The BGP Instability Report


The BGP Instability Report is updated daily. This report
was generated on 22 June 2025 06:22 (UTC+1000)


50 Most active ASes for the past 14 days

RANKASN             UPDs            %PrefixesUPDs/PrefixAS NAME
1165093558144.45%1387725.64AMAZON-02, US
281512072532.59%1228516.87UNINET, MX
3251841119191.40%229488.73AFRANET to AS62265 announce AS25184, IR
452752952641.19%283402.29Vegas Telecom Informatica Ltda., BR
510620731150.91%350520.86Telmex Colombia S.A., CO
69829646070.81%183035.30BSNL-NIB National Internet Backbone, IN
728135636220.80%92691.54ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
858224598030.75%118250.59TCI, IR
9203214584570.73%87067.19HULUMTELE, IQ
1017049566590.71%64885.30MBO-NET, US
11150706550640.69%123447.67HKZTCL-AS-AP Hong Kong Zhengxing Technology Co., Ltd., HK
12174517990.65%479510.80COGENT-174, US
134155509740.64%282818.02USDA-1, US
1455933440280.55%68064.75CLOUDIE-AS-AP Cloudie Limited, HK
1544244427850.54%132332.34IRANCELL-AS, IR
16647403730.51%41497.52DNIC-ASBLK-00616-00665, US
1742337395340.49%68357.88RESPINA-AS, IR
1817794394140.49%133031.85HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
19367385170.48%268114.37DNIC-ASBLK-00306-00371, US
2013188379080.47%160623.60TRIOLAN, UA
21197207351120.44%89939.06MCCI-AS, IR
227552342390.43%39298.71VIETEL-AS-AP Viettel Group, VN
2345899340810.43%330310.32VNPT-AS-VN VNPT Corp, VN
2463376318450.40%215922.50TOUCHTONE-CUSTS, US
255371313000.39%31599.37DNIC-ASBLK-05120-05376, US
26263069308620.39%112805.64BRT Comercio de Produtos de Informatica LTDA, BR
274538302770.38%49566.11ERX-CERNET-BKB China Education and Research Network Center, CN
2820473298090.37%134322.20AS-VULTR, US
2936914294830.37%58250.66KENET-AS, KE
3025454276240.35%49563.76ASN-OMD-FNO Orange Moldova Fixed Network Autonomous System, MD
3124863261120.33%163715.95LINKdotNET-AS, EG
3211830259130.32%199213.01Instituto Costarricense de Electricidad y Telecom., CR
3319429250520.31%70135.74ETB - Colombia, CO
3423673240570.30%136176.89ONLINE-AS Cogetel Online, Cambodia, ISP, KH
3536903235420.29%125018.83MT-MPLS, MA
368369232720.29%61381.51INTERSVYAZ-AS 38-B, Komsomolsky prospekt, RU
37265566230790.29%54615.80TELESISTEMAS PENINSULARES SA DE CV, MX
3811664228870.29%121218.88Techtel LMDS Comunicaciones Interactivas S.A., AR
39264036221290.28%73161.29CRM SERVICOS DE INTERNET LTDA, BR
4024835215440.27%182111.83RAYA-AS, EG
4134615206820.26%210341.00UNIVERSAL-EXPORTS Universal Exports, CH
42209181205570.26%44467.20ZENEX5IVE-NL, GB
4329465205270.26%56836.14VCG-AS, NG
4428657203290.25%210164.50MD Brasil - Tecnologia da Informacao Ltda, BR
4529256199930.25%43745.75INT-PDN-STE-AS STE PDN Internal AS, SY
469304193580.24%93320.75HUTCHISON-AS-AP HGC Global Communications Limited, HK
4743766188290.24%53635.13MTC-KSA-AS, SA
4837294187650.23%116161.77TNM, MW
49138071186240.23%118624.00IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
508452177970.22%164710.81TE-AS TE-AS, EG
Total 233458929.21%

50 Most active ASes for the past 14 days

RANKASN             UPDs/Prefix         %PrefixesUPDs   AS NAME
113807118624.00.23%118624IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
26337615922.50.40%231845TOUCHTONE-CUSTS, US
31779413138.00.49%1339414HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
43461510341.00.26%220682UNIVERSAL-EXPORTS Universal Exports, CH
52865710164.50.25%220329MD Brasil - Tecnologia da Informacao Ltda, BR
679549996.00.13%39996IMMENSE-NETWORKS, US
7514086762.00.08%16762SIRIUS-AS, RU
82653895432.00.07%15432PAY USE MULTIMIDIA LTDA, BR
93969504909.00.06%14909COMSTBARTH-AS, FR
102655664615.80.29%523079TELESISTEMAS PENINSULARES SA DE CV, MX
11155704497.00.06%184497INAP-LON Internap European Autonomous System, GB
122630693857.80.39%1130862BRT Comercio de Produtos de Informatica LTDA, BR
13527523664.01.19%2895264Vegas Telecom Informatica Ltda., BR
141490383530.00.09%27060UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
153976563390.00.04%13390CHI01-US-CENTRIEN-COM, US
162134393304.00.04%13304GLS-HUNGARY, HU
178863197.00.04%13197SBH-IX-SERVICES, FR
182640363161.30.28%722129CRM SERVICOS DE INTERNET LTDA, BR
193955652835.00.04%72835MIEMX, US
2026032648.00.03%112648NORDUNET, DK
212659532488.50.12%49954INNOVA TECNOLOGIA E SERVICOS LTDA., BR
22326852426.00.03%12426AEG-VISION, US
232710842404.00.12%49616TRYMNET PROVEDOR, BR
242126312401.00.03%12401AVAKATAN, IR
252714822373.20.12%59493MEGA TELECOM FIBRA, BR
263992402242.00.08%106726BLUE-RIDGE-INTERNET, US
271368672089.30.08%36268IDNIC-TELKOMTELSTRA-AS-ID PT. Teltranet Aplikasi Solusi Telkomtelstra, ID
282632341919.00.02%11919SECRETARIA DE ESTADO EN EL DESPACHO DE FINANZAS, HN
29311041890.00.05%23780EVACY, FR
3089871867.10.19%9514937AWS-GOVCLOUD AWS-GOVCLOUD, IE
31230131806.20.18%814450FORTANIX, US
321398981796.50.04%173593DCL-AS-AP Digitec Communications Limited, PG
33133411767.20.09%57069TRANQUILITY, US
34566391759.00.02%11759LNET-COM-UA-AS, UA
352142941718.70.06%45156NOOBNET, GB
361372581617.00.02%11617SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
37432061596.00.02%11596TNTU-AS, UA
381318721568.00.04%23136IITP-AS-KR IITP, KR
39369171560.90.14%710926ACS, AO
402087231542.00.02%11542VDX-SYSTEMS, GB
4175401483.60.15%11811869HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
423978291413.00.02%11413SCC-INET-01, CA
432732021290.50.03%22581ZONALIBRE INGENIERIA S.A.S., CO
442033771266.30.05%33799FIBERNET-TEKNOLOJI-LTD, TR
453285091223.80.08%56119SpeedNet-Servicos, AO
461315781189.00.01%11189BFSUNET Beijing Foreign Studies University, CN
47162001151.00.01%11151BAHARNET, GR
48442431120.50.03%22241SHOOKA, IR
491394941102.00.01%11102MHSBPL-AS-IN Market-hub Stock Broking Private Limited, IN
501399551059.50.08%
Total 185119.76.40%

50 Most active Prefixes for the past 14 days

RANKPREFIX           UPDs            %Origin AS -- AS NAME
1140.174.37.0/24318440.38%63376 -- TOUCHTONE-CUSTS, US
2168.0.128.0/22308000.37%263069 -- BRT Comercio de Produtos de Informatica LTDA, BR
3177.46.36.0/24305910.37%28135 -- ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
4177.46.39.0/24302150.36%28135 -- ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
577.89.192.0/22272700.33%25454 -- ASN-OMD-FNO Orange Moldova Fixed Network Autonomous System, MD
638.224.214.0/24235550.28%174 -- COGENT-174, US
745.172.92.0/22230410.28%265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
8124.248.160.0/19219630.26%23673 -- ONLINE-AS Cogetel Online, Cambodia, ISP, KH
9138.99.97.0/24202880.24%28657 -- MD Brasil - Tecnologia da Informacao Ltda, BR
10188.213.84.0/23190530.23%20473 -- AS-VULTR, US
11103.123.24.0/23186240.22%138071 -- IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
12189.89.81.0/24157990.19%262749 -- Andries & Cia Ltda, BR
13181.233.80.0/22151210.18%268314 -- EWERTON DA SILVA LOPES TELECOMUNICACOES, BR
271482 -- MEGA TELECOM FIBRA, BR
1423.128.20.0/24144030.17%23013 -- FORTANIX, US
15189.76.64.0/22136460.16%52752 -- Vegas Telecom Informatica Ltda., BR
16189.76.65.0/24136240.16%52752 -- Vegas Telecom Informatica Ltda., BR
17189.76.66.0/23135820.16%52752 -- Vegas Telecom Informatica Ltda., BR
18189.76.67.0/24135770.16%52752 -- Vegas Telecom Informatica Ltda., BR
19189.76.64.0/23135660.16%52752 -- Vegas Telecom Informatica Ltda., BR
20189.76.64.0/24135420.16%52752 -- Vegas Telecom Informatica Ltda., BR
21189.76.66.0/24134640.16%52752 -- Vegas Telecom Informatica Ltda., BR
22130.137.231.0/24131960.16%16509 -- AMAZON-02, US
23202.45.88.0/24131630.16%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
24203.145.78.0/24131290.16%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
25203.145.74.0/24131220.16%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
26124.195.190.0/24121320.15%38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
27202.181.232.0/23118610.14%7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
28192.109.37.0/24103490.12%34615 -- UNIVERSAL-EXPORTS Universal Exports, CH
29192.109.38.0/24103330.12%34615 -- UNIVERSAL-EXPORTS Universal Exports, CH
30130.137.108.0/24102790.12%16509 -- AMAZON-02, US
31130.137.12.0/24101280.12%16509 -- AMAZON-02, US
32207.167.116.0/2299960.12%7954 -- IMMENSE-NETWORKS, US
33164.163.52.0/2298370.12%265953 -- INNOVA TECNOLOGIA E SERVICOS LTDA., BR
34179.48.37.0/2495550.11%271084 -- TRYMNET PROVEDOR, BR
3584.205.66.0/2492040.11%12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
36130.137.227.0/2486340.10%16509 -- AMAZON-02, US
37130.137.111.0/2484660.10%16509 -- AMAZON-02, US
38130.137.105.0/2484100.10%16509 -- AMAZON-02, US
39186.83.117.0/2483840.10%10620 -- Telmex Colombia S.A., CO
40195.114.123.0/2483670.10%8369 -- INTERSVYAZ-AS 38-B, Komsomolsky prospekt, RU
41130.137.140.0/2483420.10%16509 -- AMAZON-02, US
42130.137.127.0/2483340.10%16509 -- AMAZON-02, US
43130.137.130.0/2483150.10%16509 -- AMAZON-02, US
44130.137.99.0/2482640.10%16509 -- AMAZON-02, US
45130.137.124.0/2482520.10%16509 -- AMAZON-02, US
46173.82.108.0/2482310.10%16509 -- AMAZON-02, US
47130.137.81.0/2481990.10%16509 -- AMAZON-02, US
48130.137.28.0/2481650.10%16509 -- AMAZON-02, US
49130.137.136.0/2481630.10%16509 -- AMAZON-02, US
50173.82.67.0/2481330.10%16509 -- AMAZON-02, US
Total 6985118.35%

14 Day BGP Profile: 8-June-2025 00:00 - 21-June-2025 23:59 (UTC+1000)

Number of BGP Update Messages:  21809918
Number of Prefix Updates:  7993891
Number of Prefix Withdrawals:  348972
Average Prefixes per BGP Update:  0.38
Average BGP Update Messages per second:  18.03
Average Prefix Updates per second:  6.90
Peak BGP Update Message Rate per second:  39053  (07:30:51 Wed, 18-Jun-2025)
Peak Prefix Update Rate per second:  5746  (07:30:50 Wed, 18-Jun-2025)
Peak Prefix Withdraw Rate per second:  11216  (20:26:07 Wed, 11-Jun-2025)
Prefix Count:  1036016
Updated Prefix Count:  668553
Stable Prefix Count:  367463
Origin AS Count:  77017
Updated Origin AS Count:  60320
Stable Origin AS Count:  16697
Unique Path Count:  560626
Updated Path Count:  425699
Stable Path Count:  134927


 

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.