The algorithm used in this report proposes aggregation only when there is a precise match using
AS path so as to preserve traffic transit policies. Aggregation is not
proposed across non-advertised address space ('holes').
--- 02Mar10 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 319814 189007 130807 40.9% All ASes
AS6389 4126 321 3805 92.2% BELLSOUTH-NET-BLK - BellSouth.net Inc.
AS4323 4375 755 3620 82.7% TWTC - tw telecom holdings, inc.
AS1785 1841 132 1709 92.8% AS-PAETEC-NET - PaeTec Communications, Inc.
AS4538 1648 285 1363 82.7% ERX-CERNET-BKB China Education and Research Network Center
AS4755 1456 359 1097 75.3% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
AS18566 1059 10 1049 99.1% COVAD - Covad Communications Co.
AS17488 1271 251 1020 80.3% HATHWAY-NET-AP Hathway IP Over Cable Internet
AS22773 1116 177 939 84.1% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
AS8151 1589 658 931 58.6% Uninet S.A. de C.V.
AS18101 1091 218 873 80.0% RIL-IDC Reliance Infocom Ltd Internet Data Centre,
AS7545 967 118 849 87.8% TPG-INTERNET-AP TPG Internet Pty Ltd
AS20115 2172 1344 828 38.1% CHARTER-NET-HKY-NC - Charter Communications
AS19262 1064 245 819 77.0% VZGNI-TRANSIT - Verizon Internet Services Inc.
AS4766 1859 1091 768 41.3% KIXS-AS-KR Korea Telecom
AS3356 1217 476 741 60.9% LEVEL3 Level 3 Communications
AS17908 767 55 712 92.8% TCISL Tata Communications
AS6478 1104 434 670 60.7% ATT-INTERNET3 - AT&T WorldNet Services
AS8452 999 370 629 63.0% TEDATA TEDATA
AS24560 844 247 597 70.7% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
AS11492 1134 551 583 51.4% CABLEONE - CABLE ONE, INC.
AS4808 803 223 580 72.2% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
AS7303 677 104 573 84.6% Telecom Argentina S.A.
AS28573 873 309 564 64.6% NET Servicos de Comunicao S.A.
AS855 612 54 558 91.2% CANET-ASN-4 - Bell Aliant Regional Communications, Inc.
AS7018 1568 1011 557 35.5% ATT-INTERNET4 - AT&T WorldNet Services
AS4134 1019 473 546 53.6% CHINANET-BACKBONE No.31,Jin-rong Street
AS35805 571 49 522 91.4% UTG-AS United Telecom AS
AS22047 528 21 507 96.0% VTR BANDA ANCHA S.A.
AS17676 563 69 494 87.7% GIGAINFRA Softbank BB Corp.
AS9116 569 82 487 85.6% GOLDENLINES-ASN 012 Smile Communications Main Autonomous System
Total 39482 10492 28990 73.4% Top 30 total
--- 01Mar10 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 322166 188072 134094 41.6% All ASes
AS6389 4136 322 3814 92.2% BELLSOUTH-NET-BLK - BellSouth.net Inc.
AS4323 4376 747 3629 82.9% TWTC - tw telecom holdings, inc.
AS577 2925 502 2423 82.8% BACOM - Bell Canada
AS4538 1648 282 1366 82.9% ERX-CERNET-BKB China Education and Research Network Center
AS4766 1858 655 1203 64.7% KIXS-AS-KR Korea Telecom
AS4755 1273 167 1106 86.9% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
AS18566 1059 10 1049 99.1% COVAD - Covad Communications Co.
AS22773 1130 91 1039 91.9% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
AS17488 1258 250 1008 80.1% HATHWAY-NET-AP Hathway IP Over Cable Internet
AS8151 1579 656 923 58.5% Uninet S.A. de C.V.
AS18101 1092 170 922 84.4% RIL-IDC Reliance Infocom Ltd Internet Data Centre,
AS1785 1858 989 869 46.8% AS-PAETEC-NET - PaeTec Communications, Inc.
AS7545 960 116 844 87.9% TPG-INTERNET-AP TPG Internet Pty Ltd
AS19262 1064 245 819 77.0% VZGNI-TRANSIT - Verizon Internet Services Inc.
AS20115 2168 1362 806 37.2% CHARTER-NET-HKY-NC - Charter Communications
AS3356 1219 473 746 61.2% LEVEL3 Level 3 Communications
AS17908 765 55 710 92.8% TCISL Tata Communications
AS8452 1029 334 695 67.5% TEDATA TEDATA
AS6478 1110 425 685 61.7% ATT-INTERNET3 - AT&T WorldNet Services
AS24560 840 182 658 78.3% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
AS4808 830 220 610 73.5% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
AS11492 1144 537 607 53.1% CABLEONE - CABLE ONE, INC.
AS7303 676 120 556 82.2% Telecom Argentina S.A.
AS7018 1569 1014 555 35.4% ATT-INTERNET4 - AT&T WorldNet Services
AS6517 662 113 549 82.9% RELIANCEGLOBALCOM - Reliance Globalcom Services, Inc
AS28573 859 311 548 63.8% NET Servicos de Comunicao S.A.
AS855 611 76 535 87.6% CANET-ASN-4 - Bell Aliant Regional Communications, Inc.
AS35805 569 39 530 93.1% UTG-AS United Telecom AS
AS4134 1018 494 524 51.5% CHINANET-BACKBONE No.31,Jin-rong Street
AS10620 996 474 522 52.4% TV Cable S.A.
Total 42281 11431 30850 73.0% Top 30 total
--- 10Jan10 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 318168 186957 131211 41.2% All ASes
AS6389 4166 308 3858 92.6% BELLSOUTH-NET-BLK - BellSouth.net Inc.
AS4323 4371 1300 3071 70.3% TWTC - tw telecom holdings, inc.
AS1785 1796 135 1661 92.5% AS-PAETEC-NET - PaeTec Communications, Inc.
AS4538 1644 290 1354 82.4% ERX-CERNET-BKB China Education and Research Network Center
AS17488 1464 303 1161 79.3% HATHWAY-NET-AP Hathway IP Over Cable Internet
AS4766 1943 792 1151 59.2% KIXS-AS-KR Korea Telecom
AS4755 1282 191 1091 85.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
AS20115 2154 1141 1013 47.0% CHARTER-NET-HKY-NC - Charter Communications
AS8151 1577 614 963 61.1% Uninet S.A. de C.V.
AS18101 1034 73 961 92.9% RIL-IDC Reliance Infocom Ltd Internet Data Centre,
AS18566 1059 171 888 83.9% COVAD - Covad Communications Co.
AS7545 936 116 820 87.6% TPG-INTERNET-AP TPG Internet Pty Ltd
AS19262 1051 237 814 77.5% VZGNI-TRANSIT - Verizon Internet Services Inc.
AS22773 1124 329 795 70.7% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
AS3356 1208 473 735 60.8% LEVEL3 Level 3 Communications
AS8452 1013 298 715 70.6% TEDATA TEDATA
AS6478 1095 453 642 58.6% ATT-INTERNET3 - AT&T WorldNet Services
AS24560 827 198 629 76.1% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
AS9299 664 40 624 94.0% IPG-AS-AP Philippine Long Distance Telephone Company
AS10620 1003 392 611 60.9% TV Cable S.A.
AS11492 1154 583 571 49.5% CABLEONE - CABLE ONE, INC.
AS7018 1603 1036 567 35.4% ATT-INTERNET4 - AT&T WorldNet Services
AS4808 790 227 563 71.3% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
AS9498 689 126 563 81.7% BBIL-AP BHARTI Airtel Ltd.
AS855 607 51 556 91.6% CANET-ASN-4 - Bell Aliant Regional Communications, Inc.
AS7303 666 118 548 82.3% Telecom Argentina S.A.
AS28573 836 292 544 65.1% NET Servicos de Comunicao S.A.
AS22047 546 14 532 97.4% VTR BANDA ANCHA S.A.
AS7029 650 149 501 77.1% WINDSTREAM - Windstream Communications Inc
AS17676 565 69 496 87.8% GIGAINFRA Softbank BB Corp.
Total 39517 10519 28998 73.4% Top 30 total
--- 09Jan10 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 317795 186648 131147 41.3% All ASes
AS6389 4166 308 3858 92.6% BELLSOUTH-NET-BLK - BellSouth.net Inc.
AS4323 4371 777 3594 82.2% TWTC - tw telecom holdings, inc.
AS4538 1642 290 1352 82.3% ERX-CERNET-BKB China Education and Research Network Center
AS1785 1796 548 1248 69.5% AS-PAETEC-NET - PaeTec Communications, Inc.
AS17488 1464 303 1161 79.3% HATHWAY-NET-AP Hathway IP Over Cable Internet
AS4766 1944 792 1152 59.3% KIXS-AS-KR Korea Telecom
AS4755 1280 191 1089 85.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
AS22773 1124 88 1036 92.2% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
AS20115 2155 1136 1019 47.3% CHARTER-NET-HKY-NC - Charter Communications
AS8151 1578 614 964 61.1% Uninet S.A. de C.V.
AS18566 1059 171 888 83.9% COVAD - Covad Communications Co.
AS18101 1034 165 869 84.0% RIL-IDC Reliance Infocom Ltd Internet Data Centre,
AS7545 935 115 820 87.7% TPG-INTERNET-AP TPG Internet Pty Ltd
AS19262 1051 237 814 77.5% VZGNI-TRANSIT - Verizon Internet Services Inc.
AS3356 1209 474 735 60.8% LEVEL3 Level 3 Communications
AS8452 1017 302 715 70.3% TEDATA TEDATA
AS6478 1095 453 642 58.6% ATT-INTERNET3 - AT&T WorldNet Services
AS24560 827 198 629 76.1% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
AS9299 663 40 623 94.0% IPG-AS-AP Philippine Long Distance Telephone Company
AS10620 1004 393 611 60.9% TV Cable S.A.
AS11492 1154 585 569 49.3% CABLEONE - CABLE ONE, INC.
AS7018 1602 1035 567 35.4% ATT-INTERNET4 - AT&T WorldNet Services
AS4804 633 70 563 88.9% MPX-AS Microplex PTY LTD
AS4808 790 227 563 71.3% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
AS9498 689 126 563 81.7% BBIL-AP BHARTI Airtel Ltd.
AS855 607 52 555 91.4% CANET-ASN-4 - Bell Aliant Regional Communications, Inc.
AS7303 666 117 549 82.4% Telecom Argentina S.A.
AS28573 836 301 535 64.0% NET Servicos de Comunicao S.A.
AS22047 546 14 532 97.4% VTR BANDA ANCHA S.A.
AS7029 675 170 505 74.8% WINDSTREAM - Windstream Communications Inc
Total 39612 10292 29320 74.0% Top 30 total
--- 08Jan10 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 318141 186130 132011 41.5% All ASes
AS6389 4168 308 3860 92.6% BELLSOUTH-NET-BLK - BellSouth.net Inc.
AS4323 4376 747 3629 82.9% TWTC - tw telecom holdings, inc.
AS4538 1644 290 1354 82.4% ERX-CERNET-BKB China Education and Research Network Center
AS1785 1796 524 1272 70.8% AS-PAETEC-NET - PaeTec Communications, Inc.
AS17488 1464 303 1161 79.3% HATHWAY-NET-AP Hathway IP Over Cable Internet
AS4766 1944 792 1152 59.3% KIXS-AS-KR Korea Telecom
AS4755 1281 191 1090 85.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
AS22773 1124 88 1036 92.2% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
AS20115 2156 1136 1020 47.3% CHARTER-NET-HKY-NC - Charter Communications
AS8151 1580 616 964 61.0% Uninet S.A. de C.V.
AS18101 1032 84 948 91.9% RIL-IDC Reliance Infocom Ltd Internet Data Centre,
AS18566 1059 171 888 83.9% COVAD - Covad Communications Co.
AS7545 936 116 820 87.6% TPG-INTERNET-AP TPG Internet Pty Ltd
AS19262 1051 237 814 77.5% VZGNI-TRANSIT - Verizon Internet Services Inc.
AS3356 1210 474 736 60.8% LEVEL3 Level 3 Communications
AS8452 1017 302 715 70.3% TEDATA TEDATA
AS6478 1092 457 635 58.2% ATT-INTERNET3 - AT&T WorldNet Services
AS24560 826 198 628 76.0% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
AS9299 663 40 623 94.0% IPG-AS-AP Philippine Long Distance Telephone Company
AS10620 1004 393 611 60.9% TV Cable S.A.
AS11492 1154 583 571 49.5% CABLEONE - CABLE ONE, INC.
AS7018 1603 1036 567 35.4% ATT-INTERNET4 - AT&T WorldNet Services
AS9498 688 123 565 82.1% BBIL-AP BHARTI Airtel Ltd.
AS4808 790 227 563 71.3% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
AS855 607 52 555 91.4% CANET-ASN-4 - Bell Aliant Regional Communications, Inc.
AS7303 667 118 549 82.3% Telecom Argentina S.A.
AS22047 546 14 532 97.4% VTR BANDA ANCHA S.A.
AS28573 836 308 528 63.2% NET Servicos de Comunicao S.A.
AS7029 676 155 521 77.1% WINDSTREAM - Windstream Communications Inc
AS17676 565 69 496 87.8% GIGAINFRA Softbank BB Corp.
Total 39555 10152 29403 74.3% Top 30 total
--- 25Feb10 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 317929 186294 131635 41.4% All ASes
AS6389 4148 322 3826 92.2% BELLSOUTH-NET-BLK - BellSouth.net Inc.
AS4323 4386 741 3645 83.1% TWTC - tw telecom holdings, inc.
AS4538 1489 134 1355 91.0% ERX-CERNET-BKB China Education and Research Network Center
AS4766 1860 691 1169 62.8% KIXS-AS-KR Korea Telecom
AS4755 1310 182 1128 86.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
AS17488 1262 254 1008 79.9% HATHWAY-NET-AP Hathway IP Over Cable Internet
AS18101 1044 67 977 93.6% RIL-IDC Reliance Infocom Ltd Internet Data Centre,
AS8151 1573 636 937 59.6% Uninet S.A. de C.V.
AS20115 2160 1271 889 41.2% CHARTER-NET-HKY-NC - Charter Communications
AS18566 1059 171 888 83.9% COVAD - Covad Communications Co.
AS7545 938 117 821 87.5% TPG-INTERNET-AP TPG Internet Pty Ltd
AS19262 1057 241 816 77.2% VZGNI-TRANSIT - Verizon Internet Services Inc.
AS22773 1125 315 810 72.0% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
AS1785 1818 1050 768 42.2% AS-PAETEC-NET - PaeTec Communications, Inc.
AS3356 1210 473 737 60.9% LEVEL3 Level 3 Communications
AS8452 1019 302 717 70.4% TEDATA TEDATA
AS17908 764 56 708 92.7% TCISL Tata Communications
AS6478 1106 437 669 60.5% ATT-INTERNET3 - AT&T WorldNet Services
AS24560 838 178 660 78.8% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
AS9498 665 59 606 91.1% BBIL-AP BHARTI Airtel Ltd.
AS28573 847 262 585 69.1% NET Servicos de Comunicao S.A.
AS4808 790 206 584 73.9% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
AS7029 731 161 570 78.0% WINDSTREAM - Windstream Communications Inc
AS7018 1606 1039 567 35.3% ATT-INTERNET4 - AT&T WorldNet Services
AS10620 1007 445 562 55.8% TV Cable S.A.
AS11492 1138 593 545 47.9% CABLEONE - CABLE ONE, INC.
AS22047 565 20 545 96.5% VTR BANDA ANCHA S.A.
AS9116 567 31 536 94.5% GOLDENLINES-ASN 012 Smile Communications Main Autonomous System
AS855 609 80 529 86.9% CANET-ASN-4 - Bell Aliant Regional Communications, Inc.
AS7303 646 136 510 78.9% Telecom Argentina S.A.
Total 39337 10670 28667 72.9% Top 30 total
--- 13Jan10 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 318415 188601 129814 40.8% All ASes
AS6389 4167 308 3859 92.6% BELLSOUTH-NET-BLK - BellSouth.net Inc.
AS4323 4374 2028 2346 53.6% TWTC - tw telecom holdings, inc.
AS1785 1797 318 1479 82.3% AS-PAETEC-NET - PaeTec Communications, Inc.
AS4538 1644 289 1355 82.4% ERX-CERNET-BKB China Education and Research Network Center
AS17488 1464 289 1175 80.3% HATHWAY-NET-AP Hathway IP Over Cable Internet
AS4766 1976 805 1171 59.3% KIXS-AS-KR Korea Telecom
AS4755 1282 191 1091 85.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
AS22773 1125 71 1054 93.7% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
AS20115 2157 1160 997 46.2% CHARTER-NET-HKY-NC - Charter Communications
AS8151 1581 620 961 60.8% Uninet S.A. de C.V.
AS18101 1036 77 959 92.6% RIL-IDC Reliance Infocom Ltd Internet Data Centre,
AS18566 1059 171 888 83.9% COVAD - Covad Communications Co.
AS7545 938 118 820 87.4% TPG-INTERNET-AP TPG Internet Pty Ltd
AS19262 1051 237 814 77.5% VZGNI-TRANSIT - Verizon Internet Services Inc.
AS3356 1208 473 735 60.8% LEVEL3 Level 3 Communications
AS8452 1015 304 711 70.0% TEDATA TEDATA
AS6478 1098 452 646 58.8% ATT-INTERNET3 - AT&T WorldNet Services
AS9299 664 40 624 94.0% IPG-AS-AP Philippine Long Distance Telephone Company
AS10620 1003 392 611 60.9% TV Cable S.A.
AS11492 1129 562 567 50.2% CABLEONE - CABLE ONE, INC.
AS7018 1610 1045 565 35.1% ATT-INTERNET4 - AT&T WorldNet Services
AS855 608 52 556 91.4% CANET-ASN-4 - Bell Aliant Regional Communications, Inc.
AS24560 829 276 553 66.7% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
AS22047 546 14 532 97.4% VTR BANDA ANCHA S.A.
AS7029 651 151 500 76.8% WINDSTREAM - Windstream Communications Inc
AS4808 790 293 497 62.9% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
AS17676 565 69 496 87.8% GIGAINFRA Softbank BB Corp.
AS7303 670 190 480 71.6% Telecom Argentina S.A.
AS28573 842 370 472 56.1% NET Servicos de Comunicao S.A.
AS9498 688 218 470 68.3% BBIL-AP BHARTI Airtel Ltd.
Total 39567 11583 27984 70.7% Top 30 total
--- 12Jan10 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 318470 187098 131372 41.3% All ASes
AS6389 4167 308 3859 92.6% BELLSOUTH-NET-BLK - BellSouth.net Inc.
AS4323 4374 762 3612 82.6% TWTC - tw telecom holdings, inc.
AS1785 1798 148 1650 91.8% AS-PAETEC-NET - PaeTec Communications, Inc.
AS4538 1644 289 1355 82.4% ERX-CERNET-BKB China Education and Research Network Center
AS17488 1464 289 1175 80.3% HATHWAY-NET-AP Hathway IP Over Cable Internet
AS4766 1974 803 1171 59.3% KIXS-AS-KR Korea Telecom
AS4755 1282 191 1091 85.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
AS22773 1125 71 1054 93.7% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
AS20115 2157 1159 998 46.3% CHARTER-NET-HKY-NC - Charter Communications
AS8151 1579 618 961 60.9% Uninet S.A. de C.V.
AS18101 1036 77 959 92.6% RIL-IDC Reliance Infocom Ltd Internet Data Centre,
AS18566 1059 171 888 83.9% COVAD - Covad Communications Co.
AS7545 938 118 820 87.4% TPG-INTERNET-AP TPG Internet Pty Ltd
AS19262 1051 237 814 77.5% VZGNI-TRANSIT - Verizon Internet Services Inc.
AS3356 1208 473 735 60.8% LEVEL3 Level 3 Communications
AS8452 1015 304 711 70.0% TEDATA TEDATA
AS6478 1098 452 646 58.8% ATT-INTERNET3 - AT&T WorldNet Services
AS9299 664 40 624 94.0% IPG-AS-AP Philippine Long Distance Telephone Company
AS10620 1003 392 611 60.9% TV Cable S.A.
AS11492 1129 561 568 50.3% CABLEONE - CABLE ONE, INC.
AS7018 1606 1041 565 35.2% ATT-INTERNET4 - AT&T WorldNet Services
AS855 607 51 556 91.6% CANET-ASN-4 - Bell Aliant Regional Communications, Inc.
AS24560 829 276 553 66.7% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
AS22047 546 14 532 97.4% VTR BANDA ANCHA S.A.
AS7029 651 151 500 76.8% WINDSTREAM - Windstream Communications Inc
AS4808 790 293 497 62.9% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
AS17676 565 69 496 87.8% GIGAINFRA Softbank BB Corp.
AS7303 670 190 480 71.6% Telecom Argentina S.A.
AS28573 842 370 472 56.1% NET Servicos de Comunicao S.A.
AS9498 689 218 471 68.4% BBIL-AP BHARTI Airtel Ltd.
Total 39560 10136 29424 74.4% Top 30 total