The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 22 February 2026 01:17 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	24158	813090	17.48%	504	1613.27	TAIWANMOBILE-AS Taiwan Mobile Co., Ltd., TW
2	7552	384571	8.27%	3980	96.63	VIETEL-AS-AP Viettel Group, VN
3	199340	100549	2.16%	2157	46.62	HONG-GUANWAN, HK
4	202256	83122	1.79%	260	319.70	LAWLIETNET, CN
5	16509	79952	1.72%	5499	14.54	AMAZON-02 - Amazon.com, Inc., US
6	9287	77174	1.66%	8	9646.75	TIDCC-AS-AP True Internet Data Center Company Limited, TH
7	10103	72791	1.56%	12	6065.92	HKBN-AS-AP HK Broadband Network Ltd., HK
8	40138	70097	1.51%	38	1844.66	MDNET - Mach Dilemma, LLC, US
9	28598	62094	1.33%	14	4435.29	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
10	210100	60789	1.31%	23	2643.00	SQ5WEP Network. ASN used for homelab, research, education, and networking projects., PL
11	211894	57719	1.24%	8	7214.88	UNGLEICH-PLACE18, CH
12	28649	52675	1.13%	77	684.09	Desktop Sigmanet Comunicacao Multimidia SA, BR
13	6535	48827	1.05%	8	6103.38	Telmex Servicios Empresariales S.A., CL
14	20473	46480	1.00%	1376	33.78	AS-VULTR - The Constant Company, LLC, US
15	266362	43858	0.94%	2	21929.00	NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
16	18403	43843	0.94%	3592	12.21	FPT-AS-AP FPT Telecom Company, VN
17	396509	37550	0.81%	13	2888.46	LETSCLOUD - LETSCLOUD, US
18	199553	35956	0.77%	6	5992.67	UNGLEICH-PLACE5, CH
19	9829	34057	0.73%	896	38.01	BSNL-NIB National Internet Backbone, IN
20	211972	33728	0.72%	7	4818.29	MSN-NET, DE
21	9674	33120	0.71%	38	871.58	FET-TW Far EastTone Telecommunication Co., Ltd., TW
22	28669	31821	0.68%	4	7955.25	VERO S.A, BR
23	38266	31584	0.68%	1371	23.04	VIL-AS-AP Vodafone Idea Ltd, IN
24	21351	31548	0.68%	16	1971.75	CANALPLUSTELECOM, GP
25	137409	29028	0.62%	1130	25.69	GSLNETWORKS-AS-AP GSL Networks Pty LTD, AU
26	38841	28837	0.62%	35	823.91	KBRO-AS-TW kbro CO. Ltd., TW
27	270746	26749	0.57%	3	8916.33	HBC TELECOM MULTIMIDIA LTDA, BR
28	11172	25888	0.56%	2368	10.93	Alestra, S. de R.L. de C.V., MX
29	26930	24798	0.53%	2	12399.00	PARALLAX - PureVoltage Hosting Inc., US
30	214497	23792	0.51%	3	7930.67	WHITELABEL Customer AS, IL
31	139341	23639	0.51%	185	127.78	ACE-AS-AP ACE, SG
32	45271	22854	0.49%	1256	18.20	VIL-AS-AP Vodafone Idea Ltd, IN
33	28458	22547	0.48%	2	11273.50	IENTC S DE RL DE CV, MX
34	204210	22099	0.48%	4	5524.75	ZEUSPACKAGINGLTD, IE
35	17072	19258	0.41%	1416	13.60	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
36	272053	17609	0.38%	1	17609.00	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
37	400302	17216	0.37%	3	5738.67	AS-PIKNIK - PiKNiK & Company Inc., US
38	13335	16562	0.36%	3125	5.30	CLOUDFLARENET - Cloudflare, Inc., US
39	8376	16202	0.35%	421	38.48	Jordan Data Communications, JO
40	212691	16059	0.35%	2	8029.50	ARONSTRECKER-AS, DE
41	22927	15728	0.34%	254	61.92	Telefonica de Argentina, AR
42	43350	15149	0.33%	24	631.21	NFORCE, NL
43	211066	14800	0.32%	17	870.59	RYZEHOSTING-TRADING, AT
44	14789	14500	0.31%	104	139.42	CLOUDFLARENET - Cloudflare, Inc., US
45	199364	14383	0.31%	1	14383.00	RAX-AS, BG
46	62610	14195	0.31%	79	179.68	ZEN-DPS - Zenlayer Inc, US
47	39891	14144	0.30%	2058	6.87	ALJAWWALSTC-AS, SA
48	134883	14087	0.30%	145	97.15	WSNS-AS Wsns Pvt. Ltd., IN
49	8151	14061	0.30%	465	30.24	UNINET, MX
50	36183	14021	0.30%	1645	8.52	AKAMAI-AS - Akamai Technologies, Inc., US
Total		2865200	61.58%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	266362	21929.0	0.94%	2	43858	NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
2	272053	17609.0	0.38%	1	17609	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
3	199364	14383.0	0.31%	1	14383	RAX-AS, BG
4	26930	12399.0	0.53%	2	24798	PARALLAX - PureVoltage Hosting Inc., US
5	28458	11273.5	0.48%	2	22547	IENTC S DE RL DE CV, MX
6	9287	9646.8	1.66%	8	77174	TIDCC-AS-AP True Internet Data Center Company Limited, TH
7	154486	9203.0	0.20%	1	9203	LESSISMORE-AS-AP REI MIMURA, JP
8	270746	8916.3	0.57%	3	26749	HBC TELECOM MULTIMIDIA LTDA, BR
9	203664	8563.0	0.18%	1	8563	LANXING-AS, CN
10	212691	8029.5	0.35%	2	16059	ARONSTRECKER-AS, DE
11	28669	7955.2	0.68%	4	31821	VERO S.A, BR
12	214497	7930.7	0.51%	3	23792	WHITELABEL Customer AS, IL
13	211894	7214.9	1.24%	8	57719	UNGLEICH-PLACE18, CH
14	214450	6126.5	0.26%	2	12253	OGL-AS, DE
15	6535	6103.4	1.05%	8	48827	Telmex Servicios Empresariales S.A., CL
16	10103	6065.9	1.56%	12	72791	HKBN-AS-AP HK Broadband Network Ltd., HK
17	199553	5992.7	0.77%	6	35956	UNGLEICH-PLACE5, CH
18	199678	5942.0	0.13%	1	5942	AS-6RW-, RU
19	400302	5738.7	0.37%	3	17216	AS-PIKNIK - PiKNiK & Company Inc., US
20	204210	5524.8	0.48%	4	22099	ZEUSPACKAGINGLTD, IE
21	150208	5406.0	0.12%	1	5406	IDNIC-IDMNET-AS-ID PT Internusa Duta Makmur, ID
22	61609	5192.0	0.22%	2	10384	NextHop Solutions, BR
23	210564	5156.0	0.11%	1	5156	SWANTZTER-AS, SE
24	211645	4862.0	0.10%	1	4862	SPG, DE
25	211972	4818.3	0.72%	7	33728	MSN-NET, DE
26	28598	4435.3	1.33%	14	62094	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
27	268487	4304.0	0.09%	5	4304	PRISMA TELECOMUNICACOES LTDA. EPP, BR
28	64289	3964.7	0.26%	3	11894	MACARNE - Macarne.com, US
29	198090	3784.0	0.08%	1	3784	ASLIBRA, IT
30	202181	3622.0	0.08%	1	3622	TAMCOM-AS, RU
31	205514	3591.0	0.08%	1	3591	REICHER-NET, HU
32	396509	3413.6	0.81%	13	37550	LETSCLOUD - LETSCLOUD, US
33	138535	3410.3	0.22%	3	10231	FURDEVS-AS-AP Wu Qi, CN
34	131143	3120.0	0.07%	1	3120	CHINATRUST-AS-TW Chinatrust Commercial Bank, TW
35	44212	3072.0	0.26%	4	12288	ADELPHINET1-AS, IE
36	150552	2929.0	0.06%	1	2929	BAROKAHNET-AS-ID PT Link Data Sumber Barokah, ID
37	17420	2794.0	0.06%	1	2794	ACEREDC-TW Acer e-Enabling Data Center, Inc., TW
38	199235	2725.0	0.06%	1	2725	MIKROHALO-HU-AS, HU
39	210100	2643.0	1.31%	23	60789	SQ5WEP Network. ASN used for homelab, research, education, and networking projects., PL
40	208948	2402.0	0.15%	3	7206	RECYCLED-CLOUD-AS, CH
41	270214	2146.0	0.14%	3	6438	EXTRAVISION COMUNICACION SAPI DE CV, MX
42	9671	2049.0	0.09%	2	4098	TRADEVAN-AS-AP Trade-Van Informaiton Services Co., TW
43	208927	2016.0	0.04%	1	2016	WILO, DE
44	21351	1971.8	0.68%	16	31548	CANALPLUSTELECOM, GP
45	274743	1869.7	0.28%	7	13088	FASTWEB TELECOMUNICACOES, BR
46	40138	1844.7	1.51%	38	70097	MDNET - Mach Dilemma, LLC, US
47	134094	1789.8	0.23%	6	10739	SERVERFIELD-AS Serverfield Co., Ltd., TW
48	24158	1613.3	17.48%	504	813090	TAIWANMOBILE-AS Taiwan Mobile Co., Ltd., TW
49	26879	1601.0	0.03%	1	1601	AURELIA-TELECOM-LLC - Aurelia Telecom Systems LLC, US
50	151650	1544.0	0.03%
Total		280636.4	39.35%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2804:248:100::/40	62052	1.28%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
2	2804:36a8::/32	43844	0.91%	266362 -- NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
3	2a10:9902:732::/48	33614	0.69%	211972 -- MSN-NET, DE
4	2804:4bec::/32	31802	0.66%	28669 -- VERO S.A, BR
5	2a02:1391:5100::/40	31508	0.65%	21351 -- CANALPLUSTELECOM, GP
6	2800:540:2010::/44	25050	0.52%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
7	2602:fa7c:100::/40	24797	0.51%	26930 -- PARALLAX - PureVoltage Hosting Inc., US
8	2800:540:2000::/44	24533	0.51%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
9	2806:202::/32	22510	0.47%	28458 -- IENTC S DE RL DE CV, MX
10	2a0c:b641:302::/47	22097	0.46%	204210 -- ZEUSPACKAGINGLTD, IE
11	240d:c010:165::/48	21479	0.44%	139341 -- ACE-AS-AP ACE, SG
12	2607:74c0:140::/44	20595	0.43%	10103 -- HKBN-AS-AP HK Broadband Network Ltd., HK
13	2804:70c0::/48	20581	0.43%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
14	2607:74c0:130::/44	20030	0.41%	10103 -- HKBN-AS-AP HK Broadband Network Ltd., HK
15	2607:74c0:110::/44	20015	0.41%	10103 -- HKBN-AS-AP HK Broadband Network Ltd., HK
16	2a14:7c0:1740::/48	19466	0.40%	214497 -- WHITELABEL Customer AS, IL
17	2001:fb0:1002::/48	19357	0.40%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
18	2001:fb0:1001::/48	19339	0.40%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
19	2404:3280::/32	19216	0.40%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
20	2404:3280:a::/48	19199	0.40%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
21	2803:5d10::/32	17609	0.36%	272053 -- ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
22	2602:fa01:34::/48	17214	0.36%	400302 -- AS-PIKNIK - PiKNiK & Company Inc., US
23	2a06:1283:8c00::/40	14763	0.31%	211066 -- RYZEHOSTING-TRADING, AT
24	2a00:af60::/32	14383	0.30%	199364 -- RAX-AS, BG
25	2400:cb00:1185::/48	13899	0.29%	14789 -- CLOUDFLARENET - Cloudflare, Inc., US
26	2a14:3f87:9800::/38	11888	0.25%	64289 -- MACARNE - Macarne.com, US
27	2804:87bc:dc04::/48	10383	0.21%	61609 -- NextHop Solutions, BR
28	2406:840:e620::/48	10160	0.21%	138535 -- FURDEVS-AS-AP Wu Qi, CN
29	2400:c700:205::/48	9266	0.19%	55410 -- VIL-AS-AP Vodafone Idea Ltd, IN 55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
30	2a0a:5480:4::/48	9222	0.19%	211894 -- UNGLEICH-PLACE18, CH
31	2a0a:5480:1::/48	9216	0.19%	211894 -- UNGLEICH-PLACE18, CH
32	2a0a:5480:3::/48	9214	0.19%	211894 -- UNGLEICH-PLACE18, CH
33	2a0a:5480::/48	9213	0.19%	211894 -- UNGLEICH-PLACE18, CH
34	2a0a:5480:5::/48	9208	0.19%	211894 -- UNGLEICH-PLACE18, CH
35	2a06:41:2000::/40	9203	0.19%	154486 -- LESSISMORE-AS-AP REI MIMURA, JP
36	2a0a:e5c0:16::/48	9198	0.19%	199553 -- UNGLEICH-PLACE5, CH
37	2a0a:e5c1:517::/48	9196	0.19%	199553 -- UNGLEICH-PLACE5, CH
38	2a0a:5480:2::/48	9186	0.19%	211894 -- UNGLEICH-PLACE18, CH
39	2a0a:e5c0:45::/48	9166	0.19%	199553 -- UNGLEICH-PLACE5, CH
40	2001:678:114::/48	8636	0.18%	212691 -- ARONSTRECKER-AS, DE
41	2a0e:aa07:e044::/48	8563	0.18%	203664 -- LANXING-AS, CN
42	2a0a:e5c0:42::/48	8393	0.17%	199553 -- UNGLEICH-PLACE5, CH
43	2a0e:8f02:f05e::/48	7423	0.15%	212691 -- ARONSTRECKER-AS, DE
44	2a0d:d9c3::/32	7202	0.15%	208948 -- RECYCLED-CLOUD-AS, CH
45	2600:6c7f:9370::/44	6885	0.14%	19115 -- CHARTER-19115-DC - Charter Communications LLC, US
46	2a0c:b641:bd9::/48	6878	0.14%	215527 -- XERONET -_._-, GB
47	2607:74c0:120::/44	6249	0.13%	10103 -- HKBN-AS-AP HK Broadband Network Ltd., HK
48	2a0e:b107:19cb::/48	6245	0.13%	214450 -- OGL-AS, DE
49	2804:70c0:32::/48	6160	0.13%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
50	2001:678:658::/48	6008	0.12%	214450 -- OGL-AS, DE
Total		811313	16.78%

14 Day BGP Update Statistics Profile: 7-February-2026 00:00 - 21-February-2026 23:59 (UTC+1000)

Number of BGP Update Messages:	21368831
Number of Prefix Changes:	23444013
Number of Prefix Updates:	21368831
Number of Prefix Withdrawals:	2075182
Average Prefixes per BGP Update:	1.10
Average BGP Update Messages per second:	17.67
Average Prefix Updates per second:	19.38
Peak BGP Update Message Rate per second:	75283	(12:04:46 Tue, 17-Feb-2026)
Peak Prefix Update Rate per second:	75283	(12:04:46 Tue, 17-Feb-2026)
Peak Prefix Withdraw Rate per second:	3350	(17:51:19 Tue, 17-Feb-2026, )
Number of RIB Prefix Updates:	4652367	(0.22 of recv'd updates)
Number of RIB Prefix Withdrawals:	187308	(0.09 of recv'd withdrawals)
Peak RIB Update Rate per second:	46346	(12:04:46 Tue, 17-Feb-2026)
Peak RIB Withdrawal Rate per second:	2358	(09:17:21 Mon, 9-Feb-2026)
Seen Prefix Count:	255790
Updated Prefix Count:	251247
Stable Prefix Count:	4543
Seen Origin AS Count:	36173
Updated Origin AS Count:	36007
Stable Origin AS Count:	166
Seen Unique Path Count:	166331
Updated Path Count:	134497
Stable Path Count:	31834

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