The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 23 April 2024 06:23 (UTC+1000)

50 Most active ASes for the past 14 days

RANKASN             UPDs            %PrefixesUPDs/PrefixAS NAME
1165092766992.66%1002727.60AMAZON-02, US
281512261462.17%1244918.17UNINET, MX
375521469801.41%388637.82VIETEL-AS-AP Viettel Group, VN
498291450581.39%195874.08BSNL-NIB National Internet Backbone, IN
5458991374411.32%329341.74VNPT-AS-VN VNPT Corp, VN
6177941076461.03%138280.46HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
750010827310.79%629131.53NAWRAS-AS Sultanate of Oman, OM
86057744050.71%578128.73Administracion Nacional de Telecomunicaciones, UY
97713714920.69%364419.62TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
1036903692680.67%124955.46MT-MPLS, MA
1113977676720.65%79784.91CTELCO, US
12264496661680.64%232876.87IR Tecnologia Fibralink, BR
139583624570.60%184533.85SIFY-AS-IN Sify Limited, IN
1419901618760.59%86071.95BRSPD-PUBLIC, US
15139646603670.58%492122.70HKMTC-AS-AP HONG KONG Megalayer Technology Co.,Limited, HK
1628202545950.52%115047.47Rede Brasileira de Comunicacao SA, BR
1729571518080.50%120942.85ORANGE-COTE-IVOIRE, CI
1919429460020.44%123237.34ETB - Colombia, CO
20137951437820.42%110398.02ASLINE-AS-AP ASLINE LIMITED, HK
21367431990.41%305114.16DNIC-ASBLK-00306-00371, US
2258224428510.41%137231.23TCI, IR
2339891413080.40%47588.68ALJAWWALSTC-AS, SA
2455836358580.34%95837.43RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
2518403352070.34%46787.53FPT-AS-AP FPT Telecom Company, VN
2636914346740.33%49869.63KENET-AS, KE
2744559342700.33%128826.61ITHOSTLINE, CY
28399077335220.32%52364.10TERAEXCH, US
298551332250.32%33409.95BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
3039855313970.30%55057.09MOD-EU, US
31265566308620.30%56172.40TELESISTEMAS PENINSULARES SA DE CV, MX
328452301360.29%250612.03TE-AS TE-AS, EG
33647292670.28%40073.17DNIC-ASBLK-00616-00665, US
344538290970.28%50015.82ERX-CERNET-BKB China Education and Research Network Center, CN
3516696276230.27%106260.59ITELNETWORKS, CA
3617501271190.26%215126.13WLINK-NEPAL-AS-AP WorldLink Communications Pvt Ltd, NP
3716625267660.26%31748.43AKAMAI-AS, US
3817488266970.26%126521.10HATHWAY-NET-AP Hathway IP Over Cable Internet, IN
3915399266840.26%54948.60WANANCHI-, KE
4020940264730.25%39366.73AKAMAI-ASN1, NL
4131549264610.25%253104.59RASANA, IR
4236873262230.25%37270.49VNL1-AS, NG
43136103255490.25%46387.25IDNIC-USM-AS-ID Universitas Semarang, ID
4412714253630.24%32777.56MEGAFON-AS Moscow, Russia, RU
4513335240470.23%202511.88CLOUDFLARENET, US
4628201235470.23%217108.51Companhia Itabirana Telecomunicacoes Ltda, BR
478376234950.23%77030.51Jordan Data Communications, JO
4842337232800.22%67234.64RESPINA-AS, IR
4929465227740.22%28280.76VCG-AS, NG
5044244224670.22%37959.28IRANCELL-AS, IR
Total 279086426.80%

50 Most active ASes for the past 14 days

RANKASN             UPDs/Prefix         %PrefixesUPDs   AS NAME
11779426911.51.03%13107646HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
42640513226.00.13%1113226HDCS, US
5795412175.00.12%312175IMMENSE-NETWORKS, US
6478558948.00.09%18948PRIME Moscow branch, RU
81501806629.50.13%213259AFRENIT-AS-AP AFREN IT, BD
91361036387.20.25%425549IDNIC-USM-AS-ID Universitas Semarang, ID
10506746351.00.06%16351SPBEX-AS, RU
1120465384.50.21%821538DNIC-AS-02046, US
122098874063.00.04%44063BIESSE, IT
133290173952.00.04%13952RAGA-NET, CD
142694853598.80.17%517994JRNETWORKS Telecom, BR
15274183497.00.07%26994OOW-INC, US
161393863397.00.03%33397IDNIC-NSR-CINEMA21-AS-ID PT Nusantara Sejahtera Raya, ID
171495883326.00.10%39978OMSAITECH-AS-IN Om Sai Technnologies, IN
18286573109.50.06%26219MD Brasil - Tecnologia da Informacao Ltda, BR
191505232878.00.08%38634IDNIC-IDE-AS-ID PT Ide Digital Inovatif, ID
202644962876.90.64%2366168IR Tecnologia Fibralink, BR
212098562850.50.05%25701SOFT-TEHNICA, RO
222692322814.60.14%514073ON SOLUCOES EM CONEXAO LTDA, BR
23454942686.00.03%12686LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
241359632444.50.05%24889MOLISA-AS-VN Information Center - Ministry of Labour - Invalids and Social Affairs, VN
252129482350.00.02%12350NIRVANET-AS Nirvanet Network, FR
261372582232.00.02%12232SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
271354452207.60.15%1415453IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
28399971769.50.03%23539GLIC, US
2980531728.00.20%2120736IFX Networks Venezuela C.A., VE
30629311710.00.03%23420PLAZA-LAS-AMERICAS, PR
31133411653.20.06%56613TRANQUILITY, US
322020081628.00.02%11628DATEK-INST, NO
331311261486.80.07%57434VNAIR-AS-VN Vietnam Airlines Corp, VN
343278061418.50.03%22837CNTI-AS, AO
35623081406.00.03%22812BIBUSMENOS-AS, PL
363282641397.00.01%11397UPSA-AS, GH
3726031352.00.03%122704NORDUNET, DK
39444321321.00.03%22642RACKBONE, CH
401328291282.90.20%2320526NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
41566391276.50.02%22553LNET-COM-UA-AS, UA
4276021173.90.14%17414087SPT-AS-VN Sai gon Postel Corporation, VN
4318801116.00.01%211116STUPI, SE
44525321083.10.15%1415164Speednet Telecomunicacoes Ltda ME, BR
451999911067.00.01%11067CYBER-TELECOM-AS, RU
46609191010.00.01%11010TKVV-AS, RU
4764469977.00.01%1977UNICOM-AS, RU
48139456973.90.12%1312661IDNIC-NSR-DEWAWEB-AS-ID PT DEWAWEB, ID
4944046956.00.01%1956TVERLINE-AS, RU
Total 215879.95.93%

50 Most active Prefixes for the past 14 days

RANKPREFIX           UPDs            %Origin AS -- AS NAME
1203.145.74.0/24358910.34%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2203.145.78.0/24358820.34%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
3202.45.88.0/24358720.34%17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4143.255.204.0/22330740.31%264496 -- IR Tecnologia Fibralink, BR
5177.55.65.0/24330350.31%264496 -- IR Tecnologia Fibralink, BR
645.172.92.0/22308430.29%265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
7103.177.87.0/24244450.23%149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
8103.177.86.0/24243850.23%149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
9103.248.132.0/22204620.19%132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
10170.238.225.0/24193730.18%266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
1166.133.36.0/24183870.17%12684 -- SES-LUX-AS, LU
1241.222.147.0/24157030.15%25163 -- NG-NIGERIA-AS, NG
13103.223.2.0/24152940.14%135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
14200.192.151.0/24148030.14%28572 -- Apoiocom Digital Ltda - EPP, BR
52532 -- Speednet Telecomunicacoes Ltda ME, BR
15143.255.59.0/24141910.13%33182 -- DIMENOC, US
16177.137.17.0/24141100.13%53225 -- IPGLOBE INTERNET LTDA, BR
1745.182.135.0/24140690.13%269232 -- ON SOLUCOES EM CONEXAO LTDA, BR
18216.120.204.0/23136580.13%16696 -- ITELNETWORKS, CA
19216.120.170.0/23136530.13%16696 -- ITELNETWORKS, CA
2067.211.53.0/24132260.12%26405 -- HDCS, US
2141.209.0.0/18131790.12%9129 -- KE-NET2000, ZA
22130.137.230.0/24129360.12%16509 -- AMAZON-02, US
23107.154.97.0/24126200.12%19551 -- INCAPSULA, US
24207.167.116.0/22121750.11%7954 -- IMMENSE-NETWORKS, US
25185.32.70.0/24117910.11%51269 -- HEXATOM, FR
2645.187.202.0/23116730.11%269485 -- JRNETWORKS Telecom, BR
271657 -- Iran Telecom, BR
27209.22.67.0/24107680.10%2046 -- DNIC-AS-02046, US
28209.22.66.0/24107550.10%2046 -- DNIC-AS-02046, US
29130.137.12.0/24106370.10%16509 -- AMAZON-02, US
30181.225.48.0/24103930.10%8053 -- IFX Networks Venezuela C.A., VE
31181.225.43.0/24102900.10%8053 -- IFX Networks Venezuela C.A., VE
32103.190.26.0/2399440.09%149588 -- OMSAITECH-AS-IN Om Sai Technnologies, IN
33130.137.108.0/2493160.09%16509 -- AMAZON-02, US
34186.170.29.0/2490660.08%3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
35185.18.201.0/2489480.08%47855 -- PRIME Moscow branch, RU
36137.227.74.0/2488740.08%22284 -- AS22284-DOI-OPS, US
3784.205.66.0/2488210.08%12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
38130.137.227.0/2487030.08%16509 -- AMAZON-02, US
39130.137.111.0/2486480.08%16509 -- AMAZON-02, US
40130.137.219.0/2485520.08%16509 -- AMAZON-02, US
41103.134.212.0/2485160.08%136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
42103.134.215.0/2485160.08%136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
43103.90.210.0/2485160.08%136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
44130.137.105.0/2484660.08%16509 -- AMAZON-02, US
45130.137.90.0/2484500.08%16509 -- AMAZON-02, US
46130.137.127.0/2484440.08%16509 -- AMAZON-02, US
47130.137.26.0/2483610.08%16509 -- AMAZON-02, US
48130.137.118.0/2483460.08%8987 -- AMAZON EXPANSION, IE
49130.137.78.0/2482980.08%16509 -- AMAZON-02, US
50130.137.130.0/2482930.08%16509 -- AMAZON-02, US
Total 7326516.86%

14 Day BGP Profile: 9-April-2024 00:00 - 22-April-2024 23:59 (UTC+1000)

Number of BGP Update Messages:  24141611
Number of Prefix Updates:  10412164
Number of Prefix Withdrawals:  286499
Average Prefixes per BGP Update:  0.44
Average BGP Update Messages per second:  19.96
Average Prefix Updates per second:  8.84
Peak BGP Update Message Rate per second:  25612  (07:24:57 Fri, 19-Apr-2024)
Peak Prefix Update Rate per second:  1975  (05:18:40 Sat, 20-Apr-2024)
Peak Prefix Withdraw Rate per second:  12420  (20:15:43 Sun, 21-Apr-2024)
Prefix Count:  986661
Updated Prefix Count:  635987
Stable Prefix Count:  350674
Origin AS Count:  75780
Updated Origin AS Count:  59800
Stable Origin AS Count:  15980
Unique Path Count:  557072
Updated Path Count:  417520
Stable Path Count:  139552


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


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.