| Top 24 Virus Sources |
| Count | Host |
| 11 | smtp.tc.lv |
| 7 | ss59.shared.server-system.net |
| 7 | ss57.shared.server-system.net |
| 5 | rulink2.rutgers.edu |
| 4 | mail753.megamailservers.com |
| 4 | mail751.megamailservers.com |
| 4 | mail748.megamailservers.com |
| 4 | ektmail2mta1.euskaltel.es |
| 4 | one.cs.duke.edu |
| 3 | taikishaindia.com |
| 3 | mail752.megamailservers.com |
| 3 | mail750.megamailservers.com |
| 3 | unknown.ord.scnet.net |
| 3 | ektmail1mta1.euskaltel.es |
| 3 | circular.cs.umd.edu |
| 3 | dimacs.rutgers.edu |
| 2 | ss52.shared.server-system.net |
| 2 | dsl-del-static-090.236.247.61.airtelbroadband.in |
| 2 | GW-Wisbg-to.cisbg.com |
| 2 | 194-183-4-176.uni.it |
| 2 | ipex1.johnshopkins.edu |
| 2 | 2020comm.net |
| 2 | gauss.rutgers.edu |
| 2 | olddavidhume.rutgers.edu |