The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 22 September 2023 06:22 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	16509	273738	3.04%	9218	29.70	AMAZON-02, US
2	8151	229882	2.55%	11854	19.39	UNINET, MX
3	9829	109064	1.21%	1936	56.33	BSNL-NIB National Internet Backbone, IN
4	55933	86530	0.96%	552	156.76	CLOUDIE-AS-AP Cloudie Limited, HK
5	19429	63428	0.70%	687	92.33	ETB - Colombia, CO
6	17794	61671	0.68%	14	4405.07	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
7	56971	59730	0.66%	49	1218.98	CLOUDBACKBONE, HK
8	45899	54685	0.61%	3333	16.41	VNPT-AS-VN VNPT Corp, VN
9	647	54016	0.60%	360	150.04	DNIC-ASBLK-00616-00665, US
10	7552	52690	0.58%	3598	14.64	VIETEL-AS-AP Viettel Group, VN
11	58224	52225	0.58%	1758	29.71	TCI, IR
12	203214	50371	0.56%	1027	49.05	HULUMTELE, IQ
13	149038	42363	0.47%	2	21181.50	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
14	8048	39750	0.44%	470	84.57	CANTV Servicios, Venezuela, VE
15	4538	39426	0.44%	5007	7.87	ERX-CERNET-BKB China Education and Research Network Center, CN
16	8452	36785	0.41%	2506	14.68	TE-AS TE-AS, EG
17	10620	36205	0.40%	3544	10.22	Telmex Colombia S.A., CO
18	24835	34981	0.39%	1549	22.58	RAYA-AS, EG
19	264496	34560	0.38%	20	1728.00	IR Tecnologia Fibralink, BR
20	269285	33592	0.37%	5	6718.40	Pronetech Fibra, BR
21	39855	32871	0.36%	587	56.00	MOD-EU, US
22	1734	32672	0.36%	3	10890.67	ROP-COCA-AS01, US
23	270598	32656	0.36%	6	5442.67	FUSION INTERNET WIFI LTDA, BR
24	266407	32449	0.36%	1	32449.00	ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
25	265566	32069	0.36%	4	8017.25	TELESISTEMAS PENINSULARES SA DE CV, MX
26	367	31950	0.35%	3227	9.90	DNIC-ASBLK-00306-00371, US
27	15399	31850	0.35%	550	57.91	WANANCHI-, KE
28	24863	30291	0.34%	1724	17.57	LINKdotNET-AS, EG
29	132829	29901	0.33%	26	1150.04	NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
30	9129	28799	0.32%	68	423.51	KE-NET2000, ZA
31	35041	28589	0.32%	252	113.45	NET-BINERO-STHLM1, SE
32	4755	28559	0.32%	2191	13.03	TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN
33	11830	28239	0.31%	2003	14.10	Instituto Costarricense de Electricidad y Telecom., CR
34	39997	28068	0.31%	2	14034.00	GLIC, US
35	8053	27339	0.30%	36	759.42	IFX Networks Venezuela C.A., VE
36	64267	26306	0.29%	438	60.06	AS-SPRIO, US
37	5371	25447	0.28%	231	110.16	DNIC-ASBLK-05120-05376, US
38	136897	25258	0.28%	66	382.70	ENJOYVC-AS-AP Enjoyvc Cloud Group Limited., HK
39	2907	24292	0.27%	594	40.90	SINET-AS Research Organization of Information and Systems, National Institute of Informatics, JP
40	18403	23757	0.26%	4377	5.43	FPT-AS-AP FPT Telecom Company, VN
41	262287	23615	0.26%	211	111.92	Latitude.sh LTDA, BR
42	9009	23157	0.26%	2766	8.37	M247, RO
43	44244	22560	0.25%	394	57.26	IRANCELL-AS, IR
44	197207	22156	0.25%	759	29.19	MCCI-AS, IR
45	7713	21953	0.24%	3604	6.09	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
46	28124	21939	0.24%	29	756.52	UFINET BRASIL S.A., BR
47	2046	21783	0.24%	8	2722.88	DNIC-AS-02046, US
48	39891	21719	0.24%	4897	4.44	ALJAWWALSTC-AS, SA
49	9318	21672	0.24%	668	32.44	SKB-AS SK Broadband Co Ltd, KR
50	8551	21214	0.24%	3470	6.11	BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
Total		2248822	24.92%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	269285	33592.0	0.37%	5	33592	Pronetech Fibra, BR
2	266407	32449.0	0.36%	1	32449	ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
3	149038	21181.5	0.47%	2	42363	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
4	270142	18436.0	0.20%	1	18436	Castor Networks Mexico, MX
5	17794	15417.8	0.68%	14	61671	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
6	39997	14034.0	0.31%	2	28068	GLIC, US
7	1734	10890.7	0.36%	3	32672	ROP-COCA-AS01, US
8	47855	10383.0	0.12%	1	10383	PRIME Moscow branch, RU
9	209165	10198.0	0.11%	1	10198	PLXN, KR
10	50276	8272.5	0.18%	2	16545	MUCTR, RU
11	265566	8017.2	0.36%	4	32069	TELESISTEMAS PENINSULARES SA DE CV, MX
12	1770	6872.5	0.15%	2	13745	RINGSTADAS Ringstad Consulting AS, EU
13	40490	6265.0	0.07%	3	6265	AS-AFILIAS, US
14	209856	6009.0	0.13%	2	12018	SOFT-TEHNICA, RO
15	270598	5442.7	0.36%	6	32656	FUSION INTERNET WIFI LTDA, BR
16	398369	5350.0	0.06%	1	5350	SCHOF-164-1, US
17	199834	3913.0	0.04%	1	3913	IPSOLUS, SC
18	48090	3852.5	0.09%	2	7705	PPTECHNOLOGY, GB
19	50674	3757.0	0.04%	1	3757	SPBEX-AS, RU
20	9423	3743.0	0.04%	1	3743	SERVERKINGIOLLC-AS-AP ServerKing.io, LLC, US
21	211177	3591.0	0.04%	1	3591	MET-PIT-EN-CO-BV, NL
22	57717	3321.8	0.22%	6	19931	FBX-AS, NL
23	139386	3119.0	0.03%	3	3119	IDNIC-NSR-CINEMA21-AS-ID PT Nusantara Sejahtera Raya, ID
24	2046	2722.9	0.24%	8	21783	DNIC-AS-02046, US
25	44472	2528.0	0.03%	3	2528	HOFSTAETTER-AS Hofstaetter IT GmbH, AT
26	10671	2514.0	0.06%	5	5028	Comision Nacional de Actividades Espaciales, AR
27	136103	2271.8	0.10%	4	9087	IDNIC-USM-AS-ID Universitas Semarang, ID
28	200818	2207.7	0.07%	6	6623	CONNEXTRA, IT
29	135445	2135.4	0.17%	15	14948	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
30	151502	2017.0	0.02%	1	2017	IDNIC-DISKOMINFO-KOTIM-AS-ID Dinas Komunikasi dan Informatika Kabupaten Kotawaringin Timur, ID
31	138540	1974.0	0.02%	2	1974	INSULARLIFE-AS-AP The Insular Life Assurance Company, Ltd., PH
32	266995	1924.3	0.06%	3	5773	Evox Telecom LTDA - ME, BR
33	53108	1789.9	0.14%	7	12529	UFINET BRASIL S.A., BR
34	264496	1728.0	0.38%	20	34560	IR Tecnologia Fibralink, BR
35	397267	1716.0	0.02%	1	1716	MURATA-MEHQ, US
36	58698	1688.4	0.13%	7	11819	UOW-AU 1 northfields av, AU
37	4324	1582.0	0.11%	6	9492	WHC-NET, US
38	26405	1578.4	0.23%	14	20519	HDCS, US
39	45494	1546.0	0.02%	1	1546	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
40	56971	1531.5	0.66%	49	59730	CLOUDBACKBONE, HK
41	13341	1500.8	0.08%	5	7504	TRANQUILITY, US
42	27963	1438.0	0.05%	3	4314	Anglo American Chile, CL
43	204072	1405.0	0.02%	1	1405	QUICKPORT, EE
44	271881	1393.0	0.02%	1	1393	IMPULSAR SOLUCIONES INTEGRALES SAS, AR
45	28650	1301.3	0.04%	3	3904	Lojas Simonetti Ltda, BR
46	132829	1245.9	0.33%	26	29901	NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
47	263652	1225.2	0.05%	4	4901	MAP Tecnologia Ltda, BR
48	135963	1160.0	0.01%	2	1160	MOLISA-AS-VN Information Center - Ministry of Labour - Invalids and Social Affairs, VN
49	136940	1156.5	0.03%	2	2313	COMSATLTD-AS-AP ComSat Ltd, PG
50	197987	1155.0	0.01%
Total		284544.2	7.89%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	143.255.204.0/22	34362	0.37%	264496 -- IR Tecnologia Fibralink, BR
2	45.182.52.0/22	33592	0.36%	269285 -- Pronetech Fibra, BR
3	192.124.40.0/23	32615	0.35%	1734 -- ROP-COCA-AS01, US
4	186.219.224.0/22	32530	0.35%	270598 -- FUSION INTERNET WIFI LTDA, BR
5	170.238.225.0/24	32449	0.35%	266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
6	45.172.92.0/22	32029	0.34%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
7	103.248.132.0/22	29724	0.32%	132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
8	41.209.0.0/18	27445	0.29%	9129 -- KE-NET2000, ZA
9	23.236.64.0/24	24832	0.27%	136897 -- ENJOYVC-AS-AP Enjoyvc Cloud Group Limited., HK
10	103.177.86.0/24	21251	0.23%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
11	103.177.87.0/24	21112	0.23%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
12	203.145.78.0/24	20573	0.22%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
13	203.145.74.0/24	20559	0.22%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
14	202.45.88.0/24	20530	0.22%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
15	67.211.53.0/24	20436	0.22%	26405 -- HDCS, US
16	64.86.234.0/24	18724	0.20%	40009 -- BITGRAVITY, US
17	45.183.178.0/24	18436	0.20%	270142 -- Castor Networks Mexico, MX
18	103.223.2.0/24	14856	0.16%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
19	63.88.174.0/24	14047	0.15%	39997 -- GLIC, US
20	63.72.235.0/24	14021	0.15%	39997 -- GLIC, US
21	181.225.48.0/24	12141	0.13%	8053 -- IFX Networks Venezuela C.A., VE
22	181.225.43.0/24	12018	0.13%	8053 -- IFX Networks Venezuela C.A., VE
23	176.124.58.0/24	12014	0.13%	209856 -- SOFT-TEHNICA, RO
24	192.131.251.0/24	11807	0.13%	58698 -- UOW-AU 1 northfields av, AU
25	202.253.88.0/22	11568	0.12%	2907 -- SINET-AS Research Organization of Information and Systems, National Institute of Informatics, JP
26	133.37.0.0/16	10909	0.12%	2907 -- SINET-AS Research Organization of Information and Systems, National Institute of Informatics, JP
27	209.22.67.0/24	10879	0.12%	2046 -- DNIC-AS-02046, US
28	209.22.66.0/24	10875	0.12%	2046 -- DNIC-AS-02046, US
29	199.192.180.0/22	10716	0.12%	20101 -- MICHWAVE, US
30	130.137.12.0/24	10481	0.11%	16509 -- AMAZON-02, US
31	185.18.201.0/24	10383	0.11%	47855 -- PRIME Moscow branch, RU
32	165.140.22.0/24	10198	0.11%	209165 -- PLXN, KR
33	186.170.29.0/24	9349	0.10%	3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
34	130.137.108.0/24	9253	0.10%	16509 -- AMAZON-02, US
35	130.137.124.0/24	9147	0.10%	16509 -- AMAZON-02, US
36	130.137.227.0/24	9110	0.10%	16509 -- AMAZON-02, US
37	130.137.111.0/24	9061	0.10%	16509 -- AMAZON-02, US
38	130.137.28.0/24	8975	0.10%	16509 -- AMAZON-02, US
39	207.244.192.0/22	8884	0.10%	6428 -- CDM, US
40	130.137.85.0/24	8714	0.09%	16509 -- AMAZON-02, US
41	130.137.16.0/24	8713	0.09%	16509 -- AMAZON-02, US
42	130.137.147.0/24	8693	0.09%	16509 -- AMAZON-02, US
43	130.137.150.0/24	8573	0.09%	16509 -- AMAZON-02, US
44	130.137.136.0/24	8531	0.09%	16509 -- AMAZON-02, US
45	130.137.133.0/24	8517	0.09%	16509 -- AMAZON-02, US
46	102.69.52.0/22	8516	0.09%	37284 -- Aljeel-net, LY
47	130.137.81.0/24	8498	0.09%	16509 -- AMAZON-02, US
48	130.137.47.0/24	8440	0.09%	16509 -- AMAZON-02, US
49	130.137.86.0/24	8425	0.09%	16509 -- AMAZON-02, US
50	130.137.105.0/24	8377	0.09%	16509 -- AMAZON-02, US
Total		775888	8.34%

14 Day BGP Profile: 8-September-2023 00:00 - 21-September-2023 23:59 (UTC+1000)

Number of BGP Update Messages:	23391030
Number of Prefix Updates:	9008918
Number of Prefix Withdrawals:	300365
Average Prefixes per BGP Update:	0.40
Average BGP Update Messages per second:	19.34
Average Prefix Updates per second:	7.70
Peak BGP Update Message Rate per second:	28934	(02:14:27 Sun, 17-Sep-2023)
Peak Prefix Update Rate per second:	1043	(08:39:05 Thu, 14-Sep-2023)
Peak Prefix Withdraw Rate per second:	14314	(02:14:28 Sun, 17-Sep-2023)
Prefix Count:	951304
Updated Prefix Count:	672774
Stable Prefix Count:	278530
Origin AS Count:	74878
Updated Origin AS Count:	62756
Stable Origin AS Count:	12122
Unique Path Count:	540947
Updated Path Count:	411985
Stable Path Count:	128962

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.