BGP Update Report Interval: 03-May-24 -to- 16-May-24 (13 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS16509 301690 2.4% 69.3 -- AMAZON-02, US 2 - AS39891 295075 2.4% 62.0 -- ALJAWWALSTC-AS, SA 3 - AS7552 229582 1.9% 58.5 -- VIETEL-AS-AP Viettel Group, VN 4 - AS8151 185485 1.5% 16.1 -- UNINET, MX 5 - AS36903 111834 0.9% 89.5 -- MT-MPLS, MA 6 - AS17794 106443 0.9% 35481.0 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 7 - AS44244 105853 0.9% 279.3 -- IRANCELL-AS, IR 8 - AS9829 102669 0.8% 54.0 -- BSNL-NIB National Internet Backbone, IN 9 - AS45899 102393 0.8% 27.6 -- VNPT-AS-VN VNPT Corp, VN 10 - AS20940 85462 0.7% 25.4 -- AKAMAI-ASN1, NL 11 - AS9155 84414 0.7% 302.6 -- QNET Kuwait, KW 12 - AS4538 78877 0.6% 16.4 -- ERX-CERNET-BKB China Education and Research Network Center, CN 13 - AS6057 76712 0.6% 132.7 -- Administracion Nacional de Telecomunicaciones, UY 14 - AS264496 67017 0.5% 2680.7 -- IR Tecnologia Fibralink, BR 15 - AS367 60657 0.5% 20.5 -- DNIC-ASBLK-00306-00371, US 16 - AS9583 52669 0.4% 29.4 -- SIFY-AS-IN Sify Limited, IN 17 - AS51375 47949 0.4% 144.0 -- VIVA, BH 18 - AS149038 47229 0.4% 23614.5 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 19 - AS26615 45068 0.4% 42.0 -- TIM SA, BR 20 - AS25019 44986 0.4% 53.6 -- SAUDINETSTC-AS, SA TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS17794 106443 0.9% 35481.0 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 2 - AS210656 31813 0.3% 31813.0 -- YACLOUDBMS, RU 3 - AS149038 47229 0.4% 23614.5 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 4 - AS266407 20202 0.2% 20202.0 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR 5 - AS399897 17095 0.1% 17095.0 -- FULLSPANSOLUTIONS-AS01, US 6 - AS150180 25670 0.2% 12835.0 -- AFRENIT-AS-AP AFREN IT, BD 7 - AS328413 20480 0.2% 10240.0 -- -Reserved AS-, ZZ 8 - AS47855 9755 0.1% 9755.0 -- PRIME Moscow branch, RU 9 - AS149588 8239 0.1% 8239.0 -- OMSAITECH-AS-IN Om Sai Technnologies, IN 10 - AS50674 6410 0.1% 6410.0 -- SPBEX-AS, RU 11 - AS136103 25477 0.2% 6369.2 -- IDNIC-USM-AS-ID Universitas Semarang, ID 12 - AS265566 29852 0.2% 5970.4 -- TELESISTEMAS PENINSULARES SA DE CV, MX 13 - AS45494 4895 0.0% 4895.0 -- LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP 14 - AS7954 13631 0.1% 4543.7 -- IMMENSE-NETWORKS, US 15 - AS268817 25179 0.2% 3597.0 -- Acelara Telecom, BR 16 - AS13341 6923 0.1% 3461.5 -- TRANQUILITY, US 17 - AS37442 19970 0.2% 3328.3 -- -Reserved AS-, ZZ 18 - AS26405 15722 0.1% 3144.4 -- HDCS, US 19 - AS28657 6258 0.1% 3129.0 -- MD Brasil - Tecnologia da Informacao Ltda, BR 20 - AS264496 67017 0.5% 2680.7 -- IR Tecnologia Fibralink, BR TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 202.45.88.0/24 35482 0.3% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 2 - 203.145.74.0/24 35481 0.3% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 3 - 203.145.78.0/24 35480 0.3% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK 4 - 66.133.36.0/24 35354 0.3% AS12684 -- SES-LUX-AS, LU 5 - 143.255.204.0/22 33365 0.3% AS264496 -- IR Tecnologia Fibralink, BR 6 - 177.55.65.0/24 33354 0.3% AS264496 -- IR Tecnologia Fibralink, BR 7 - 89.223.20.0/24 31813 0.2% AS210656 -- YACLOUDBMS, RU 8 - 45.172.92.0/22 29785 0.2% AS265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX 9 - 23.52.69.0/24 27486 0.2% AS20940 -- AKAMAI-ASN1, NL 10 - 103.248.132.0/22 26126 0.2% AS132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG 11 - 23.210.214.0/24 25662 0.2% AS20940 -- AKAMAI-ASN1, NL 12 - 204.157.105.0/24 25160 0.2% AS268817 -- Acelara Telecom, BR 13 - 103.177.86.0/24 23625 0.2% AS149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 14 - 103.177.87.0/24 23604 0.2% AS149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM 15 - 163.121.10.0/24 23571 0.2% AS25576 -- AFMIC, EG 16 - 170.238.225.0/24 20202 0.2% AS266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR 17 - 143.255.59.0/24 17411 0.1% AS33182 -- DIMENOC, US 18 - 23.187.80.0/24 17095 0.1% AS399897 -- FULLSPANSOLUTIONS-AS01, US 19 - 103.223.2.0/24 15663 0.1% AS135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID 20 - 67.211.53.0/24 15651 0.1% AS26405 -- HDCS, US Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: apops@apops.net