January, 2004, complete results Total spams: 2336 Total ASNs: 440 Rank Cum % Pct Spams ASN Description ---- ----- ---- ----- ----- ------------- 1 17.0% 17.0% 396 Message Query timed out 2 24.8% 7.8% 183 4766 KORnet Powered BY Korea Telecom 3 28.0% 3.2% 75 7132 SBC Internet Services 4 31.0% 3.0% 70 6478 AT&T WorldNet Services 5 33.9% 3.0% 69 9318 : HANARO Telecom 6 35.7% 1.8% 42 3462 Chunghwa Telecom Co., Ltd. 7 37.2% 1.5% 34 3215 RIPE NCC ASN block 8 38.6% 1.4% 32 1221 TELSTRA-AS 9 39.8% 1.2% 29 4134 China Telecom 10 41.0% 1.2% 28 3786 DACOM Corporation in Seoul, Korea 11 42.2% 1.2% 27 unk Query timed out 12 43.3% 1.1% 26 9277 THRUNET 13 44.3% 1.0% 24 n/a Query timed out 14 45.3% 1.0% 24 7018 AT&T WorldNet Services 15 46.3% 1.0% 23 7843 Adelphia Communications 16 47.2% 0.9% 21 6128 CSC Holdings, Inc (Cablevision) 17 48.1% 0.9% 21 12491 IPPlanet 18 49.0% 0.9% 20 21125 Emperion Autonomous System 19 49.7% 0.7% 17 3352 Internet Access Network of TDE 20 50.4% 0.7% 16 4813 China Telecom GUANGDONG PROVINCE BACKBONE NETWORK 21 51.0% 0.6% 15 3356 Level 3 Communications 22 51.7% 0.6% 15 5615 Tiscali B.V. 23 52.3% 0.6% 15 6561 Primary AS for Optigate Networks 24 52.9% 0.6% 13 6478 AT&T WorldNet Services 25 53.4% 0.6% 13 7482 Asia Pacific On-Line Service Inc. 26 54.0% 0.6% 13 8151 Latin American and Caribbean IP address Regional Registry 27 54.5% 0.6% 13 9457 DREAMLINE CO. 28 55.1% 0.6% 13 20115 Charter Communications, Inc. 29 55.6% 0.5% 12 4837 China Network Communications (CNC Group) 30 56.1% 0.5% 12 5390 Wanadoo Nederland BV Global AS 31 56.6% 0.5% 12 10530 INTERPACKET NETWORKS INC. 32 57.1% 0.5% 11 1668 AOL Transit Data Network 33 57.6% 0.5% 11 7015 Comcast Cable Communications Holdings, Inc 34 58.0% 0.5% 11 13571 Videotron ltée 35 58.5% 0.4% 10 4766 Asia Pacific Network Information Centre 36 58.9% 0.4% 10 5617 Polish Telecom's commercial IP network 37 59.3% 0.4% 10 6327 Shaw Big Pipe IP Backbone Network 38 59.7% 0.4% 9 702 MCI EMEA 39 60.1% 0.4% 9 2828 XO Communications, Inc. 40 60.5% 0.4% 9 8220 COLT Telecommunications - www.colt.net 41 60.9% 0.4% 9 9121 RIPE NCC ASN block 42 61.3% 0.4% 9 9318 APNIC ASN block 43 61.6% 0.4% 9 22047 VTR punto NET Chile 44 62.0% 0.3% 8 209 Qwest Communications 45 62.3% 0.3% 8 4670 Onse Telecommunication Co.,Ltd. in Korea 46 62.7% 0.3% 8 8209 UPC Netherlands - Autonomous System 47 63.0% 0.3% 8 8551 Bezeq International 48 63.3% 0.3% 7 852 TELUS Communications Inc. 49 63.6% 0.3% 7 3269 TELECOM ITALIA 50 63.9% 0.3% 7 3301 TeliaNet Sweden 51 64.2% 0.3% 7 3339 AT&T Israel 52 64.5% 0.3% 7 4812 China Telecom (Group) 53 64.8% 0.3% 7 4814 CNCGROUP IP network¡ªChina169 Beijing Broadband Network 54 65.1% 0.3% 7 5462 RIPE NCC ASN block 55 65.4% 0.3% 7 9116 RIPE NCC ASN block 56 65.7% 0.3% 7 9812 Shanghai Cable Network Co., Ltd 57 66.0% 0.3% 7 10843 Advanced Internet Technologies 58 66.3% 0.3% 7 11351 RR-Binghamton-Rochester 59 66.6% 0.3% 7 12076 Microsoft MSN 60 66.9% 0.3% 7 12322 AS for Proxad ISP 61 67.2% 0.3% 7 13367 RoadRunner-Minnesota 62 67.5% 0.3% 7 22572 InfoSat (Pty) Ltd 63 67.8% 0.3% 6 1267 Infostrada S.p.A. 64 68.0% 0.3% 6 5384 Emirates Internet 65 68.3% 0.3% 6 6678 NOOS Autonomous System 66 68.5% 0.3% 6 8176 AOL-NTC-TDNS 67 68.8% 0.3% 6 10796 RR-Columbus 68 69.0% 0.3% 6 10994 RR-TampaBay 69 69.3% 0.3% 6 22291 Charter Communications, Inc. 70 69.6% 0.3% 6 26101 Yahoo SCD datacenter 71 69.8% 0.2% 5 812 Rogers Cable Inc. 72 70.0% 0.2% 5 1257 Tele2 AB 73 70.2% 0.2% 5 2856 BTnet UK Regional network 74 70.4% 0.2% 5 3292 TDC Data Networks 75 70.6% 0.2% 5 3462 Asia Pacific Network Information Centre 76 70.8% 0.2% 5 3786 Asia Pacific Network Information Centre 77 71.1% 0.2% 5 4230 Embratel Brazil 78 71.3% 0.2% 5 5430 freenet City LINE GmbH 79 71.5% 0.2% 5 6619 Samsung Networks Corporation in Seoul, Korea 80 71.7% 0.2% 5 7738 TELEMAR 81 71.9% 0.2% 5 7757 Comcast Cable Communications Holdings, Inc 82 72.1% 0.2% 5 8167 Latin American and Caribbean IP address Regional Registry 83 72.3% 0.2% 5 9800 No.133,Xi'dan North Street 84 72.6% 0.2% 5 10013 Japan Network Information Center 85 72.8% 0.2% 5 11427 RR-Austin-Houston-SanAntonio 86 73.0% 0.2% 5 15311 Latin American and Caribbean IP address Regional Registry 87 73.2% 0.2% 5 19444 Charter Communications, Inc. 88 73.4% 0.2% 5 22909 Comcast IP Services AS 89 73.6% 0.2% 4 - Query timed out 90 73.8% 0.2% 4 1239 SprintLink Backbone 91 73.9% 0.2% 4 2914 Verio 92 74.1% 0.2% 4 3215 France Telecom Transpac 93 74.3% 0.2% 4 4713 NTT-OCNET 94 74.4% 0.2% 4 5466 Eircom 95 74.6% 0.2% 4 6461 MFN - Metromedia Fiber Network 96 74.8% 0.2% 4 6830 UPC Distribution Services 97 75.0% 0.2% 4 7992 CGOC-T 98 75.1% 0.2% 4 8048 Latin American and Caribbean IP address Regional Registry 99 75.3% 0.2% 4 9105 RIPE NCC ASN block 100 75.5% 0.2% 4 9394 CHINA RAILWAY Internet(CRNET) 101 75.6% 0.2% 4 9924 Taiwan Fixed Network 102 75.8% 0.2% 4 9942 COMindico Australia 103 76.0% 0.2% 4 10978 Ronco Communications & Electronics Inc. 104 76.2% 0.2% 4 11060 AOLTW-RR 105 76.3% 0.2% 4 12271 RR-NYC 106 76.5% 0.2% 4 16631 Cogent Communications 107 76.7% 0.2% 4 17676 Softbank BB Corporation. 108 76.8% 0.2% 4 17773 Shandong Sanlian Electronics & Information Co., Ltd. 109 77.0% 0.2% 4 19108 Cox Internet Services Tyler, TX. 110 77.2% 0.2% 4 27699 TELECOMUNICACOES DE SAO PAULO S/A - TELESP 111 77.4% 0.2% 4 30281 Washington Post 112 77.5% 0.1% 3 701 Alternet 113 77.6% 0.1% 3 1312 Virginia Tech, Blacksburg VA 114 77.7% 0.1% 3 1680 NetVision Ltd. 115 77.9% 0.1% 3 2110 Esat Net backbone AS Number 116 78.0% 0.1% 3 3215 RIPE Network Coordination Centre 117 78.1% 0.1% 3 4134 Asia Pacific Network Information Centre 118 78.3% 0.1% 3 4323 Time Warner Telecom 119 78.4% 0.1% 3 4355 Earthlink, Inc. 120 78.5% 0.1% 3 4716 POWEREDCOM, Inc. 121 78.6% 0.1% 3 5650 Electric Lightwave, Inc. 122 78.8% 0.1% 3 6350 Bell Atlantic Global Networks 123 78.9% 0.1% 3 6381 BellSouth.net Jacksonville, FL 124 79.0% 0.1% 3 6471 Latin American and Caribbean IP address Regional Registry 125 79.2% 0.1% 3 6739 Cableuropa - ONO 126 79.3% 0.1% 3 6805 Telefonica Deutschland Autonomous System 127 79.4% 0.1% 3 7132 SBC Internet Services - Southwest 128 79.5% 0.1% 3 8436 UPC Magyarorszag Kft. 129 79.7% 0.1% 3 8512 SULINET-AS 130 79.8% 0.1% 3 9106 Cable i TV de Catalunya (CTC-MENTA) 131 79.9% 0.1% 3 9318 HANARO-AS 132 80.1% 0.1% 3 9584 Primary AS for Diyixian.com Ltd 133 80.2% 0.1% 3 11426 RR-Raleigh 134 80.3% 0.1% 3 13749 Everyones Internet 135 80.4% 0.1% 3 17430 Great Wall Broadband Network Service Co.,Ltd 136 80.6% 0.1% 3 17964 Beijing Dian-Xin-Tong Network Technologies Co., Ltd. 137 80.7% 0.1% 3 18118 CITIC Networks Management Co.,Ltd. 138 80.8% 0.1% 3 19199 Pamamsat 139 81.0% 0.1% 3 20214 Comcast Cable Communications Holdings, Inc 140 81.1% 0.1% 3 22927 Latin American and Caribbean IP address Regional Registry 141 81.2% 0.1% 3 25233 Autonomus System number for Awalnet 142 81.3% 0.1% 2 Message mail.alter.net, pao.us.msn.net: mail.hotmail.com> 143 81.4% 0.1% 2 1 144 81.5% 0.1% 2 73 University of Washington Campus Network 145 81.5% 0.1% 2 137 GARR Italian academic and research network 146 81.6% 0.1% 2 237 MichNet 147 81.7% 0.1% 2 800 Rogers Cable Newfoundland 148 81.8% 0.1% 2 1221 Asia Pacific Network Information Centre 149 81.9% 0.1% 2 1290 PSINet UK Ltd. 150 82.0% 0.1% 2 1659 Tiawan Academic Network (TANet) Information Center 151 82.1% 0.1% 2 3215 France Telecom Transpac 152 82.1% 0.1% 2 3313 RIPE NCC ASN block 153 82.2% 0.1% 2 3549 Global Crossing, Ltd. 154 82.3% 0.1% 2 3561 Cable & Wireless (CW) 155 82.4% 0.1% 2 3676 University of Iowa 156 82.5% 0.1% 2 4436 NLAYER 157 82.6% 0.1% 2 4755 Videsh Sanchar Nigam Ltd. India 158 82.7% 0.1% 2 4780 SEEDNet, Digital United Inc. 159 82.7% 0.1% 2 5089 NTL Group Limited 160 82.8% 0.1% 2 5377 Taide, IP Network in Northern and Eastern Europe, Africa 161 82.9% 0.1% 2 5432 SKYNETBE-AS 162 83.0% 0.1% 2 5511 France Telecom 163 83.1% 0.1% 2 5603 SiOL Internet d.o.o. 164 83.2% 0.1% 2 6772 ImproWare Network Services 165 83.3% 0.1% 2 7418 166 83.3% 0.1% 2 7482 Asia Pacific Network Information Centre 167 83.4% 0.1% 2 7629 INFOCOM Technologies, Inc. 168 83.5% 0.1% 2 7843 Adelphia Corp. 169 83.6% 0.1% 2 8112 Bell Atlantic Global Networks 170 83.7% 0.1% 2 8113 Verizon Internet Services 171 83.8% 0.1% 2 8737 Planet Technologies BV 172 83.9% 0.1% 2 9141 UPC Poland 173 83.9% 0.1% 2 9277 Asia Pacific Network Information Centre 174 84.0% 0.1% 2 9304 Hutchcity 175 84.1% 0.1% 2 9318 Asia Pacific Network Information Centre 176 84.2% 0.1% 2 9416 Hoshin Gigamedia Center Inc. 177 84.3% 0.1% 2 9621 OTNet Service Network 178 84.4% 0.1% 2 9919 New Century InfoComm Tech Co., Ltd. 179 84.5% 0.1% 2 9929 China Netcom Corporation 180 84.5% 0.1% 2 10318 Fibertel Argentina 181 84.6% 0.1% 2 10409 Easylink Services Corporation 182 84.7% 0.1% 2 10481 PRIMA-AS 183 84.8% 0.1% 2 11022 Alabanza, Inc. 184 84.9% 0.1% 2 11388 Maxim Computer Systems Corporation 185 85.0% 0.1% 2 11398 Sprint United Western Region 186 85.1% 0.1% 2 11427 Road Runner 187 85.1% 0.1% 2 12626 9TELECOM 188 85.2% 0.1% 2 12742 IP Telecom Ltd. 189 85.3% 0.1% 2 12871 Concepts ICT Autonomous System 190 85.4% 0.1% 2 12876 Tiscali Telecom 191 85.5% 0.1% 2 13156 Cabovisao,SA 192 85.6% 0.1% 2 13591 Latin American and Caribbean IP address Regional Registry 193 85.7% 0.1% 2 13622 Ureach.com 194 85.7% 0.1% 2 13999 Latin American and Caribbean IP address Regional Registry 195 85.8% 0.1% 2 14259 Moneda 920 Piso 11 196 85.9% 0.1% 2 15417 KBIMPULS Autonomous System 197 86.0% 0.1% 2 15635 Yahoo! Europe AS 198 86.1% 0.1% 2 16422 Newskies Networks, Inc. 199 86.2% 0.1% 2 16629 Latin American and Caribbean IP address Regional Registry 200 86.3% 0.1% 2 17844 PBS CATV 201 86.3% 0.1% 2 17962 Shen Zhen Topway Cable Net CO. 202 86.4% 0.1% 2 18834 Network IP 203 86.5% 0.1% 2 19199 2875 Fork Creek church rd. 204 86.6% 0.1% 2