The BGP Instability Report


The BGP Instability Report is updated daily. This report
was generated on 01 July 2025 06:24 (UTC+1000)


50 Most active ASes for the past 14 days

RANKASN             UPDs            %PrefixesUPDs/PrefixAS NAME
1165093870944.03%1385027.95AMAZON-02, US
281513422103.56%1227627.88UNINET, MX
33981011720651.79%240716.94GO-DADDY-COM-LLC, US
441551028181.07%286135.94USDA-1, US
5251841022051.06%230444.37AFRANET to AS62265 announce AS25184, IR
6150706897380.93%156575.24HKZTCL-AS-AP Hong Kong Zhengxing Technology Co., Ltd., HK
7203214764920.80%86688.33HULUMTELE, IQ
89829731070.76%183039.95BSNL-NIB National Internet Backbone, IN
928135640170.67%91703.48ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
1010620638700.66%350618.22Telmex Colombia S.A., CO
1126496543500.57%198274.49AS-26496-GO-DADDY-COM-LLC, US
1217049538590.56%64841.55MBO-NET, US
1312479471140.49%77566.07UNI2-AS, ES
1458224468750.49%117439.93TCI, IR
15367443190.46%264616.75DNIC-ASBLK-00306-00371, US
16272809441470.46%237186.27THUNDERNET, C.A., VE
1736903421380.44%124933.74MT-MPLS, MA
18647413380.43%41998.66DNIC-ASBLK-00616-00665, US
1955933387300.40%71654.09CLOUDIE-AS-AP Cloudie Limited, HK
2013188376890.39%160623.47TRIOLAN, UA
2117794371640.39%132858.77HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
22197207368360.38%183720.05MCCI-AS, IR
237552348960.36%39258.89VIETEL-AS-AP Viettel Group, VN
2419429331550.34%70147.30ETB - Colombia, CO
255371321170.33%305105.30DNIC-ASBLK-05120-05376, US
2644244315100.33%118726.55IRANCELL-AS, IR
2763376311430.32%215571.50TOUCHTONE-CUSTS, US
28263069307160.32%112792.36BRT Comercio de Produtos de Informatica LTDA, BR
29174301220.31%37737.98COGENT-174, US
3052752281980.29%281007.07Vegas Telecom Informatica Ltda., BR
3120473279310.29%132921.02AS-VULTR, US
3236914276360.29%58347.40KENET-AS, KE
3327773272470.28%53550.93MILLICOM CABLE EL SALVADOR S.A. DE C.V., SV
344538268480.28%49565.42ERX-CERNET-BKB China Education and Research Network Center, CN
3525454261270.27%50522.54ASN-OMD-FNO Orange Moldova Fixed Network Autonomous System, MD
36149038256530.27%212826.50UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
3734615253860.26%212693.00UNIVERSAL-EXPORTS Universal Exports, CH
3823673243080.25%136178.74ONLINE-AS Cogetel Online, Cambodia, ISP, KH
3928657230490.24%211524.50MD Brasil - Tecnologia da Informacao Ltda, BR
408369227520.24%61372.98INTERSVYAZ-AS 38-B, Komsomolsky prospekt, RU
4124863225300.23%163713.76LINKdotNET-AS, EG
428551223780.23%163013.73BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
4342337221830.23%69631.87RESPINA-AS, IR
4424835220040.23%182312.07RAYA-AS, EG
459304212260.22%103620.49HUTCHISON-AS-AP HGC Global Communications Limited, HK
46207990211370.22%123517.11HR-CUSTOMER, IN
4729465211060.22%36258.30VCG-AS, NG
48396982207860.22%31976.50GOOGLE-CLOUD-PLATFORM, US
4917885201670.21%135149.39JKTXLNET-AS-AP PT XL Axiata Tbk, ID
5020940199650.21%40804.89AKAMAI-ASN1, NL
Total 272045128.28%

50 Most active ASes for the past 14 days

RANKASN             UPDs/Prefix         %PrefixesUPDs   AS NAME
113807116240.00.17%116240IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
26337615571.50.32%231143TOUCHTONE-CUSTS, US
314903812826.50.27%225653UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
43461512693.00.26%225386UNIVERSAL-EXPORTS Universal Exports, CH
52865711524.50.24%223049MD Brasil - Tecnologia da Informacao Ltda, BR
6514086666.00.07%16666SIRIUS-AS, RU
73969504873.00.05%14873COMSTBARTH-AS, FR
82655663947.40.21%519737TELESISTEMAS PENINSULARES SA DE CV, MX
979543549.30.11%310648IMMENSE-NETWORKS, US
102653893068.00.03%13068PAY USE MULTIMIDIA LTDA, BR
118863029.00.03%13029SBH-IX-SERVICES, FR
12177942858.80.39%1337164HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
132714822832.00.15%514160MEGA TELECOM FIBRA, BR
142630692792.40.32%1130716BRT Comercio de Produtos de Informatica LTDA, BR
152659532734.00.11%410936INNOVA TECNOLOGIA E SERVICOS LTDA., BR
162126312578.00.03%12578AVAKATAN, IR
172710842505.50.10%410022TRYMNET PROVEDOR, BR
18326852250.00.02%12250AEG-VISION, US
19432062236.00.02%12236TNTU-AS, UA
20311042165.00.05%24330EVACY, FR
211368672146.30.07%36439IDNIC-TELKOMTELSTRA-AS-ID PT. Teltranet Aplikasi Solusi Telkomtelstra, ID
222142941893.00.08%47572NOOBNET, GB
23133411835.50.08%57342TRANQUILITY, US
243293121740.00.02%11740Manano-Telecommunication-SARL, TD
251372581697.00.02%11697SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
262098871640.00.03%43280BIESSE, IT
27566391519.00.02%11519LNET-COM-UA-AS, UA
28162001463.00.02%11463BAHARNET, GR
29230131414.10.12%811313FORTANIX, US
303284481386.00.01%11386Direction-Generale-Des-Impots-AS, BF
311412341376.00.01%11376BDTPL-AS-AP Big Data Technologies Pvt Ltd, PK
323277301301.00.01%11301PPF, TZ
33374621244.00.05%44976Prestabist, TD
342701681232.50.03%22465Alejandro Uballe Montoya, MX
35442431202.00.03%22404SHOOKA, IR
36527521174.90.29%2828198Vegas Telecom Informatica Ltda., BR
372113061172.30.17%1416412TREADSTONE-AS, RO
383291231156.00.01%11156RPNL1-AS, NG
391318721151.00.02%22302IITP-AS-KR IITP, KR
401361031119.80.05%44479IDNIC-USM-AS-ID Universitas Semarang, ID
411315781107.00.01%11107BFSUNET Beijing Foreign Studies University, CN
42611851049.00.01%11049INTELSOFT-WIFI-AS, KZ
4312654904.30.18%2117182RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
44204318895.00.01%1895BGPTOOLS-QA, GB
45267660890.80.05%54454T & S SERVICO DE COMUNICACAO MULTIMIDIA LTDA, BR
4617049868.70.56%6453859MBO-NET, US
47209234848.00.01%1848DATACENTERSRL-AS-SET, IT
48151632828.50.02%21657WASN-AS-AP Web and Soft Network, BD
49208723825.00.01%1825VDX-SYSTEMS, GB
50141081816.70.03%
Total 154836.34.98%

50 Most active Prefixes for the past 14 days

RANKPREFIX           UPDs            %Origin AS -- AS NAME
1177.46.39.0/24314110.31%28135 -- ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
2140.174.37.0/24311350.31%63376 -- TOUCHTONE-CUSTS, US
3177.46.36.0/24311260.31%28135 -- ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
4168.0.128.0/22306490.31%263069 -- BRT Comercio de Produtos de Informatica LTDA, BR
5181.233.80.0/22265740.27%268314 -- EWERTON DA SILVA LOPES TELECOMUNICACOES, BR
271482 -- MEGA TELECOM FIBRA, BR
677.89.192.0/22253920.25%25454 -- ASN-OMD-FNO Orange Moldova Fixed Network Autonomous System, MD
7138.99.97.0/24230210.23%28657 -- MD Brasil - Tecnologia da Informacao Ltda, BR
8124.248.160.0/19229890.23%23673 -- ONLINE-AS Cogetel Online, Cambodia, ISP, KH
945.172.92.0/22196670.20%265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
1038.224.214.0/24181260.18%174 -- COGENT-174, US
11188.213.84.0/23172810.17%20473 -- AS-VULTR, US
12103.123.24.0/23162400.16%138071 -- IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
13124.195.190.0/24137270.14%38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
14130.137.231.0/24131300.13%16509 -- AMAZON-02, US
15186.83.117.0/24129850.13%10620 -- Telmex Colombia S.A., CO
16103.177.87.0/24129730.13%149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
17192.109.37.0/24126960.13%34615 -- UNIVERSAL-EXPORTS Universal Exports, CH
18192.109.38.0/24126900.13%34615 -- UNIVERSAL-EXPORTS Universal Exports, CH
19103.177.86.0/24126800.13%149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
20203.145.78.0/24123950.12%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
21202.45.88.0/24123910.12%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
22203.145.74.0/24123510.12%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
23202.181.232.0/23118420.12%7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
2423.128.20.0/24112500.11%23013 -- FORTANIX, US
25164.163.52.0/22108100.11%265953 -- INNOVA TECNOLOGIA E SERVICOS LTDA., BR
26197.216.59.0/24106680.11%11259 -- ANGOLATELECOM, AO
27207.167.116.0/22106440.11%7954 -- IMMENSE-NETWORKS, US
28130.137.12.0/24103450.10%16509 -- AMAZON-02, US
29130.137.108.0/24103090.10%16509 -- AMAZON-02, US
3084.205.66.0/24102120.10%12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
31179.48.37.0/2499750.10%271084 -- TRYMNET PROVEDOR, BR
32130.137.227.0/2487750.09%16509 -- AMAZON-02, US
33130.137.127.0/2487320.09%16509 -- AMAZON-02, US
34130.137.130.0/2487010.09%16509 -- AMAZON-02, US
35130.137.140.0/2486340.09%16509 -- AMAZON-02, US
36130.137.99.0/2485800.09%16509 -- AMAZON-02, US
37130.137.124.0/2485340.09%16509 -- AMAZON-02, US
38130.137.26.0/2484780.08%16509 -- AMAZON-02, US
39130.137.111.0/2484610.08%16509 -- AMAZON-02, US
40130.137.28.0/2484190.08%16509 -- AMAZON-02, US
41130.137.105.0/2484040.08%16509 -- AMAZON-02, US
42173.82.63.0/2484000.08%16509 -- AMAZON-02, US
43173.82.108.0/2482980.08%16509 -- AMAZON-02, US
44130.137.147.0/2482890.08%16509 -- AMAZON-02, US
45173.82.67.0/2482740.08%16509 -- AMAZON-02, US
46130.137.16.0/2481540.08%16509 -- AMAZON-02, US
47130.137.133.0/2481500.08%16509 -- AMAZON-02, US
48130.137.136.0/2481420.08%16509 -- AMAZON-02, US
49130.137.81.0/2481320.08%16509 -- AMAZON-02, US
50130.137.150.0/2481000.08%16509 -- AMAZON-02, US
Total 6773416.75%

14 Day BGP Profile: 17-June-2025 00:00 - 30-June-2025 23:59 (UTC+1000)

Number of BGP Update Messages:  23767935
Number of Prefix Updates:  9610363
Number of Prefix Withdrawals:  381697
Average Prefixes per BGP Update:  0.42
Average BGP Update Messages per second:  19.65
Average Prefix Updates per second:  8.26
Peak BGP Update Message Rate per second:  66732  (03:09:15 Thu, 26-Jun-2025)
Peak Prefix Update Rate per second:  7696  (07:30:50 Wed, 18-Jun-2025)
Peak Prefix Withdraw Rate per second:  32304  (03:09:15 Thu, 26-Jun-2025)
Prefix Count:  1037323
Updated Prefix Count:  824272
Stable Prefix Count:  213051
Origin AS Count:  77078
Updated Origin AS Count:  64783
Stable Origin AS Count:  12295
Unique Path Count:  603843
Updated Path Count:  475720
Stable Path Count:  128123


 

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.