The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 06 March 2021 06:32 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	9829	297387	3.46%	1895	156.93	BSNL-NIB National Internet Backbone, IN
2	40065	235038	2.73%	585	401.77	CNSERVERS, US
3	12696	205002	2.38%	20	10250.10	AXA-TECH Paris, FR
4	38511	158293	1.84%	236	670.73	TACHYON-AS-ID PT Remala Abadi, ID
5	16509	135637	1.58%	4928	27.52	AMAZON-02, US
6	6147	83585	0.97%	1128	74.10	Telefonica del Peru S.A.A., PE
7	33548	79805	0.93%	18	4433.61	UNWIRED-NOC, US
8	40410	77418	0.90%	37	2092.38	USFRCS-BGP, US
9	13904	72292	0.84%	174	415.47	COSLINK, US
10	5972	72067	0.84%	2205	32.68	DNIC-ASBLK-05800-06055, US
11	8151	63861	0.74%	8416	7.59	Uninet S.A. de C.V., MX
12	62904	49853	0.58%	547	91.14	EONIX-COMMUNICATIONS-ASBLOCK-62904, US
13	10620	47449	0.55%	3405	13.94	Telmex Colombia S.A., CO
14	36903	46047	0.53%	978	47.08	MT-MPLS, MA
15	23969	44073	0.51%	1951	22.59	TOT-NET TOT Public Company Limited, TH
16	133201	43663	0.51%	182	239.91	COMING-AS ABCDE GROUP COMPANY LIMITED, HK
17	21826	42517	0.49%	571	74.46	Corporacion Telemic C.A., VE
18	50710	42261	0.49%	806	52.43	EARTHLINK-AS, IQ
19	17794	40382	0.47%	14	2884.43	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
20	647	40255	0.47%	228	176.56	DNIC-ASBLK-00616-00665, US
21	55666	37651	0.44%	79	476.59	GMEDIA-AS-ID PT Media Sarana Data, ID
22	64027	37513	0.44%	4	9378.25	SMARTPLUS-AS-ID PT SURYA TEKNIKA PRATAMA, ID
23	18117	37444	0.44%	18	2080.22	HARBOURMSP-AU-AP NTT Communications ICT Solutions, AU
24	20312	36471	0.42%	6	6078.50	Fundacion Centro Nacional de Innovacion Tecnologica (CENIT), VE
25	45899	35985	0.42%	3382	10.64	VNPT-AS-VN VNPT Corp, VN
26	18004	33629	0.39%	168	200.17	WIRELESSNET-ID PT WIRELESS INDONESIA ( WIN ), ID
27	26405	33612	0.39%	12	2801.00	HDCS, US
28	24835	31720	0.37%	1420	22.34	RAYA-AS, EG
29	20101	27567	0.32%	15	1837.80	MICHWAVE, US
30	36935	26437	0.31%	597	44.28	Vodafone-, EG
31	58224	25419	0.30%	1549	16.41	TCI, IR
32	611	24599	0.29%	44	559.07	NECN-1-611, CA
33	4755	24444	0.28%	2150	11.37	TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN
34	29571	24427	0.28%	707	34.55	ORANGE-COTE-IVOIRE, CI
35	1541	24352	0.28%	621	39.21	DNIC-ASBLK-01534-01546, US
36	6713	23176	0.27%	541	42.84	IAM-AS, MA
37	36352	21194	0.25%	1537	13.79	AS-COLOCROSSING, US
38	9009	20959	0.24%	2438	8.60	M247, GB
39	4538	20177	0.23%	4923	4.10	ERX-CERNET-BKB China Education and Research Network Center, CN
40	55410	19613	0.23%	837	23.43	VIL-AS-AP Vodafone Idea Ltd, IN
41	44444	19512	0.23%	167	116.84	FORCEPOINT-CLOUD-AS, GB
42	9657	19339	0.22%	33	586.03	MELSANET-ID-AP Melsa-i-net AS, ID
43	47331	19213	0.22%	8410	2.28	TTNET, TR
44	36992	19059	0.22%	1191	16.00	ETISALAT-MISR, EG
45	24532	18972	0.22%	50	379.44	INET-AS-ID PT. Inet Global Indo, ID
46	398804	18844	0.22%	1	18844.00	PROVO-VOXTELESYS-02, US
47	36914	18749	0.22%	417	44.96	KENET-AS, KE
48	7643	18131	0.21%	70	259.01	VNPT-AS-VN Vietnam Posts and Telecommunications (VNPT), VN
49	12654	18077	0.21%	39	463.51	RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre (RIPE NCC), NL
50	10680	18020	0.21%	13	1386.15	IU-RESEARCH, US
Total		2631190	30.58%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	398804	18844.0	0.22%	1	18844	PROVO-VOXTELESYS-02, US
2	138057	14618.0	0.17%	1	14618	IDNIC-DOMPETDHUAFA-AS-ID Dompet Dhuafa Republika, ID
3	17794	13460.7	0.47%	14	40382	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
4	12696	10789.6	2.38%	20	205002	AXA-TECH Paris, FR
5	64027	9378.2	0.44%	4	37513	SMARTPLUS-AS-ID PT SURYA TEKNIKA PRATAMA, ID
6	328524	9072.0	0.11%	1	9072	Trackmatic-Solutions, ZA
7	327751	6362.5	0.15%	2	12725	LANDYNAMIX, ZA
8	18117	6240.7	0.44%	18	37444	HARBOURMSP-AU-AP NTT Communications ICT Solutions, AU
9	20312	6078.5	0.42%	6	36471	Fundacion Centro Nacional de Innovacion Tecnologica (CENIT), VE
10	212841	4710.0	0.05%	1	4710	SM-AASS, SM
11	20101	4594.5	0.32%	15	27567	MICHWAVE, US
12	45494	4528.0	0.05%	1	4528	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
13	33548	4433.6	0.93%	18	79805	UNWIRED-NOC, US
14	137050	3570.0	0.04%	4	3570	STRATEQ-AS-AP strateq data centre sdn bhd, MY
15	211997	2947.0	0.03%	1	2947	EHOLINK, FR
16	26405	2801.0	0.39%	12	33612	HDCS, US
17	265380	2493.5	0.06%	3	4987	WSU Tecnologia Ltda, BR
18	40410	2277.0	0.90%	37	77418	USFRCS-BGP, US
19	269415	2141.9	0.17%	7	14993	BRUNO GUSTAVO CORDEIRO ME, BR
20	64304	2102.5	0.05%	2	4205	WIN-NAP-AS-ID PT WIRELESS INDONESIA, ID
21	140473	2092.0	0.02%	1	2092	IDNIC-ARMICOINTIMEDIKA-AS-ID PT Armico Inti Medika, ID
22	138965	2084.0	0.05%	4	4168	SSTI-AS-AP Streamtech Systems Technologies Inc., PH
23	394088	1917.0	0.02%	1	1917	SCIENCEDMZ, US
24	200349	1768.0	0.02%	1	1768	SBSBERBANKJSC, KZ
25	63479	1740.9	0.18%	15	15668	HAMWAN, US
26	204958	1731.0	0.04%	2	3462	KTS, IT
27	328301	1719.0	0.02%	1	1719	Messagelabs-AS, KE
28	14618	1647.2	0.11%	458	9883	AMAZON-AES, US
29	30969	1408.4	0.08%	32	7042	ZOL-AS, GB
30	28262	1396.0	0.02%	1	1396	INTERNEXO LTDA., BR
31	10680	1386.2	0.21%	13	18020	IU-RESEARCH, US
32	38291	1336.0	0.02%	3	1336	BPS-CORP-AS BPS Corporation, PH
33	266515	1335.7	0.05%	3	4007	robson galassi - me, BR
34	206916	1307.0	0.02%	1	1307	RASPBERRYJAM-AS, SC
35	40793	1294.0	0.05%	3	3882	LINKEDIN, US
36	3580	1287.6	0.12%	8	10301	PLANET, US
37	269394	1241.4	0.10%	7	8690	Mitas - Internet Banda Larga Ltda, BR
38	61587	1127.9	0.09%	7	7895	C. HOKI DA COSTA E CIA LTDA - ME, BR
39	38814	1120.5	0.10%	11	8964	MEGA-VANTAGE-AS-AP MEGA VANTAGE INFORMATION TECHNOLOGY (HONG KONG) LIMITED, HK
40	207671	1056.5	0.02%	2	2113	Y0SH-NETWORK, DE
41	31144	1046.0	0.01%	1	1046	ASWFP, IT
42	9660	1010.5	0.05%	4	4042	KANNET-AS-AP Telecommunication and ISP company, HK
43	328394	993.0	0.01%	1	993	STE-RESEAUX-FORMATION, TN
44	55693	981.4	0.09%	8	7851	BATI-AS-ID PT. Bangun Abadi Teknologi Indonesia, ID
45	63873	945.6	0.09%	8	7565	MAGNET-AS-ID PT Mitra Akses Globalindo, ID
46	131780	936.0	0.01%	1	936	ORION-IX-AS-ID PT Orion Cyber Internet, ID
47	328387	936.0	0.03%	3	2808	COZ-Internet-AS, NG
48	517	933.0	0.02%	2	1866	Darmstaedter Landstrasse 184, NL
49	327986	923.5	0.04%	4	3694	GUTTI-GLOBAL-NETWORKS, NG
50	63493	919.0	0.06%
Total		171063.5	9.54%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	216.238.254.0/23	39486	0.44%	13904 -- COSLINK, US
2	118.127.80.0/22	37434	0.42%	18117 -- HARBOURMSP-AU-AP NTT Communications ICT Solutions, AU
3	101.51.56.0/24	35715	0.40%	23969 -- TOT-NET TOT Public Company Limited, TH
4	67.211.53.0/24	33579	0.38%	26405 -- HDCS, US
5	64.68.236.0/22	31737	0.36%	13904 -- COSLINK, US
6	199.169.205.0/24	26133	0.29%	40410 -- USFRCS-BGP, US
7	199.169.238.0/24	25591	0.29%	40410 -- USFRCS-BGP, US
8	199.169.239.0/24	25527	0.29%	40410 -- USFRCS-BGP, US
9	23.155.17.0/24	18844	0.21%	398804 -- PROVO-VOXTELESYS-02, US
10	103.214.100.0/24	18749	0.21%	64027 -- SMARTPLUS-AS-ID PT SURYA TEKNIKA PRATAMA, ID
11	103.214.101.0/24	18749	0.21%	64027 -- SMARTPLUS-AS-ID PT SURYA TEKNIKA PRATAMA, ID
12	149.165.158.0/23	17969	0.20%	10680 -- IU-RESEARCH, US
13	44.135.180.0/24	15601	0.17%	63479 -- HAMWAN, US
14	103.120.138.0/24	14618	0.16%	138057 -- IDNIC-DOMPETDHUAFA-AS-ID Dompet Dhuafa Republika, ID
15	41.93.33.0/24	14457	0.16%	37182 -- TERNET, TZ
16	199.192.180.0/22	14297	0.16%	20101 -- MICHWAVE, US
17	202.45.88.0/24	13494	0.15%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
18	64.192.5.0/24	13483	0.15%	33548 -- UNWIRED-NOC, US
19	203.145.78.0/24	13464	0.15%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
20	203.145.74.0/24	13424	0.15%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
21	64.192.1.0/24	13331	0.15%	33548 -- UNWIRED-NOC, US
22	64.192.3.0/24	13328	0.15%	33548 -- UNWIRED-NOC, US
23	64.192.2.0/24	13308	0.15%	33548 -- UNWIRED-NOC, US
24	216.18.240.0/20	13261	0.15%	20101 -- MICHWAVE, US
25	64.192.4.0/24	13171	0.15%	33548 -- UNWIRED-NOC, US
26	64.192.0.0/24	13114	0.15%	33548 -- UNWIRED-NOC, US
27	171.18.54.0/24	12018	0.13%	12696 -- AXA-TECH Paris, FR
28	193.32.101.0/24	11974	0.13%	12696 -- AXA-TECH Paris, FR
29	194.98.240.0/24	11959	0.13%	12696 -- AXA-TECH Paris, FR
30	212.155.238.0/24	11953	0.13%	12696 -- AXA-TECH Paris, FR
31	195.189.220.0/24	11950	0.13%	12696 -- AXA-TECH Paris, FR
32	171.18.12.0/22	10506	0.12%	12696 -- AXA-TECH Paris, FR
33	171.18.20.0/22	10488	0.12%	12696 -- AXA-TECH Paris, FR
34	171.18.32.0/21	10474	0.12%	12696 -- AXA-TECH Paris, FR
35	171.18.44.0/23	10470	0.12%	12696 -- AXA-TECH Paris, FR
36	171.18.42.0/23	10456	0.12%	12696 -- AXA-TECH Paris, FR
37	130.137.108.0/24	10430	0.12%	16509 -- AMAZON-02, US
38	171.18.46.0/23	10424	0.12%	12696 -- AXA-TECH Paris, FR
39	171.18.16.0/21	10420	0.12%	12696 -- AXA-TECH Paris, FR
40	171.18.80.0/22	10404	0.12%	12696 -- AXA-TECH Paris, FR
41	171.18.0.0/21	10296	0.12%	12696 -- AXA-TECH Paris, FR
42	216.220.82.0/24	10273	0.12%	3580 -- PLANET, US
43	171.18.8.0/23	10253	0.11%	12696 -- AXA-TECH Paris, FR
44	171.18.64.0/20	10246	0.11%	12696 -- AXA-TECH Paris, FR
45	171.18.96.0/20	10245	0.11%	12696 -- AXA-TECH Paris, FR
46	171.18.10.0/23	10244	0.11%	12696 -- AXA-TECH Paris, FR
47	171.18.112.0/20	10222	0.11%	12696 -- AXA-TECH Paris, FR
48	130.137.111.0/24	10042	0.11%	16509 -- AMAZON-02, US
49	130.137.80.0/24	9989	0.11%	16509 -- AMAZON-02, US
50	130.137.89.0/24	9866	0.11%	14618 -- AMAZON-AES, US
Total		777466	8.70%

14 Day BGP Profile: 20-February-2021 00:00 - 5-March-2021 23:59 (UTC+1000)

Number of BGP Update Messages:	21251739
Number of Prefix Updates:	8607250
Number of Prefix Withdrawals:	314967
Average Prefixes per BGP Update:	0.42
Average BGP Update Messages per second:	17.57
Average Prefix Updates per second:	7.38
Peak BGP Update Message Rate per second:	46939	(17:03:39 Tue, 23-Feb-2021)
Peak Prefix Update Rate per second:	9367	(09:46:58 Thu, 25-Feb-2021)
Peak Prefix Withdraw Rate per second:	19700	(10:33:50 Tue, 23-Feb-2021)
Prefix Count:	886339
Updated Prefix Count:	558165
Stable Prefix Count:	328174
Origin AS Count:	70971
Updated Origin AS Count:	56436
Stable Origin AS Count:	14535
Unique Path Count:	534234
Updated Path Count:	408361
Stable Path Count:	125873

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.