The BGP Instability Report


The BGP Instability Report is updated daily. This report
was generated on 14 May 2025 06:29 (UTC+1000)


50 Most active ASes for the past 14 days

RANKASN             UPDs            %PrefixesUPDs/PrefixAS NAME
181514770903.49%1214739.28UNINET, MX
2165094005742.93%1420028.21AMAZON-02, US
398291864111.36%199593.44BSNL-NIB National Internet Backbone, IN
4458991072160.78%328832.61VNPT-AS-VN VNPT Corp, VN
536903821940.60%125065.76MT-MPLS, MA
69808796480.58%109397.28CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN
77552750900.55%392219.15VIETEL-AS-AP Viettel Group, VN
813188683210.50%160642.54TRIOLAN, UA
919429667750.49%70494.85ETB - Colombia, CO
1010620664000.49%353318.79Telmex Colombia S.A., CO
115371663600.49%514129.11DNIC-ASBLK-05120-05376, US
1228186663170.49%168394.74ITS TELECOMUNICACOES LTDA, BR
134155658570.48%273324.10USDA-1, US
14209181556900.41%441265.68ZENEX5IVE-NL, GB
1525048551620.40%511032.40DSNET DSNet, GB
167713546610.40%371414.72TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
1718403498040.36%441411.28FPT-AS-AP FPT Telecom Company, VN
18138077469500.34%301565.00IDNIC-ABHINAWA-AS-ID PT Abhinawa Sumberdaya Asia, ID
194249450990.33%303148.84LILLY-AS, US
20367446040.33%271416.43DNIC-ASBLK-00306-00371, US
21647426270.31%421101.25DNIC-ASBLK-00616-00665, US
2221003401120.29%160250.70GPTC-AS, LY
2358224387070.28%117832.86TCI, IR
24174369460.27%38629.57COGENT-174, US
2517794358060.26%132754.31HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2639891344550.25%47977.18ALJAWWALSTC-AS, SA
2720473343040.25%129926.41AS-VULTR, US
28984338900.25%137624.63OWS, US
298551338030.25%163220.71BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
307545319890.23%62275.14TPG-INTERNET-AP TPG Telecom Limited, AU
31150706318010.23%105302.87HKZTCL-AS-AP Hong Kong Zhengxing Technology Co., Ltd., HK
3262904317170.23%66947.41AS62904, US
3336914316080.23%57455.07KENET-AS, KE
3412479307470.23%77863.95UNI2-AS, ES
35263069304230.22%112765.73BRT Comercio de Produtos de Informatica LTDA, BR
369583303290.22%192515.76SIFY-AS-IN Sify Limited, IN
3756611301860.22%74312.29REBACOM-AS, NL
3863376295260.22%214763.00TOUCHTONE-CUSTS, US
3929802294940.22%96630.53HVC-AS, US
4052752290970.21%271077.67Vegas Telecom Informatica Ltda., BR
4111492285730.21%47276.04CABLEONE, US
4224863281540.21%165916.97LINKdotNET-AS, EG
4328657275830.20%213791.50MD Brasil - Tecnologia da Informacao Ltda, BR
4414713258900.19%131991.54HBL-35-14713, US
454800257550.19%70336.64LINTASARTA-AS-AP PT Aplikanusa Lintasarta, ID
4611830251700.18%199612.61Instituto Costarricense de Electricidad y Telecom., CR
47197207250880.18%75633.19MCCI-AS, IR
4817049245980.18%63390.44MBO-NET, US
4927775245670.18%32376.06Telecommunicationcompany Suriname - TeleSur, SR
5023473242890.18%68635.41PAVLOVMEDIA, US
Total 308745722.57%

50 Most active ASes for the past 14 days

RANKASN             UPDs/Prefix         %PrefixesUPDs   AS NAME
140169818357.00.13%118357NJCL-AS, US
26337614763.00.22%229526TOUCHTONE-CUSTS, US
32865713791.50.20%227583MD Brasil - Tecnologia da Informacao Ltda, BR
42504811032.40.40%555162DSNET DSNet, GB
5514087967.00.06%17967SIRIUS-AS, RU
63978295971.00.04%15971SCC-INET-01, CA
73969505536.00.04%15536COMSTBARTH-AS, FR
8454945003.00.04%15003LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
9506744813.00.04%14813SPBEX-AS, RU
102016434798.20.14%419193EGOV66-AS, RU
11294694717.00.03%14717GTU Khmelnitsky, Ukraine, UA
12480904552.70.10%313658DMZHOST, GB
13566114312.30.22%730186REBACOM-AS, NL
148864220.00.03%14220SBH-IX-SERVICES, FR
1579543890.70.09%311672IMMENSE-NETWORKS, US
162111773858.00.03%13858MET-PIT-EN-CO-BV, NL
172655663790.20.14%518951TELESISTEMAS PENINSULARES SA DE CV, MX
181380713480.30.08%310441IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
19177943255.10.26%1335806HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
202630692765.70.22%1130423BRT Comercio de Produtos de Informatica LTDA, BR
212141192628.50.04%25257CYBERKITTENS, US
223987812372.00.09%511860OSL-188, US
23122202288.20.10%713729I-EVOLVE-TECHNOLOGY-SERVICES, US
242151132263.00.03%24526VIHLTD, GB
251998342150.30.05%36451IPSOLUS, SC
262118652128.00.02%12128ASN-MONDOHITECH, IT
27577172126.80.09%612761FBX-AS, NL
28377232070.00.02%12070Cajutel-ASN, SL
291368672035.70.04%36107IDNIC-TELKOMTELSTRA-AS-ID PT. Teltranet Aplikasi Solusi Telkomtelstra, ID
302692702035.70.04%36107ANDRE FERREIRA LIMA SERVICOS DE COMUNICACAO, BR
31147131991.50.19%1325890HBL-35-14713, US
32349011982.00.04%35946GDC-AS, RU
33566391945.00.01%11945LNET-COM-UA-AS, UA
34326851943.00.01%11943AEG-VISION, US
351372581898.00.01%11898SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
362153851634.00.02%23268ASN-ALONET, IT
373284481591.00.01%11591Direction-Generale-Des-Impots-AS, BF
381380771565.00.34%3046950IDNIC-ABHINAWA-AS-ID PT Abhinawa Sumberdaya Asia, ID
39457201539.00.01%21539IDNIC-LPDB-AS-ID Lembaga Pengelola Dana Bergulir, ID
40311041533.50.02%23067EVACY, FR
41133411508.00.06%57540TRANQUILITY, US
422676601447.30.03%54342T & S SERVICO DE COMUNICACAO MULTIMIDIA LTDA, BR
432161651440.00.01%11440HYPERNET, AM
441318721342.00.02%22684IITP-AS-KR IITP, KR
452113061318.80.14%1418463TREADSTONE-AS, RO
46508611304.00.01%11304RZVA-AS, UA
472083371292.80.04%45171TELEMANAPOLI, IT
482656261279.00.01%11279SITE TELECOM, MX
492091811265.70.41%4455690ZENEX5IVE-NL, GB
501315781230.00.01%
Total 184021.94.43%

50 Most active Prefixes for the past 14 days

RANKPREFIX           UPDs            %Origin AS -- AS NAME
1168.0.128.0/22302490.22%263069 -- BRT Comercio de Produtos de Informatica LTDA, BR
2140.174.37.0/24295180.21%63376 -- TOUCHTONE-CUSTS, US
3138.99.97.0/24274960.20%28657 -- MD Brasil - Tecnologia da Informacao Ltda, BR
438.224.214.0/24272910.20%174 -- COGENT-174, US
5104.206.88.0/22234080.17%62904 -- AS62904, US
6185.68.100.0/22191770.14%201643 -- EGOV66-AS, RU
745.172.92.0/22189230.14%265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
881.90.132.0/24184000.13%25048 -- DSNET DSNet, GB
981.90.133.0/24183820.13%25048 -- DSNET DSNet, GB
1081.90.139.0/24183760.13%25048 -- DSNET DSNet, GB
1123.135.82.0/24183730.13%206203 -- ASHNET-AS, US
401698 -- NJCL-AS, US
12188.213.84.0/23171010.12%20473 -- AS-VULTR, US
1377.89.192.0/22166920.12%25454 -- ASN-OMD-FNO Orange Moldova Fixed Network Autonomous System, MD
14130.137.231.0/24140710.10%16509 -- AMAZON-02, US
15202.181.232.0/23137770.10%7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
16203.145.74.0/24119780.09%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
17202.45.88.0/24119180.09%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
18203.145.78.0/24119020.09%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
19207.167.116.0/22116680.08%7954 -- IMMENSE-NETWORKS, US
20124.195.190.0/24116450.08%38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
21130.137.12.0/24105780.08%16509 -- AMAZON-02, US
22103.123.24.0/23104270.07%138071 -- IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
23130.137.108.0/2498970.07%16509 -- AMAZON-02, US
2484.205.66.0/2496680.07%12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
25130.137.227.0/2487430.06%16509 -- AMAZON-02, US
26130.137.111.0/2487340.06%16509 -- AMAZON-02, US
27130.137.105.0/2487130.06%16509 -- AMAZON-02, US
28130.137.26.0/2487120.06%16509 -- AMAZON-02, US
29130.137.99.0/2487010.06%16509 -- AMAZON-02, US
30130.137.140.0/2486870.06%16509 -- AMAZON-02, US
31130.137.127.0/2486680.06%16509 -- AMAZON-02, US
32130.137.130.0/2486320.06%16509 -- AMAZON-02, US
33142.202.234.0/2485380.06%14713 -- HBL-35-14713, US
34204.109.52.0/2285190.06%14713 -- HBL-35-14713, US
35208.87.48.0/2285190.06%14713 -- HBL-35-14713, US
36173.82.67.0/2483320.06%16509 -- AMAZON-02, US
37130.137.124.0/2482420.06%16509 -- AMAZON-02, US
38130.137.133.0/2482250.06%16509 -- AMAZON-02, US
39130.137.28.0/2481720.06%16509 -- AMAZON-02, US
40130.137.78.0/2481640.06%16509 -- AMAZON-02, US
41173.82.63.0/2481270.06%16509 -- AMAZON-02, US
42130.137.219.0/2481080.06%16509 -- AMAZON-02, US
43130.137.147.0/2480830.06%16509 -- AMAZON-02, US
44130.137.121.0/2480340.06%8987 -- AMAZON EXPANSION, IE
45130.137.102.0/2480300.06%16509 -- AMAZON-02, US
47130.137.86.0/2479580.06%16509 -- AMAZON-02, US
48103.223.2.0/2479420.06%135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
49130.137.90.0/2479400.06%16509 -- AMAZON-02, US
50130.137.136.0/2479340.06%16509 -- AMAZON-02, US
Total 6273404.52%

14 Day BGP Profile: 30-April-2025 00:00 - 13-May-2025 23:59 (UTC+1000)

Number of BGP Update Messages:  29074834
Number of Prefix Updates:  13659693
Number of Prefix Withdrawals:  304794
Average Prefixes per BGP Update:  0.48
Average BGP Update Messages per second:  24.04
Average Prefix Updates per second:  11.54
Peak BGP Update Message Rate per second:  57005  (21:21:42 Wed, 30-Apr-2025)
Peak Prefix Update Rate per second:  2691  (21:41:41 Wed, 30-Apr-2025)
Peak Prefix Withdraw Rate per second:  29752  (06:09:28 Wed, 7-May-2025)
Prefix Count:  1030372
Updated Prefix Count:  973893
Stable Prefix Count:  56479
Origin AS Count:  76912
Updated Origin AS Count:  74918
Stable Origin AS Count:  1994
Unique Path Count:  606917
Updated Path Count:  496240
Stable Path Count:  110677


 

Hourly Average of Per-Second Updated and Withdrawn Prefix Rate

Hourly Peak of Per-Second Updated and Withdrawn Prefix Rate

Hourly Average Per-Second Updated Prefix Rate by Update Type

Hourly Peak of Per-Second Updated Prefix Rate by Update Type

 

BGP Table Activity

Cumulative Distribution of per-Prefix and per-AS Updates


Notes

The data has been gathered using a single eBGP peering with AS 131072. The observations of BGP path change are relative to this observation point. The updates are generated by a Quagga BGP implementation providing a timestamped log of incoming update messages. The timezone of this monitoring point is UTC+1000. Updates are processed on a 24 hour cycle.