The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 16 May 2024 06:26 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	39891	393076	3.07%	4758	82.61	ALJAWWALSTC-AS, SA
2	16509	299852	2.34%	10055	29.82	AMAZON-02, US
3	8151	256173	2.00%	12374	20.70	UNINET, MX
4	7552	248467	1.94%	3937	63.11	VIETEL-AS-AP Viettel Group, VN
5	17794	108919	0.85%	13	8378.38	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
6	9829	108427	0.85%	1977	54.84	BSNL-NIB National Internet Backbone, IN
7	36903	106727	0.83%	1249	85.45	MT-MPLS, MA
8	45899	102671	0.80%	3294	31.17	VNPT-AS-VN VNPT Corp, VN
9	44244	97492	0.76%	379	257.23	IRANCELL-AS, IR
10	20940	86181	0.67%	3917	22.00	AKAMAI-ASN1, NL
11	4538	81874	0.64%	5084	16.10	ERX-CERNET-BKB China Education and Research Network Center, CN
12	6057	80762	0.63%	578	139.73	Administracion Nacional de Telecomunicaciones, UY
13	9155	79483	0.62%	432	183.99	QNET Kuwait, KW
14	264496	66942	0.52%	26	2574.69	IR Tecnologia Fibralink, BR
15	9583	58024	0.45%	1840	31.53	SIFY-AS-IN Sify Limited, IN
16	367	56926	0.44%	3021	18.84	DNIC-ASBLK-00306-00371, US
17	8376	49183	0.38%	767	64.12	Jordan Data Communications, JO
18	58224	47090	0.37%	1465	32.14	TCI, IR
19	10620	47088	0.37%	3528	13.35	Telmex Colombia S.A., CO
20	149038	47035	0.37%	2	23517.50	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
21	25019	46993	0.37%	852	55.16	SAUDINETSTC-AS, SA
22	26615	45021	0.35%	1072	42.00	TIM SA, BR
23	51375	44782	0.35%	333	134.48	VIVA, BH
24	22773	41837	0.33%	3567	11.73	ASN-CXA-ALL-CCI-22773-RDC, US
25	18403	41716	0.33%	4697	8.88	FPT-AS-AP FPT Telecom Company, VN
26	7713	40625	0.32%	3603	11.28	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
27	12479	39726	0.31%	7783	5.10	UNI2-AS, ES
28	262589	38325	0.30%	309	124.03	INTERNEXA Brasil Operadora de Telecomunicacoes S.A, BR
29	36914	37876	0.30%	549	68.99	KENET-AS, KE
30	12684	36932	0.29%	149	247.87	SES-LUX-AS, LU
31	9318	36791	0.29%	741	49.65	SKB-AS SK Broadband Co Ltd, KR
32	25576	35985	0.28%	41	877.68	AFMIC, EG
33	39855	35940	0.28%	555	64.76	MOD-EU, US
34	29060	35344	0.28%	33	1071.03	ALKIM-AS Ankara Turkiye, TR
35	13335	35274	0.28%	2011	17.54	CLOUDFLARENET, US
36	647	33746	0.26%	401	84.15	DNIC-ASBLK-00616-00665, US
37	399077	33702	0.26%	522	64.56	TERAEXCH, US
38	16625	33658	0.26%	3200	10.52	AKAMAI-AS, US
39	45271	33317	0.26%	926	35.98	ICLNET-AS-AP Idea Cellular Limited, IN
40	21826	33297	0.26%	791	42.09	Corporacion Telemic C.A., VE
41	17488	33297	0.26%	1267	26.28	HATHWAY-NET-AP Hathway IP Over Cable Internet, IN
42	9009	31253	0.24%	3365	9.29	M247, RO
43	210656	30870	0.24%	1	30870.00	YACLOUDBMS, RU
44	203214	30103	0.24%	992	30.35	HULUMTELE, IQ
45	33765	29990	0.23%	151	198.61	TTCLDATA, TZ
46	265566	29850	0.23%	5	5970.00	TELESISTEMAS PENINSULARES SA DE CV, MX
47	55836	29468	0.23%	895	32.93	RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
48	47589	29122	0.23%	200	145.61	KTC3G, KW
49	28201	28073	0.22%	217	129.37	Companhia Itabirana Telecomunicacoes Ltda, BR
50	24086	27817	0.22%	301	92.42	VIETTEL-AS-VN Viettel Corporation, VN
Total		3483122	27.20%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	17794	36306.3	0.85%	13	108919	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2	210656	30870.0	0.24%	1	30870	YACLOUDBMS, RU
3	149038	23517.5	0.37%	2	47035	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
4	266407	20277.0	0.16%	1	20277	ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
5	399897	17095.0	0.13%	1	17095	FULLSPANSOLUTIONS-AS01, US
6	150180	12891.0	0.20%	2	25782	AFRENIT-AS-AP AFREN IT, BD
7	47855	9783.0	0.08%	1	9783	PRIME Moscow branch, RU
8	328413	9369.5	0.15%	2	18739	-Reserved AS-, ZZ
9	149588	8231.0	0.06%	3	8231	OMSAITECH-AS-IN Om Sai Technnologies, IN
10	50674	6408.0	0.05%	1	6408	SPBEX-AS, RU
11	136103	6372.2	0.20%	4	25489	IDNIC-USM-AS-ID Universitas Semarang, ID
12	265566	5970.0	0.23%	5	29850	TELESISTEMAS PENINSULARES SA DE CV, MX
13	45494	4892.0	0.04%	1	4892	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
14	7954	4523.7	0.11%	3	13571	IMMENSE-NETWORKS, US
15	268817	4175.2	0.20%	7	25051	Acelara Telecom, BR
16	13341	3473.5	0.05%	5	6947	TRANQUILITY, US
17	28657	3111.5	0.05%	2	6223	MD Brasil - Tecnologia da Informacao Ltda, BR
18	37442	3092.0	0.15%	6	18552	-Reserved AS-, ZZ
19	26405	2932.2	0.11%	14	14661	HDCS, US
20	264496	2574.7	0.52%	26	66942	IR Tecnologia Fibralink, BR
21	137258	2573.0	0.02%	1	2573	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
22	2046	2538.0	0.16%	8	20304	DNIC-AS-02046, US
23	150056	2507.2	0.08%	4	10029	MVNTELE-AS-IN MVN TELE NETWORKS PRIVATE LIMITED, IN
24	62861	2136.7	0.10%	6	12820	RAYCOM-MEDIA-RSA, US
25	23026	2116.5	0.03%	2	4233	SETEC-ASTRONOMY, US
26	22500	1836.5	0.03%	2	3673	MAW-INTF-WORLD, US
27	132829	1741.4	0.20%	23	26121	NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
28	270907	1638.9	0.09%	7	11472	PLAY SERVICO DE VALOR AGREGADO LTDA, BR
29	150743	1609.0	0.01%	1	1609	PSADIPL-AS-AP Precisely Software and Data India Pvt. Ltd., IN
30	47434	1557.5	0.02%	2	3115	FORTUNE-AS, UA
31	209856	1544.0	0.02%	2	3088	SOFT-TEHNICA, RO
32	209887	1424.5	0.04%	4	5698	BIESSE, IT
33	6145	1421.0	0.02%	2	2842	SYNAPSIS-NET, CA
34	48139	1416.0	0.01%	1	1416	BOYENS, DE
35	42009	1392.5	0.04%	4	5570	AVR-AS, GB
36	139456	1291.6	0.11%	13	14208	IDNIC-NSR-DEWAWEB-AS-ID PT DEWAWEB, ID
37	56639	1227.5	0.02%	2	2455	LNET-COM-UA-AS, UA
38	139517	1192.0	0.01%	1	1192	SOFTAID-AS-IN Softaid Computers, IN
39	27418	1191.5	0.02%	2	2383	OOW-INC, US
40	40368	1156.0	0.01%	1	1156	NIXCON-GROUP-LLC, US
41	328408	1151.5	0.04%	4	4606	HAMILTON-TELECOM-AS, UG
42	149614	1146.0	0.01%	1	1146	TSIIPL-AS-IN TRANSACTION SOLUTIONS INTERNATIONAL INDIA PRIVATE LIMITED, IN
43	58236	1134.0	0.01%	1	1134	MFC45-AS, RU
44	45560	1131.3	0.03%	14	3394	TOPNET-IPT-AS-AP TOPNET. IP Transit AS, KR
45	135445	1120.0	0.12%	14	15680	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
46	40138	1112.6	0.08%	12	10013	MDNET, US
47	29060	1071.0	0.28%	33	35344	ALKIM-AS Ankara Turkiye, TR
48	206637	1025.5	0.02%	2	2051	IQIP-AS, GB
49	132660	1022.0	0.03%	4	4088	IDNIC-UNG-AS-ID Universitas Negeri Gorontalo, ID
50	37077	1001.0	0.03%
Total		260291.5	5.64%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	202.45.88.0/24	36307	0.28%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2	203.145.74.0/24	36306	0.28%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
3	203.145.78.0/24	36306	0.28%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4	66.133.36.0/24	35318	0.27%	12684 -- SES-LUX-AS, LU
5	143.255.204.0/22	33337	0.25%	264496 -- IR Tecnologia Fibralink, BR
6	177.55.65.0/24	33335	0.25%	264496 -- IR Tecnologia Fibralink, BR
7	89.223.20.0/24	30870	0.23%	210656 -- YACLOUDBMS, RU
8	45.172.92.0/22	29776	0.23%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
9	23.52.69.0/24	27486	0.21%	20940 -- AKAMAI-ASN1, NL
10	103.248.132.0/22	26062	0.20%	132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
11	23.210.214.0/24	25660	0.20%	20940 -- AKAMAI-ASN1, NL
12	204.157.105.0/24	25034	0.19%	268817 -- Acelara Telecom, BR
13	163.121.10.0/24	23675	0.18%	25576 -- AFMIC, EG
14	103.177.86.0/24	23536	0.18%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
15	103.177.87.0/24	23499	0.18%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
16	170.238.225.0/24	20277	0.15%	266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
17	143.255.59.0/24	17401	0.13%	33182 -- DIMENOC, US
18	23.187.80.0/24	17095	0.13%	399897 -- FULLSPANSOLUTIONS-AS01, US
19	103.223.2.0/24	15595	0.12%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
20	177.137.17.0/24	15298	0.12%	53225 -- IPGLOBE INTERNET LTDA, BR
21	67.211.53.0/24	14598	0.11%	26405 -- HDCS, US
22	191.37.222.0/24	14409	0.11%	263373 -- -Reserved AS-, ZZ 273309 -- UNI TELECOM LTDA, BR
23	207.167.116.0/22	13563	0.10%	7954 -- IMMENSE-NETWORKS, US
24	185.32.70.0/24	13535	0.10%	51269 -- HEXATOM, FR
25	137.227.74.0/24	13155	0.10%	22284 -- AS22284-DOI-OPS, US
26	130.137.230.0/24	13053	0.10%	16509 -- AMAZON-02, US
27	107.154.97.0/24	12978	0.10%	19551 -- INCAPSULA, US
28	103.209.93.0/24	12892	0.10%	150180 -- AFRENIT-AS-AP AFREN IT, BD
29	103.209.92.0/24	12890	0.10%	150180 -- AFRENIT-AS-AP AFREN IT, BD
30	62.117.48.0/24	11839	0.09%	25576 -- AFMIC, EG
31	165.254.3.0/24	11383	0.09%	1880 -- STUPI, SE
32	189.113.61.0/24	11240	0.09%	262727 -- AtualNet Provedor de Internet Ltda, BR
33	130.137.12.0/24	10405	0.08%	16509 -- AMAZON-02, US
34	209.22.67.0/24	10129	0.08%	2046 -- DNIC-AS-02046, US
35	209.22.66.0/24	10117	0.08%	2046 -- DNIC-AS-02046, US
36	185.18.201.0/24	9783	0.07%	47855 -- PRIME Moscow branch, RU
37	187.95.128.0/24	9686	0.07%	265264 -- ALHAMBRA EIDOS DO BRASIL SERVICOS E SISTEMAS DE CO, BR
38	208.65.145.0/24	9447	0.07%	203724 -- MGG4-AS1, DE
39	186.170.29.0/24	9405	0.07%	3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
40	102.129.37.0/24	9393	0.07%	328413 -- -Reserved AS-, ZZ
41	130.137.108.0/24	9392	0.07%	16509 -- AMAZON-02, US
42	102.129.39.0/24	9346	0.07%	328413 -- -Reserved AS-, ZZ
43	84.205.66.0/24	8975	0.07%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
44	41.57.125.0/24	8884	0.07%	37442 -- -Reserved AS-, ZZ
45	41.57.124.0/24	8872	0.07%	37442 -- -Reserved AS-, ZZ
46	130.137.227.0/24	8641	0.07%	16509 -- AMAZON-02, US
47	130.137.219.0/24	8598	0.07%	16509 -- AMAZON-02, US
48	130.137.111.0/24	8586	0.07%	16509 -- AMAZON-02, US
49	130.137.28.0/24	8535	0.06%	16509 -- AMAZON-02, US
50	103.134.215.0/24	8496	0.06%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
Total		854398	6.52%

14 Day BGP Profile: 2-May-2024 00:00 - 15-May-2024 23:59 (UTC+1000)

Number of BGP Update Messages:	28115919
Number of Prefix Updates:	12794077
Number of Prefix Withdrawals:	342423
Average Prefixes per BGP Update:	0.47
Average BGP Update Messages per second:	23.24
Average Prefix Updates per second:	10.86
Peak BGP Update Message Rate per second:	61778	(18:49:40 Mon, 6-May-2024)
Peak Prefix Update Rate per second:	3061	(05:18:32 Tue, 14-May-2024)
Peak Prefix Withdraw Rate per second:	41885	(18:49:40 Mon, 6-May-2024)
Prefix Count:	988426
Updated Prefix Count:	779653
Stable Prefix Count:	208773
Origin AS Count:	75900
Updated Origin AS Count:	67114
Stable Origin AS Count:	8786
Unique Path Count:	598444
Updated Path Count:	472605
Stable Path Count:	125839

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.