The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 03 April 2025 06:26 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	16509	382427	3.57%	13195	28.98	AMAZON-02, US
2	8151	300673	2.80%	11972	25.11	UNINET, MX
3	7552	220403	2.06%	3916	56.28	VIETEL-AS-AP Viettel Group, VN
4	39891	192259	1.79%	4797	40.08	ALJAWWALSTC-AS, SA
5	209181	94201	0.88%	44	2140.93	ZENEX5IVE-NL, GB
6	9009	90289	0.84%	3801	23.75	M247, RO
7	9829	83243	0.78%	2043	40.75	BSNL-NIB National Internet Backbone, IN
8	45899	72765	0.68%	3288	22.13	VNPT-AS-VN VNPT Corp, VN
9	4155	72733	0.68%	2596	28.02	USDA-1, US
10	9155	53011	0.49%	435	121.86	QNET Kuwait, KW
11	25048	50770	0.47%	5	10154.00	DSNET DSNet, GB
12	9583	50590	0.47%	1916	26.40	SIFY-AS-IN Sify Limited, IN
13	51375	50140	0.47%	421	119.10	VIVA, BH
14	36914	48264	0.45%	569	84.82	KENET-AS, KE
15	6057	46757	0.44%	575	81.32	Administracion Nacional de Telecomunicaciones, UY
16	4268	46742	0.44%	7	6677.43	CERNET-ASN-BLOCK, US
17	28526	46583	0.43%	74	629.50	Universidad Autonoma del Estado de Mexico, MX
18	17794	41681	0.39%	13	3206.23	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
19	52752	40749	0.38%	27	1509.22	Vegas Telecom Informatica Ltda., BR
20	7545	40073	0.37%	6222	6.44	TPG-INTERNET-AP TPG Telecom Limited, AU
21	36903	39187	0.37%	1249	31.37	MT-MPLS, MA
22	5371	38946	0.36%	281	138.60	DNIC-ASBLK-05120-05376, US
23	647	38890	0.36%	422	92.16	DNIC-ASBLK-00616-00665, US
24	50010	38331	0.36%	667	57.47	NAWRAS-AS Sultanate of Oman, OM
25	12479	37751	0.35%	7806	4.84	UNI2-AS, ES
26	18403	36807	0.34%	4420	8.33	FPT-AS-AP FPT Telecom Company, VN
27	20940	35126	0.33%	4031	8.71	AKAMAI-ASN1, NL
28	27715	32562	0.30%	304	107.11	Locaweb Servicos de Internet SA, BR
29	42337	32209	0.30%	685	47.02	RESPINA-AS, IR
30	25019	32181	0.30%	1328	24.23	SAUDINETSTC-AS, SA
31	17488	31084	0.29%	1266	24.55	HATHWAY-NET-AP Hathway IP Over Cable Internet, IN
32	55836	31025	0.29%	982	31.59	RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
33	16625	31023	0.29%	3128	9.92	AKAMAI-AS, US
34	63376	30961	0.29%	2	15480.50	TOUCHTONE-CUSTS, US
35	7713	30423	0.28%	3694	8.24	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
36	174	29563	0.28%	3833	7.71	COGENT-174, US
37	29571	29354	0.27%	1568	18.72	ORANGE-COTE-IVOIRE, CI
38	58224	28903	0.27%	1187	24.35	TCI, IR
39	29614	27672	0.26%	95	291.28	GHANATEL-AS, GH
40	132751	27557	0.26%	8	3444.62	OMKARINFOTECH-AS Omkar Infotech, IN
41	9341	26999	0.25%	515	52.43	ICONPLN-ID-AP-ISP PT INDONESIA COMNETS PLUS, ID
42	4755	26215	0.24%	2179	12.03	TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN
43	10620	24210	0.23%	3523	6.87	Telmex Colombia S.A., CO
44	8551	23334	0.22%	1633	14.29	BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
45	9318	23185	0.22%	741	31.29	SKB-AS SK Broadband Co Ltd, KR
46	43352	23097	0.22%	33	699.91	TELETEK-CLOUD, TR
47	37342	22531	0.21%	515	43.75	MOVITEL, MZ
48	24757	21719	0.20%	460	47.22	EthioNet-AS, ET
49	197207	21667	0.20%	745	29.08	MCCI-AS, IR
50	4628	21532	0.20%	446	48.28	PACIFICINTERNET-AS-AP Pacific Internet Pte Ltd, SG
Total		2918397	27.22%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	63376	15480.5	0.29%	2	30961	TOUCHTONE-CUSTS, US
2	265626	14051.0	0.13%	1	14051	SITE TELECOM, MX
3	17794	13893.7	0.39%	13	41681	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4	12220	12187.0	0.11%	1	12187	I-EVOLVE-TECHNOLOGY-SERVICES, US
5	25048	10154.0	0.47%	5	50770	DSNET DSNet, GB
6	327778	8817.0	0.08%	1	8817	bot-go-tz, TZ
7	4268	6677.4	0.44%	7	46742	CERNET-ASN-BLOCK, US
8	136867	6184.0	0.06%	3	6184	IDNIC-TELKOMTELSTRA-AS-ID PT. Teltranet Aplikasi Solusi Telkomtelstra, ID
9	396950	5880.0	0.05%	1	5880	COMSTBARTH-AS, FR
10	50674	5817.0	0.05%	1	5817	SPBEX-AS, RU
11	28657	5121.0	0.10%	2	10242	MD Brasil - Tecnologia da Informacao Ltda, BR
12	7954	4470.3	0.13%	3	13411	IMMENSE-NETWORKS, US
13	886	4134.0	0.04%	1	4134	SBH-IX-SERVICES, FR
14	45720	3491.0	0.03%	2	3491	IDNIC-LPDB-AS-ID Lembaga Pengelola Dana Bergulir, ID
15	132751	3444.6	0.26%	8	27557	OMKARINFOTECH-AS Omkar Infotech, IN
16	213589	3339.0	0.03%	1	3339	CRYPTOMAGIC, DE
17	8987	3217.0	0.15%	93	16085	AMAZON EXPANSION, IE
18	397829	3186.0	0.03%	1	3186	SCC-INET-01, CA
19	266151	3178.3	0.09%	3	9535	Mania NET, BR
20	138118	2777.0	0.05%	2	5554	IDNIC-NETSENTRA-AS-ID PT Net Sentra Cyberindo, ID
21	137258	2387.0	0.02%	1	2387	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
22	209181	2140.9	0.88%	44	94201	ZENEX5IVE-NL, GB
23	32685	2135.0	0.02%	1	2135	AEG-VISION, US
24	328665	2005.0	0.04%	2	4010	ZRA-AS, ZM
25	135445	2000.4	0.15%	8	16003	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
26	401394	1982.0	0.02%	1	1982	TRAFFICTECHINC-MTL, CA
27	23356	1946.0	0.04%	2	3892	LAFC, US
28	56639	1862.0	0.02%	1	1862	LNET-COM-UA-AS, UA
29	13341	1837.0	0.07%	5	7348	TRANQUILITY, US
30	45494	1783.0	0.02%	1	1783	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
31	136501	1771.2	0.10%	35	10627	HKBNES-AS-AP HKBN Enterprise Solutions HK Limited, HK
32	59813	1693.0	0.02%	1	1693	DELIGHTFIBER-AS Delight Networks Europe, GB
33	52752	1509.2	0.38%	27	40749	Vegas Telecom Informatica Ltda., BR
34	37686	1505.0	0.01%	1	1505	ABUZ1-AS, NG
35	46525	1427.4	0.13%	10	14274	RURALWAVE-LTD, CA
36	263069	1346.1	0.15%	12	16153	BRT Comercio de Produtos de Informatica LTDA, BR
37	207936	1287.0	0.01%	1	1287	DELIGHTNETWORKS-AS Delight Networks U.K., GB
38	149038	1273.0	0.02%	2	2546	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
39	131578	1212.0	0.01%	1	1212	BFSUNET Beijing Foreign Studies University, CN
40	204318	1141.0	0.01%	1	1141	BGPTOOLS-QA, GB
41	208337	1119.2	0.04%	4	4477	TELEMANAPOLI, IT
42	29382	1117.0	0.02%	2	2234	UKRINFOSYSTEMS-AS, UA
43	50861	1113.0	0.01%	1	1113	RZVA-AS, UA
44	139955	1100.3	0.06%	6	6602	DATAPRIME-AS-ID PT DATA PRIMA SOLUSINDO, ID
45	216165	1087.0	0.01%	1	1087	HYPERNET, AM
46	149614	1053.0	0.01%	1	1053	TSIIPL-AS-IN TRANSACTION SOLUTIONS INTERNATIONAL INDIA PRIVATE LIMITED, IN
47	215385	1042.5	0.02%	2	2085	ASN-ALONET, IT
48	150442	1009.5	0.02%	2	2019	BFSACD-AS-AP Bangladesh Fire Service and Civil Defense, BD
49	133841	961.8	0.04%	7	3847	IDOLA-BROADBAND-AS-ID INDONESIA BROADBAND ACCESS - ANYWHERE, ID
50	2603	910.0	0.03%
Total		180256.3	5.36%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	140.174.37.0/24	30959	0.28%	63376 -- TOUCHTONE-CUSTS, US
2	38.224.214.0/24	17700	0.16%	174 -- COGENT-174, US
3	81.90.132.0/24	16930	0.15%	25048 -- DSNET DSNet, GB
4	81.90.139.0/24	16921	0.15%	25048 -- DSNET DSNet, GB
5	81.90.133.0/24	16915	0.15%	25048 -- DSNET DSNet, GB
6	189.76.64.0/23	16548	0.15%	52752 -- Vegas Telecom Informatica Ltda., BR
7	189.76.66.0/23	16535	0.15%	52752 -- Vegas Telecom Informatica Ltda., BR
8	103.223.2.0/24	15901	0.14%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
9	168.0.128.0/22	15651	0.14%	263069 -- BRT Comercio de Produtos de Informatica LTDA, BR
10	124.195.190.0/24	15606	0.14%	38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
11	223.196.5.0/24	14134	0.13%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
12	201.71.207.0/24	14051	0.13%	265626 -- SITE TELECOM, MX
13	203.145.78.0/24	13897	0.13%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
14	203.145.74.0/24	13892	0.13%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
15	202.45.88.0/24	13892	0.13%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
16	202.181.232.0/23	13629	0.12%	7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
17	207.167.116.0/22	13407	0.12%	7954 -- IMMENSE-NETWORKS, US
18	130.137.231.0/24	12633	0.11%	16509 -- AMAZON-02, US
19	72.43.207.0/24	12187	0.11%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US
20	67.96.211.0/24	11958	0.11%	3356 -- LEVEL3, US
21	130.137.12.0/24	10520	0.10%	16509 -- AMAZON-02, US
22	138.99.97.0/24	10238	0.09%	28657 -- MD Brasil - Tecnologia da Informacao Ltda, BR
23	130.137.108.0/24	9932	0.09%	16509 -- AMAZON-02, US
24	160.238.104.0/22	9509	0.09%	266151 -- Mania NET, BR
25	84.205.66.0/24	9140	0.08%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
26	130.137.124.0/24	9098	0.08%	16509 -- AMAZON-02, US
27	130.137.86.0/24	8987	0.08%	16509 -- AMAZON-02, US
28	130.137.147.0/24	8853	0.08%	16509 -- AMAZON-02, US
29	196.13.186.0/24	8817	0.08%	327778 -- bot-go-tz, TZ
30	130.137.81.0/24	8811	0.08%	16509 -- AMAZON-02, US
31	130.137.136.0/24	8808	0.08%	16509 -- AMAZON-02, US
32	130.137.227.0/24	8807	0.08%	16509 -- AMAZON-02, US
33	130.137.150.0/24	8794	0.08%	16509 -- AMAZON-02, US
34	130.137.85.0/24	8773	0.08%	16509 -- AMAZON-02, US
35	130.137.133.0/24	8773	0.08%	16509 -- AMAZON-02, US
36	130.137.111.0/24	8721	0.08%	16509 -- AMAZON-02, US
37	130.137.16.0/24	8682	0.08%	16509 -- AMAZON-02, US
38	130.137.28.0/24	8652	0.08%	16509 -- AMAZON-02, US
39	130.137.130.0/24	8539	0.08%	16509 -- AMAZON-02, US
40	130.137.26.0/24	8529	0.08%	16509 -- AMAZON-02, US
41	130.137.127.0/24	8509	0.08%	16509 -- AMAZON-02, US
42	130.137.141.0/24	8475	0.08%	16509 -- AMAZON-02, US
43	130.137.47.0/24	8463	0.08%	16509 -- AMAZON-02, US
44	173.82.63.0/24	8431	0.08%	16509 -- AMAZON-02, US
45	130.137.99.0/24	8430	0.08%	16509 -- AMAZON-02, US
46	130.137.140.0/24	8385	0.08%	16509 -- AMAZON-02, US
47	130.137.121.0/24	8377	0.08%	8987 -- AMAZON EXPANSION, IE
48	173.82.67.0/24	8297	0.08%	16509 -- AMAZON-02, US
49	130.137.105.0/24	8260	0.07%	16509 -- AMAZON-02, US
50	130.137.102.0/24	8259	0.07%	16509 -- AMAZON-02, US
Total		578215	5.26%

14 Day BGP Profile: 20-March-2025 00:00 - 2-April-2025 23:59 (UTC+1000)

Number of BGP Update Messages:	25251491
Number of Prefix Updates:	10724976
Number of Prefix Withdrawals:	295184
Average Prefixes per BGP Update:	0.44
Average BGP Update Messages per second:	20.88
Average Prefix Updates per second:	9.11
Peak BGP Update Message Rate per second:	78254	(21:32:27 Wed, 26-Mar-2025)
Peak Prefix Update Rate per second:	3132	(08:33:50 Tue, 25-Mar-2025)
Peak Prefix Withdraw Rate per second:	28785	(21:32:27 Wed, 26-Mar-2025)
Prefix Count:	1024429
Updated Prefix Count:	846742
Stable Prefix Count:	177687
Origin AS Count:	76791
Updated Origin AS Count:	70276
Stable Origin AS Count:	6515
Unique Path Count:	593712
Updated Path Count:	481296
Stable Path Count:	112416

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.