The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 13 May 2024 06:26 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	18403	327341	2.53%	4695	69.72	FPT-AS-AP FPT Telecom Company, VN
2	16509	304254	2.35%	10051	30.27	AMAZON-02, US
3	7552	274070	2.12%	3916	69.99	VIETEL-AS-AP Viettel Group, VN
4	8151	262622	2.03%	12463	21.07	UNINET, MX
5	39891	224371	1.74%	4758	47.16	ALJAWWALSTC-AS, SA
6	9829	151616	1.17%	1977	76.69	BSNL-NIB National Internet Backbone, IN
7	45899	138612	1.07%	3293	42.09	VNPT-AS-VN VNPT Corp, VN
8	17794	109220	0.85%	13	8401.54	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
9	4538	93454	0.72%	5087	18.37	ERX-CERNET-BKB China Education and Research Network Center, CN
10	44244	85482	0.66%	379	225.55	IRANCELL-AS, IR
11	9583	83496	0.65%	1840	45.38	SIFY-AS-IN Sify Limited, IN
12	20940	82948	0.64%	3929	21.11	AKAMAI-ASN1, NL
13	6057	80749	0.62%	578	139.70	Administracion Nacional de Telecomunicaciones, UY
14	36903	73867	0.57%	1249	59.14	MT-MPLS, MA
15	264496	66459	0.51%	26	2556.12	IR Tecnologia Fibralink, BR
16	367	58618	0.45%	3034	19.32	DNIC-ASBLK-00306-00371, US
17	17488	52225	0.40%	1267	41.22	HATHWAY-NET-AP Hathway IP Over Cable Internet, IN
18	7713	51091	0.40%	3617	14.13	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
19	10620	51048	0.39%	3524	14.49	Telmex Colombia S.A., CO
20	149038	44977	0.35%	2	22488.50	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
21	8376	43082	0.33%	774	55.66	Jordan Data Communications, JO
22	9318	42833	0.33%	741	57.80	SKB-AS SK Broadband Co Ltd, KR
23	26615	41946	0.32%	1071	39.17	TIM SA, BR
24	58224	41014	0.32%	1422	28.84	TCI, IR
25	55836	39581	0.31%	884	44.77	RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
26	36914	38308	0.30%	549	69.78	KENET-AS, KE
27	12684	37330	0.29%	147	253.95	SES-LUX-AS, LU
28	39855	36681	0.28%	551	66.57	MOD-EU, US
29	262589	36632	0.28%	316	115.92	INTERNEXA Brasil Operadora de Telecomunicacoes S.A, BR
30	29060	36537	0.28%	33	1107.18	ALKIM-AS Ankara Turkiye, TR
31	16625	36016	0.28%	3174	11.35	AKAMAI-AS, US
32	399077	35861	0.28%	521	68.83	TERAEXCH, US
33	25576	34852	0.27%	41	850.05	AFMIC, EG
34	5972	33905	0.26%	1514	22.39	DNIC-ASBLK-05800-06055, US
35	9155	33704	0.26%	432	78.02	QNET Kuwait, KW
36	50010	33550	0.26%	629	53.34	NAWRAS-AS Sultanate of Oman, OM
37	53085	32580	0.25%	72	452.50	VERO S.A, BR
38	647	32440	0.25%	403	80.50	DNIC-ASBLK-00616-00665, US
39	21826	32426	0.25%	783	41.41	Corporacion Telemic C.A., VE
40	131429	32165	0.25%	214	150.30	MOBIFONE-AS-VN MOBIFONE Corporation, VN
41	33765	31250	0.24%	151	206.95	TTCLDATA, TZ
42	22773	30905	0.24%	3569	8.66	ASN-CXA-ALL-CCI-22773-RDC, US
43	265566	29834	0.23%	5	5966.80	TELESISTEMAS PENINSULARES SA DE CV, MX
44	11664	29530	0.23%	1188	24.86	Techtel LMDS Comunicaciones Interactivas S.A., AR
45	9341	29204	0.23%	475	61.48	ICONPLN-ID-AP-ISP PT INDONESIA COMNETS PLUS, ID
46	45271	29126	0.23%	935	31.15	ICLNET-AS-AP Idea Cellular Limited, IN
47	28201	28937	0.22%	217	133.35	Companhia Itabirana Telecomunicacoes Ltda, BR
48	24086	28420	0.22%	301	94.42	VIETTEL-AS-VN Viettel Corporation, VN
49	36873	27534	0.21%	383	71.89	VNL1-AS, NG
50	13335	27143	0.21%	2007	13.52	CLOUDFLARENET, US
Total		3639846	28.13%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	17794	36406.7	0.85%	13	109220	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2	210656	25830.0	0.20%	1	25830	YACLOUDBMS, RU
3	149038	22488.5	0.35%	2	44977	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
4	266407	20239.0	0.16%	1	20239	ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
5	150180	12944.0	0.20%	2	25888	AFRENIT-AS-AP AFREN IT, BD
6	399897	11500.0	0.09%	1	11500	FULLSPANSOLUTIONS-AS01, US
7	47855	9843.0	0.08%	1	9843	PRIME Moscow branch, RU
8	328413	6715.5	0.10%	2	13431	-Reserved AS-, ZZ
9	50674	6590.0	0.05%	1	6590	SPBEX-AS, RU
10	136103	6385.0	0.20%	4	25540	IDNIC-USM-AS-ID Universitas Semarang, ID
11	265566	5966.8	0.23%	5	29834	TELESISTEMAS PENINSULARES SA DE CV, MX
12	45494	4691.0	0.04%	1	4691	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
13	7954	4460.3	0.10%	3	13381	IMMENSE-NETWORKS, US
14	149588	4267.5	0.07%	3	8535	OMSAITECH-AS-IN Om Sai Technnologies, IN
15	268817	4255.3	0.20%	7	25532	Acelara Telecom, BR
16	13341	3407.5	0.05%	5	6815	TRANQUILITY, US
17	140415	3182.5	0.05%	2	6365	IDNIC-JMTO-AS-ID PT JASAMARGA TOLLROAD OPERATOR, ID
18	28657	2957.5	0.05%	2	5915	MD Brasil - Tecnologia da Informacao Ltda, BR
19	26405	2941.8	0.11%	14	14709	HDCS, US
20	150056	2886.2	0.09%	4	11545	MVNTELE-AS-IN MVN TELE NETWORKS PRIVATE LIMITED, IN
21	264496	2556.1	0.51%	26	66459	IR Tecnologia Fibralink, BR
22	2046	2541.0	0.16%	8	20328	DNIC-AS-02046, US
23	137258	2510.0	0.02%	1	2510	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
24	37442	2421.3	0.11%	6	14528	-Reserved AS-, ZZ
25	62861	2351.2	0.11%	6	14107	RAYCOM-MEDIA-RSA, US
26	23026	2126.5	0.03%	2	4253	SETEC-ASTRONOMY, US
27	209856	2091.0	0.03%	2	4182	SOFT-TEHNICA, RO
28	42009	1831.8	0.06%	4	7327	AVR-AS, GB
29	132829	1759.4	0.20%	23	26391	NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
30	270907	1642.4	0.09%	7	11497	PLAY SERVICO DE VALOR AGREGADO LTDA, BR
31	47434	1542.0	0.02%	2	3084	FORTUNE-AS, UA
32	150743	1438.0	0.01%	1	1438	PSADIPL-AS-AP Precisely Software and Data India Pvt. Ltd., IN
33	209887	1431.0	0.04%	4	5724	BIESSE, IT
34	48139	1337.0	0.01%	1	1337	BOYENS, DE
35	27418	1327.0	0.02%	2	2654	OOW-INC, US
36	56639	1292.5	0.02%	2	2585	LNET-COM-UA-AS, UA
37	139517	1195.0	0.01%	1	1195	SOFTAID-AS-IN Softaid Computers, IN
38	139456	1154.0	0.11%	13	13848	IDNIC-NSR-DEWAWEB-AS-ID PT DEWAWEB, ID
39	328408	1145.8	0.04%	4	4583	HAMILTON-TELECOM-AS, UG
40	45560	1137.3	0.03%	14	3412	TOPNET-IPT-AS-AP TOPNET. IP Transit AS, KR
41	22500	1132.0	0.02%	2	2264	MAW-INTF-WORLD, US
42	29060	1107.2	0.28%	33	36537	ALKIM-AS Ankara Turkiye, TR
43	135445	1106.0	0.12%	14	15484	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
44	40138	1090.4	0.08%	12	9814	MDNET, US
45	149614	1079.0	0.01%	1	1079	TSIIPL-AS-IN TRANSACTION SOLUTIONS INTERNATIONAL INDIA PRIVATE LIMITED, IN
46	40368	1053.0	0.01%	1	1053	NIXCON-GROUP-LLC, US
47	206637	1028.5	0.02%	2	2057	IQIP-AS, GB
48	62308	963.0	0.01%	2	1926	BIBUSMENOS-AS, PL
49	44432	949.5	0.01%	2	1899	RACKBONE, CH
50	25576	893.6	0.27%
Total		243190.6	5.73%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	203.145.74.0/24	36407	0.27%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
2	202.45.88.0/24	36407	0.27%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
3	203.145.78.0/24	36406	0.27%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4	66.133.36.0/24	35530	0.27%	12684 -- SES-LUX-AS, LU
5	143.255.204.0/22	33160	0.25%	264496 -- IR Tecnologia Fibralink, BR
6	177.55.65.0/24	33139	0.25%	264496 -- IR Tecnologia Fibralink, BR
7	45.172.92.0/22	29767	0.22%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
8	103.248.132.0/22	26359	0.20%	132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
9	89.223.20.0/24	25830	0.19%	210656 -- YACLOUDBMS, RU
10	204.157.105.0/24	25517	0.19%	268817 -- Acelara Telecom, BR
11	23.210.214.0/24	24492	0.18%	20940 -- AKAMAI-ASN1, NL
12	23.52.69.0/24	24213	0.18%	20940 -- AKAMAI-ASN1, NL
13	163.121.10.0/24	24029	0.18%	25576 -- AFMIC, EG
14	103.177.86.0/24	22515	0.17%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
15	103.177.87.0/24	22462	0.17%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
16	170.238.225.0/24	20239	0.15%	266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
17	143.255.59.0/24	17845	0.13%	33182 -- DIMENOC, US
18	177.137.17.0/24	15875	0.12%	53225 -- IPGLOBE INTERNET LTDA, BR
19	103.223.2.0/24	15348	0.12%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
20	67.211.53.0/24	14665	0.11%	26405 -- HDCS, US
21	207.167.116.0/22	13373	0.10%	7954 -- IMMENSE-NETWORKS, US
22	137.227.74.0/24	13288	0.10%	22284 -- AS22284-DOI-OPS, US
23	185.32.70.0/24	13168	0.10%	51269 -- HEXATOM, FR
24	130.137.230.0/24	12994	0.10%	16509 -- AMAZON-02, US
25	103.209.93.0/24	12947	0.10%	150180 -- AFRENIT-AS-AP AFREN IT, BD
26	107.154.97.0/24	12946	0.10%	19551 -- INCAPSULA, US
27	103.209.92.0/24	12941	0.10%	150180 -- AFRENIT-AS-AP AFREN IT, BD
28	23.187.80.0/24	11500	0.09%	399897 -- FULLSPANSOLUTIONS-AS01, US
29	189.113.61.0/24	11151	0.08%	262727 -- AtualNet Provedor de Internet Ltda, BR
30	165.254.3.0/24	11035	0.08%	1880 -- STUPI, SE
31	130.137.12.0/24	10433	0.08%	16509 -- AMAZON-02, US
32	62.117.48.0/24	10417	0.08%	25576 -- AFMIC, EG
33	209.22.67.0/24	10148	0.08%	2046 -- DNIC-AS-02046, US
34	209.22.66.0/24	10126	0.08%	2046 -- DNIC-AS-02046, US
35	185.18.201.0/24	9843	0.07%	47855 -- PRIME Moscow branch, RU
36	130.137.108.0/24	9334	0.07%	16509 -- AMAZON-02, US
37	186.170.29.0/24	9276	0.07%	3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
38	84.205.66.0/24	9105	0.07%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
39	88.133.0.0/19	8809	0.07%	197524 -- CCNST-AS, DE
40	130.137.227.0/24	8597	0.06%	16509 -- AMAZON-02, US
41	130.137.111.0/24	8587	0.06%	16509 -- AMAZON-02, US
42	187.95.128.0/24	8585	0.06%	265264 -- ALHAMBRA EIDOS DO BRASIL SERVICOS E SISTEMAS DE CO, BR
43	130.137.219.0/24	8567	0.06%	16509 -- AMAZON-02, US
44	103.190.26.0/23	8534	0.06%	149588 -- OMSAITECH-AS-IN Om Sai Technnologies, IN
45	103.90.210.0/24	8513	0.06%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
46	103.134.212.0/24	8513	0.06%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
47	103.134.215.0/24	8513	0.06%	136103 -- IDNIC-USM-AS-ID Universitas Semarang, ID
48	130.137.28.0/24	8481	0.06%	16509 -- AMAZON-02, US
49	130.137.140.0/24	8461	0.06%	16509 -- AMAZON-02, US
50	130.137.99.0/24	8434	0.06%	16509 -- AMAZON-02, US
Total		826824	6.17%

14 Day BGP Profile: 29-April-2024 00:00 - 12-May-2024 23:59 (UTC+1000)

Number of BGP Update Messages:	28116823
Number of Prefix Updates:	12925318
Number of Prefix Withdrawals:	324375
Average Prefixes per BGP Update:	0.47
Average BGP Update Messages per second:	23.24
Average Prefix Updates per second:	10.95
Peak BGP Update Message Rate per second:	61778	(18:49:40 Mon, 6-May-2024)
Peak Prefix Update Rate per second:	2773	(07:04:21 Fri, 10-May-2024)
Peak Prefix Withdraw Rate per second:	42498	(18:49:40 Mon, 6-May-2024)
Prefix Count:	987790
Updated Prefix Count:	768240
Stable Prefix Count:	219550
Origin AS Count:	75860
Updated Origin AS Count:	66735
Stable Origin AS Count:	9125
Unique Path Count:	595320
Updated Path Count:	465633
Stable Path Count:	129687

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.