The BGP Instability Report


The BGP Instability Report is updated daily. This report
was generated on 17 June 2025 06:22 (UTC+1000)


50 Most active ASes for the past 14 days

RANKASN             UPDs            %PrefixesUPDs/PrefixAS NAME
1165093538744.12%1388425.49AMAZON-02, US
281511590051.85%1227712.95UNINET, MX
3458991518641.77%329146.15VNPT-AS-VN VNPT Corp, VN
44155729670.85%281725.90USDA-1, US
539238690030.80%145475.88OKBPROGRESS Moscow, Russia, RU
628135675600.79%69979.13ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
752752672870.78%282403.11Vegas Telecom Informatica Ltda., BR
89829621970.72%183633.88BSNL-NIB National Internet Backbone, IN
917049572200.67%64894.06MBO-NET, US
1010620539550.63%350215.41Telmex Colombia S.A., CO
11212667534140.62%104513.60ISPIRIA-AS, RU
12150706501660.58%117428.77HKZTCL-AS-AP Hong Kong Zhengxing Technology Co., Ltd., HK
1358224480520.56%118240.65TCI, IR
147552454040.53%392911.56VIETEL-AS-AP Viettel Group, VN
1551559443140.52%131338.27NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
1642337439400.51%67964.71RESPINA-AS, IR
17174421190.49%47758.82COGENT-174, US
1817794398780.46%133067.54HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
1925184366550.43%241152.10AFRANET to AS62265 announce AS25184, IR
20647366040.43%41388.63DNIC-ASBLK-00616-00665, US
2111830357710.42%199117.97Instituto Costarricense de Electricidad y Telecom., CR
22197207356080.41%84342.24MCCI-AS, IR
2344244347680.40%107932.22IRANCELL-AS, IR
2463376315880.37%215794.00TOUCHTONE-CUSTS, US
25367311130.36%267711.62DNIC-ASBLK-00306-00371, US
26263069307440.36%112794.91BRT Comercio de Produtos de Informatica LTDA, BR
27209181302820.35%43704.23ZENEX5IVE-NL, GB
2820940286380.33%40897.00AKAMAI-ASN1, NL
2913188282890.33%160617.61TRIOLAN, UA
3037294282230.33%116243.30TNM, MW
3136903277870.32%125122.21MT-MPLS, MA
3220473274720.32%133520.58AS-VULTR, US
3325454274230.32%47583.47ASN-OMD-FNO Orange Moldova Fixed Network Autonomous System, MD
345371267910.31%29889.90DNIC-ASBLK-05120-05376, US
3535819267390.31%60144.49MOBILY-AS Etihad Etisalat Company Mobily, SA
3636914265930.31%57846.01KENET-AS, KE
37262749263920.31%29910.07Andries & Cia Ltda, BR
3823673254780.30%136187.34ONLINE-AS Cogetel Online, Cambodia, ISP, KH
3911664252380.29%120620.93Techtel LMDS Comunicaciones Interactivas S.A., AR
4012479251030.29%77843.22UNI2-AS, ES
41203214250710.29%87528.65HULUMTELE, IQ
428369232190.27%60386.98INTERSVYAZ-AS 38-B, Komsomolsky prospekt, RU
43265566224260.26%54485.20TELESISTEMAS PENINSULARES SA DE CV, MX
44264036221790.26%73168.43CRM SERVICOS DE INTERNET LTDA, BR
4519429220860.26%70131.51ETB - Colombia, CO
467029214800.25%208110.32WINDSTREAM, US
479583203060.24%193910.47SIFY-AS-IN Sify Limited, IN
4855933201510.23%63831.58CLOUDIE-AS-AP Cloudie Limited, HK
4928657199410.23%29970.50MD Brasil - Tecnologia da Informacao Ltda, BR
50138071181970.21%118197.00IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
Total 235057427.35%

50 Most active ASes for the past 14 days

RANKASN             UPDs/Prefix         %PrefixesUPDs   AS NAME
113807118197.00.21%118197IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
26337615794.00.37%231588TOUCHTONE-CUSTS, US
31779413292.70.46%1339878HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4795410174.00.12%310174IMMENSE-NETWORKS, US
5286579970.50.23%219941MD Brasil - Tecnologia da Informacao Ltda, BR
62134399595.00.11%19595GLS-HUNGARY, HU
7346157320.50.17%214641UNIVERSAL-EXPORTS Universal Exports, CH
8514086493.00.08%16493SIRIUS-AS, RU
92653895531.00.06%15531PAY USE MULTIMIDIA LTDA, BR
103969504735.00.06%14735COMSTBARTH-AS, FR
11155704559.00.05%184559INAP-LON Internap European Autonomous System, GB
122655664485.20.26%522426TELESISTEMAS PENINSULARES SA DE CV, MX
132630693843.00.36%1130744BRT Comercio de Produtos de Informatica LTDA, BR
143976563800.00.04%13800CHI01-US-CENTRIEN-COM, US
1589873795.00.18%9315180AWS-GOVCLOUD AWS-GOVCLOUD, IE
163978293621.00.04%13621SCC-INET-01, CA
171398983526.00.04%173526DCL-AS-AP Digitec Communications Limited, PG
18305223468.00.04%23468MNMC, US
192640363168.40.26%722179CRM SERVICOS DE INTERNET LTDA, BR
201368673158.50.07%36317IDNIC-TELKOMTELSTRA-AS-ID PT. Teltranet Aplikasi Solusi Telkomtelstra, ID
218863097.00.04%13097SBH-IX-SERVICES, FR
222659532842.50.13%411370INNOVA TECNOLOGIA E SERVICOS LTDA., BR
2326032700.00.03%112700NORDUNET, DK
2475402432.60.14%11812163HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
25527522403.10.78%2867287Vegas Telecom Informatica Ltda., BR
262710842292.80.11%49171TRYMNET PROVEDOR, BR
273285092253.20.13%511266SpeedNet-Servicos, AO
281361032214.50.10%48858IDNIC-USM-AS-ID Universitas Semarang, ID
29326852051.00.02%12051AEG-VISION, US
302676602023.50.05%54047T & S SERVICO DE COMUNICACAO MULTIMIDIA LTDA, BR
312632341914.00.02%11914SECRETARIA DE ESTADO EN EL DESPACHO DE FINANZAS, HN
322141221884.50.04%23769CIVO-INDIA, IN
33566391824.00.02%11824LNET-COM-UA-AS, UA
34133411767.80.08%57071TRANQUILITY, US
35276211748.00.02%81748AMERICAN-COMPUTER-ASSOCIATES-SCHUYL-INC, US
361372581746.00.02%11746SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
37311041744.50.04%23489EVACY, FR
382714821558.80.09%57794MEGA TELECOM FIBRA, BR
391318721522.00.04%23044IITP-AS-KR IITP, KR
401338411326.80.08%76634IDOLA-BROADBAND-AS-ID INDONESIA BROADBAND ACCESS - ANYWHERE, ID
412732021296.00.03%22592ZONALIBRE INGENIERIA S.A.S., CO
422033771265.70.04%33797FIBERNET-TEKNOLOJI-LTD, TR
432111881220.00.01%11220ASBTSLTD, GB
441490381212.50.03%22425UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
45547461202.00.03%42404KLAZO-ASN, US
46337641198.00.03%32396AFRINIC-ZA-JNB-AS, MU
47369171172.70.10%78209ACS, AO
481399551145.00.08%66870DATAPRIME-AS-ID PT DATA PRIMA SOLUSINDO, ID
491315781119.00.01%11119BFSUNET Beijing Foreign Studies University, CN
501394941096.00.01%
Total 191800.35.56%

50 Most active Prefixes for the past 14 days

RANKPREFIX           UPDs            %Origin AS -- AS NAME
1177.46.36.0/24326750.37%28135 -- ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
2177.46.39.0/24319720.36%28135 -- ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
3140.174.37.0/24315870.36%63376 -- TOUCHTONE-CUSTS, US
4168.0.128.0/22306880.35%263069 -- BRT Comercio de Produtos de Informatica LTDA, BR
577.89.192.0/22271280.31%25454 -- ASN-OMD-FNO Orange Moldova Fixed Network Autonomous System, MD
6189.89.81.0/24262610.30%262749 -- Andries & Cia Ltda, BR
738.224.214.0/24236820.27%174 -- COGENT-174, US
8124.248.160.0/19233370.26%23673 -- ONLINE-AS Cogetel Online, Cambodia, ISP, KH
945.172.92.0/22223950.25%265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
10138.99.97.0/24199140.22%28657 -- MD Brasil - Tecnologia da Informacao Ltda, BR
11188.213.84.0/23188030.21%20473 -- AS-VULTR, US
12103.123.24.0/23181970.21%138071 -- IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
13202.45.88.0/24133190.15%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
14203.145.74.0/24132940.15%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
15203.145.78.0/24132650.15%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
16130.137.231.0/24132450.15%16509 -- AMAZON-02, US
17124.195.190.0/24124060.14%38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
18202.181.232.0/23121590.14%7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
19138.113.82.0/24113880.13%54994 -- ML-1432-54994, CA
20164.163.52.0/22112600.13%265953 -- INNOVA TECNOLOGIA E SERVICOS LTDA., BR
21181.233.80.0/22109380.12%268314 -- EWERTON DA SILVA LOPES TELECOMUNICACOES, BR
271482 -- MEGA TELECOM FIBRA, BR
22130.137.108.0/24103560.12%16509 -- AMAZON-02, US
23207.167.116.0/22101740.11%7954 -- IMMENSE-NETWORKS, US
24130.137.12.0/24101440.11%16509 -- AMAZON-02, US
25189.76.65.0/2496520.11%52752 -- Vegas Telecom Informatica Ltda., BR
26189.76.67.0/2496000.11%52752 -- Vegas Telecom Informatica Ltda., BR
27189.76.64.0/2295990.11%52752 -- Vegas Telecom Informatica Ltda., BR
2891.82.221.0/2495950.11%213439 -- GLS-HUNGARY, HU
29189.76.66.0/2395660.11%52752 -- Vegas Telecom Informatica Ltda., BR
30189.76.64.0/2395540.11%52752 -- Vegas Telecom Informatica Ltda., BR
31189.76.64.0/2495430.11%52752 -- Vegas Telecom Informatica Ltda., BR
32189.76.66.0/2494970.11%52752 -- Vegas Telecom Informatica Ltda., BR
3384.205.66.0/2493070.10%12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
34179.48.37.0/2491120.10%271084 -- TRYMNET PROVEDOR, BR
35130.137.227.0/2486230.10%16509 -- AMAZON-02, US
36130.137.111.0/2484060.09%16509 -- AMAZON-02, US
37130.137.140.0/2483610.09%16509 -- AMAZON-02, US
38130.137.130.0/2483080.09%16509 -- AMAZON-02, US
39130.137.105.0/2483040.09%16509 -- AMAZON-02, US
40130.137.99.0/2482710.09%16509 -- AMAZON-02, US
41130.137.127.0/2482610.09%16509 -- AMAZON-02, US
42130.137.124.0/2481960.09%16509 -- AMAZON-02, US
43130.137.81.0/2481880.09%16509 -- AMAZON-02, US
44173.82.108.0/2481690.09%16509 -- AMAZON-02, US
45130.137.86.0/2481550.09%16509 -- AMAZON-02, US
46195.114.123.0/2481240.09%8369 -- INTERSVYAZ-AS 38-B, Komsomolsky prospekt, RU
47173.82.67.0/2480910.09%16509 -- AMAZON-02, US
48130.137.150.0/2480840.09%16509 -- AMAZON-02, US
49130.137.136.0/2480820.09%16509 -- AMAZON-02, US
50130.137.26.0/2480770.09%16509 -- AMAZON-02, US
Total 6753127.60%

14 Day BGP Profile: 3-June-2025 00:00 - 16-June-2025 23:59 (UTC+1000)

Number of BGP Update Messages:  21628385
Number of Prefix Updates:  8587051
Number of Prefix Withdrawals:  277351
Average Prefixes per BGP Update:  0.41
Average BGP Update Messages per second:  17.88
Average Prefix Updates per second:  7.33
Peak BGP Update Message Rate per second:  22751  (08:53:27 Wed, 11-Jun-2025)
Peak Prefix Update Rate per second:  1384  (09:46:53 Tue, 10-Jun-2025)
Peak Prefix Withdraw Rate per second:  12487  (18:05:58 Wed, 4-Jun-2025)
Prefix Count:  1030772
Updated Prefix Count:  679828
Stable Prefix Count:  350944
Origin AS Count:  76992
Updated Origin AS Count:  60282
Stable Origin AS Count:  16710
Unique Path Count:  549527
Updated Path Count:  407560
Stable Path Count:  141967


 

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.