The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 14 December 2024 06:25 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	16509	399270	3.23%	12816	31.15	AMAZON-02, US
2	7552	209418	1.70%	3942	53.12	VIETEL-AS-AP Viettel Group, VN
3	8151	182788	1.48%	11565	15.81	UNINET, MX
4	9829	142218	1.15%	2059	69.07	BSNL-NIB National Internet Backbone, IN
5	39891	140414	1.14%	4750	29.56	ALJAWWALSTC-AS, SA
6	36903	96312	0.78%	1249	77.11	MT-MPLS, MA
7	55644	92128	0.75%	99	930.59	VIL-AS-AP Vodafone Idea Ltd, IN
8	36914	88936	0.72%	572	155.48	KENET-AS, KE
9	6057	88800	0.72%	575	154.43	Administracion Nacional de Telecomunicaciones, UY
10	367	74513	0.60%	2679	27.81	DNIC-ASBLK-00306-00371, US
11	19429	74235	0.60%	695	106.81	ETB - Colombia, CO
12	22773	71101	0.58%	3577	19.88	ASN-CXA-ALL-CCI-22773-RDC, US
13	58224	70693	0.57%	1370	51.60	TCI, IR
14	42337	68471	0.55%	710	96.44	RESPINA-AS, IR
15	54994	62701	0.51%	783	80.08	ML-1432-54994, CA
16	50010	59447	0.48%	659	90.21	NAWRAS-AS Sultanate of Oman, OM
17	52965	58311	0.47%	128	455.55	1TELECOM SERVICOS DE TECNOLOGIA EM INTERNET LTDA, BR
18	647	56483	0.46%	436	129.55	DNIC-ASBLK-00616-00665, US
19	12479	49305	0.40%	7900	6.24	UNI2-AS, ES
20	45899	47854	0.39%	3263	14.67	VNPT-AS-VN VNPT Corp, VN
21	4155	44590	0.36%	2302	19.37	USDA-1, US
22	5371	43849	0.36%	288	152.25	DNIC-ASBLK-05120-05376, US
23	25048	43238	0.35%	5	8647.60	DSNET DSNet, GB
24	10620	41995	0.34%	3544	11.85	Telmex Colombia S.A., CO
25	197207	41902	0.34%	1839	22.79	MCCI-AS, IR
26	264719	41713	0.34%	23	1813.61	INGENIERIA TELECOMUNICACIONES S.A de CV, HN
27	4268	41098	0.33%	7	5871.14	CERNET-ASN-BLOCK, US
28	12220	40305	0.33%	8	5038.12	I-EVOLVE-TECHNOLOGY-SERVICES, US
29	4181	38651	0.31%	1283	30.13	TDS-AS, US
30	7155	37817	0.31%	4187	9.03	VIASAT-SP-BACKBONE, US
31	29571	37486	0.30%	1448	25.89	ORANGE-COTE-IVOIRE, CI
32	9341	36905	0.30%	500	73.81	ICONPLN-ID-AP-ISP PT INDONESIA COMNETS PLUS, ID
33	52980	36543	0.30%	68	537.40	-Reserved AS-, ZZ
34	137951	34080	0.28%	102	334.12	ASLINE-AS-AP ASLINE LIMITED, HK
35	262589	33364	0.27%	269	124.03	SAMM TECNOLOGIA E TELECOMUNICACOES S.A, BR
36	13188	32916	0.27%	1607	20.48	TRIOLAN, UA
37	37294	32569	0.26%	85	383.16	TNM, MW
38	38266	32476	0.26%	791	41.06	VIL-AS-AP Vodafone Idea Ltd, IN
39	9583	30988	0.25%	1878	16.50	SIFY-AS-IN Sify Limited, IN
40	22884	30887	0.25%	1075	28.73	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
41	13999	29049	0.24%	2582	11.25	Mega Cable, S.A. de C.V., MX
42	7713	29020	0.23%	3696	7.85	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
43	9318	28899	0.23%	742	38.95	SKB-AS SK Broadband Co Ltd, KR
44	265626	28893	0.23%	1	28893.00	SITE TELECOM, MX
45	9155	28839	0.23%	435	66.30	QNET Kuwait, KW
46	17794	28714	0.23%	13	2208.77	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
47	20940	28015	0.23%	4031	6.95	AKAMAI-ASN1, NL
48	16625	27529	0.22%	2983	9.23	AKAMAI-AS, US
49	13490	27322	0.22%	680	40.18	BUCKEYECABLEVISION, US
50	55836	27259	0.22%	1406	19.39	RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
Total		3170309	25.67%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	265626	28893.0	0.23%	1	28893	SITE TELECOM, MX
2	47855	11247.0	0.09%	1	11247	PRIME Moscow branch, RU
3	17794	9571.3	0.23%	13	28714	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4	25048	8647.6	0.35%	5	43238	DSNET DSNet, GB
5	139955	7045.0	0.06%	6	7045	DATAPRIME-AS-ID PT DATA PRIMA SOLUSINDO, ID
6	50674	6272.0	0.05%	1	6272	SPBEX-AS, RU
7	4268	5871.1	0.33%	7	41098	CERNET-ASN-BLOCK, US
8	209887	5863.3	0.14%	4	17590	BIESSE, IT
9	28657	5632.0	0.09%	2	11264	MD Brasil - Tecnologia da Informacao Ltda, BR
10	12220	5038.1	0.33%	8	40305	I-EVOLVE-TECHNOLOGY-SERVICES, US
11	136103	4984.0	0.16%	4	19936	IDNIC-USM-AS-ID Universitas Semarang, ID
12	265566	4610.2	0.19%	5	23051	TELESISTEMAS PENINSULARES SA DE CV, MX
13	7954	4313.3	0.10%	3	12940	IMMENSE-NETWORKS, US
14	45494	4227.0	0.03%	1	4227	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
15	2603	3653.0	0.03%	11	3653	NORDUNET, DK
16	215807	3196.0	0.03%	1	3196	CELLNET, US
17	32685	2854.0	0.02%	1	2854	AEG-VISION, US
18	7540	2739.8	0.11%	114	13699	HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
19	2046	2598.9	0.17%	8	20791	DNIC-AS-02046, US
20	267715	2552.0	0.02%	1	2552	RED CENTROAMERICANA DE TELECOMUNICACIONES S.A, SUCURSAL GUATEMALA, SOCIEDAD EXTRANJERA, GT
21	137258	2355.0	0.02%	1	2355	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
22	265887	2203.9	0.12%	7	15427	R W TELECOMUNICACOES LTDA ME, BR
23	269932	2134.6	0.12%	7	14942	HUGO JAVIER ROLON QUINONEZ, PY
24	204096	1954.0	0.02%	4	1954	ASN-MAC, IT
25	328333	1905.0	0.02%	2	1905	FixedMobileTelco-AS, ZA
26	214950	1883.0	0.02%	1	1883	HKCJBTC, HK
27	328591	1846.0	0.01%	1	1846	American-International-Mozambique, MZ
28	264719	1813.6	0.34%	23	41713	INGENIERIA TELECOMUNICACIONES S.A de CV, HN
29	56639	1785.0	0.01%	1	1785	LNET-COM-UA-AS, UA
30	44780	1633.0	0.01%	2	1633	EVERSCALE-AS, DE
31	53213	1597.3	0.14%	11	17570	NEGRISOLO COMUNICACAO BANDA LARGA LTDA ME, BR
32	43842	1482.5	0.05%	11	5930	MALAM-TEAM-LTD, IL
33	10524	1474.0	0.01%	1	1474	GOYAD-02, PR
34	141423	1438.3	0.03%	3	4315	UFCL-AS-AP UCB FinTech Company Ltd, BD
35	13341	1431.6	0.06%	5	7158	TRANQUILITY, US
36	31104	1340.0	0.02%	2	2680	EVACY, FR
37	264487	1332.9	0.08%	7	9330	AVATO TECNOLOGIA S.A, BR
38	44472	1328.0	0.01%	5	1328	HOFSTAETTER-AS Hofstaetter IT GmbH, AT
39	52990	1312.6	0.05%	7	6563	Vonex Telecomunicacoes, BR
40	398741	1307.0	0.01%	1	1307	AS-VERTEXLINK-01, US
41	28313	1304.1	0.11%	10	13041	Ci&T Software SA, BR
42	136400	1285.8	0.04%	4	5143	ACG-AFG-AS-AP Asia Consultancy Group, AF
43	131578	1265.0	0.01%	1	1265	BFSUNET Beijing Foreign Studies University, CN
44	328665	1261.0	0.02%	2	2522	ZRA-AS, ZM
45	263817	1250.8	0.04%	4	5003	REDCA - RED CENTROAMERICANA DE TELECOMUNICACIONES, NI
46	40138	1202.7	0.09%	12	10824	MDNET, US
47	33764	1195.0	0.02%	4	2390	AFRINIC-ZA-JNB-AS, MU
48	54746	1189.5	0.04%	4	4758	KLAZO-ASN, US
49	51952	1185.2	0.04%	4	4741	KVANT, RU
50	269892	1174.0	0.01%
Total		175679	4.33%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	211.43.158.0/24	36125	0.28%	54994 -- ML-1432-54994, CA
2	106.66.64.0/19	31081	0.24%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
3	106.77.224.0/19	31064	0.24%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
4	201.71.207.0/24	28921	0.23%	17072 -- TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 265626 -- SITE TELECOM, MX
5	223.196.68.0/24	27814	0.22%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
6	143.255.59.0/24	25917	0.20%	17072 -- TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX 33182 -- DIMENOC, US
7	163.171.102.0/23	23274	0.18%	54994 -- ML-1432-54994, CA
8	45.172.92.0/22	22997	0.18%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
9	112.79.45.0/24	22109	0.17%	38266 -- VIL-AS-AP Vodafone Idea Ltd, IN
10	78.142.198.0/24	17577	0.14%	209887 -- BIESSE, IT
11	103.223.2.0/24	14993	0.12%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
12	124.195.190.0/24	14454	0.11%	38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
13	81.90.139.0/24	14416	0.11%	25048 -- DSNET DSNet, GB
14	81.90.133.0/24	14412	0.11%	25048 -- DSNET DSNet, GB
15	81.90.132.0/24	14408	0.11%	25048 -- DSNET DSNet, GB
16	202.181.232.0/23	13691	0.11%	7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
17	38.224.214.0/24	13661	0.11%	174 -- COGENT-174, US
18	72.237.212.0/24	13389	0.11%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US
19	72.237.213.0/24	13363	0.10%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US
20	72.43.207.0/24	13356	0.10%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US
21	130.137.231.0/24	13131	0.10%	16509 -- AMAZON-02, US
22	207.167.116.0/22	12904	0.10%	7954 -- IMMENSE-NETWORKS, US
23	146.83.95.0/24	11658	0.09%	11340 -- Red Universitaria Nacional, CL
24	138.99.97.0/24	11249	0.09%	28657 -- MD Brasil - Tecnologia da Informacao Ltda, BR
25	185.18.201.0/24	11247	0.09%	47855 -- PRIME Moscow branch, RU
26	209.22.67.0/24	10377	0.08%	2046 -- DNIC-AS-02046, US
27	209.22.66.0/24	10336	0.08%	2046 -- DNIC-AS-02046, US
28	130.137.12.0/24	10331	0.08%	16509 -- AMAZON-02, US
29	130.137.108.0/24	9778	0.08%	16509 -- AMAZON-02, US
30	84.205.66.0/24	9653	0.08%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
31	203.145.74.0/24	9588	0.08%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
32	203.145.78.0/24	9583	0.08%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
33	202.45.88.0/24	9543	0.07%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
34	173.82.13.0/24	9509	0.07%	16509 -- AMAZON-02, US
35	173.82.9.0/24	9282	0.07%	16509 -- AMAZON-02, US
36	173.82.16.0/24	9278	0.07%	16509 -- AMAZON-02, US
37	131.255.112.0/22	9076	0.07%	264487 -- AVATO TECNOLOGIA S.A, BR
38	130.137.124.0/24	8595	0.07%	16509 -- AMAZON-02, US
39	130.137.111.0/24	8532	0.07%	16509 -- AMAZON-02, US
40	130.137.16.0/24	8513	0.07%	16509 -- AMAZON-02, US
41	130.137.227.0/24	8507	0.07%	16509 -- AMAZON-02, US
42	130.137.28.0/24	8462	0.07%	16509 -- AMAZON-02, US
43	130.137.81.0/24	8439	0.07%	16509 -- AMAZON-02, US
44	130.137.105.0/24	8400	0.07%	16509 -- AMAZON-02, US
45	173.82.15.0/24	8387	0.07%	16509 -- AMAZON-02, US
46	130.137.141.0/24	8373	0.07%	16509 -- AMAZON-02, US
47	130.137.47.0/24	8370	0.07%	16509 -- AMAZON-02, US
48	130.137.133.0/24	8362	0.07%	16509 -- AMAZON-02, US
49	130.137.150.0/24	8353	0.07%	16509 -- AMAZON-02, US
50	130.137.26.0/24	8347	0.07%	16509 -- AMAZON-02, US
Total		693185	5.46%

14 Day BGP Profile: 30-November-2024 00:00 - 13-December-2024 23:59 (UTC+1000)

Number of BGP Update Messages:	27165052
Number of Prefix Updates:	12351197
Number of Prefix Withdrawals:	389942
Average Prefixes per BGP Update:	0.47
Average BGP Update Messages per second:	22.46
Average Prefix Updates per second:	10.53
Peak BGP Update Message Rate per second:	42657	(22:03:02 Tue, 3-Dec-2024)
Peak Prefix Update Rate per second:	5109	(00:33:33 Tue, 10-Dec-2024)
Peak Prefix Withdraw Rate per second:	26734	(00:35:44 Tue, 10-Dec-2024)
Prefix Count:	1009960
Updated Prefix Count:	685260
Stable Prefix Count:	324700
Origin AS Count:	76604
Updated Origin AS Count:	59574
Stable Origin AS Count:	17030
Unique Path Count:	610609
Updated Path Count:	465544
Stable Path Count:	145065

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.