The BGP Instability Report

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

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	16509	387330	4.01%	13782	28.10	AMAZON-02, US
2	8151	349785	3.62%	12320	28.39	UNINET, MX
3	398101	221431	2.29%	240	922.63	GO-DADDY-COM-LLC, US
4	26496	155509	1.61%	201	773.68	AS-26496-GO-DADDY-COM-LLC, US
5	4155	114762	1.19%	2865	40.06	USDA-1, US
6	37545	102447	1.06%	41	2498.71	BBSS, BI
7	150706	73916	0.77%	204	362.33	HKZTCL-AS-AP Hong Kong Zhengxing Technology Co., Ltd., HK
8	28135	69440	0.72%	68	1021.18	ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
9	9829	68243	0.71%	1833	37.23	BSNL-NIB National Internet Backbone, IN
10	197207	65316	0.68%	3505	18.64	MCCI-AS, IR
11	203214	59044	0.61%	853	69.22	HULUMTELE, IQ
12	17049	58208	0.60%	64	909.50	MBO-NET, US
13	12479	50973	0.53%	7721	6.60	UNI2-AS, ES
14	10620	46413	0.48%	3509	13.23	Telmex Colombia S.A., CO
15	58224	45799	0.47%	1173	39.04	TCI, IR
16	272809	42585	0.44%	234	181.99	THUNDERNET, C.A., VE
17	15964	39483	0.41%	151	261.48	CAMNET-AS, CM
18	17794	37360	0.39%	13	2873.85	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
19	207990	36716	0.38%	1235	29.73	HR-CUSTOMER, IN
20	367	36454	0.38%	2698	13.51	DNIC-ASBLK-00306-00371, US
21	36903	35743	0.37%	1249	28.62	MT-MPLS, MA
22	149038	34570	0.36%	2	17285.00	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
23	647	32477	0.34%	423	76.78	DNIC-ASBLK-00616-00665, US
24	36914	31736	0.33%	582	54.53	KENET-AS, KE
25	263069	31243	0.32%	11	2840.27	BRT Comercio de Produtos de Informatica LTDA, BR
26	63376	30610	0.32%	2	15305.00	TOUCHTONE-CUSTS, US
27	45899	29181	0.30%	3303	8.83	VNPT-AS-VN VNPT Corp, VN
28	34615	28757	0.30%	2	14378.50	UNIVERSAL-EXPORTS Universal Exports, CH
29	27773	27724	0.29%	535	51.82	MILLICOM CABLE EL SALVADOR S.A. DE C.V., SV
30	19429	26578	0.28%	703	37.81	ETB - Colombia, CO
31	5371	26010	0.27%	284	91.58	DNIC-ASBLK-05120-05376, US
32	25454	25827	0.27%	48	538.06	ASN-OMD-FNO Orange Moldova Fixed Network Autonomous System, MD
33	20473	25476	0.26%	1301	19.58	AS-VULTR, US
34	7552	25207	0.26%	3924	6.42	VIETEL-AS-AP Viettel Group, VN
35	27759	25179	0.26%	157	160.38	ACCESS HAITI S.A., HT
36	13188	25016	0.26%	1606	15.58	TRIOLAN, UA
37	44244	23999	0.25%	795	30.19	IRANCELL-AS, IR
38	29256	23768	0.25%	436	54.51	INT-PDN-STE-AS STE PDN Internal AS, SY
39	42337	23627	0.24%	686	34.44	RESPINA-AS, IR
40	8551	23510	0.24%	1629	14.43	BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
41	211306	23440	0.24%	14	1674.29	TREADSTONE-AS, RO
42	25184	22963	0.24%	230	99.84	AFRANET to AS62265 announce AS25184, IR
43	11259	22622	0.23%	84	269.31	ANGOLATELECOM, AO
44	36992	22094	0.23%	1434	15.41	ETISALAT-MISR, EG
45	8369	22049	0.23%	61	361.46	INTERSVYAZ-AS 38-B, Komsomolsky prospekt, RU
46	28657	21326	0.22%	2	10663.00	MD Brasil - Tecnologia da Informacao Ltda, BR
47	327798	21158	0.22%	16	1322.38	BERNET, BI
48	396982	21007	0.22%	3198	6.57	GOOGLE-CLOUD-PLATFORM, US
49	328866	20878	0.22%	27	773.26	NEWTELNET, CM
50	265566	20212	0.21%	5	4042.40	TELESISTEMAS PENINSULARES SA DE CV, MX
Total		2835201	29.38%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	149038	17285.0	0.36%	2	34570	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
2	63376	15305.0	0.32%	2	30610	TOUCHTONE-CUSTS, US
3	34615	14378.5	0.30%	2	28757	UNIVERSAL-EXPORTS Universal Exports, CH
4	138071	13729.0	0.14%	1	13729	IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
5	28657	10663.0	0.22%	2	21326	MD Brasil - Tecnologia da Informacao Ltda, BR
6	51408	6745.0	0.07%	1	6745	SIRIUS-AS, RU
7	329312	4908.0	0.05%	1	4908	Manano-Telecommunication-SARL, TD
8	396950	4760.0	0.05%	1	4760	COMSTBARTH-AS, FR
9	37462	4122.5	0.17%	4	16490	Prestabist, TD
10	265566	4042.4	0.21%	5	20212	TELESISTEMAS PENINSULARES SA DE CV, MX
11	7954	3604.0	0.11%	3	10812	IMMENSE-NETWORKS, US
12	265953	3100.8	0.13%	4	12403	INNOVA TECNOLOGIA E SERVICOS LTDA., BR
13	271482	3058.0	0.16%	5	15290	MEGA TELECOM FIBRA, BR
14	886	2878.0	0.03%	1	2878	SBH-IX-SERVICES, FR
15	17794	2873.8	0.39%	13	37360	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
16	263069	2840.3	0.32%	11	31243	BRT Comercio de Produtos de Informatica LTDA, BR
17	32685	2505.0	0.03%	1	2505	AEG-VISION, US
18	37545	2498.7	1.06%	41	102447	BBSS, BI
19	37336	2455.1	0.18%	7	17186	UCOM-WIC, BI
20	136103	2301.0	0.10%	4	9204	IDNIC-USM-AS-ID Universitas Semarang, ID
21	214294	2300.0	0.07%	4	6900	NOOBNET, GB
22	43206	2226.0	0.02%	1	2226	TNTU-AS, UA
23	327734	2209.0	0.02%	1	2209	ECONET, BI
24	271084	2135.2	0.09%	4	8541	TRYMNET PROVEDOR, BR
25	136867	2094.7	0.07%	3	6284	IDNIC-TELKOMTELSTRA-AS-ID PT. Teltranet Aplikasi Solusi Telkomtelstra, ID
26	265389	1938.0	0.02%	1	1938	PAY USE MULTIMIDIA LTDA, BR
27	13341	1854.2	0.08%	5	7417	TRANQUILITY, US
28	31104	1827.5	0.04%	2	3655	EVACY, FR
29	151528	1820.0	0.02%	1	1820	IDNIC-GETLINK-AS-ID PT Global Abadi Inti Nusantara, ID
30	211306	1674.3	0.24%	14	23440	TREADSTONE-AS, RO
31	56639	1633.0	0.02%	1	1633	LNET-COM-UA-AS, UA
32	137258	1589.0	0.02%	1	1589	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
33	328448	1570.0	0.02%	1	1570	Direction-Generale-Des-Impots-AS, BF
34	139981	1440.3	0.09%	6	8642	MENAKSOPAL-AS-ID PT. Menaksopal Link Nusantara, ID
35	209887	1432.3	0.04%	4	4297	BIESSE, IT
36	327798	1322.4	0.22%	16	21158	BERNET, BI
37	270168	1265.5	0.03%	2	2531	Alejandro Uballe Montoya, MX
38	329123	1214.0	0.01%	1	1214	RPNL1-AS, NG
39	28135	1157.3	0.72%	68	69440	ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
40	327730	1147.0	0.01%	1	1147	PPF, TZ
41	131578	1096.0	0.01%	1	1096	BFSUNET Beijing Foreign Studies University, CN
42	204318	994.0	0.01%	1	994	BGPTOOLS-QA, GB
43	141234	986.0	0.01%	1	986	BDTPL-AS-AP Big Data Technologies Pvt Ltd, PK
44	151632	981.5	0.02%	2	1963	WASN-AS-AP Web and Soft Network, BD
45	267660	981.0	0.05%	5	4905	T & S SERVICO DE COMUNICACAO MULTIMIDIA LTDA, BR
46	17049	938.8	0.60%	64	58208	MBO-NET, US
47	26496	936.8	1.61%	201	155509	AS-26496-GO-DADDY-COM-LLC, US
48	12654	932.0	0.18%	21	17708	RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
49	398101	922.6	2.29%	240	221431	GO-DADDY-COM-LLC, US
50	38501	919.5	0.02%
Total		167591	11.05%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	177.46.39.0/24	33708	0.34%	28135 -- ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
2	177.46.36.0/24	33691	0.34%	28135 -- ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR
3	168.0.128.0/22	31148	0.31%	263069 -- BRT Comercio de Produtos de Informatica LTDA, BR
4	140.174.37.0/24	30602	0.31%	63376 -- TOUCHTONE-CUSTS, US
5	181.233.80.0/22	29185	0.29%	268314 -- EWERTON DA SILVA LOPES TELECOMUNICACOES, BR 271482 -- MEGA TELECOM FIBRA, BR
6	77.89.192.0/22	24528	0.25%	25454 -- ASN-OMD-FNO Orange Moldova Fixed Network Autonomous System, MD
7	138.99.97.0/24	21306	0.21%	28657 -- MD Brasil - Tecnologia da Informacao Ltda, BR
8	45.172.92.0/22	20136	0.20%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
9	124.248.160.0/19	18424	0.18%	23673 -- ONLINE-AS Cogetel Online, Cambodia, ISP, KH
10	103.177.87.0/24	17286	0.17%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
11	103.177.86.0/24	17284	0.17%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
12	188.213.84.0/23	16228	0.16%	20473 -- AS-VULTR, US
13	197.216.59.0/24	15868	0.16%	11259 -- ANGOLATELECOM, AO
14	192.109.38.0/24	14379	0.14%	34615 -- UNIVERSAL-EXPORTS Universal Exports, CH
15	192.109.37.0/24	14378	0.14%	34615 -- UNIVERSAL-EXPORTS Universal Exports, CH
16	38.224.214.0/24	13847	0.14%	174 -- COGENT-174, US
17	103.123.24.0/23	13729	0.14%	138071 -- IDNIC-PEMPROV-KALTENG-AS-ID PEMERINTAH PROVINSI KALIMANTAN TENGAH, ID
18	124.195.190.0/24	13589	0.14%	38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
19	130.137.231.0/24	13112	0.13%	16509 -- AMAZON-02, US
20	186.83.117.0/24	13074	0.13%	10620 -- Telmex Colombia S.A., CO
21	202.45.88.0/24	12456	0.12%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
22	203.145.78.0/24	12451	0.12%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
23	203.145.74.0/24	12426	0.12%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
24	164.163.52.0/22	12311	0.12%	265953 -- INNOVA TECNOLOGIA E SERVICOS LTDA., BR
25	202.181.232.0/23	11977	0.12%	7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
26	207.167.116.0/22	10808	0.11%	7954 -- IMMENSE-NETWORKS, US
27	130.137.12.0/24	10550	0.11%	16509 -- AMAZON-02, US
28	84.205.66.0/24	10487	0.11%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
29	130.137.108.0/24	10417	0.10%	16509 -- AMAZON-02, US
30	193.10.255.0/24	8997	0.09%	2603 -- NORDUNET, DK
31	130.137.127.0/24	8808	0.09%	16509 -- AMAZON-02, US
32	130.137.130.0/24	8805	0.09%	16509 -- AMAZON-02, US
33	130.137.227.0/24	8783	0.09%	16509 -- AMAZON-02, US
34	130.137.140.0/24	8623	0.09%	16509 -- AMAZON-02, US
35	130.137.99.0/24	8567	0.09%	16509 -- AMAZON-02, US
36	130.137.124.0/24	8539	0.09%	16509 -- AMAZON-02, US
37	179.48.37.0/24	8455	0.08%	271084 -- TRYMNET PROVEDOR, BR
38	130.137.26.0/24	8454	0.08%	16509 -- AMAZON-02, US
39	130.137.28.0/24	8438	0.08%	16509 -- AMAZON-02, US
40	130.137.105.0/24	8410	0.08%	16509 -- AMAZON-02, US
41	130.137.111.0/24	8365	0.08%	16509 -- AMAZON-02, US
42	173.82.63.0/24	8345	0.08%	16509 -- AMAZON-02, US
43	173.82.108.0/24	8329	0.08%	16509 -- AMAZON-02, US
44	130.137.147.0/24	8316	0.08%	16509 -- AMAZON-02, US
45	173.82.67.0/24	8303	0.08%	16509 -- AMAZON-02, US
46	130.137.81.0/24	8196	0.08%	16509 -- AMAZON-02, US
47	130.137.16.0/24	8177	0.08%	16509 -- AMAZON-02, US
48	130.137.133.0/24	8163	0.08%	16509 -- AMAZON-02, US
49	130.137.86.0/24	8135	0.08%	16509 -- AMAZON-02, US
50	130.137.136.0/24	8128	0.08%	16509 -- AMAZON-02, US
Total		686721	6.83%

14 Day BGP Profile: 22-June-2025 00:00 - 5-July-2025 23:59 (UTC+1000)

Number of BGP Update Messages:	22091788
Number of Prefix Updates:	9658736
Number of Prefix Withdrawals:	313902
Average Prefixes per BGP Update:	0.45
Average BGP Update Messages per second:	18.26
Average Prefix Updates per second:	8.24
Peak BGP Update Message Rate per second:	66732	(03:09:15 Thu, 26-Jun-2025)
Peak Prefix Update Rate per second:	1125	(03:07:27 Sun, 29-Jun-2025)
Peak Prefix Withdraw Rate per second:	38457	(03:09:15 Thu, 26-Jun-2025)
Prefix Count:	1035326
Updated Prefix Count:	804925
Stable Prefix Count:	230401
Origin AS Count:	77050
Updated Origin AS Count:	63885
Stable Origin AS Count:	13165
Unique Path Count:	590809
Updated Path Count:	455766
Stable Path Count:	135043

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.