February 2014January 2014December 2013November 2013October 2013September 2013August 2013July 2013June 2013May 2013April 2013March 2013February 2013January 2013December 2012November 2012October 2012September 2012August 2012July 2012June 2012May 2012  US Countries Belgium Canada Turkey ∀ All Medical Classic. from CBL PSBL Volume Submit

(Last Month, Next Month)

1 (3)  AS3549 GBLX 2 (8)  AS17184 ATL-CBEYOND 3 (6)  AS7018 ATT-INTERNET4 4 (-)  AS8047 GCI 5 (-)  AS22258 COMCAST-22258 6 (5)  AS20115 CHARTER-NET-HKY-NC More...

What accounts for this surge of  U.S. spammy ASNs?

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values.csv CBL dropouts 8,11 September 2012 were on our end. PSBL data is unusable 4-15 Sep 2012 due to problems on our end. Change the chart to logarithmic.

AS 3549 GBLX may have already peaked. AS 19529 RAZOR-PHL went up like a rocket at the end of the month!

February 2014January 2014December 2013November 2013October 2013September 2013August 2013July 2013June 2013May 2013April 2013March 2013February 2013January 2013December 2012November 2012October 2012September 2012August 2012July 2012June 2012May 2012  US Countries Belgium Canada Turkey ∀ All Medical Classic. from CBL PSBL Volume Submit

(Last Month, Next Month)

A really bad spam month for the  U.S.. Comcast only placed once, that that was at #5. Rank Organization Volume Vol% This (Last)  Name Website ASnumber name This  (Last) 1 (3)  Global Crossing Ltd. www.globalcrossing.com/ AS3549 GBLX 8,914,499  (1,657,162) 45.4% 2 (8)  CBEYOND COMMUNICATIONS LLC www.cbeyond.net/ AS17184 ATL-CBEYOND 2,641,720  (625,289) 13.5% 3 (6)  AT&T WorldNet Services en.wikipedia.org/wiki/AT%26T_Worldnetatt.my.yahoo.com/ AS7018 ATT-INTERNET4 1,968,802  (754,234) 10% 4 (-)  GENERAL COMMUNICATION INC. www.gci.com/ AS8047 GCI 1,077,528  (-) 5.49% 5 (-)  Comcast Cable Communications Holdings Inc www.comcast.com/ AS22258 COMCAST-22258 1,058,075  (-) 5.39% 6 (5)  Charter Communications www.charter.com AS20115 CHARTER-NET-HKY-NC 983,332  (925,482) 5.01% 7 (1)  Razor Inc. www.razorservers.com/ AS19529 RAZOR-PHL 775,851  (2,540,274) 3.95% 8 (-)  Integra Telecom Inc. www.integratelecom.com/ AS7385 INTEGRATELECOM 762,386  (-) 3.89% 9 (-)  FortressITX www.fortressitx.com/ AS25653 FORTRESSITX 729,206  (-) 3.72% 10 (-)  Sprint www.sprint.net/ AS1239 SPRINTLINK 709,233  (-) 3.61%   Total 19,620,632 100% Not  in this ranking, but in previous - (2)  Terremark www.terremark.com/default.aspx AS23148 TERREMARK -  (2,048,603) - (4)  Sago Networks www.sagonet.com/ AS21840 SAGONET-TPA -  (1,036,492) - (7)  Windstream Communications Inc www.windstream.com/ AS7029 WINDSTREAM -  (713,182) - (9)  Comcast Cable Communications Holdings Inc www.comcast.com/ AS20214 COMCAST-20214 -  (579,199) - (10)  Comcast Cable Communications Inc. www.comcast.com/ AS33491 COMCAST-33491 -  (499,513)

Almost half! Go GBLX!