The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 23 April 2025 06:21 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	16509	357284	4.39%	13381	26.70	AMAZON-02, US
2	8151	186398	2.29%	12000	15.53	UNINET, MX
3	36903	135355	1.66%	1249	108.37	MT-MPLS, MA
4	9829	106906	1.31%	2002	53.40	BSNL-NIB National Internet Backbone, IN
5	7552	90340	1.11%	3924	23.02	VIETEL-AS-AP Viettel Group, VN
6	7713	86549	1.06%	3702	23.38	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
7	209181	70874	0.87%	44	1610.77	ZENEX5IVE-NL, GB
8	10620	68809	0.85%	3536	19.46	Telmex Colombia S.A., CO
9	55410	68069	0.84%	1120	60.78	VIL-AS-AP Vodafone Idea Ltd, IN
10	4155	59701	0.73%	2671	22.35	USDA-1, US
11	39891	57808	0.71%	4797	12.05	ALJAWWALSTC-AS, SA
12	262401	53694	0.66%	26	2065.15	GSTN TELECOMUNICACOES LTDA, BR
13	29614	52674	0.65%	95	554.46	GHANATEL-AS, GH
14	25048	49924	0.61%	5	9984.80	DSNET DSNet, GB
15	52752	47457	0.58%	23	2063.35	Vegas Telecom Informatica Ltda., BR
16	36914	46415	0.57%	569	81.57	KENET-AS, KE
17	367	45440	0.56%	2689	16.90	DNIC-ASBLK-00306-00371, US
18	9583	41742	0.51%	1925	21.68	SIFY-AS-IN Sify Limited, IN
19	647	40705	0.50%	408	99.77	DNIC-ASBLK-00616-00665, US
20	45899	38900	0.48%	3279	11.86	VNPT-AS-VN VNPT Corp, VN
21	174	36370	0.45%	3914	9.29	COGENT-174, US
22	17794	35924	0.44%	13	2763.38	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
23	42337	35902	0.44%	690	52.03	RESPINA-AS, IR
24	5371	31274	0.38%	253	123.61	DNIC-ASBLK-05120-05376, US
25	63376	31215	0.38%	2	15607.50	TOUCHTONE-CUSTS, US
26	263069	30407	0.37%	11	2764.27	BRT Comercio de Produtos de Informatica LTDA, BR
27	6713	30031	0.37%	564	53.25	IAM-AS, MA
28	58224	28926	0.36%	1281	22.58	TCI, IR
29	360	28824	0.35%	118	244.27	DNIC-ASBLK-00306-00371, US
30	18207	25339	0.31%	320	79.18	YOU-INDIA-AP YOU Broadband & Cable India Ltd., IN
31	24863	25060	0.31%	1652	15.17	LINKdotNET-AS, EG
32	8551	24936	0.31%	1632	15.28	BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
33	8369	24932	0.31%	60	415.53	INTERSVYAZ-AS 38-B, Komsomolsky prospekt, RU
34	137443	24594	0.30%	175	140.54	CHANGLIAN-AS-AP ChangLian Network Technology Co., Limited, HK
35	46453	23922	0.29%	12	1993.50	ABBOTT-AS46453, US
36	197207	23145	0.28%	762	30.37	MCCI-AS, IR
37	26611	22352	0.27%	199	112.32	COMUNICACION CELULAR S.A. COMCEL S.A., CO
38	11664	22273	0.27%	1193	18.67	Techtel LMDS Comunicaciones Interactivas S.A., AR
39	56911	21150	0.26%	28	755.36	ASN-WARIAN Internet Service Provider, IT
40	55836	20868	0.26%	989	21.10	RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
41	27759	20549	0.25%	155	132.57	ACCESS HAITI S.A., HT
42	50010	19983	0.25%	667	29.96	NAWRAS-AS Sultanate of Oman, OM
43	38266	19453	0.24%	743	26.18	VIL-AS-AP Vodafone Idea Ltd, IN
44	19429	19400	0.24%	703	27.60	ETB - Colombia, CO
45	11830	19345	0.24%	1993	9.71	Instituto Costarricense de Electricidad y Telecom., CR
46	37020	19263	0.24%	60	321.05	CELTEL-DRC, CD
47	4249	19131	0.24%	302	63.35	LILLY-AS, US
48	24198	19029	0.23%	5	3805.80	DATAKOMNAP-AS-ID PT. Datakom Padma Jaya DatakomNAP, ID
49	201643	18380	0.23%	5	3676.00	EGOV66-AS, RU
50	55644	18220	0.22%	93	195.91	VIL-AS-AP Vodafone Idea Ltd, IN
Total		2445241	30.03%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	25048	16641.3	0.61%	5	49924	DSNET DSNet, GB
2	63376	15607.5	0.38%	2	31215	TOUCHTONE-CUSTS, US
3	12220	13462.0	0.17%	1	13462	I-EVOLVE-TECHNOLOGY-SERVICES, US
4	24198	9514.5	0.23%	5	19029	DATAKOMNAP-AS-ID PT. Datakom Padma Jaya DatakomNAP, ID
5	28657	6937.0	0.17%	2	13874	MD Brasil - Tecnologia da Informacao Ltda, BR
6	135445	5197.7	0.19%	8	15593	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
7	50674	5023.0	0.06%	1	5023	SPBEX-AS, RU
8	397829	4890.0	0.06%	1	4890	SCC-INET-01, CA
9	7954	4352.7	0.16%	3	13058	IMMENSE-NETWORKS, US
10	396950	4253.0	0.05%	1	4253	COMSTBARTH-AS, FR
11	201643	3676.0	0.23%	5	18380	EGOV66-AS, RU
12	8987	3170.8	0.20%	95	15854	AMAZON EXPANSION, IE
13	268640	2946.5	0.22%	6	17679	M REGINA O DA SILVA LTDA, BR
14	886	2771.0	0.03%	1	2771	SBH-IX-SERVICES, FR
15	263069	2764.3	0.37%	11	30407	BRT Comercio de Produtos de Informatica LTDA, BR
16	17794	2763.4	0.44%	13	35924	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
17	32685	2439.0	0.03%	1	2439	AEG-VISION, US
18	29469	2397.0	0.03%	1	2397	GTU Khmelnitsky, Ukraine, UA
19	205900	2370.0	0.03%	1	2370	APC-SOLUTIONS, GB
20	13602	2271.0	0.03%	9	2271	I-EVOLVE-TECHNOLOGY-SERVICES-VTC, US
21	52752	2259.9	0.58%	23	47457	Vegas Telecom Informatica Ltda., BR
22	211865	2212.0	0.03%	1	2212	ASN-MONDOHITECH, IT
23	46453	2174.7	0.29%	12	23922	ABBOTT-AS46453, US
24	137258	2126.0	0.03%	1	2126	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
25	262401	2065.2	0.66%	26	53694	GSTN TELECOMUNICACOES LTDA, BR
26	136867	2040.0	0.08%	3	6120	IDNIC-TELKOMTELSTRA-AS-ID PT. Teltranet Aplikasi Solusi Telkomtelstra, ID
27	31104	1941.0	0.05%	2	3882	EVACY, FR
28	56639	1912.0	0.02%	1	1912	LNET-COM-UA-AS, UA
29	45494	1837.0	0.02%	1	1837	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
30	40138	1827.8	0.13%	12	10967	MDNET, US
31	139898	1682.0	0.02%	17	1682	DCL-AS-AP Digitec Communications Limited, PG
32	131872	1671.0	0.04%	2	3342	IITP-AS-KR IITP, KR
33	209181	1610.8	0.87%	44	70874	ZENEX5IVE-NL, GB
34	44472	1589.0	0.02%	5	1589	HOFSTAETTER-AS Hofstaetter IT GmbH, AT
35	13341	1471.2	0.09%	5	7356	TRANQUILITY, US
36	18610	1470.0	0.02%	1	1470	SEQUOIA-AS, US
37	208337	1332.2	0.07%	4	5329	TELEMANAPOLI, IT
38	133841	1321.2	0.08%	7	6606	IDOLA-BROADBAND-AS-ID INDONESIA BROADBAND ACCESS - ANYWHERE, ID
39	265626	1320.0	0.02%	1	1320	SITE TELECOM, MX
40	138118	1311.5	0.03%	2	2623	IDNIC-NETSENTRA-AS-ID PT Net Sentra Cyberindo, ID
41	328448	1244.0	0.02%	1	1244	Direction-Generale-Des-Impots-AS, BF
42	29382	1239.0	0.03%	2	2478	UKRINFOSYSTEMS-AS, UA
43	50848	1219.0	0.01%	2	1219	IRF-AS, UA
44	215385	1203.5	0.03%	2	2407	ASN-ALONET, IT
45	215706	1182.5	0.03%	2	2365	ASN-WIRITALY, IT
46	57285	1171.0	0.01%	1	1171	UKRINFOSYSTEMS-AS, UA
47	204318	1153.0	0.01%	1	1153	BGPTOOLS-QA, GB
48	216165	1134.0	0.01%	1	1134	HYPERNET, AM
49	139955	1120.2	0.08%	6	6721	DATAPRIME-AS-ID PT DATA PRIMA SOLUSINDO, ID
50	132751	1105.9	0.11%
Total		160394.3	7.18%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	140.174.37.0/24	31201	0.37%	63376 -- TOUCHTONE-CUSTS, US
2	168.0.128.0/22	30241	0.36%	263069 -- BRT Comercio de Produtos de Informatica LTDA, BR
3	38.224.214.0/24	27706	0.33%	174 -- COGENT-174, US
4	202.93.242.0/24	19026	0.23%	24198 -- DATAKOMNAP-AS-ID PT. Datakom Padma Jaya DatakomNAP, ID
5	185.68.100.0/22	18347	0.22%	201643 -- EGOV66-AS, RU
6	45.164.197.0/24	17383	0.21%	268640 -- M REGINA O DA SILVA LTDA, BR
7	223.196.5.0/24	17102	0.20%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
8	81.90.132.0/24	16656	0.20%	25048 -- DSNET DSNet, GB
9	81.90.139.0/24	16638	0.20%	25048 -- DSNET DSNet, GB
10	81.90.133.0/24	16630	0.20%	25048 -- DSNET DSNet, GB
11	189.76.66.0/23	15769	0.19%	52752 -- Vegas Telecom Informatica Ltda., BR
12	189.76.64.0/22	15703	0.19%	52752 -- Vegas Telecom Informatica Ltda., BR
13	189.76.64.0/23	15666	0.19%	52752 -- Vegas Telecom Informatica Ltda., BR
14	103.223.2.0/24	15543	0.19%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
15	202.181.232.0/23	14524	0.17%	7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
16	138.99.97.0/24	13862	0.17%	28657 -- MD Brasil - Tecnologia da Informacao Ltda, BR
17	130.137.231.0/24	13733	0.16%	16509 -- AMAZON-02, US
18	72.43.207.0/24	13462	0.16%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US
19	207.167.116.0/22	13054	0.16%	7954 -- IMMENSE-NETWORKS, US
20	202.45.88.0/24	12007	0.14%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
21	203.145.74.0/24	11991	0.14%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
22	130.36.216.0/22	11943	0.14%	46453 -- ABBOTT-AS46453, US
23	130.36.216.0/24	11924	0.14%	46453 -- ABBOTT-AS46453, US
24	203.145.78.0/24	11891	0.14%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
25	124.195.190.0/24	11563	0.14%	38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
26	144.105.10.0/24	10767	0.13%	367 -- DNIC-ASBLK-00306-00371, US
27	130.137.12.0/24	10174	0.12%	16509 -- AMAZON-02, US
28	130.137.108.0/24	9891	0.12%	16509 -- AMAZON-02, US
29	197.216.52.0/24	9303	0.11%	11259 -- ANGOLATELECOM, AO
30	130.137.227.0/24	9141	0.11%	16509 -- AMAZON-02, US
31	84.205.66.0/24	9121	0.11%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
32	130.137.111.0/24	9043	0.11%	16509 -- AMAZON-02, US
33	130.137.124.0/24	9025	0.11%	16509 -- AMAZON-02, US
34	130.137.28.0/24	8890	0.11%	16509 -- AMAZON-02, US
35	130.137.86.0/24	8785	0.10%	16509 -- AMAZON-02, US
36	130.137.147.0/24	8768	0.10%	16509 -- AMAZON-02, US
37	130.137.133.0/24	8708	0.10%	16509 -- AMAZON-02, US
38	130.137.150.0/24	8695	0.10%	16509 -- AMAZON-02, US
39	130.137.85.0/24	8669	0.10%	16509 -- AMAZON-02, US
40	130.137.26.0/24	8656	0.10%	16509 -- AMAZON-02, US
41	130.137.136.0/24	8650	0.10%	16509 -- AMAZON-02, US
42	130.137.99.0/24	8650	0.10%	16509 -- AMAZON-02, US
43	130.137.47.0/24	8628	0.10%	16509 -- AMAZON-02, US
44	130.137.127.0/24	8576	0.10%	16509 -- AMAZON-02, US
45	77.89.192.0/22	8542	0.10%	25454 -- ASN-OMD-FNO Orange Moldova Fixed Network Autonomous System, MD
46	130.137.16.0/24	8532	0.10%	16509 -- AMAZON-02, US
47	130.137.130.0/24	8450	0.10%	16509 -- AMAZON-02, US
48	130.137.140.0/24	8437	0.10%	16509 -- AMAZON-02, US
49	130.137.105.0/24	8431	0.10%	16509 -- AMAZON-02, US
50	130.137.81.0/24	8424	0.10%	16509 -- AMAZON-02, US
Total		636521	7.57%

14 Day BGP Profile: 9-April-2025 00:00 - 22-April-2025 23:59 (UTC+1000)

Number of BGP Update Messages:	20208004
Number of Prefix Updates:	8129815
Number of Prefix Withdrawals:	265170
Average Prefixes per BGP Update:	0.42
Average BGP Update Messages per second:	16.71
Average Prefix Updates per second:	6.94
Peak BGP Update Message Rate per second:	30031	(06:20:05 Mon, 14-Apr-2025)
Peak Prefix Update Rate per second:	1823	(05:15:45 Wed, 16-Apr-2025)
Peak Prefix Withdraw Rate per second:	17377	(04:23:20 Thu, 10-Apr-2025)
Prefix Count:	1019511
Updated Prefix Count:	656896
Stable Prefix Count:	362615
Origin AS Count:	76834
Updated Origin AS Count:	59099
Stable Origin AS Count:	17735
Unique Path Count:	542165
Updated Path Count:	397338
Stable Path Count:	144827

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.