The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 21 May 2024 06:23 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	39891	548646	4.75%	4758	115.31	ALJAWWALSTC-AS, SA
2	16509	286199	2.48%	10059	28.45	AMAZON-02, US
3	7552	200195	1.73%	3939	50.82	VIETEL-AS-AP Viettel Group, VN
4	8151	133575	1.16%	12379	10.79	UNINET, MX
5	9155	131842	1.14%	432	305.19	QNET Kuwait, KW
6	9829	116709	1.01%	1978	59.00	BSNL-NIB National Internet Backbone, IN
7	36903	104029	0.90%	1249	83.29	MT-MPLS, MA
8	45899	94196	0.82%	3884	24.25	VNPT-AS-VN VNPT Corp, VN
9	44244	90310	0.78%	380	237.66	IRANCELL-AS, IR
10	6057	81896	0.71%	578	141.69	Administracion Nacional de Telecomunicaciones, UY
11	17794	75069	0.65%	13	5774.54	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
12	51375	68194	0.59%	334	204.17	VIVA, BH
13	264496	68084	0.59%	26	2618.62	IR Tecnologia Fibralink, BR
14	25019	65811	0.57%	852	77.24	SAUDINETSTC-AS, SA
15	367	63565	0.55%	2997	21.21	DNIC-ASBLK-00306-00371, US
16	20940	62398	0.54%	3904	15.98	AKAMAI-ASN1, NL
17	4538	61806	0.54%	5008	12.34	ERX-CERNET-BKB China Education and Research Network Center, CN
18	9583	56069	0.49%	1840	30.47	SIFY-AS-IN Sify Limited, IN
19	7713	52150	0.45%	3614	14.43	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
20	149038	50512	0.44%	2	25256.00	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
21	58224	49757	0.43%	1442	34.51	TCI, IR
22	4155	45312	0.39%	1832	24.73	USDA-1, US
23	647	44513	0.39%	406	109.64	DNIC-ASBLK-00616-00665, US
24	36914	44476	0.39%	549	81.01	KENET-AS, KE
25	37342	41612	0.36%	512	81.27	MOVITEL, MZ
26	47589	41043	0.36%	200	205.22	KTC3G, KW
27	26615	39607	0.34%	1075	36.84	TIM SA, BR
28	203724	39590	0.34%	35	1131.14	MGG4-AS1, DE
29	18403	39510	0.34%	4698	8.41	FPT-AS-AP FPT Telecom Company, VN
30	19429	37985	0.33%	1233	30.81	ETB - Colombia, CO
31	12684	36358	0.32%	150	242.39	SES-LUX-AS, LU
32	262589	36286	0.31%	271	133.90	INTERNEXA Brasil Operadora de Telecomunicacoes S.A, BR
33	55836	35551	0.31%	908	39.15	RELIANCEJIO-IN Reliance Jio Infocomm Limited, IN
34	8376	35473	0.31%	769	46.13	Jordan Data Communications, JO
35	17488	35267	0.31%	1265	27.88	HATHWAY-NET-AP Hathway IP Over Cable Internet, IN
36	25576	35236	0.31%	41	859.41	AFMIC, EG
37	39855	34353	0.30%	556	61.79	MOD-EU, US
38	11664	33209	0.29%	1189	27.93	Techtel LMDS Comunicaciones Interactivas S.A., AR
39	12479	33174	0.29%	7793	4.26	UNI2-AS, ES
40	399077	33141	0.29%	523	63.37	TERAEXCH, US
41	10620	32890	0.28%	3532	9.31	Telmex Colombia S.A., CO
42	13335	32247	0.28%	2009	16.05	CLOUDFLARENET, US
43	203214	31586	0.27%	992	31.84	HULUMTELE, IQ
44	5371	31317	0.27%	249	125.77	DNIC-ASBLK-05120-05376, US
45	13046	30621	0.27%	448	68.35	ASN-ISKON, HR
46	210656	30453	0.26%	1	30453.00	YACLOUDBMS, RU
47	203020	30287	0.26%	798	37.95	HOSTROYALE, IN
48	22773	30124	0.26%	3566	8.45	ASN-CXA-ALL-CCI-22773-RDC, US
49	265566	29874	0.26%	5	5974.80	TELESISTEMAS PENINSULARES SA DE CV, MX
50	28201	28040	0.24%	217	129.22	Companhia Itabirana Telecomunicacoes Ltda, BR
Total		3490147	30.25%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	210656	30453.0	0.26%	1	30453	YACLOUDBMS, RU
2	149038	25256.0	0.44%	2	50512	UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
3	17794	25023.0	0.65%	13	75069	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4	266407	18750.0	0.16%	1	18750	ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
5	399897	17091.0	0.15%	1	17091	FULLSPANSOLUTIONS-AS01, US
6	150180	12875.0	0.22%	2	25750	AFRENIT-AS-AP AFREN IT, BD
7	328413	11711.5	0.20%	2	23423	-Reserved AS-, ZZ
8	47855	9925.0	0.09%	1	9925	PRIME Moscow branch, RU
9	136103	8523.0	0.22%	4	25569	IDNIC-USM-AS-ID Universitas Semarang, ID
10	8987	8185.5	0.14%	70	16371	AMAZON EXPANSION, IE
11	265566	7468.5	0.26%	5	29874	TELESISTEMAS PENINSULARES SA DE CV, MX
12	13341	7052.0	0.06%	5	7052	TRANQUILITY, US
13	211186	6742.0	0.06%	5	6742	FASTTELECOM, GR
14	268817	6512.8	0.23%	7	26051	Acelara Telecom, BR
15	50674	6179.0	0.05%	1	6179	SPBEX-AS, RU
16	28657	6173.0	0.05%	2	6173	MD Brasil - Tecnologia da Informacao Ltda, BR
17	45494	4896.0	0.04%	1	4896	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
18	7954	4530.3	0.12%	3	13591	IMMENSE-NETWORKS, US
19	62861	4210.0	0.07%	6	8420	RAYCOM-MEDIA-RSA, US
20	149588	4089.5	0.07%	3	8179	OMSAITECH-AS-IN Om Sai Technnologies, IN
21	37442	3564.0	0.19%	6	21384	-Reserved AS-, ZZ
22	40138	3421.3	0.09%	12	10264	MDNET, US
23	132829	3326.0	0.23%	23	26608	NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
24	26405	3220.0	0.14%	14	16100	HDCS, US
25	209856	2876.0	0.02%	2	2876	SOFT-TEHNICA, RO
26	6145	2747.5	0.05%	2	5495	SYNAPSIS-NET, CA
27	399908	2712.0	0.02%	1	2712	CCG-TECHNOLOGY, US
28	264496	2618.6	0.59%	26	68084	IR Tecnologia Fibralink, BR
29	139386	2496.0	0.02%	3	2496	IDNIC-NSR-CINEMA21-AS-ID PT Nusantara Sejahtera Raya, ID
30	2046	2492.2	0.17%	8	19938	DNIC-AS-02046, US
31	137258	2439.0	0.02%	1	2439	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
32	150056	2349.8	0.08%	4	9399	MVNTELE-AS-IN MVN TELE NETWORKS PRIVATE LIMITED, IN
33	51269	2258.0	0.12%	18	13548	HEXATOM, FR
34	135445	2246.1	0.14%	14	15723	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
35	209887	2128.7	0.06%	4	6386	BIESSE, IT
36	328662	1809.0	0.02%	1	1809	Presbyterian-University, GH
37	203724	1721.3	0.34%	35	39590	MGG4-AS1, DE
38	22500	1715.5	0.03%	2	3431	MAW-INTF-WORLD, US
39	27418	1675.0	0.03%	2	3350	OOW-INC, US
40	150743	1643.0	0.01%	1	1643	PSADIPL-AS-AP Precisely Software and Data India Pvt. Ltd., IN
41	47434	1628.5	0.03%	2	3257	FORTUNE-AS, UA
42	35244	1546.0	0.03%	12	3092	KMS-DE_AS, DE
43	48139	1405.0	0.01%	1	1405	BOYENS, DE
44	56639	1342.0	0.02%	2	2684	LNET-COM-UA-AS, UA
45	58236	1303.0	0.01%	1	1303	MFC45-AS, RU
46	45560	1210.0	0.03%	14	3630	TOPNET-IPT-AS-AP TOPNET. IP Transit AS, KR
47	132660	1164.0	0.04%	4	4656	IDNIC-UNG-AS-ID Universitas Negeri Gorontalo, ID
48	40368	1136.0	0.01%	1	1136	NIXCON-GROUP-LLC, US
49	139456	1133.5	0.11%	13	12469	IDNIC-NSR-DEWAWEB-AS-ID PT DEWAWEB, ID
50	149614	1126.0	0.01%
Total		288099.1	6.21%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	66.133.36.0/24	35342	0.30%	12684 -- SES-LUX-AS, LU
2	143.255.204.0/22	33898	0.29%	264496 -- IR Tecnologia Fibralink, BR
3	177.55.65.0/24	33870	0.29%	264496 -- IR Tecnologia Fibralink, BR
4	89.223.20.0/24	30453	0.26%	210656 -- YACLOUDBMS, RU
5	45.172.92.0/22	29833	0.25%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
6	103.248.132.0/22	26557	0.22%	132829 -- NCPL-AS-AP Nevigate Communications S Pte Ltd, SG
7	204.157.105.0/24	26033	0.22%	268817 -- Acelara Telecom, BR
8	103.177.87.0/24	25259	0.21%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
9	103.177.86.0/24	25253	0.21%	149038 -- UCGCL-AS-AP UNIQUE COMM GROUP COMPANY LIMITED, MM
10	203.145.78.0/24	25024	0.21%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
11	202.45.88.0/24	25023	0.21%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
12	203.145.74.0/24	25022	0.21%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
13	163.121.10.0/24	23532	0.20%	25576 -- AFMIC, EG
14	23.52.69.0/24	19028	0.16%	20940 -- AKAMAI-ASN1, NL
15	170.238.225.0/24	18750	0.16%	266407 -- ASSEMBLEIA LEGISLATIVA DO ESTADO DE GOIAS, BR
16	143.255.59.0/24	17938	0.15%	33182 -- DIMENOC, US
17	23.187.80.0/24	17091	0.14%	399897 -- FULLSPANSOLUTIONS-AS01, US
18	23.210.214.0/24	17083	0.14%	20940 -- AKAMAI-ASN1, NL
19	208.65.145.0/24	16475	0.14%	203724 -- MGG4-AS1, DE
20	67.211.53.0/24	16055	0.14%	26405 -- HDCS, US
21	177.137.17.0/24	15736	0.13%	53225 -- IPGLOBE INTERNET LTDA, BR
22	103.223.2.0/24	15654	0.13%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
23	191.37.222.0/24	14407	0.12%	263373 -- -Reserved AS-, ZZ 273309 -- UNI TELECOM LTDA, BR
24	107.154.97.0/24	13745	0.12%	19551 -- INCAPSULA, US
25	207.167.116.0/22	13587	0.11%	7954 -- IMMENSE-NETWORKS, US
26	185.32.70.0/24	13534	0.11%	51269 -- HEXATOM, FR
27	130.137.230.0/24	13136	0.11%	16509 -- AMAZON-02, US
28	137.227.74.0/24	12931	0.11%	22284 -- AS22284-DOI-OPS, US
29	103.209.92.0/24	12876	0.11%	150180 -- AFRENIT-AS-AP AFREN IT, BD
30	103.209.93.0/24	12874	0.11%	150180 -- AFRENIT-AS-AP AFREN IT, BD
31	208.65.144.0/24	11833	0.10%	203724 -- MGG4-AS1, DE
32	102.129.39.0/24	11716	0.10%	328413 -- -Reserved AS-, ZZ
33	102.129.37.0/24	11707	0.10%	328413 -- -Reserved AS-, ZZ
34	62.117.48.0/24	11150	0.09%	25576 -- AFMIC, EG
35	208.65.146.0/24	11046	0.09%	203724 -- MGG4-AS1, DE
36	189.113.61.0/24	11002	0.09%	262727 -- AtualNet Provedor de Internet Ltda, BR
37	165.254.3.0/24	10811	0.09%	1880 -- STUPI, SE
38	130.137.12.0/24	10432	0.09%	16509 -- AMAZON-02, US
39	41.57.125.0/24	10185	0.09%	37442 -- -Reserved AS-, ZZ
40	41.57.124.0/24	10181	0.09%	37442 -- -Reserved AS-, ZZ
41	209.22.67.0/24	9945	0.08%	2046 -- DNIC-AS-02046, US
42	209.22.66.0/24	9943	0.08%	2046 -- DNIC-AS-02046, US
43	185.18.201.0/24	9925	0.08%	47855 -- PRIME Moscow branch, RU
44	130.137.108.0/24	9363	0.08%	16509 -- AMAZON-02, US
45	186.170.29.0/24	9193	0.08%	3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
46	84.205.66.0/24	9145	0.08%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
47	130.137.28.0/24	8633	0.07%	16509 -- AMAZON-02, US
48	130.137.227.0/24	8546	0.07%	16509 -- AMAZON-02, US
49	130.137.219.0/24	8538	0.07%	16509 -- AMAZON-02, US
50	130.137.111.0/24	8534	0.07%	16509 -- AMAZON-02, US
Total		827827	6.96%

14 Day BGP Profile: 7-May-2024 00:00 - 20-May-2024 23:59 (UTC+1000)

Number of BGP Update Messages:	26190022
Number of Prefix Updates:	11540553
Number of Prefix Withdrawals:	336683
Average Prefixes per BGP Update:	0.45
Average BGP Update Messages per second:	21.65
Average Prefix Updates per second:	9.82
Peak BGP Update Message Rate per second:	36332	(16:50:21 Tue, 14-May-2024)
Peak Prefix Update Rate per second:	3884	(10:27:12 Sun, 12-May-2024)
Peak Prefix Withdraw Rate per second:	12740	(16:56:34 Tue, 14-May-2024)
Prefix Count:	989353
Updated Prefix Count:	518962
Stable Prefix Count:	470391
Origin AS Count:	75926
Updated Origin AS Count:	49885
Stable Origin AS Count:	26041
Unique Path Count:	569833
Updated Path Count:	408257
Stable Path Count:	161576

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.