The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 12 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	247135	6.33%	3980	62.09	VIETEL-AS-AP Viettel Group, VN
2	18403	152612	3.91%	3592	42.49	FPT-AS-AP FPT Telecom Company, VN
3	199340	105977	2.71%	2251	47.08	HONG-GUANWAN, HK
4	210940	85832	2.20%	2	42916.00	SEASONCLOUD, BR
5	16509	80450	2.06%	5452	14.76	AMAZON-02 - Amazon.com, Inc., US
6	202256	78819	2.02%	259	304.32	LAWLIETNET, CN
7	40138	76130	1.95%	38	2003.42	MDNET - Mach Dilemma, LLC, US
8	28649	73492	1.88%	77	954.44	Desktop Sigmanet Comunicacao Multimidia SA, BR
9	214497	67546	1.73%	3	22515.33	WHITELABEL Customer AS, IL
10	22927	65664	1.68%	254	258.52	Telefonica de Argentina, AR
11	211894	65297	1.67%	8	8162.12	UNGLEICH-PLACE18, CH
12	6535	52648	1.35%	8	6581.00	Telmex Servicios Empresariales S.A., CL
13	212691	33821	0.87%	2	16910.50	ARONSTRECKER-AS, DE
14	211972	33653	0.86%	7	4807.57	MSN-NET, DE
15	28598	32866	0.84%	14	2347.57	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
16	199553	32408	0.83%	6	5401.33	UNGLEICH-PLACE5, CH
17	21351	31906	0.82%	16	1994.12	CANALPLUSTELECOM, GP
18	9829	29877	0.77%	887	33.68	BSNL-NIB National Internet Backbone, IN
19	28669	28537	0.73%	4	7134.25	VERO S.A, BR
20	38266	27369	0.70%	1369	19.99	VIL-AS-AP Vodafone Idea Ltd, IN
21	17072	26394	0.68%	1410	18.72	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
22	211066	26042	0.67%	17	1531.88	RYZEHOSTING-TRADING, AT
23	20473	25420	0.65%	962	26.42	AS-VULTR - The Constant Company, LLC, US
24	137409	22105	0.57%	1129	19.58	GSLNETWORKS-AS-AP GSL Networks Pty LTD, AU
25	7545	21011	0.54%	791	26.56	TPG-INTERNET-AP TPG Telecom Limited, AU
26	270746	20916	0.54%	3	6972.00	HBC TELECOM MULTIMIDIA LTDA, BR
27	9287	20850	0.53%	8	2606.25	TIDCC-AS-AP True Internet Data Center Company Limited, TH
28	199364	20680	0.53%	1	20680.00	RAX-AS, BG
29	203664	20414	0.52%	1	20414.00	LANXING-AS, CN
30	272053	19946	0.51%	1	19946.00	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
31	139341	19641	0.50%	186	105.60	ACE-AS-AP ACE, SG
32	204210	18827	0.48%	4	4706.75	ZEUSPACKAGINGLTD, IE
33	210100	18547	0.47%	23	806.39	SQ5WEP Network. ASN used for homelab, research, education, and networking projects., PL
34	11172	18523	0.47%	2348	7.89	Alestra, S. de R.L. de C.V., MX
35	266362	18469	0.47%	2	9234.50	NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
36	11664	18217	0.47%	1224	14.88	Techtel LMDS Comunicaciones Interactivas S.A., AR
37	213092	17418	0.45%	12	1451.50	MARBLEIS, GB
38	205157	17287	0.44%	5	3457.40	CIDNOC, US
39	215956	17182	0.44%	34	505.35	MYIP-AS MyIP.be ~ AS215956, BE
40	39891	17081	0.44%	2058	8.30	ALJAWWALSTC-AS, SA
41	43350	16703	0.43%	24	695.96	NFORCE, NL
42	34689	16505	0.42%	6	2750.83	HOSTEROID, RO
43	396509	16053	0.41%	13	1234.85	LETSCLOUD - LETSCLOUD, US
44	5416	15794	0.40%	1043	15.14	Internet Service Provider, BH
45	36183	15710	0.40%	1645	9.55	AKAMAI-AS - Akamai Technologies, Inc., US
46	4808	15660	0.40%	1016	15.41	CHINA169-BJ China Unicom Beijing Province Network, CN
47	10103	15237	0.39%	12	1269.75	HKBN-AS-AP HK Broadband Network Ltd., HK
48	13335	15160	0.39%	3048	4.97	CLOUDFLARENET - Cloudflare, Inc., US
49	45271	14126	0.36%	1256	11.25	VIL-AS-AP Vodafone Idea Ltd, IN
50	48635	14080	0.36%	21	670.48	CLDIN-NL Your Hosting B.V. part of Your.Online, NL
Total		1962037	50.24%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	210940	42916.0	2.20%	2	85832	SEASONCLOUD, BR
2	214497	22515.3	1.73%	3	67546	WHITELABEL Customer AS, IL
3	199364	20680.0	0.53%	1	20680	RAX-AS, BG
4	203664	20414.0	0.52%	1	20414	LANXING-AS, CN
5	272053	19946.0	0.51%	1	19946	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
6	204210	18827.0	0.48%	4	18827	ZEUSPACKAGINGLTD, IE
7	212691	16910.5	0.87%	2	33821	ARONSTRECKER-AS, DE
8	150552	11694.0	0.30%	1	11694	BAROKAHNET-AS-ID PT Link Data Sumber Barokah, ID
9	266362	9234.5	0.47%	2	18469	NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
10	6535	8774.7	1.35%	8	52648	Telmex Servicios Empresariales S.A., CL
11	211894	8162.1	1.67%	8	65297	UNGLEICH-PLACE18, CH
12	28669	7134.2	0.73%	4	28537	VERO S.A, BR
13	270746	6972.0	0.54%	3	20916	HBC TELECOM MULTIMIDIA LTDA, BR
14	214450	6756.5	0.35%	2	13513	OGL-AS, DE
15	202181	6035.0	0.15%	1	6035	TAMCOM-AS, RU
16	34689	5501.7	0.42%	6	16505	HOSTEROID, RO
17	199553	5401.3	0.83%	6	32408	UNGLEICH-PLACE5, CH
18	26930	5375.0	0.28%	2	10750	PARALLAX - PureVoltage Hosting Inc., US
19	6871	5286.0	0.14%	3	5286	PLUSNET UK Internet Service Provider, GB
20	61609	5235.5	0.27%	2	10471	NextHop Solutions, BR
21	26879	4841.0	0.12%	1	4841	AURELIA-TELECOM-LLC - Aurelia Telecom Systems LLC, US
22	211972	4807.6	0.86%	7	33653	MSN-NET, DE
23	64289	4648.0	0.36%	3	13944	MACARNE - Macarne.com, US
24	210564	4631.0	0.12%	1	4631	SWANTZTER-AS, SE
25	211645	4315.0	0.11%	1	4315	SPG, DE
26	20915	4148.0	0.11%	1	4148	HUNDRED-PERCENT-IT, GB
27	198090	3860.0	0.10%	1	3860	ASLIBRA, IT
28	151650	3566.0	0.09%	1	3566	SWITCHFIBER-AS-AP Switch Fiber, PH
29	213035	3486.0	0.27%	3	10458	AS-SERVERION Serverion B.V., NL
30	205157	3457.4	0.44%	5	17287	CIDNOC, US
31	138535	3389.3	0.26%	3	10168	FURDEVS-AS-AP Wu Qi, CN
32	58419	3356.0	0.09%	2	3356	DATAVAIL-IN Datavail Infotech Pvt Ltd, IN
33	270214	3287.3	0.25%	3	9862	EXTRAVISION COMUNICACION SAPI DE CV, MX
34	21351	3190.6	0.82%	16	31906	CANALPLUSTELECOM, GP
35	199678	3035.0	0.08%	1	3035	AS-6RW-, RU
36	199235	2758.0	0.07%	1	2758	MIKROHALO-HU-AS, HU
37	9287	2606.2	0.53%	8	20850	TIDCC-AS-AP True Internet Data Center Company Limited, TH
38	28598	2347.6	0.84%	14	32866	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
39	208927	2193.0	0.06%	1	2193	WILO, DE
40	208948	2147.3	0.16%	3	6442	RECYCLED-CLOUD-AS, CH
41	40138	2114.7	1.95%	38	76130	MDNET - Mach Dilemma, LLC, US
42	149500	2097.0	0.16%	3	6291	SR-AS-AP Shane Renshaw, HK
43	61008	1912.0	0.05%	1	1912	MIHAN-POP3 MIHAN COMMUNICATION SYSTEMS [ZONE4], IR
44	44212	1860.0	0.19%	4	7440	ADELPHINET1-AS, IE
45	214160	1774.0	0.09%	3	3548	SHREE, GB
46	212121	1760.2	0.23%	5	8801	VAGUE, GB
47	8613	1716.0	0.04%	1	1716	WAVENET-AS8613, GB
48	205651	1709.0	0.04%	1	1709	CATOFES, CN
49	400302	1689.0	0.09%	3	3378	AS-PIKNIK - PiKNiK & Company Inc., US
50	47279	1642.0	0.04%
Total		342115.5	22.96%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2a14:67c1:b300::/40	78769	1.88%	210940 -- SEASONCLOUD, BR
2	2a10:ccc7:b110::/44	34440	0.82%	214497 -- WHITELABEL Customer AS, IL
3	2a10:9902:732::/48	33600	0.80%	211972 -- MSN-NET, DE
4	2a14:7c0:1740::/48	33104	0.79%	214497 -- WHITELABEL Customer AS, IL
5	2804:248:100::/40	32825	0.78%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
6	2a02:1391:5100::/40	31894	0.76%	21351 -- CANALPLUSTELECOM, GP
7	2804:4bec::/32	28496	0.68%	28669 -- VERO S.A, BR
8	2800:540:2010::/44	27401	0.65%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
9	2800:540:2000::/44	27071	0.65%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
10	2a06:1283:8c00::/40	25937	0.62%	211066 -- RYZEHOSTING-TRADING, AT
11	2a00:af60::/32	20680	0.49%	199364 -- RAX-AS, BG
12	2a0e:aa07:e044::/48	20415	0.49%	203664 -- LANXING-AS, CN
13	2803:5d10::/32	19946	0.48%	272053 -- ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
14	2001:678:114::/48	19021	0.45%	212691 -- ARONSTRECKER-AS, DE
15	2a0c:b641:302::/47	18827	0.45%	204210 -- ZEUSPACKAGINGLTD, IE
16	2804:36a8::/32	18465	0.44%	266362 -- NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
17	2a13:9404::/32	16489	0.39%	34689 -- HOSTEROID, RO
18	240d:c010:165::/48	16310	0.39%	139341 -- ACE-AS-AP ACE, SG
19	2a0e:8f02:f05e::/48	14800	0.35%	212691 -- ARONSTRECKER-AS, DE
20	2a14:3f87:9800::/38	13934	0.33%	64289 -- MACARNE - Macarne.com, US
21	2001:df2:84c0::/48	11694	0.28%	150552 -- BAROKAHNET-AS-ID PT Link Data Sumber Barokah, ID
22	2400:cb00:1185::/48	11255	0.27%	14789 -- CLOUDFLARENET - Cloudflare, Inc., US
23	2602:fa7c:100::/40	10748	0.26%	26930 -- PARALLAX - PureVoltage Hosting Inc., US
24	2804:87bc:dc04::/48	10468	0.25%	61609 -- NextHop Solutions, BR
25	2a10:1440::/29	10450	0.25%	213035 -- AS-SERVERION Serverion B.V., NL
26	2406:840:e620::/48	9965	0.24%	138535 -- FURDEVS-AS-AP Wu Qi, CN
27	2a0a:5480:4::/48	9343	0.22%	211894 -- UNGLEICH-PLACE18, CH
28	2a0a:5480:1::/48	9338	0.22%	211894 -- UNGLEICH-PLACE18, CH
29	2a0a:5480::/48	9333	0.22%	211894 -- UNGLEICH-PLACE18, CH
30	2a0a:5480:3::/48	9294	0.22%	211894 -- UNGLEICH-PLACE18, CH
31	2a0a:5480:5::/48	9266	0.22%	211894 -- UNGLEICH-PLACE18, CH
32	2a0a:5480:2::/48	9250	0.22%	211894 -- UNGLEICH-PLACE18, CH
33	2a0a:e5c1:517::/48	9190	0.22%	199553 -- UNGLEICH-PLACE5, CH
34	2a0a:e5c0:16::/48	9146	0.22%	199553 -- UNGLEICH-PLACE5, CH
35	2a0a:e5c0:45::/48	9104	0.22%	199553 -- UNGLEICH-PLACE5, CH
36	2a0a:5480:1ac::/48	9042	0.22%	211894 -- UNGLEICH-PLACE18, CH
37	2a0d:2a00:2::/48	8636	0.21%	205157 -- CIDNOC, US
38	2a0d:2a00:1::/48	8634	0.21%	205157 -- CIDNOC, US
39	2804:70c0::/32	8498	0.20%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
40	2804:70c0:32::/48	7946	0.19%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
41	2600:6c7f:9370::/44	7644	0.18%	19115 -- CHARTER-19115-DC - Charter Communications LLC, US
42	2a0f:9400:737d::/48	7592	0.18%	213092 -- MARBLEIS, GB
43	2a0f:9400:7370::/48	7581	0.18%	213092 -- MARBLEIS, GB
44	2a14:7580:ff10::/44	7063	0.17%	210940 -- SEASONCLOUD, BR
45	2001:678:658::/48	6821	0.16%	214450 -- OGL-AS, DE
46	2a0e:b107:19cb::/48	6692	0.16%	214450 -- OGL-AS, DE
47	2a0d:d9c3::/32	6440	0.15%	208948 -- RECYCLED-CLOUD-AS, CH
48	2a0b:a8c0:2::/48	6035	0.14%	202181 -- TAMCOM-AS, RU
49	2804:868:c059::/48	5830	0.14%	28649 -- Desktop Sigmanet Comunicacao Multimidia SA, BR
50	2804:868:d059::/48	5697	0.14%	28649 -- Desktop Sigmanet Comunicacao Multimidia SA, BR
Total		790419	18.85%

14 Day BGP Update Statistics Profile: 28-January-2026 00:00 - 11-February-2026 23:59 (UTC+1000)

Number of BGP Update Messages:	19947338
Number of Prefix Changes:	22337279
Number of Prefix Updates:	19947338
Number of Prefix Withdrawals:	2389941
Average Prefixes per BGP Update:	1.12
Average BGP Update Messages per second:	16.49
Average Prefix Updates per second:	18.47
Peak BGP Update Message Rate per second:	35540	(05:10:02 Mon, 9-Feb-2026)
Peak Prefix Update Rate per second:	35540	(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:	3905105	(0.20 of recv'd updates)
Number of RIB Prefix Withdrawals:	280345	(0.12 of recv'd withdrawals)
Peak RIB Update Rate per second:	17471	(05:10:02 Mon, 9-Feb-2026)
Peak RIB Withdrawal Rate per second:	3948	(07:35:00 Tue, 3-Feb-2026)
Seen Prefix Count:	254916
Updated Prefix Count:	202132
Stable Prefix Count:	52784
Seen Origin AS Count:	36100
Updated Origin AS Count:	32489
Stable Origin AS Count:	3611
Seen Unique Path Count:	172439
Updated Path Count:	154616
Stable Path Count:	17823

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