BGP Update Report
Interval: 04-Nov-21 -to- 18-Nov-21 (14 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS22927 258433 3.5% 639.7 -- Telefonica de Argentina, AR
2 - AS8151 192761 2.6% 21.9 -- Uninet S.A. de C.V., MX
3 - AS16509 150355 2.0% 136.8 -- AMAZON-02, US
4 - AS132839 101606 1.4% 307.0 -- POWERLINE-AS-AP POWER LINE DATACENTER, HK
5 - AS29571 89972 1.2% 152.2 -- ORANGE-COTE-IVOIRE, CI
6 - AS38 77338 1.0% 12889.7 -- UIUC, US
7 - AS7713 74868 1.0% 25.3 -- TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
8 - AS38197 70730 0.9% 294.7 -- SUNHK-DATA-AS-AP Sun Network Hong Kong Limited - HongKong Backbone, HK
9 - AS36903 69243 0.9% 66.0 -- MT-MPLS, MA
10 - AS58224 62521 0.8% 36.0 -- TCI, IR
11 - AS9829 57670 0.8% 41.3 -- BSNL-NIB National Internet Backbone, IN
12 - AS17794 56847 0.8% 18949.0 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
13 - AS12025 52767 0.7% 1199.2 -- IMDC-AS12025, US
14 - AS6713 51319 0.7% 158.9 -- IAM-AS, MA
15 - AS1541 50149 0.7% 72.5 -- DNIC-ASBLK-01534-01546, US
16 - AS139646 47638 0.6% 81.6 -- HKMTC-AS-AP HONG KONG Megalayer Technology Co.,Limited, HK
17 - AS262706 45587 0.6% 4558.7 -- Ultranet Telecomunicacoes Ltda, BR
18 - AS9583 41457 0.6% 33.2 -- SIFY-AS-IN Sify Limited, IN
19 - AS647 37367 0.5% 142.6 -- DNIC-ASBLK-00616-00665, US
20 - AS5972 35325 0.5% 16.4 -- DNIC-ASBLK-05800-06055, US
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS26405 26974 0.4% 26974.0 -- HDCS, US
2 - AS17794 56847 0.8% 18949.0 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
3 - AS135490 28952 0.4% 14476.0 -- BAL-AS-AP Business Automation Ltd., BD
4 - AS38 77338 1.0% 12889.7 -- UIUC, US
5 - AS137346 11948 0.2% 11948.0 -- CNI-AS-ID PT Cyber Network Indonesia, ID
6 - AS266491 9523 0.1% 9523.0 -- CARAMBEI ONLINE TELECOM, BR
7 - AS211975 9279 0.1% 9279.0 -- WOHLERT, DE
8 - AS394913 23822 0.3% 7940.7 -- AIRGRIDS, US
9 - AS44992 6008 0.1% 6008.0 -- NINEPACKET-AS, GB
10 - AS262706 45587 0.6% 4558.7 -- Ultranet Telecomunicacoes Ltda, BR
11 - AS37582 13457 0.2% 4485.7 -- ANINF, GA
12 - AS26878 4316 0.1% 4316.0 -- TWRS-NYC, US
13 - AS3134 12894 0.2% 4298.0 -- USAID-ASN, US
14 - AS2046 29180 0.4% 4168.6 -- DNIC-AS-02046, US
15 - AS45494 4106 0.1% 4106.0 -- LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
16 - AS5483 35210 0.5% 3912.2 -- MAGYAR-TELEKOM-MAIN-AS Magyar Telekom Nyrt., HU
17 - AS37548 3759 0.1% 3759.0 -- ARPCE, CG
18 - AS40227 3610 0.1% 3610.0 -- IPNS-LAB, US
19 - AS44024 6728 0.1% 3364.0 -- RO-RADUDRAGHICI RO-ISP-RADUDRAGHICI Data Network, RO
20 - AS399504 3176 0.0% 3176.0 -- STREAMING-SYSTEMS-LLC, US
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 72.36.80.0/23 38668 0.5% AS38 -- UIUC, US
2 - 72.36.96.0/20 38666 0.5% AS38 -- UIUC, US
3 - 145.236.90.0/24 35143 0.5% AS5483 -- MAGYAR-TELEKOM-MAIN-AS Magyar Telekom Nyrt., HU
4 - 103.79.118.0/24 28940 0.4% AS135490 -- BAL-AS-AP Business Automation Ltd., BD
5 - 67.211.53.0/24 26974 0.3% AS26405 -- HDCS, US
6 - 138.207.67.0/24 26281 0.3% AS12025 -- IMDC-AS12025, US
7 - 138.207.66.0/24 26182 0.3% AS12025 -- IMDC-AS12025, US
8 - 208.78.81.0/24 23777 0.3% AS394913 -- AIRGRIDS, US
9 - 64.68.236.0/22 23457 0.3% AS13904 -- COSLINK, US
10 - 197.186.0.0/15 21465 0.3% AS37133 -- airtel-tz-as, TZ
11 - 203.145.74.0/24 18955 0.2% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
12 - 202.45.88.0/24 18947 0.2% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
13 - 203.145.78.0/24 18945 0.2% AS17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
14 - 170.79.222.0/23 17748 0.2% AS263864 -- CLIC RAPIDO TELECOMUNICACAO LTDA, BR
15 - 209.22.66.0/24 14578 0.2% AS2046 -- DNIC-AS-02046, US
16 - 209.22.67.0/24 14577 0.2% AS2046 -- DNIC-AS-02046, US
17 - 197.231.88.0/22 13419 0.2% AS37582 -- ANINF, GA
18 - 182.23.171.0/24 11948 0.2% AS137346 -- CNI-AS-ID PT Cyber Network Indonesia, ID
19 - 143.86.221.0/24 11643 0.1% AS1541 -- DNIC-ASBLK-01534-01546, US
20 - 143.86.222.0/24 11634 0.1% AS1541 -- DNIC-ASBLK-01534-01546, US
Details at http://bgpupdates.potaroo.net
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