The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 7 September 2025 01:26 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	214028	790449	18.02%	1	790449.00	MAHDI-UMRAN, ID
2	51559	292269	6.66%	99	2952.21	NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
3	11664	167504	3.82%	1073	156.11	Techtel LMDS Comunicaciones Interactivas S.A., AR
4	7552	160467	3.66%	3973	40.39	VIETEL-AS-AP Viettel Group, VN
5	22616	135483	3.09%	35	3870.94	ZSCALER-SJC1, US
6	202256	134225	3.06%	1427	94.06	LAWLIETNET, CN
7	16509	92836	2.12%	5488	16.92	AMAZON-02, US
8	203062	62156	1.42%	17	3656.24	ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux trading as ASR INFOPRO, FR
9	12041	50299	1.15%	229	219.65	AS-AFILIAS1, US
10	40138	46456	1.06%	42	1106.10	MDNET, US
11	45609	45477	1.04%	3552	12.80	BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN
12	53667	43003	0.98%	1055	40.76	PONYNET, US
13	2199	41422	0.94%	1	41422.00	FR-DOM-MARTINIQUE Iles de la Martinique, EU
14	2472	41089	0.94%	1	41089.00	FR-DOM-GUYANE Guyane Francaise, EU
15	39409	38411	0.88%	7	5487.29	SWG-MYROOTPW, AT
16	28598	38190	0.87%	15	2546.00	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
17	21351	35882	0.82%	17	2110.71	CANALPLUSTELECOM, GP
18	28458	35778	0.82%	2	17889.00	IENTC S DE RL DE CV, MX
19	21664	34666	0.79%	102	339.86	AMZN-BYOASN, US
20	38266	33922	0.77%	1357	25.00	VIL-AS-AP Vodafone Idea Ltd, IN
21	36183	25561	0.58%	1651	15.48	AKAMAI-AS, US
22	10103	24885	0.57%	12	2073.75	HKBN-AS-AP HK Broadband Network Ltd., HK
23	28573	24502	0.56%	1590	15.41	Claro NXT Telecomunicacoes Ltda, BR
24	274735	24338	0.55%	5	4867.60	MAIKE DOUGLAS MACEDO SEBASTIAO ME, BR
25	13780	24206	0.55%	10	2420.60	MILEHIGHWALRUS-NETWORK, US
26	213422	23340	0.53%	2	11670.00	XGWQ, DE
27	23420	21163	0.48%	1	21163.00	AS-DAVENPRO, US
28	28292	20933	0.48%	7	2990.43	ENGEPLUS INFORMATICA LTDA, BR
29	139341	20841	0.48%	159	131.08	ACE-AS-AP ACE, SG
30	28073	20178	0.46%	88	229.30	Cooperativa Electrica Trenque Lauquen, AR
31	200334	20096	0.46%	6	3349.33	NETOPS-TR netops lab Network Operations Center, TR
32	151810	20016	0.46%	3	6672.00	PHYLAXISINC-AS-AP Phylaxis Korea, KR
33	204210	19320	0.44%	7	2760.00	ZEUSPACKAGINGLTD, IE
34	17747	18789	0.43%	2	9394.50	SITINETWORS-IN-AP SITI NETWORKS LIMITED, IN
35	2832	18532	0.42%	1	18532.00	AS-SUNET-TESTBED, SE
36	28640	18271	0.42%	15	1218.07	VIPWay Telecomunicacoes Ltda, BR
37	18403	18192	0.41%	3481	5.23	FPT-AS-AP FPT Telecom Company, VN
38	206604	18113	0.41%	12	1509.42	FOXDEVLAB FoxDevLab.com, IL
39	13335	16662	0.38%	2898	5.75	CLOUDFLARENET, US
40	19905	16351	0.37%	19	860.58	SECURITYSERVICES, US
41	213092	14088	0.32%	13	1083.69	MARBLEIS, GB
42	215171	13107	0.30%	5	2621.40	PT. DETROIT NETWORK INDONESIA, ID
43	43766	12251	0.28%	753	16.27	MTC-KSA-AS, SA
44	9829	12178	0.28%	725	16.80	BSNL-NIB National Internet Backbone, IN
45	199462	12084	0.28%	8	1510.50	NETISP-UK-AS NETISP UK Regional network, GB
46	61049	12070	0.28%	4	3017.50	EXASCALE, GB
47	31493	12038	0.27%	1	12038.00	TWENTYTWENTYMEDIA-AS, GB
48	5416	11673	0.27%	1041	11.21	Internet Service Provider, BH
49	26611	11523	0.26%	1196	9.63	COMUNICACION CELULAR S.A. COMCEL S.A., CO
50	136384	11436	0.26%	19	601.89	OPTIX-AS-AP Optix Pakistan Pvt. Limited, PK
Total		2856721	65.15%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	214028	790449.0	18.02%	1	790449	MAHDI-UMRAN, ID
2	2199	41422.0	0.94%	1	41422	FR-DOM-MARTINIQUE Iles de la Martinique, EU
3	2472	41089.0	0.94%	1	41089	FR-DOM-GUYANE Guyane Francaise, EU
4	23420	21163.0	0.48%	1	21163	AS-DAVENPRO, US
5	2832	18532.0	0.42%	1	18532	AS-SUNET-TESTBED, SE
6	28458	17889.0	0.82%	2	35778	IENTC S DE RL DE CV, MX
7	31493	12038.0	0.27%	1	12038	TWENTYTWENTYMEDIA-AS, GB
8	213422	11670.0	0.53%	2	23340	XGWQ, DE
9	214493	9597.0	0.22%	1	9597	FTSELL, DE
10	17747	9394.5	0.43%	2	18789	SITINETWORS-IN-AP SITI NETWORKS LIMITED, IN
11	153997	7904.0	0.18%	1	7904	PROJECTELIV-AS-AP PROJECT ELIV, KR
12	37353	7793.0	0.18%	1	7793	SEACOM-AS, ZA
13	26445	7450.0	0.17%	1	7450	OWL, US
14	40692	6723.0	0.15%	1	6723	CIS-AZ-1, US
15	151810	6672.0	0.46%	3	20016	PHYLAXISINC-AS-AP Phylaxis Korea, KR
16	204378	6533.0	0.15%	1	6533	WAVESQUID, AU
17	399916	6529.0	0.15%	1	6529	PACKETSTREAM-NAM, US
18	41701	6332.0	0.14%	1	6332	CAP-FIN-AS, FI
19	215523	6029.0	0.14%	1	6029	YAYZI-AS, GB
20	204562	6029.0	0.14%	1	6029	ASJAVELIN, GB
21	199678	5730.0	0.13%	1	5730	AS-6RW-, RU
22	39409	5487.3	0.88%	7	38411	SWG-MYROOTPW, AT
23	274735	4867.6	0.55%	5	24338	MAIKE DOUGLAS MACEDO SEBASTIAO ME, BR
24	272053	4845.0	0.11%	1	4845	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
25	31856	4787.0	0.11%	1	4787	CABS, ZW
26	60255	4067.0	0.09%	1	4067	INTERNETTYUK InternetTY Network, GB
27	22616	3870.9	3.09%	35	135483	ZSCALER-SJC1, US
28	198090	3815.0	0.09%	1	3815	ASLIBRA, IT
29	61609	3788.5	0.17%	2	7577	NextHop Solutions, BR
30	210564	3758.0	0.09%	1	3758	SWANTZTER-AS, SE
31	203062	3656.2	1.42%	17	62156	ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux trading as ASR INFOPRO, FR
32	24474	3643.5	0.17%	2	7287	ASNPANYCAST Nepal Internet Exchange NP Anycast, NP
33	141145	3520.0	0.08%	1	3520	GIGANET-AS-ID PT Giga Digital Nusantara, ID
34	139311	3413.5	0.16%	2	6827	STELLAIT-AS-AP Stella IT, KR
35	200334	3349.3	0.46%	6	20096	NETOPS-TR netops lab Network Operations Center, TR
36	28618	3092.0	0.07%	1	3092	Linktel Telecom do Brasil Ltda, BR
37	200915	3066.0	0.21%	3	9198	MRFK, NO
38	61049	3017.5	0.28%	4	12070	EXASCALE, GB
39	211645	3012.0	0.07%	1	3012	SPG, DE
40	28292	2990.4	0.48%	7	20933	ENGEPLUS INFORMATICA LTDA, BR
41	51559	2952.2	6.66%	99	292269	NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
42	216249	2795.0	0.06%	1	2795	PHOTONSPARK, RO
43	13383	2760.7	0.19%	3	8282	PHYLAXIS-NET, US
44	204210	2760.0	0.44%	7	19320	ZEUSPACKAGINGLTD, IE
45	215171	2621.4	0.30%	5	13107	PT. DETROIT NETWORK INDONESIA, ID
46	28598	2546.0	0.87%	15	38190	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
47	13780	2420.6	0.55%	10	24206	MILEHIGHWALRUS-NETWORK, US
48	150805	2396.7	0.16%	3	7190	A-FIN-KR-AS A-FIN KOREA CORP, KR
49	201925	2330.5	0.11%	2	4661	EPIX-EPINET, PL
50	28657	2136.5	0.10%
Total		1144733.8	43.08%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2a0f:85c1:8b9::/48	790449	17.41%	214028 -- MAHDI-UMRAN, ID
2	2a03:eec0:3212::/48	135411	2.98%	22616 -- ZSCALER-SJC1, US
3	2a06:2c80:4000::/36	47348	1.04%	203062 -- ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux trading as ASR INFOPRO, FR
4	2001:661:2000::/35	41422	0.91%	2199 -- FR-DOM-MARTINIQUE Iles de la Martinique, EU
5	2001:661:4000::/35	41089	0.91%	2472 -- FR-DOM-GUYANE Guyane Francaise, EU
6	2804:248:100::/40	38158	0.84%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
7	2806:202::/32	35771	0.79%	28458 -- IENTC S DE RL DE CV, MX
8	2a02:1391:5100::/40	35523	0.78%	21351 -- CANALPLUSTELECOM, GP
9	2804:92d4::/32	24010	0.53%	274735 -- MAIKE DOUGLAS MACEDO SEBASTIAO ME, BR
10	2605:9c40::/32	21163	0.47%	23420 -- AS-DAVENPRO, US
11	2a0c:b641:302::/47	19314	0.43%	204210 -- ZEUSPACKAGINGLTD, IE
12	240d:c010:165::/48	18876	0.42%	139341 -- ACE-AS-AP ACE, SG
13	2001:6b0:4::/48	18532	0.41%	2832 -- AS-SUNET-TESTBED, SE
14	2610:a1:1028::/48	16322	0.36%	19905 -- SECURITYSERVICES, US
15	2a06:2c87:e000::/36	14701	0.32%	203062 -- ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux trading as ASR INFOPRO, FR
16	2a0f:6283:1400::/40	13118	0.29%	213422 -- XGWQ, DE
17	2a00:19e8::/32	12038	0.27%	31493 -- TWENTYTWENTYMEDIA-AS, GB
18	2001:12a0:4::/48	10569	0.23%	28292 -- ENGEPLUS INFORMATICA LTDA, BR
19	2a02:26f7:163::/48	10330	0.23%	36183 -- AKAMAI-AS, US
20	2607:74c0:100::/44	10307	0.23%	10103 -- HKBN-AS-AP HK Broadband Network Ltd., HK
21	2001:12a0:a000::/48	10289	0.23%	28292 -- ENGEPLUS INFORMATICA LTDA, BR
22	2602:feda:b8c::/48	10279	0.23%	200334 -- NETOPS-TR netops lab Network Operations Center, TR
23	2a0f:85c1:b7a::/48	10222	0.23%	213422 -- XGWQ, DE
24	2a0f:6580:104::/48	9762	0.22%	200334 -- NETOPS-TR netops lab Network Operations Center, TR
25	2001:129c:201f::/48	9714	0.21%	22356 -- Durand do Brasil Ltda, BR
26	2a03:2100:18::/48	9613	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
27	2001:678:20c::/48	9601	0.21%	39409 -- SWG-MYROOTPW, AT
28	2a10:9906:1002::/48	9597	0.21%	39409 -- SWG-MYROOTPW, AT
29	2a10:9902:111::/48	9597	0.21%	214493 -- FTSELL, DE
30	2a10:9906:1001::/48	9597	0.21%	39409 -- SWG-MYROOTPW, AT
31	2a10:9906:3020::/48	9594	0.21%	39409 -- SWG-MYROOTPW, AT
32	2a03:2100:19::/48	9564	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
33	2a03:2100:16::/48	9541	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
34	2a03:2100:2e::/48	9540	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
35	2a03:2100:13::/48	9530	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
36	2a03:2100:2c::/48	9522	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
37	2a03:2100:1a::/48	9517	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
38	2a03:2100:25::/48	9515	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
39	2a03:2100:29::/48	9514	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
40	2a03:2100:11::/48	9512	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
41	2a03:2100:27::/48	9480	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
42	2a03:2100:1d::/48	9466	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
43	2a03:2100:23::/48	9448	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
44	2a03:2100:20::/48	9442	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
45	2a03:2100:2b::/48	9434	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
46	2a03:2100:21::/48	9430	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
47	2a03:2100:24::/48	9424	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
48	2a03:2100:22::/48	9421	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
49	2a03:2100:26::/48	9413	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
50	2a03:2100:12::/48	9406	0.21%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
Total		1642435	36.22%

14 Day BGP Update Statistics Profile: 23-August-2025 00:00 - 6-September-2025 23:59 (UTC+1000)

Number of BGP Update Messages:	27208615
Number of Prefix Changes:	30672230
Number of Prefix Updates:	27208615
Number of Prefix Withdrawals:	3463615
Average Prefixes per BGP Update:	1.13
Average BGP Update Messages per second:	22.49
Average Prefix Updates per second:	25.36
Peak BGP Update Message Rate per second:	107397	(01:39:19 Mon, 25-Aug-2025)
Peak Prefix Update Rate per second:	107397	(01:39:19 Mon, 25-Aug-2025)
Peak Prefix Withdraw Rate per second:	3613	(21:30:03 Tue, 26-Aug-2025, )
Number of RIB Prefix Updates:	4387300	(0.16 of recv'd updates)
Number of RIB Prefix Withdrawals:	152262	(0.04 of recv'd withdrawals)
Peak RIB Update Rate per second:	104129	(01:39:19 Mon, 25-Aug-2025)
Peak RIB Withdrawal Rate per second:	3464	(21:30:08 Tue, 26-Aug-2025)
Seen Prefix Count:	241413
Updated Prefix Count:	240903
Stable Prefix Count:	510
Seen Origin AS Count:	35516
Updated Origin AS Count:	35492
Stable Origin AS Count:	24
Seen Unique Path Count:	155910
Updated Path Count:	116638
Stable Path Count:	39272

Five Minute Average of Per-Second Updated and Withdrawn Prefix Rate

Five Minute Peak of Per-Second Updated and Withdrawn Prefix Rate

Five Minute Average Per-Second Updated Prefix Rate by Update Type

Five Minute Peak of Per-Second Updated Prefix Rate by Update Type

BGP Table Activity

Cumulative Distribution of per-Prefix and per-AS Updates