ektmail2mta1.euskaltel.es |
| 5 | tomts36.bellnexxia.net tomts36-srv.bellnexxia.net |
| 5 | as5300-18-042.cnt.entelchile.net |
| 4 | 74.7.121.105 |
| 4 | h-74-1-186-198.snfccasy.covad.net |
| 4 | 64.34.165.43 |
| 4 | 64.251.21.50 |
| 4 | 220.92.168.68 |
| 4 | mail.orderwise.co.za |
| 4 | duke.cs.duke.edu |
| 4 | olddavidhume.rutgers.edu |
| 4 | biomed.rutgers.edu |
| 3 | 32.Red-88-25-128.staticIP.rima-tde.net |
| 3 | 82.100.199.137 |
| 3 | 73.Red-80-24-6.staticIP.rima-tde.net |
| 3 | mailgate.estate-publications.co.uk |
| 3 | rb-sip-102.greenmountainaccess.net |
| 3 | mail.bartelslawfirm.com |
| 3 | smtp.dsli.com |
| 3 | tomts43.bellnexxia.net tomts43-srv.bellnexxia.net |
| 3 | circular.cs.umd.edu |
| 3 | dimacs.rutgers.edu |
| 3 | gehenna.rutgers.edu |
| 3 | gauss.rutgers.edu |
| 3 | winmain.rutgers.edu |
| 3 | sun.its.uiowa.edu |
| 2 | 82.108.227.194 |