The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 26 April 2024 06:22 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	16509	275837	2.74%	10039	27.48	AMAZON-02, US
2	8151	214034	2.13%	12453	17.19	UNINET, MX
3	7552	152706	1.52%	3887	39.29	VIETEL-AS-AP Viettel Group, VN
4	45899	145560	1.45%	3293	44.20	VNPT-AS-VN VNPT Corp, VN
5	9829	121645	1.21%	1958	62.13	BSNL-NIB National Internet Backbone, IN
6	17794	108330	1.08%	13	8333.08	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
7	50010	83329	0.83%	629	132.48	NAWRAS-AS Sultanate of Oman, OM
8	36903	80860	0.80%	1249	64.74	MT-MPLS, MA
9	7713	80623	0.80%	3644	22.12	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
10	6057	76698	0.76%	578	132.70	Administracion Nacional de Telecomunicaciones, UY
11	13977	73276	0.73%	797	91.94	CTELCO, US
12	264496	66024	0.66%	23	2870.61	IR Tecnologia Fibralink, BR
13	9583	56593	0.56%	1840	30.76	SIFY-AS-IN Sify Limited, IN
14	29571	53280	0.53%	1210	44.03	ORANGE-COTE-IVOIRE, CI
15	39891	52911	0.53%	4758	11.12	ALJAWWALSTC-AS, SA
16	149038	47203	0.47%	2	23601.50	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
17	8376	44031	0.44%	776	56.74	Jordan Data Communications, JO
18	367	42024	0.42%	2997	14.02	DNIC-ASBLK-00306-00371, US
19	36914	37620	0.37%	499	75.39	KENET-AS, KE
20	19901	37430	0.37%	865	43.27	BRSPD-PUBLIC, US
21	19429	36311	0.36%	1232	29.47	ETB - Colombia, CO
22	17488	35592	0.35%	1265	28.14	HATHWAY-NET-AP Hathway IP Over Cable Internet, IN
23	18403	34977	0.35%	4692	7.45	FPT-AS-AP FPT Telecom Company, VN
24	55836	34180	0.34%	905	37.77	RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
25	8452	33542	0.33%	2508	13.37	TE-AS TE-AS, EG
26	4538	33490	0.33%	5002	6.70	ERX-CERNET-BKB China Education and Research Network Center, CN
27	44559	32818	0.33%	1296	25.32	ITHOSTLINE, CY
28	58224	32768	0.33%	1372	23.88	TCI, IR
29	44244	32115	0.32%	379	84.74	IRANCELL-AS, IR
30	399077	31704	0.32%	522	60.74	TERAEXCH, US
31	39855	31423	0.31%	550	57.13	MOD-EU, US
32	265566	30293	0.30%	5	6058.60	TELESISTEMAS PENINSULARES SA DE CV, MX
33	8551	30220	0.30%	3340	9.05	BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbone, IL
34	137951	29690	0.30%	98	302.96	ASLINE-AS-AP ASLINE LIMITED, HK
35	36873	28706	0.29%	372	77.17	VNL1-AS, NG
36	28202	27923	0.28%	1139	24.52	Rede Brasileira de Comunicacao SA, BR
37	12684	27798	0.28%	149	186.56	SES-LUX-AS, LU
38	29465	27780	0.28%	489	56.81	VCG-AS, NG
39	647	26651	0.26%	397	67.13	DNIC-ASBLK-00616-00665, US
40	17501	26051	0.26%	215	121.17	WLINK-NEPAL-AS-AP WorldLink Communications Pvt Ltd, NP
41	136103	25513	0.25%	4	6378.25	IDNIC-USM-AS-ID Universitas Semarang, ID
42	20940	25488	0.25%	3949	6.45	AKAMAI-ASN1, NL
43	16625	24424	0.24%	3176	7.69	AKAMAI-AS, US
44	4755	24031	0.24%	2205	10.90	TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN
45	197207	23860	0.24%	773	30.87	MCCI-AS, IR
46	31549	23821	0.24%	236	100.94	RASANA, IR
47	42337	22990	0.23%	678	33.91	RESPINA-AS, IR
48	9341	22950	0.23%	475	48.32	ICONPLN-ID-AP-ISP PT INDONESIA COMNETS PLUS, ID
49	38266	22621	0.22%	808	28.00	VIL-AS-AP Vodafone Idea Ltd, IN
50	6713	22368	0.22%	558	40.09	IAM-AS, MA
Total		2712112	26.98%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	17794	27082.5	1.08%	13	108330	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2	149038	23601.5	0.47%	2	47203	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
3	266407	18454.0	0.18%	1	18454	ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
4	26405	12919.0	0.13%	11	12919	HDCS, US
5	7954	12917.0	0.13%	3	12917	IMMENSE-NETWORKS, US
6	150180	8424.0	0.17%	2	16848	AFRENIT-AS-AP AFREN IT, BD
7	47855	8323.0	0.08%	1	8323	PRIME Moscow branch, RU
8	265566	7573.2	0.30%	5	30293	TELESISTEMAS PENINSULARES SA DE CV, MX
9	50674	6460.0	0.06%	1	6460	SPBEX-AS, RU
10	136103	6378.2	0.25%	4	25513	IDNIC-USM-AS-ID Universitas Semarang, ID
11	209887	3863.0	0.04%	4	3863	BIESSE, IT
12	27418	3654.0	0.07%	2	7308	OOW-INC, US
13	140415	3608.5	0.07%	2	7217	IDNIC-JMTO-AS-ID PT JASAMARGA TOLLROAD OPERATOR, ID
14	269485	3595.0	0.18%	5	17975	JRNETWORKS Telecom, BR
15	28657	3466.0	0.07%	2	6932	MD Brasil - Tecnologia da Informacao Ltda, BR
16	149588	3075.0	0.09%	3	9225	OMSAITECH-AS-IN Om Sai Technnologies, IN
17	329017	2875.0	0.03%	1	2875	RAGA-NET, CD
18	264496	2870.6	0.66%	23	66024	IR Tecnologia Fibralink, BR
19	139386	2835.0	0.03%	3	2835	IDNIC-NSR-CINEMA21-AS-ID PT Nusantara Sejahtera Raya, ID
20	269232	2814.2	0.14%	5	14071	ON SOLUCOES EM CONEXAO LTDA, BR
21	2603	2769.0	0.03%	11	2769	NORDUNET, DK
22	62931	2689.5	0.05%	2	5379	PLAZA-LAS-AMERICAS, PR
23	209856	2657.0	0.05%	2	5314	SOFT-TEHNICA, RO
24	2046	2636.6	0.21%	8	21093	DNIC-AS-02046, US
25	135963	2466.5	0.05%	2	4933	MOLISA-AS-VN Information Center - Ministry of Labour - Invalids and Social Affairs, VN
26	137258	2316.0	0.02%	1	2316	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
27	135445	2221.0	0.15%	14	15547	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
28	150523	2165.0	0.06%	3	6495	IDNIC-IDE-AS-ID PT Ide Digital Inovatif, ID
29	212948	2066.0	0.02%	1	2066	NIRVANET-AS Nirvanet Network, FR
30	39997	1677.5	0.03%	2	3355	GLIC, US
31	45494	1651.0	0.02%	1	1651	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
32	13341	1647.5	0.07%	5	6590	TRANQUILITY, US
33	8053	1603.5	0.21%	20	20845	IFX Networks Venezuela C.A., VE
34	7602	1596.9	0.16%	172	15969	SPT-AS-VN Sai gon Postel Corporation, VN
35	327806	1508.0	0.03%	2	3016	CNTI-AS, AO
36	44432	1403.5	0.03%	2	2807	RACKBONE, CH
37	149614	1331.0	0.01%	1	1331	TSIIPL-AS-IN TRANSACTION SOLUTIONS INTERNATIONAL INDIA PRIVATE LIMITED, IN
38	202008	1314.0	0.01%	1	1314	DATEK-INST, NO
39	62308	1290.0	0.03%	2	2580	BIBUSMENOS-AS, PL
40	56639	1262.5	0.03%	2	2525	LNET-COM-UA-AS, UA
41	268817	1173.2	0.06%	7	5866	Acelara Telecom, BR
42	139456	1140.0	0.15%	13	14820	IDNIC-NSR-DEWAWEB-AS-ID PT DEWAWEB, ID
43	132829	1107.6	0.20%	23	19936	NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
44	52532	1090.4	0.15%	14	15265	Speednet Telecomunicacoes Ltda ME, BR
45	328264	1073.0	0.01%	1	1073	UPSA-AS, GH
46	18630	1072.5	0.02%	2	2145	RIDLEYSD-NET, US
47	47434	1054.5	0.02%	2	2109	FORTUNE-AS, UA
48	18812	1049.0	0.01%	2	1049	NEWWAVECOMM, US
49	328076	1039.5	0.02%	2	2079	University-of-Mines-and-Technology, GH
50	216155	947.5	0.02%
Total		213807.9	6.16%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	203.145.74.0/24	36118	0.35%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2	203.145.78.0/24	36108	0.35%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
3	202.45.88.0/24	36103	0.35%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4	143.255.204.0/22	32979	0.32%	264496 -- IR Tecnologia Fibralink, BR
5	177.55.65.0/24	32961	0.32%	264496 -- IR Tecnologia Fibralink, BR
6	45.172.92.0/22	30278	0.29%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
7	66.133.36.0/24	25977	0.25%	12684 -- SES-LUX-AS, LU
8	103.177.87.0/24	23610	0.23%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
9	103.177.86.0/24	23593	0.23%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
10	103.248.132.0/22	19868	0.19%	132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
11	170.238.225.0/24	18454	0.18%	266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
12	103.223.2.0/24	15345	0.15%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
13	143.255.59.0/24	15256	0.15%	33182 -- DIMENOC, US
14	200.192.151.0/24	14803	0.14%	28572 -- Apoiocom Digital Ltda - EPP, BR 52532 -- Speednet Telecomunicacoes Ltda ME, BR
15	177.137.17.0/24	14500	0.14%	53225 -- IPGLOBE INTERNET LTDA, BR
16	45.182.135.0/24	14067	0.14%	269232 -- ON SOLUCOES EM CONEXAO LTDA, BR
17	130.137.230.0/24	13054	0.13%	16509 -- AMAZON-02, US
18	67.211.53.0/24	12919	0.12%	26405 -- HDCS, US
19	207.167.116.0/22	12917	0.12%	7954 -- IMMENSE-NETWORKS, US
20	107.154.97.0/24	12659	0.12%	19551 -- INCAPSULA, US
21	41.222.147.0/24	12182	0.12%	25163 -- NG-NIGERIA-AS, NG
22	185.32.70.0/24	12005	0.12%	51269 -- HEXATOM, FR
23	45.187.202.0/23	11664	0.11%	269485 -- JRNETWORKS Telecom, BR 271657 -- Iran Telecom, BR
24	216.120.170.0/23	10975	0.11%	16696 -- ITELNETWORKS, CA
25	216.120.204.0/23	10913	0.11%	16696 -- ITELNETWORKS, CA
26	130.137.12.0/24	10632	0.10%	16509 -- AMAZON-02, US
27	209.22.67.0/24	10550	0.10%	2046 -- DNIC-AS-02046, US
28	209.22.66.0/24	10530	0.10%	2046 -- DNIC-AS-02046, US
29	181.225.48.0/24	10440	0.10%	8053 -- IFX Networks Venezuela C.A., VE
30	181.225.43.0/24	10374	0.10%	8053 -- IFX Networks Venezuela C.A., VE
31	189.113.61.0/24	9594	0.09%	262727 -- AtualNet Provedor de Internet Ltda, BR
32	130.137.108.0/24	9292	0.09%	16509 -- AMAZON-02, US
33	103.190.26.0/23	9196	0.09%	149588 -- OMSAITECH-AS-IN Om Sai Technnologies, IN
34	186.170.29.0/24	9175	0.09%	3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
35	137.227.74.0/24	9018	0.09%	22284 -- AS22284-DOI-OPS, US
36	41.209.0.0/18	8966	0.09%	9129 -- KE-NET2000, ZA
37	84.205.66.0/24	8867	0.09%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
38	130.174.34.0/24	8700	0.08%	3360 -- DXC-AS3360, US
39	130.137.227.0/24	8646	0.08%	16509 -- AMAZON-02, US
40	130.137.111.0/24	8541	0.08%	16509 -- AMAZON-02, US
41	103.90.210.0/24	8501	0.08%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
42	103.134.215.0/24	8501	0.08%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
43	103.134.212.0/24	8501	0.08%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
44	130.137.127.0/24	8464	0.08%	16509 -- AMAZON-02, US
45	130.137.105.0/24	8459	0.08%	16509 -- AMAZON-02, US
46	130.137.219.0/24	8454	0.08%	16509 -- AMAZON-02, US
47	103.209.92.0/24	8431	0.08%	150180 -- AFRENIT-AS-AP AFREN IT, BD
48	103.209.93.0/24	8417	0.08%	150180 -- AFRENIT-AS-AP AFREN IT, BD
49	130.137.26.0/24	8407	0.08%	16509 -- AMAZON-02, US
50	130.137.99.0/24	8400	0.08%	16509 -- AMAZON-02, US
Total		726364	7.01%

14 Day BGP Profile: 12-April-2024 00:00 - 25-April-2024 23:59 (UTC+1000)

Number of BGP Update Messages:	24014122
Number of Prefix Updates:	10057527
Number of Prefix Withdrawals:	290732
Average Prefixes per BGP Update:	0.43
Average BGP Update Messages per second:	19.85
Average Prefix Updates per second:	8.56
Peak BGP Update Message Rate per second:	25612	(07:24:57 Fri, 19-Apr-2024)
Peak Prefix Update Rate per second:	2022	(05:18:39 Sat, 20-Apr-2024)
Peak Prefix Withdraw Rate per second:	12268	(20:15:43 Sun, 21-Apr-2024)
Prefix Count:	988119
Updated Prefix Count:	614527
Stable Prefix Count:	373592
Origin AS Count:	75805
Updated Origin AS Count:	58193
Stable Origin AS Count:	17612
Unique Path Count:	558098
Updated Path Count:	417060
Stable Path Count:	141038

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.