IPv6 BGP Update Report
Interval: 09-Apr-20 -to- 23-Apr-20 (14 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS11830 616240 22.6% 18124.7 -- Instituto Costarricense de Electricidad y Telecom., CR
2 - AS52634 121180 4.5% 6732.2 -- BRNet Telecomunicacoes LTDA., BR
3 - AS18881 100783 3.7% 2723.9 -- TELEFONICA BRASIL S.A, BR
4 - AS263683 82724 3.0% 20681.0 -- Universidad de Costa Rica, CR
5 - AS263713 78949 2.9% 26316.3 -- Server Lodge S.A., CR
6 - AS23650 57802 2.1% 722.5 -- CHINANET-JS-AS-AP AS Number for CHINANET jiangsu province backbone, CN
7 - AS3573 55552 2.0% 192.9 -- ACCENTURE, US
8 - AS202314 53366 2.0% 17788.7 -- CATGIRL-AS, GB
9 - AS12208 49013 1.8% 2722.9 -- TRUVISTA, US
10 - AS28173 46665 1.7% 6666.4 -- Dinamica Telecomunicacoes Ltda, BR
11 - AS27715 31763 1.2% 3970.4 -- Locaweb Servicos de Internet S/A, BR
12 - AS9829 29882 1.1% 63.4 -- BSNL-NIB National Internet Backbone, IN
13 - AS30361 27576 1.0% 13788.0 -- SWIFTWILL2, US
14 - AS28050 26367 1.0% 26367.0 -- ADN Solutions S.A. (Rokru Int.), CR
15 - AS264902 25699 0.9% 5139.8 -- Clesat Comunicacao e Manutencao em Eletro.LDTA ME, BR
16 - AS28086 25618 0.9% 25618.0 -- Worldcom de Costa Rica, S.A., CR
17 - AS33047 24903 0.9% 1132.0 -- INSTART, US
18 - AS270559 24807 0.9% 1459.2 -- XIS 2 INTERNET FIBRA LTDA, BR
19 - AS20940 21701 0.8% 34.5 -- AKAMAI-ASN1, EU
20 - AS264247 21104 0.8% 1241.4 -- Maila Networks, BR
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS28050 26367 1.0% 26367.0 -- ADN Solutions S.A. (Rokru Int.), CR
2 - AS263713 78949 2.9% 26316.3 -- Server Lodge S.A., CR
3 - AS28086 25618 0.9% 25618.0 -- Worldcom de Costa Rica, S.A., CR
4 - AS3790 20720 0.8% 20720.0 -- RADIOGRAFICA COSTARRICENSE, CR
5 - AS263683 82724 3.0% 20681.0 -- Universidad de Costa Rica, CR
6 - AS263831 20426 0.8% 20426.0 -- Contraloria General de la Republica, CR
7 - AS11830 616240 22.6% 18124.7 -- Instituto Costarricense de Electricidad y Telecom., CR
8 - AS202314 53366 2.0% 17788.7 -- CATGIRL-AS, GB
9 - AS30361 27576 1.0% 13788.0 -- SWIFTWILL2, US
10 - AS9890 13170 0.5% 13170.0 -- ATOSINFOTECH-SG-AP ATOS Information Technology (Singapore) Pte Ltd, SG
11 - AS267056 9723 0.4% 9723.0 -- EVEREST RIDGE CONSULTORIA EM REDES DE COM LTDA, BR
12 - AS50917 9525 0.3% 9525.0 -- ITWS-AS IT Workshop LLC network, RU
13 - AS53857 16145 0.6% 8072.5 -- EN-53857, US
14 - AS28226 7753 0.3% 7753.0 -- Vogel Solucoes em Telecom e Informatica S/A, BR
15 - AS135103 14225 0.5% 7112.5 -- ALEX-NEO-AS-AP Alex Neo, SG
16 - AS28352 6793 0.2% 6793.0 -- NETSPEED LTDA, BR
17 - AS52634 121180 4.5% 6732.2 -- BRNet Telecomunicacoes LTDA., BR
18 - AS28173 46665 1.7% 6666.4 -- Dinamica Telecomunicacoes Ltda, BR
19 - AS266596 6414 0.2% 6414.0 -- Ceriluz Provedores de Internet Ltda., BR
20 - AS270465 6371 0.2% 6371.0 -- CRS SERVICOS DE COMUNICACAO MULTIMIDIA EIRELI, BR
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 2801:1f0:401c::/ 27924 1.0% AS3573 -- ACCENTURE, US
2 - 2a01:9dc0::/32 27575 0.9% AS30361 -- SWIFTWILL2, US
3 - 2800:d302:9::/48 26405 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
4 - 2803:7a80::/32 26389 0.9% AS263713 -- Server Lodge S.A., CR
5 - 2803:2040::/32 26367 0.9% AS28050 -- ADN Solutions S.A. (Rokru Int.), CR
6 - 2800:d302:2f::/4 26316 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
7 - 2800:d302:10::/4 26315 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
8 - 2800:d302:e::/48 26312 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
9 - 2800:d302:14::/4 26310 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
10 - 2800:d302:1::/48 26310 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
11 - 2800:d302:1e::/4 26307 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
12 - 2800:d302:23::/4 26305 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
13 - 2800:d302:1f::/4 26305 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
14 - 2800:d302:33::/4 26304 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
15 - 2800:d302:17::/4 26300 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
16 - 2800:d302:32::/4 26299 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
17 - 2800:d302:21::/4 26298 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
18 - 2800:d302:27::/4 26297 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
19 - 2800:d302:19::/4 26297 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
20 - 2800:d302:20::/4 26293 0.9% AS11830 -- Instituto Costarricense de Electricidad y Telecom., CR
Details at http://bgpupdates.potaroo.net
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