The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 10 February 2026 01:15 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	7552	185490	4.88%	3982	46.58	VIETEL-AS-AP Viettel Group, VN
2	18403	143129	3.76%	3592	39.85	FPT-AS-AP FPT Telecom Company, VN
3	199340	106248	2.79%	2255	47.12	HONG-GUANWAN, HK
4	210940	85833	2.26%	2	42916.50	SEASONCLOUD, BR
5	16509	81406	2.14%	5440	14.96	AMAZON-02 - Amazon.com, Inc., US
6	202256	76473	2.01%	259	295.26	LAWLIETNET, CN
7	40138	75561	1.99%	38	1988.45	MDNET - Mach Dilemma, LLC, US
8	28649	75559	1.99%	77	981.29	Desktop Sigmanet Comunicacao Multimidia SA, BR
9	214497	67546	1.78%	3	22515.33	WHITELABEL Customer AS, IL
10	211894	65543	1.72%	8	8192.88	UNGLEICH-PLACE18, CH
11	22927	65136	1.71%	253	257.45	Telefonica de Argentina, AR
12	39891	46726	1.23%	2058	22.70	ALJAWWALSTC-AS, SA
13	6535	40375	1.06%	8	5046.88	Telmex Servicios Empresariales S.A., CL
14	9287	35768	0.94%	8	4471.00	TIDCC-AS-AP True Internet Data Center Company Limited, TH
15	28598	33860	0.89%	14	2418.57	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
16	211972	32924	0.87%	7	4703.43	MSN-NET, DE
17	21351	32744	0.86%	16	2046.50	CANALPLUSTELECOM, GP
18	212691	32056	0.84%	2	16028.00	ARONSTRECKER-AS, DE
19	9829	30464	0.80%	888	34.31	BSNL-NIB National Internet Backbone, IN
20	199553	28981	0.76%	6	4830.17	UNGLEICH-PLACE5, CH
21	28669	26752	0.70%	4	6688.00	VERO S.A, BR
22	211066	25978	0.68%	17	1528.12	RYZEHOSTING-TRADING, AT
23	38266	24961	0.66%	1369	18.23	VIL-AS-AP Vodafone Idea Ltd, IN
24	10103	24655	0.65%	12	2054.58	HKBN-AS-AP HK Broadband Network Ltd., HK
25	137409	23361	0.61%	1125	20.77	GSLNETWORKS-AS-AP GSL Networks Pty LTD, AU
26	17072	23052	0.61%	1410	16.35	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
27	20473	22063	0.58%	974	22.65	AS-VULTR - The Constant Company, LLC, US
28	396509	20856	0.55%	13	1604.31	LETSCLOUD - LETSCLOUD, US
29	203664	20640	0.54%	1	20640.00	LANXING-AS, CN
30	139341	20523	0.54%	184	111.54	ACE-AS-AP ACE, SG
31	215956	20342	0.53%	34	598.29	MYIP-AS MyIP.be ~ AS215956, BE
32	7545	20323	0.53%	771	26.36	TPG-INTERNET-AP TPG Telecom Limited, AU
33	5416	19870	0.52%	1043	19.05	Internet Service Provider, BH
34	272053	19164	0.50%	1	19164.00	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
35	28640	18639	0.49%	15	1242.60	VIPWAY Telecomunicacoes Ltda, BR
36	199364	18370	0.48%	1	18370.00	RAX-AS, BG
37	11172	18340	0.48%	2331	7.87	Alestra, S. de R.L. de C.V., MX
38	204210	18129	0.48%	4	4532.25	ZEUSPACKAGINGLTD, IE
39	213092	17935	0.47%	12	1494.58	MARBLEIS, GB
40	43350	17448	0.46%	24	727.00	NFORCE, NL
41	205157	17399	0.46%	5	3479.80	CIDNOC, US
42	45271	17242	0.45%	1250	13.79	VIL-AS-AP Vodafone Idea Ltd, IN
43	11664	16833	0.44%	1224	13.75	Techtel LMDS Comunicaciones Interactivas S.A., AR
44	271466	16780	0.44%	10	1678.00	UC Telecom Ltda, BR
45	34689	16514	0.43%	6	2752.33	HOSTEROID, RO
46	13335	15686	0.41%	3069	5.11	CLOUDFLARENET - Cloudflare, Inc., US
47	204508	15409	0.41%	18	856.06	MLGT, IT
48	36183	15364	0.40%	1646	9.33	AKAMAI-AS - Akamai Technologies, Inc., US
49	4808	14936	0.39%	1018	14.67	CHINA169-BJ China Unicom Beijing Province Network, CN
50	262448	14326	0.38%	11	1302.36	DIALHOST INTERNET EIRELI, BR
Total		1923712	50.55%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	210940	42916.5	2.26%	2	85833	SEASONCLOUD, BR
2	214497	22515.3	1.78%	3	67546	WHITELABEL Customer AS, IL
3	203664	20640.0	0.54%	1	20640	LANXING-AS, CN
4	272053	19164.0	0.50%	1	19164	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
5	199364	18370.0	0.48%	1	18370	RAX-AS, BG
6	204210	18129.0	0.48%	4	18129	ZEUSPACKAGINGLTD, IE
7	212691	16028.0	0.84%	2	32056	ARONSTRECKER-AS, DE
8	211894	8192.9	1.72%	8	65543	UNGLEICH-PLACE18, CH
9	214450	7053.5	0.37%	2	14107	OGL-AS, DE
10	266362	6801.5	0.36%	2	13603	NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
11	6535	6729.2	1.06%	8	40375	Telmex Servicios Empresariales S.A., CL
12	28669	6688.0	0.70%	4	26752	VERO S.A, BR
13	210564	5451.0	0.14%	1	5451	SWANTZTER-AS, SE
14	61609	4854.0	0.26%	2	9708	NextHop Solutions, BR
15	199553	4830.2	0.76%	6	28981	UNGLEICH-PLACE5, CH
16	211972	4703.4	0.87%	7	32924	MSN-NET, DE
17	205651	4601.0	0.12%	1	4601	CATOFES, CN
18	20915	4568.0	0.12%	1	4568	HUNDRED-PERCENT-IT, GB
19	64289	4552.7	0.36%	3	13658	MACARNE - Macarne.com, US
20	9287	4471.0	0.94%	8	35768	TIDCC-AS-AP True Internet Data Center Company Limited, TH
21	211645	4182.0	0.11%	1	4182	SPG, DE
22	270746	4155.3	0.33%	3	12466	HBC TELECOM MULTIMIDIA LTDA, BR
23	34689	4128.5	0.43%	6	16514	HOSTEROID, RO
24	202181	4116.0	0.11%	1	4116	TAMCOM-AS, RU
25	151650	4102.0	0.11%	1	4102	SWITCHFIBER-AS-AP Switch Fiber, PH
26	58419	3960.0	0.10%	2	3960	DATAVAIL-IN Datavail Infotech Pvt Ltd, IN
27	198090	3867.0	0.10%	1	3867	ASLIBRA, IT
28	26879	3659.0	0.10%	1	3659	AURELIA-TELECOM-LLC - Aurelia Telecom Systems LLC, US
29	138535	3480.7	0.27%	3	10442	FURDEVS-AS-AP Wu Qi, CN
30	205157	3479.8	0.46%	5	17399	CIDNOC, US
31	269453	3306.0	0.09%	1	3306	LUCIANO YAMASHIRO PINTO, BR
32	21351	3274.4	0.86%	16	32744	CANALPLUSTELECOM, GP
33	199678	3090.0	0.08%	1	3090	AS-6RW-, RU
34	26930	2865.0	0.15%	2	5730	PARALLAX - PureVoltage Hosting Inc., US
35	199235	2721.0	0.07%	1	2721	MIKROHALO-HU-AS, HU
36	28598	2418.6	0.89%	14	33860	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
37	208948	2335.7	0.18%	3	7007	RECYCLED-CLOUD-AS, CH
38	328327	2110.8	0.33%	6	12665	ASAP-AS, ZA
39	40138	2098.9	1.99%	38	75561	MDNET - Mach Dilemma, LLC, US
40	10103	2054.6	0.65%	12	24655	HKBN-AS-AP HK Broadband Network Ltd., HK
41	141145	1921.0	0.05%	1	1921	GIGANET-AS-ID PT Giga Digital Nusantara, ID
42	2484	1907.0	0.05%	1	1907	NIC-FR-DNS-ANYCAST-AFNIC AFNIC Association Francaise pour le Nommage Internet en Cooperation, FR
43	47279	1902.0	0.05%	1	1902	TPIP-AS, DE
44	396509	1896.0	0.55%	13	20856	LETSCLOUD - LETSCLOUD, US
45	274743	1883.4	0.35%	7	13184	FASTWEB TELECOMUNICACOES, BR
46	208927	1820.0	0.05%	1	1820	WILO, DE
47	61008	1797.0	0.05%	1	1797	MIHAN-POP3 MIHAN COMMUNICATION SYSTEMS [ZONE4], IR
48	44212	1796.0	0.19%	4	7184	ADELPHINET1-AS, IE
49	212121	1791.6	0.24%	5	8958	VAGUE, GB
50	214160	1777.0	0.09%
Total		315155.5	23.74%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2a14:67c1:b300::/40	78770	1.93%	210940 -- SEASONCLOUD, BR
2	2a10:ccc7:b110::/44	34440	0.84%	214497 -- WHITELABEL Customer AS, IL
3	2804:248:100::/40	33834	0.83%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
4	2a14:7c0:1740::/48	33104	0.81%	214497 -- WHITELABEL Customer AS, IL
5	2a10:9902:732::/48	32864	0.80%	211972 -- MSN-NET, DE
6	2a02:1391:5100::/40	32732	0.80%	21351 -- CANALPLUSTELECOM, GP
7	2804:4bec::/32	26713	0.65%	28669 -- VERO S.A, BR
8	2a06:1283:8c00::/40	25937	0.63%	211066 -- RYZEHOSTING-TRADING, AT
9	2800:540:2010::/44	20937	0.51%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
10	2800:540:2000::/44	20723	0.51%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
11	2a0e:aa07:e044::/48	20641	0.51%	203664 -- LANXING-AS, CN
12	2803:5d10::/32	19165	0.47%	272053 -- ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
13	2001:678:114::/48	18917	0.46%	212691 -- ARONSTRECKER-AS, DE
14	2a00:af60::/32	18370	0.45%	199364 -- RAX-AS, BG
15	2a0c:b641:302::/47	18129	0.44%	204210 -- ZEUSPACKAGINGLTD, IE
16	240d:c010:165::/48	16633	0.41%	139341 -- ACE-AS-AP ACE, SG
17	2a13:9404::/32	16489	0.40%	34689 -- HOSTEROID, RO
18	2a14:3f87:9800::/38	13648	0.33%	64289 -- MACARNE - Macarne.com, US
19	2804:36a8::/32	13599	0.33%	266362 -- NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
20	2a0e:8f02:f05e::/48	13139	0.32%	212691 -- ARONSTRECKER-AS, DE
21	2406:840:e620::/48	10231	0.25%	138535 -- FURDEVS-AS-AP Wu Qi, CN
22	2804:87bc:dc04::/48	9705	0.24%	61609 -- NextHop Solutions, BR
23	2a0a:5480:4::/48	9351	0.23%	211894 -- UNGLEICH-PLACE18, CH
24	2a0a:5480:1::/48	9347	0.23%	211894 -- UNGLEICH-PLACE18, CH
25	2a0a:5480::/48	9343	0.23%	211894 -- UNGLEICH-PLACE18, CH
26	2a0a:5480:3::/48	9288	0.23%	211894 -- UNGLEICH-PLACE18, CH
27	2a0a:5480:5::/48	9246	0.23%	211894 -- UNGLEICH-PLACE18, CH
28	2a0a:5480:1ac::/48	9246	0.23%	211894 -- UNGLEICH-PLACE18, CH
29	2a0a:5480:2::/48	9231	0.23%	211894 -- UNGLEICH-PLACE18, CH
30	2600:6c7f:9370::/44	9219	0.23%	19115 -- CHARTER-19115-DC - Charter Communications LLC, US
31	2a0a:e5c1:517::/48	9216	0.23%	199553 -- UNGLEICH-PLACE5, CH
32	2a0d:2a00:2::/48	8694	0.21%	205157 -- CIDNOC, US
33	2a0d:2a00:1::/48	8692	0.21%	205157 -- CIDNOC, US
34	2a0a:e5c0:16::/48	8061	0.20%	199553 -- UNGLEICH-PLACE5, CH
35	2a0a:e5c0:45::/48	8060	0.20%	199553 -- UNGLEICH-PLACE5, CH
36	2a0f:9400:7370::/48	7391	0.18%	213092 -- MARBLEIS, GB
37	2a0f:9400:737d::/48	7338	0.18%	213092 -- MARBLEIS, GB
38	2001:fb0:1001::/48	7169	0.18%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
39	2404:3280:a::/48	7158	0.18%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
40	2001:fb0:1002::/48	7157	0.18%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
41	2404:3280::/32	7151	0.17%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
42	2001:fb0:1000::/48	7127	0.17%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
43	2001:678:658::/48	7083	0.17%	214450 -- OGL-AS, DE
44	2a14:7580:ff10::/44	7063	0.17%	210940 -- SEASONCLOUD, BR
45	2a0e:b107:19cb::/48	7024	0.17%	214450 -- OGL-AS, DE
46	2a0d:d9c3::/32	7005	0.17%	208948 -- RECYCLED-CLOUD-AS, CH
47	2a14:7580:ee0b::/48	6424	0.16%	215956 -- MYIP-AS MyIP.be ~ AS215956, BE
48	2a14:7580:ed58::/46	6420	0.16%	215956 -- MYIP-AS MyIP.be ~ AS215956, BE
49	2804:868:c059::/48	5938	0.15%	28649 -- Desktop Sigmanet Comunicacao Multimidia SA, BR
50	2804:70c0::/32	5890	0.14%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
Total		749052	18.34%

14 Day BGP Update Statistics Profile: 26-January-2026 00:00 - 9-February-2026 23:59 (UTC+1000)

Number of BGP Update Messages:	19449414
Number of Prefix Changes:	21852800
Number of Prefix Updates:	19449414
Number of Prefix Withdrawals:	2403386
Average Prefixes per BGP Update:	1.12
Average BGP Update Messages per second:	16.08
Average Prefix Updates per second:	18.07
Peak BGP Update Message Rate per second:	35160	(05:10:02 Mon, 9-Feb-2026)
Peak Prefix Update Rate per second:	35160	(05:10:02 Mon, 9-Feb-2026)
Peak Prefix Withdraw Rate per second:	4548	(07:35:00 Tue, 3-Feb-2026, )
Number of RIB Prefix Updates:	3804023	(0.20 of recv'd updates)
Number of RIB Prefix Withdrawals:	282293	(0.12 of recv'd withdrawals)
Peak RIB Update Rate per second:	16935	(05:10:02 Mon, 9-Feb-2026)
Peak RIB Withdrawal Rate per second:	3948	(07:35:00 Tue, 3-Feb-2026)
Seen Prefix Count:	254481
Updated Prefix Count:	201180
Stable Prefix Count:	53301
Seen Origin AS Count:	36107
Updated Origin AS Count:	32514
Stable Origin AS Count:	3593
Seen Unique Path Count:	171718
Updated Path Count:	152588
Stable Path Count:	19130

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