The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 8 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	144701	3.94%	3982	36.34	VIETEL-AS-AP Viettel Group, VN
2	18403	121534	3.31%	3592	33.83	FPT-AS-AP FPT Telecom Company, VN
3	199340	104249	2.84%	2256	46.21	HONG-GUANWAN, HK
4	210940	85834	2.34%	2	42917.00	SEASONCLOUD, BR
5	16509	80806	2.20%	5440	14.85	AMAZON-02 - Amazon.com, Inc., US
6	40138	78650	2.14%	38	2069.74	MDNET - Mach Dilemma, LLC, US
7	28649	77063	2.10%	77	1000.82	Desktop Sigmanet Comunicacao Multimidia SA, BR
8	202256	76030	2.07%	259	293.55	LAWLIETNET, CN
9	39891	66221	1.80%	2058	32.18	ALJAWWALSTC-AS, SA
10	22927	62919	1.71%	253	248.69	Telefonica de Argentina, AR
11	28598	57186	1.56%	14	4084.71	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
12	211894	56300	1.53%	8	7037.50	UNGLEICH-PLACE18, CH
13	9287	45482	1.24%	8	5685.25	TIDCC-AS-AP True Internet Data Center Company Limited, TH
14	6535	42203	1.15%	8	5275.38	Telmex Servicios Empresariales S.A., CL
15	212691	35564	0.97%	2	17782.00	ARONSTRECKER-AS, DE
16	21351	33970	0.93%	16	2123.12	CANALPLUSTELECOM, GP
17	199553	30368	0.83%	6	5061.33	UNGLEICH-PLACE5, CH
18	9829	29901	0.81%	887	33.71	BSNL-NIB National Internet Backbone, IN
19	214497	28070	0.76%	3	9356.67	WHITELABEL Customer AS, IL
20	396509	26484	0.72%	13	2037.23	LETSCLOUD - LETSCLOUD, US
21	28669	25854	0.70%	4	6463.50	VERO S.A, BR
22	137409	25645	0.70%	1125	22.80	GSLNETWORKS-AS-AP GSL Networks Pty LTD, AU
23	17072	24792	0.68%	1410	17.58	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
24	38266	24372	0.66%	1369	17.80	VIL-AS-AP Vodafone Idea Ltd, IN
25	10103	23001	0.63%	12	1916.75	HKBN-AS-AP HK Broadband Network Ltd., HK
26	28640	22960	0.63%	15	1530.67	VIPWAY Telecomunicacoes Ltda, BR
27	204508	21975	0.60%	18	1220.83	MLGT, IT
28	139341	21759	0.59%	183	118.90	ACE-AS-AP ACE, SG
29	215956	21724	0.59%	34	638.94	MYIP-AS MyIP.be ~ AS215956, BE
30	271466	21135	0.58%	10	2113.50	UC Telecom Ltda, BR
31	203664	20737	0.56%	1	20737.00	LANXING-AS, CN
32	11172	20092	0.55%	2325	8.64	Alestra, S. de R.L. de C.V., MX
33	7545	20075	0.55%	755	26.59	TPG-INTERNET-AP TPG Telecom Limited, AU
34	5416	19817	0.54%	1043	19.00	Internet Service Provider, BH
35	272053	19384	0.53%	1	19384.00	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
36	328327	19322	0.53%	6	3220.33	ASAP-AS, ZA
37	45271	19092	0.52%	1250	15.27	VIL-AS-AP Vodafone Idea Ltd, IN
38	204210	18666	0.51%	4	4666.50	ZEUSPACKAGINGLTD, IE
39	213092	18162	0.49%	12	1513.50	MARBLEIS, GB
40	20473	17405	0.47%	963	18.07	AS-VULTR - The Constant Company, LLC, US
41	43350	17400	0.47%	24	725.00	NFORCE, NL
42	205157	17299	0.47%	5	3459.80	CIDNOC, US
43	274743	17037	0.46%	7	2433.86	FASTWEB TELECOMUNICACOES, BR
44	11664	15586	0.42%	1223	12.74	Techtel LMDS Comunicaciones Interactivas S.A., AR
45	199364	15179	0.41%	1	15179.00	RAX-AS, BG
46	262448	14963	0.41%	11	1360.27	DIALHOST INTERNET EIRELI, BR
47	214450	14617	0.40%	2	7308.50	OGL-AS, DE
48	48635	14382	0.39%	21	684.86	CLDIN-NL Your Hosting B.V. part of Your.Online, NL
49	213035	14187	0.39%	3	4729.00	AS-SERVERION Serverion B.V., NL
50	64289	13929	0.38%	3	4643.00	MACARNE - Macarne.com, US
Total		1864083	50.76%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	210940	42917.0	2.34%	2	85834	SEASONCLOUD, BR
2	203664	20737.0	0.56%	1	20737	LANXING-AS, CN
3	272053	19384.0	0.53%	1	19384	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
4	204210	18666.0	0.51%	4	18666	ZEUSPACKAGINGLTD, IE
5	212691	17782.0	0.97%	2	35564	ARONSTRECKER-AS, DE
6	199364	15179.0	0.41%	1	15179	RAX-AS, BG
7	213035	14187.0	0.39%	3	14187	AS-SERVERION Serverion B.V., NL
8	21351	11323.3	0.93%	16	33970	CANALPLUSTELECOM, GP
9	214497	9356.7	0.76%	3	28070	WHITELABEL Customer AS, IL
10	269453	8729.0	0.24%	1	8729	LUCIANO YAMASHIRO PINTO, BR
11	214450	7308.5	0.40%	2	14617	OGL-AS, DE
12	211894	7037.5	1.53%	8	56300	UNGLEICH-PLACE18, CH
13	6535	7033.8	1.15%	8	42203	Telmex Servicios Empresariales S.A., CL
14	28669	6463.5	0.70%	4	25854	VERO S.A, BR
15	210564	6218.0	0.17%	1	6218	SWANTZTER-AS, SE
16	199678	5904.0	0.16%	1	5904	AS-6RW-, RU
17	9287	5685.2	1.24%	8	45482	TIDCC-AS-AP True Internet Data Center Company Limited, TH
18	199553	5061.3	0.83%	6	30368	UNGLEICH-PLACE5, CH
19	20915	5001.0	0.14%	1	5001	HUNDRED-PERCENT-IT, GB
20	58419	4909.0	0.13%	2	4909	DATAVAIL-IN Datavail Infotech Pvt Ltd, IN
21	64289	4643.0	0.38%	3	13929	MACARNE - Macarne.com, US
22	202181	4435.0	0.12%	1	4435	TAMCOM-AS, RU
23	61609	4344.5	0.24%	2	8689	NextHop Solutions, BR
24	26879	4324.0	0.12%	1	4324	AURELIA-TELECOM-LLC - Aurelia Telecom Systems LLC, US
25	28598	4084.7	1.56%	14	57186	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
26	211645	3998.0	0.11%	1	3998	SPG, DE
27	198090	3888.0	0.11%	1	3888	ASLIBRA, IT
28	141145	3606.0	0.10%	1	3606	GIGANET-AS-ID PT Giga Digital Nusantara, ID
29	151650	3528.0	0.10%	1	3528	SWITCHFIBER-AS-AP Switch Fiber, PH
30	138535	3478.3	0.28%	3	10435	FURDEVS-AS-AP Wu Qi, CN
31	266362	3464.5	0.19%	2	6929	NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
32	205157	3459.8	0.47%	5	17299	CIDNOC, US
33	328327	3220.3	0.53%	6	19322	ASAP-AS, ZA
34	34689	3095.5	0.34%	6	12382	HOSTEROID, RO
35	57928	3051.0	0.08%	1	3051	PRODWARE-AS, FR
36	199235	2758.0	0.08%	1	2758	MIKROHALO-HU-AS, HU
37	40138	2457.8	2.14%	38	78650	MDNET - Mach Dilemma, LLC, US
38	274743	2433.9	0.46%	7	17037	FASTWEB TELECOMUNICACOES, BR
39	396509	2407.6	0.72%	13	26484	LETSCLOUD - LETSCLOUD, US
40	149500	2390.2	0.26%	4	9561	SR-AS-AP Shane Renshaw, HK
41	270746	2325.3	0.19%	3	6976	HBC TELECOM MULTIMIDIA LTDA, BR
42	208927	2173.0	0.06%	1	2173	WILO, DE
43	271466	2113.5	0.58%	10	21135	UC Telecom Ltda, BR
44	208948	2034.3	0.17%	3	6103	RECYCLED-CLOUD-AS, CH
45	2484	2010.0	0.05%	1	2010	NIC-FR-DNS-ANYCAST-AFNIC AFNIC Association Francaise pour le Nommage Internet en Cooperation, FR
46	40929	1998.0	0.16%	3	5994	MOEDOVE-BN - MoeDove, US
47	214160	1957.0	0.11%	3	3914	SHREE, GB
48	10103	1916.8	0.63%	12	23001	HKBN-AS-AP HK Broadband Network Ltd., HK
49	44212	1900.0	0.21%	4	7600	ADELPHINET1-AS, IE
50	212121	1878.4	0.26%
Total		328257.2	24.90%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2a14:67c1:b300::/40	78769	2.00%	210940 -- SEASONCLOUD, BR
2	2804:248:100::/40	57160	1.45%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
3	2a02:1391:5100::/40	33966	0.86%	21351 -- CANALPLUSTELECOM, GP
4	2804:4bec::/32	25830	0.66%	28669 -- VERO S.A, BR
5	2001:678:114::/48	22188	0.56%	212691 -- ARONSTRECKER-AS, DE
6	2800:540:2010::/44	21333	0.54%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
7	2800:540:2000::/44	21044	0.54%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
8	2a0e:aa07:e044::/48	20737	0.53%	203664 -- LANXING-AS, CN
9	2803:5d10::/32	19384	0.49%	272053 -- ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
10	2a0c:b641:302::/47	18666	0.47%	204210 -- ZEUSPACKAGINGLTD, IE
11	240d:c010:165::/48	17945	0.46%	139341 -- ACE-AS-AP ACE, SG
12	2a00:af60::/32	15179	0.39%	199364 -- RAX-AS, BG
13	2a10:ccc7:b110::/44	14387	0.37%	214497 -- WHITELABEL Customer AS, IL
15	2a14:3f87:9800::/38	13919	0.35%	64289 -- MACARNE - Macarne.com, US
16	2a14:7c0:1740::/48	13681	0.35%	214497 -- WHITELABEL Customer AS, IL
17	2a0e:8f02:f05e::/48	13376	0.34%	212691 -- ARONSTRECKER-AS, DE
18	2a13:9404::/32	12367	0.31%	34689 -- HOSTEROID, RO
19	2a06:1283:8c00::/40	11582	0.29%	211066 -- RYZEHOSTING-TRADING, AT
20	2406:840:e620::/48	10277	0.26%	138535 -- FURDEVS-AS-AP Wu Qi, CN
21	2a0a:e5c1:517::/48	9341	0.24%	199553 -- UNGLEICH-PLACE5, CH
22	2a0a:e5c0:16::/48	9230	0.23%	199553 -- UNGLEICH-PLACE5, CH
23	2a0a:e5c0:45::/48	9224	0.23%	199553 -- UNGLEICH-PLACE5, CH
24	2001:fb0:1001::/48	9113	0.23%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
25	2404:3280:a::/48	9109	0.23%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
26	2404:3280::/32	9105	0.23%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
27	2001:fb0:1002::/48	9087	0.23%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
28	2001:fb0:1000::/48	9062	0.23%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
29	2804:64d8::/32	8729	0.22%	269453 -- LUCIANO YAMASHIRO PINTO, BR
30	2804:87bc:dc04::/48	8686	0.22%	61609 -- NextHop Solutions, BR
31	2a0d:2a00:2::/48	8643	0.22%	205157 -- CIDNOC, US
32	2a0d:2a00:1::/48	8642	0.22%	205157 -- CIDNOC, US
33	2a0a:5480:2::/48	7980	0.20%	211894 -- UNGLEICH-PLACE18, CH
34	2a0a:5480:5::/48	7979	0.20%	211894 -- UNGLEICH-PLACE18, CH
35	2a0a:5480:1ac::/48	7976	0.20%	211894 -- UNGLEICH-PLACE18, CH
36	2a0a:5480:4::/48	7970	0.20%	211894 -- UNGLEICH-PLACE18, CH
37	2a0a:5480:3::/48	7969	0.20%	211894 -- UNGLEICH-PLACE18, CH
38	2a0a:5480:1::/48	7968	0.20%	211894 -- UNGLEICH-PLACE18, CH
39	2a0a:5480::/48	7968	0.20%	211894 -- UNGLEICH-PLACE18, CH
40	2a14:7580:ee0b::/48	7453	0.19%	215956 -- MYIP-AS MyIP.be ~ AS215956, BE
41	2a14:7580:ed58::/46	7444	0.19%	215956 -- MYIP-AS MyIP.be ~ AS215956, BE
42	2a0a:280:3650::/44	7394	0.19%	44908 -- MANG_AS, IT
43	2a0e:b107:19cb::/48	7340	0.19%	214450 -- OGL-AS, DE
44	2001:678:658::/48	7277	0.19%	214450 -- OGL-AS, DE
45	2a0f:9400:7370::/48	7263	0.18%	213092 -- MARBLEIS, GB
46	2a0f:9400:737d::/48	7113	0.18%	213092 -- MARBLEIS, GB
47	2a14:7580:ff10::/44	7065	0.18%	210940 -- SEASONCLOUD, BR
48	2804:36a8::/32	6923	0.18%	266362 -- NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
49	2600:6c7f:9370::/44	6917	0.18%	19115 -- CHARTER-19115-DC - Charter Communications LLC, US
50	2c0f:c00:100::/40	6845	0.17%	328327 -- ASAP-AS, ZA
Total		698792	17.73%

14 Day BGP Update Statistics Profile: 24-January-2026 00:00 - 7-February-2026 23:59 (UTC+1000)

Number of BGP Update Messages:	18429777
Number of Prefix Changes:	20857353
Number of Prefix Updates:	18429777
Number of Prefix Withdrawals:	2427576
Average Prefixes per BGP Update:	1.13
Average BGP Update Messages per second:	15.24
Average Prefix Updates per second:	17.24
Peak BGP Update Message Rate per second:	29560	(05:49:04 Sun, 1-Feb-2026)
Peak Prefix Update Rate per second:	29560	(05:49:04 Sun, 1-Feb-2026)
Peak Prefix Withdraw Rate per second:	4548	(07:35:00 Tue, 3-Feb-2026, )
Number of RIB Prefix Updates:	3670402	(0.20 of recv'd updates)
Number of RIB Prefix Withdrawals:	262507	(0.11 of recv'd withdrawals)
Peak RIB Update Rate per second:	12544	(05:48:51 Sun, 1-Feb-2026)
Peak RIB Withdrawal Rate per second:	3601	(07:35:00 Tue, 3-Feb-2026)
Seen Prefix Count:	255464
Updated Prefix Count:	174346
Stable Prefix Count:	81118
Seen Origin AS Count:	36114
Updated Origin AS Count:	30517
Stable Origin AS Count:	5597
Seen Unique Path Count:	168740
Updated Path Count:	145985
Stable Path Count:	22755

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