The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 25 September 2021 06:33 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	8151	183989	2.00%	9289	19.81	Uninet S.A. de C.V., MX
2	29571	152043	1.66%	785	193.69	ORANGE-COTE-IVOIRE, CI
3	16509	129995	1.42%	5665	22.95	AMAZON-02, US
4	45899	104369	1.14%	3019	34.57	VNPT-AS-VN VNPT Corp, VN
5	36903	86992	0.95%	1183	73.54	MT-MPLS, MA
6	7713	77159	0.84%	3537	21.81	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
7	6713	67475	0.73%	614	109.89	IAM-AS, MA
8	17794	65803	0.72%	14	4700.21	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
9	9829	59823	0.65%	1883	31.77	BSNL-NIB National Internet Backbone, IN
10	133201	54710	0.60%	1229	44.52	COMING-AS ABCDE GROUP COMPANY LIMITED, HK
11	13213	53780	0.59%	347	154.99	UK2NET-AS, GB
12	50710	52198	0.57%	863	60.48	EARTHLINK-AS, IQ
13	9394	51114	0.56%	1805	28.32	CTTNET China TieTong Telecommunications Corporation, CN
14	58224	50113	0.55%	1645	30.46	TCI, IR
15	47730	44931	0.49%	2	22465.50	JEANDELESTRE, FR
16	18403	44261	0.48%	1852	23.90	FPT-AS-AP The Corporation for Financing & Promoting Technology, VN
17	13188	41478	0.45%	1611	25.75	TRIOLAN, UA
18	39891	39619	0.43%	3269	12.12	ALJAWWALSTC-AS, SA
19	45271	37551	0.41%	834	45.03	ICLNET-AS-AP Idea Cellular Limited, IN
20	7545	36030	0.39%	5847	6.16	TPG-INTERNET-AP TPG Telecom Limited, AU
21	22773	35965	0.39%	4059	8.86	ASN-CXA-ALL-CCI-22773-RDC, US
22	47331	35739	0.39%	8268	4.32	TTNET, TR
23	37133	34405	0.37%	70	491.50	airtel-tz-as, TZ
24	12025	34142	0.37%	125	273.14	IMDC-AS12025, US
25	8048	34120	0.37%	424	80.47	CANTV Servicios, Venezuela, VE
26	647	33620	0.37%	259	129.81	DNIC-ASBLK-00616-00665, US
27	7155	30846	0.34%	3968	7.77	VIASAT-SP-BACKBONE, US
28	9583	30123	0.33%	1753	17.18	SIFY-AS-IN Sify Limited, IN
29	6147	29839	0.32%	1090	27.38	Telefonica del Peru S.A.A., PE
30	2046	29634	0.32%	7	4233.43	DNIC-AS-02046, US
31	26405	29448	0.32%	16	1840.50	HDCS, US
32	9808	28064	0.31%	8393	3.34	CMNET-GD Guangdong Mobile Communication Co.Ltd., CN
33	1541	26996	0.29%	772	34.97	DNIC-ASBLK-01534-01546, US
34	12696	26744	0.29%	20	1337.20	AXA-TECH Paris, FR
35	56041	25291	0.28%	1534	16.49	CMNET-ZHEJIANG-AP China Mobile communications corporation, CN
36	20101	24784	0.27%	15	1652.27	MICHWAVE, US
37	12479	24603	0.27%	6993	3.52	UNI2-AS, ES
38	5972	24510	0.27%	2324	10.55	DNIC-ASBLK-05800-06055, US
39	22884	24503	0.27%	727	33.70	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
40	264020	24430	0.27%	7	3490.00	FAST TELECOM, BR
41	27871	24425	0.27%	10	2442.50	Telecom Argentina S.A., AR
42	25019	24093	0.26%	1192	20.21	SAUDINETSTC-AS, SA
43	27669	23729	0.26%	15	1581.93	E-life Paraguay S.A., PY
44	13904	22466	0.24%	180	124.81	COSLINK, US
45	24863	22243	0.24%	1645	13.52	LINKdotNET-AS, EG
46	35986	21613	0.24%	209	103.41	VYVE-BROADBAND, US
47	9919	21522	0.23%	735	29.28	NCIC-TW New Century InfoComm Tech Co., Ltd., TW
48	12654	21411	0.23%	40	535.27	RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
49	64050	21213	0.23%	823	25.78	BCPL-SG BGPNET Global ASN, SG
50	7552	20701	0.23%	3720	5.56	VIETEL-AS-AP Viettel Group, VN
Total		2244655	24.47%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	47730	22465.5	0.49%	2	44931	JEANDELESTRE, FR
2	137346	11480.0	0.13%	1	11480	CNI-AS-ID PT Cyber Network Indonesia, ID
3	135490	8832.0	0.19%	2	17664	BAL-AS-AP Business Automation Ltd., BD
4	211975	4772.0	0.05%	1	4772	WOHLERT, DE
5	17794	4700.2	0.72%	14	65803	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
6	2046	4233.4	0.32%	7	29634	DNIC-AS-02046, US
7	45494	4186.0	0.05%	1	4186	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
8	264020	3490.0	0.27%	7	24430	FAST TELECOM, BR
9	22062	3238.0	0.04%	3	3238	GEOSTAR, US
10	27871	3053.1	0.27%	10	24425	Telecom Argentina S.A., AR
11	39997	3049.5	0.07%	2	6099	GLIC, US
12	3134	3023.3	0.10%	3	9070	USAID-ASN, US
13	31104	2769.0	0.03%	1	2769	EVACY, FR
14	26405	2265.2	0.32%	16	29448	HDCS, US
15	8987	2099.5	0.05%	29	4199	AMAZON EXPANSION, IE
16	328570	2094.3	0.07%	3	6283	Fibrecom-Limited, ZM
17	209305	1958.2	0.09%	4	7833	CFL, LU
18	9264	1861.3	0.06%	3	5584	ASNET Academia Sinica, TW
19	263864	1741.9	0.21%	12	19161	CLIC RAPIDO TELECOMUNICACAO LTDA, BR
20	399504	1715.0	0.02%	1	1715	STREAMING-SYSTEMS-LLC, US
21	18183	1706.8	0.07%	4	6827	NCREE National Center for Research on Earthquake Engineering, TW
22	20101	1652.3	0.27%	15	24784	MICHWAVE, US
23	50515	1603.0	0.09%	5	8015	TIER-DATA-CENTER, RO
24	27669	1581.9	0.26%	15	23729	E-life Paraguay S.A., PY
25	39464	1571.6	0.09%	5	7858	RO-STARDESIGN-ASN, RO
26	265433	1473.0	0.02%	1	1473	FERROPORT LOGISTICA COMERCIAL EXPORTADORA SA, BR
27	12696	1337.2	0.29%	20	26744	AXA-TECH Paris, FR
28	48646	1290.4	0.07%	5	6452	STEFAN6, DE
29	17716	1226.2	0.05%	4	4905	NTU-TW National Taiwan University, TW
30	38005	1213.0	0.01%	8	1213	MIMOS-REN-AS-AP MIMOS R&D Malaysia, MY
31	19674	1206.7	0.04%	3	3620	NAVPOINT, US
32	267494	1202.2	0.07%	5	6011	DNL NETWORK TELECOMUNICACOES LTDA, BR
33	9268	1202.0	0.01%	65	1202	OVERTHEWIRE-AS-AP Over The Wire Pty Ltd, AU
34	18181	1106.3	0.04%	3	3319	NHRINET National Health Research Institutes, TW
35	137996	1071.5	0.05%	4	4286	WITGLOBALCOMMUNICATIONS WIT Philippines, Inc., PH
36	269676	1048.5	0.07%	6	6291	FORCA E ACAO SERVICOS DE TELECOMUNICACAO EIRELI, BR
37	34723	1025.3	0.03%	3	3076	RNT-AS Str Inclinata 1-3, Sector 5, Bucuresti, Romania, RO
38	139900	1008.5	0.02%	2	2017	RELIANCE-CABLE-AS-AP RELIANCE CATV AND ENTERTAINMENT SERVICES, PH
39	22485	962.4	0.10%	10	9624	MONTANA-OPTICOM-AS22485, US
40	4622	911.7	0.06%	6	5470	ID-NIC Indonesia Network Information Center, ID
41	207578	859.0	0.02%	2	1718	FIBRAFAST-AS, IT
42	212948	853.0	0.01%	1	853	NIRVANET-AS Nirvanet Network, FR
43	44992	842.0	0.01%	2	842	NINEPACKET-AS, GB
44	43069	829.0	0.01%	1	829	RANDOM, FR
45	61424	828.0	0.02%	5	1656	ESERVER-SK-AS, SK
46	138848	789.0	0.02%	2	1578	IDNIC-FAKFAKKAB-AS-ID Pemerintah Daerah Kabupaten Fakfak, ID
47	32953	769.6	0.12%	14	10775	MHCV-AS1, US
48	62500	744.0	0.01%	2	744	ENL, US
49	140406	743.0	0.01%	1	743	IDNIC-BOLMONGKAB-AS-ID Pemerintah Kabupaten Bolaang Mongondow, ID
50	137323	741.5	0.02%
Total		126426	5.51%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	197.186.0.0/15	33552	0.36%	37133 -- airtel-tz-as, TZ
2	67.211.53.0/24	29424	0.31%	26405 -- HDCS, US
3	200.108.140.0/24	23683	0.25%	27669 -- E-life Paraguay S.A., PY
4	45.148.160.0/24	22779	0.24%	47730 -- JEANDELESTRE, FR
5	45.148.160.0/22	22152	0.24%	47730 -- JEANDELESTRE, FR
6	203.145.78.0/24	21922	0.23%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
7	202.45.88.0/24	21922	0.23%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
8	203.145.74.0/24	21915	0.23%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
9	64.68.236.0/22	21668	0.23%	13904 -- COSLINK, US
10	170.79.222.0/23	18886	0.20%	263864 -- CLIC RAPIDO TELECOMUNICACAO LTDA, BR
11	103.79.118.0/24	17658	0.19%	135490 -- BAL-AS-AP Business Automation Ltd., BD
12	138.207.67.0/24	17033	0.18%	12025 -- IMDC-AS12025, US
13	138.207.66.0/24	16839	0.18%	12025 -- IMDC-AS12025, US
14	209.22.66.0/24	14791	0.16%	2046 -- DNIC-AS-02046, US
15	209.22.67.0/24	14778	0.16%	2046 -- DNIC-AS-02046, US
16	199.192.180.0/22	12943	0.14%	20101 -- MICHWAVE, US
17	216.18.240.0/20	11813	0.13%	20101 -- MICHWAVE, US
18	182.23.171.0/24	11480	0.12%	137346 -- CNI-AS-ID PT Cyber Network Indonesia, ID
19	130.137.79.0/24	9443	0.10%	16509 -- AMAZON-02, US
20	130.137.108.0/24	9385	0.10%	16509 -- AMAZON-02, US
21	130.137.121.0/24	9379	0.10%	16509 -- AMAZON-02, US 8987 -- AMAZON EXPANSION, IE
22	130.137.80.0/24	9253	0.10%	16509 -- AMAZON-02, US
23	130.137.78.0/24	9210	0.10%	16509 -- AMAZON-02, US
24	130.137.90.0/24	9179	0.10%	16509 -- AMAZON-02, US
25	130.137.89.0/24	9056	0.10%	14618 -- AMAZON-AES, US
26	130.137.140.0/24	8827	0.09%	16509 -- AMAZON-02, US
27	84.205.66.0/24	8745	0.09%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
28	200.110.228.0/24	8573	0.09%	27871 -- Telecom Argentina S.A., AR
29	200.110.229.0/24	8571	0.09%	27871 -- Telecom Argentina S.A., AR
30	130.137.99.0/24	8404	0.09%	16509 -- AMAZON-02, US
31	130.137.105.0/24	8390	0.09%	16509 -- AMAZON-02, US
32	130.137.86.0/24	8350	0.09%	16509 -- AMAZON-02, US
33	130.137.81.0/24	8312	0.09%	16509 -- AMAZON-02, US
34	130.137.85.0/24	8199	0.09%	16509 -- AMAZON-02, US
35	130.137.102.0/24	7871	0.08%	16509 -- AMAZON-02, US
36	123.201.108.0/24	7249	0.08%	18207 -- YOU-INDIA-AP YOU Broadband & Cable India Ltd., IN
37	216.194.128.0/21	7239	0.08%	27871 -- Telecom Argentina S.A., AR
38	94.26.16.0/24	6126	0.07%	204281 -- NETX_, BG
39	143.0.146.0/23	6101	0.06%	264020 -- FAST TELECOM, BR
40	143.0.144.0/23	6099	0.06%	264020 -- FAST TELECOM, BR
41	143.0.144.0/22	6099	0.06%	264020 -- FAST TELECOM, BR
42	143.0.146.0/24	6098	0.06%	264020 -- FAST TELECOM, BR
43	192.141.188.0/23	5932	0.06%	267494 -- DNL NETWORK TELECOMUNICACOES LTDA, BR
44	208.123.112.0/22	5899	0.06%	7828 -- DRMSCPASN, US
45	102.67.162.0/24	5887	0.06%	328570 -- Fibrecom-Limited, ZM
46	205.71.224.0/20	5795	0.06%	5237 -- DNIC-ASBLK-05120-05376, US 647 -- DNIC-ASBLK-00616-00665, US
47	216.59.160.0/19	5570	0.06%	32953 -- MHCV-AS1, US
48	130.137.111.0/24	5389	0.06%	16509 -- AMAZON-02, US
49	102.135.212.0/22	5366	0.06%	37088 -- VDT-AS, NG
50	116.193.189.0/24	5357	0.06%	4622 -- ID-NIC Indonesia Network Information Center, ID
Total		594591	6.32%

14 Day BGP Profile: 11-September-2021 00:00 - 24-September-2021 23:59 (UTC+1000)

Number of BGP Update Messages:	21807259
Number of Prefix Updates:	9182528
Number of Prefix Withdrawals:	216217
Average Prefixes per BGP Update:	0.43
Average BGP Update Messages per second:	18.03
Average Prefix Updates per second:	7.77
Peak BGP Update Message Rate per second:	66364	(09:45:12 Tue, 21-Sep-2021)
Peak Prefix Update Rate per second:	836	(20:16:28 Tue, 14-Sep-2021)
Peak Prefix Withdraw Rate per second:	45712	(09:44:39 Tue, 21-Sep-2021)
Prefix Count:	912503
Updated Prefix Count:	615245
Stable Prefix Count:	297258
Origin AS Count:	72216
Updated Origin AS Count:	57599
Stable Origin AS Count:	14617
Unique Path Count:	512255
Updated Path Count:	381036
Stable Path Count:	131219

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.