This report has been generated at Fri Oct 16 21:45:43 2020 AEST.
The report analyses the BGP Routing Table as seen within AS131072
and generates a report on aggregation potential within the table.
Check https://www.cidr-report.org/v6 for a current version of this report.
Recent Table History
Date Prefixes CIDR Agg
09-10-20 97819 57049
10-10-20 97616 57300
11-10-20 97943 57234
12-10-20 97876 57267
13-10-20 97932 57432
14-10-20 97999 57425
15-10-20 98013 57422
16-10-20 98156 57422
AS Summary
20836 Number of ASes in routing system
13118 Number of ASes announcing only one prefix
2612 Largest number of prefixes announced by an AS
AS11172: Alestra, S. de R.L. de C.V., MX
36318243520512 (/18.95) Largest address span announced by an AS (/64s)
AS7922 : COMCAST-7922, US
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies.
--- 16Oct20 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 98257 57491 40766 41.5% All ASes
AS11172 2612 104 2508 96.0% Alestra, S. de R.L. de C.V.,
MX
AS45609 1846 254 1592 86.2% BHARTI-MOBILITY-AS-AP Bharti
Airtel Ltd. AS for GPRS
Service, IN
AS12479 1470 4 1466 99.7% UNI2-AS, ES
AS7552 1148 4 1144 99.7% VIETEL-AS-AP Viettel Group, VN
AS45271 1265 191 1074 84.9% ICLNET-AS-AP Idea Cellular
Limited, IN
AS28573 1185 122 1063 89.7% CLARO S.A., BR
AS39891 770 8 762 99.0% ALJAWWALSTC-AS, SA
AS22773 1194 443 751 62.9% ASN-CXA-ALL-CCI-22773-RDC, US
AS16509 1428 830 598 41.9% AMAZON-02, US
AS4134 503 32 471 93.6% CHINANET-BACKBONE
No.31,Jin-rong Street, CN
AS38266 618 167 451 73.0% VODAFONE-IN Vodafone India
Ltd., IN
AS62240 451 18 433 96.0% CLOUVIDER Clouvider - Global
ASN, GB
AS30036 565 152 413 73.1% MEDIACOM-ENTERPRISE-BUSINESS,
US
AS17552 381 22 359 94.2% TRUE-AS-AP True Internet
Co.,Ltd., TH
AS13142 381 28 353 92.7% MOBIFONE-AS-VN MOBIFONE
Corporation, VN
AS17622 1362 1019 343 25.2% CNCGROUP-GZ China Unicom
Guangzhou network, CN
AS13361 532 201 331 62.2% VODAFONE-AS-AP Vodafone
Australia Pty Ltd, AU
AS9829 448 137 311 69.4% BSNL-NIB National Internet
Backbone, IN
AS32098 763 453 310 40.6% TRANSTELCO-INC, US
AS9605 275 18 257 93.5% DOCOMO NTT DOCOMO, INC., JP
AS13206 258 1 257 99.6% REALMOVE-AS-AP Realmove
Company Limited, TH
AS24173 258 3 255 98.8% NETNAM-AS-AP Netnam Company,
VN
AS45899 275 21 254 92.4% VNPT-AS-VN VNPT Corp, VN
AS54113 800 551 249 31.1% FASTLY, US
AS55303 316 77 239 75.6% EAGLENET-AP 60 Market
Square,P.O. Box 364, PH
AS174 340 114 226 66.5% COGENT-174, US
AS3462 251 27 224 89.2% HINET Data Communication
Business Group, TW
AS20940 656 435 221 33.7% AKAMAI-ASN1, EU
AS55430 297 77 220 74.1% STARHUB-NGNBN Starhub Ltd, SG
AS33363 675 468 207 30.7% BHN-33363, US
Total 23323 5981 17342 74.4% Top 30 total
Possible Bogus Routes
2001::/32 AS6939 HURRICANE, US
2001:4:112::/48 AS112 -Reserved AS-, ZZ
2001:df0:2b7::/48 AS9555 VZB-AU-AS Verizon Australia PTY Limited, AU
2001:df5:5c00::/48 AS9649 MOPH-TH-AP Information Technology Office, SG
2002::/16 AS6939 HURRICANE, US
2400:e800:1000::/36 AS17564 GITN-PCN-AS-AP GITN (M) Sdn. Bhd., MY
2401:160c::/32 AS13309 FUSIONNETWORKS-AS-AP Fusion Networks, NZ
2401:5b80::/32 AS13342
2401:f500:1::/48 AS17139 NETRANGE, US
2402:f880::/32 AS64056 KAZILALLC-AS-AP Kazila LLC, AU
2403:4200:401::/48 AS58534 JAZMIN-AS-AP Jazmin Communications Pty Ltd, AU
2403:4e00::/32 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:300::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:301::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:302::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:305::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:306::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:309::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:30b::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:30d::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:310::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:316::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:319::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2403:4e00:31a::/48 AS45528 TIKONAIN-AS Tikona Infinet Ltd., IN
2404:e601::/48 AS13280 SINGTEL-AS-SCSGKC23 Singapore Telecommunications Limited, SG
2405:1900::/32 AS45475 AMURINET-NZ Amuri Net, NZ
2450:1740:1::/48 AS14007 GARMININTERNATIONAL-AS-AP Garmin International Inc, TW
2602:ff42::/36 AS7018 ATT-INTERNET4, US
2602:fff1:1::/48 AS22625 IMDC-AS22625, US
2605:a80:1::/48 AS13213 UK2NET-AS, GB
2605:3cc0::/33 AS8064 UABMC, US
2605:d400::/32 AS174 COGENT-174, US
2606:ae04:8020::/48 AS17224 ATT-CERFNET-BLOCK, US
2607:4080:100::/40 AS39510 -Reserved AS-, ZZ
2620:0:880::/48 AS29763 -Reserved AS-, ZZ
2620:0:900::/48 AS4185 ATTIS-ASN4185, US
2620:38:a00::/48 AS22695 PLAYGROUND, US
2620:97:4000::/48 AS14244 NSIHOSTING-EQX-VA, US
2620:ba:8000::/48 AS2386 INS-AS, US
2620:108:8002::/48 AS14904 IBMCCH-RTP, US
2620:108:8006::/48 AS12980 EMEA Hosting Autonomous System, EU
2620:127:5002::/48 AS13649 ASN-VINS, US
2620:12c:b131::/48 AS13448 WEBSENSE, US
2800:5b00::/32 AS27975 SYNAPSIS COLOMBIA SAS, CO
2801:19c:10::/48 AS14080 Telmex Colombia S.A., CO
2803:1a80::/32 AS28317 BOOMERANG WIRELESS S.A., CR
2803:2f40:ffff::/48 AS36351 SOFTLAYER, US
2803:5c40::/32 AS26379 BOOMERANG WIRELESS S.A., CR
2804:2cf0::/32 AS26525 -Reserved AS-, ZZ
2804:2cf0::/33 AS26525 -Reserved AS-, ZZ
2804:2cf0:8000::/33 AS26525 -Reserved AS-, ZZ
2804:4280::/34 AS26750
2804:4280:4000::/34 AS26750
2804:4280:8000::/34 AS26750
2804:4280:c000::/34 AS26750
2805:f10:f12::/48 AS26218 Media Networks Latin America SAC, PE
2805:f10:f13::/48 AS26218 Media Networks Latin America SAC, PE
2805:f10:f14::/48 AS26218 Media Networks Latin America SAC, PE
2903:3e0::/32 AS26218 TV AZTECA SUCURSAL COLOMBIA, CO
2c0f:eec0::/32 AS25163 -Reserved AS-, ZZ
2c0f:f590::/32 AS36974 AFNET-AS, CI
2c0f:f7a0::/32 AS37184 -Reserved AS-, ZZ
Please see https://www.cidr-report.org/v6 for the full report
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