The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 25 March 2026 01:17 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	18403	746970	14.67%	3573	209.06	FPT-AS-AP FPT Telecom Company, VN
2	7552	348831	6.85%	3995	87.32	VIETEL-AS-AP Viettel Group, VN
3	20473	249218	4.89%	4180	59.62	AS-VULTR - The Constant Company, LLC, US
4	32098	126187	2.48%	1844	68.43	TRANSTELCO-INC - Transtelco Inc, US
5	16509	113041	2.22%	5533	20.43	AMAZON-02 - Amazon.com, Inc., US
6	202256	96816	1.90%	324	298.81	LAWLIETNET, CN
7	13999	92374	1.81%	444	208.05	Mega Cable, S.A. de C.V., MX
8	199340	85542	1.68%	3915	21.85	HONG-GUANWAN, HK
9	270746	73123	1.44%	3	24374.33	HBC TELECOM MULTIMIDIA LTDA, BR
10	40138	72685	1.43%	39	1863.72	MDNET - Mach Dilemma, LLC, US
11	24158	72505	1.42%	504	143.86	TAIWANMOBILE-AS Taiwan Mobile Co., Ltd., TW
12	211894	49429	0.97%	8	6178.62	UNGLEICH-PLACE18, CH
13	9808	47283	0.93%	6914	6.84	CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN
14	9287	47036	0.92%	8	5879.50	TIDCC-AS-AP True Internet Data Center Company Limited, TH
15	28669	32222	0.63%	4	8055.50	VERO S.A, BR
16	396509	31751	0.62%	17	1867.71	LETSCLOUD - LETSCLOUD, US
17	28598	29946	0.59%	14	2139.00	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
18	6535	29155	0.57%	8	3644.38	Telmex Servicios Empresariales S.A., CL
19	11172	28870	0.57%	2453	11.77	Alestra, S. de R.L. de C.V., MX
20	9829	28057	0.55%	1021	27.48	BSNL-NIB National Internet Backbone, IN
21	137409	26651	0.52%	1126	23.67	GSLNETWORKS-AS-AP GSL Networks Pty LTD, AU
22	64289	26203	0.51%	3	8734.33	MACARNE - Macarne.com, US
23	10103	23957	0.47%	12	1996.42	HKBN-AS-AP HK Broadband Network Ltd., HK
24	26930	23325	0.46%	2	11662.50	PARALLAX - PureVoltage Hosting Inc., US
25	17072	23124	0.45%	1435	16.11	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
26	141898	22016	0.43%	2	11008.00	MILENETWORK-AS-ID PT Milenial Inti Telekomunikasi, ID
27	39891	21677	0.43%	2058	10.53	ALJAWWALSTC-AS, SA
28	45271	21454	0.42%	1256	17.08	VIL-AS-AP Vodafone Idea Ltd, IN
29	268397	21221	0.42%	31	684.55	REINALDO DE JESUS, BR
30	204508	19825	0.39%	18	1101.39	MLGT, IT
31	214450	19540	0.38%	2	9770.00	OGL-AS, DE
32	13335	19080	0.37%	2906	6.57	CLOUDFLARENET - Cloudflare, Inc., US
33	204210	18818	0.37%	4	4704.50	ZEUSPACKAGINGLTD, IE
34	38266	18817	0.37%	1358	13.86	VIL-AS-AP Vodafone Idea Ltd, IN
35	213092	18791	0.37%	12	1565.92	MARBLEIS, GB
36	139341	17847	0.35%	190	93.93	ACE-AS-AP ACE, SG
37	212128	17472	0.34%	21	832.00	Geofeed horizon-telecom.rugeofeed.csv, RU
38	264525	16796	0.33%	5	3359.20	Coelho Tecnologia, BR
39	17622	16769	0.33%	1964	8.54	CNCGROUP-GZ China Unicom Guangzhou network, CN
40	4808	16665	0.33%	1098	15.18	CHINA169-BJ China Unicom Beijing Province Network, CN
41	36183	16215	0.32%	1645	9.86	AKAMAI-AS - Akamai Technologies, Inc., US
42	31898	15899	0.31%	848	18.75	ORACLE-BMC-31898 - Oracle Corporation, US
43	5416	15830	0.31%	2599	6.09	Internet Service Provider, BH
44	400302	15825	0.31%	3	5275.00	AS-PIKNIK - PiKNiK & Company Inc., US
45	30058	15063	0.30%	152	99.10	FDCSERVERS - FDCservers.net, US
46	28573	14972	0.29%	1729	8.66	Claro NXT Telecomunicacoes Ltda, BR
47	211972	14766	0.29%	7	2109.43	MSN-NET, DE
48	62610	14631	0.29%	79	185.20	ZEN-DPS - Zenlayer Inc, US
49	215527	14324	0.28%	10	1432.40	XERONET -_._-, GB
50	26611	14203	0.28%	1190	11.94	COMUNICACION CELULAR S.A. COMCEL S.A., CO
Total		2962817	58.16%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	270746	24374.3	1.44%	3	73123	HBC TELECOM MULTIMIDIA LTDA, BR
2	151650	14079.0	0.28%	1	14079	SWITCHFIBER-AS-AP Switch Fiber, PH
3	26930	11662.5	0.46%	2	23325	PARALLAX - PureVoltage Hosting Inc., US
4	141898	11008.0	0.43%	2	22016	MILENETWORK-AS-ID PT Milenial Inti Telekomunikasi, ID
5	214450	9770.0	0.38%	2	19540	OGL-AS, DE
6	64289	8734.3	0.51%	3	26203	MACARNE - Macarne.com, US
7	28669	8055.5	0.63%	4	32222	VERO S.A, BR
8	202181	7493.0	0.15%	1	7493	TAMCOM-AS, RU
9	28458	6744.5	0.26%	2	13489	IENTC S DE RL DE CV, MX
10	61609	6597.5	0.26%	2	13195	NextHop Solutions, BR
11	211894	6178.6	0.97%	8	49429	UNGLEICH-PLACE18, CH
12	9287	5879.5	0.92%	8	47036	TIDCC-AS-AP True Internet Data Center Company Limited, TH
13	199678	5797.0	0.11%	1	5797	AS-6RW-, RU
14	141145	5288.0	0.10%	1	5288	GIGANET-AS-ID PT Giga Digital Nusantara, ID
15	400302	5275.0	0.31%	3	15825	AS-PIKNIK - PiKNiK & Company Inc., US
16	44297	4881.0	0.10%	1	4881	ICODIA ICODIA NETWORK INTEGRITY, FR
17	204210	4704.5	0.37%	4	18818	ZEUSPACKAGINGLTD, IE
18	211645	4674.0	0.09%	1	4674	SPG, DE
19	210564	4558.0	0.09%	1	4558	SWANTZTER-AS, SE
20	198090	3859.0	0.08%	1	3859	ASLIBRA, IT
21	138535	3826.3	0.23%	3	11479	FURDEVS-AS-AP Wu Qi, CN
22	209565	3810.0	0.07%	1	3810	JIANYUELAB-STAFF, GB
23	141621	3793.0	0.07%	1	3793	GMS-AS-ID PT Galuh Multidata Solution, ID
24	266362	3695.0	0.15%	2	7390	NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
25	6535	3644.4	0.57%	8	29155	Telmex Servicios Empresariales S.A., CL
26	264525	3359.2	0.33%	5	16796	Coelho Tecnologia, BR
27	269453	3165.0	0.06%	1	3165	LUCIANO YAMASHIRO PINTO, BR
28	199235	2794.0	0.05%	1	2794	MIKROHALO-HU-AS, HU
29	205514	2769.0	0.05%	1	2769	REICHER-NET, HU
30	207118	2695.0	0.05%	1	2695	DIOGO personal research network, PT
31	272053	2663.6	0.26%	5	13318	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
32	215171	2607.2	0.20%	4	10429	PT. DETROIT NETWORK INDONESIA, ID
33	150552	2416.0	0.05%	1	2416	BAROKAHNET-AS-ID PT Link Data Sumber Barokah, ID
34	152499	2296.0	0.05%	1	2296	SUNILBB-AS-IN INFINITYLINK COMMUNICATIONS PRIVATE LIMITED, IN
35	26879	2286.0	0.04%	1	2286	AURELIA-TELECOM-LLC - Aurelia Telecom Systems LLC, US
36	59993	2170.0	0.04%	1	2170	UILLLC-20230328, US
37	28598	2139.0	0.59%	14	29946	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
38	211972	2109.4	0.29%	7	14766	MSN-NET, DE
39	201705	2025.8	0.20%	5	10129	XLI-NET, CN
40	10103	1996.4	0.47%	12	23957	HKBN-AS-AP HK Broadband Network Ltd., HK
41	58419	1916.0	0.08%	2	3832	DATAVAIL-IN Datavail Infotech Pvt Ltd, IN
42	396509	1867.7	0.62%	17	31751	LETSCLOUD - LETSCLOUD, US
43	40138	1863.7	1.43%	39	72685	MDNET - Mach Dilemma, LLC, US
44	57928	1807.0	0.04%	1	1807	PRODWARE-AS, FR
45	6871	1806.7	0.11%	3	5420	PLUSNET UK Internet Service Provider, GB
46	214347	1759.0	0.03%	1	1759	MDTS-LTD, GB
47	213092	1565.9	0.37%	12	18791	MARBLEIS, GB
48	215527	1432.4	0.28%	10	14324	XERONET -_._-, GB
49	274348	1348.0	0.05%	2	2696	DATASEC PROJETOS E SERVICOS DE TECNOLOGIA E SEGUR, BR
50	212691	1292.5	0.05%
Total		232532.4	14.82%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2804:70c0:32::/48	39182	0.74%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
2	2804:4bec::/32	32201	0.61%	28669 -- VERO S.A, BR
3	2804:248:100::/40	29878	0.57%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
4	2804:70c0::/48	26402	0.50%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
5	2a14:3f87:9800::/38	26195	0.50%	64289 -- MACARNE - Macarne.com, US
6	2602:fa7c:100::/40	23325	0.44%	26930 -- PARALLAX - PureVoltage Hosting Inc., US
7	2a0c:b641:302::/47	18802	0.36%	204210 -- ZEUSPACKAGINGLTD, IE
8	2804:20fc:2000::/36	16773	0.32%	264525 -- Coelho Tecnologia, BR
9	2602:fa01:34::/48	15813	0.30%	400302 -- AS-PIKNIK - PiKNiK & Company Inc., US
10	240d:c010:165::/48	15769	0.30%	139341 -- ACE-AS-AP ACE, SG
11	2800:540:2010::/44	15013	0.29%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
12	2a10:9902:732::/48	14735	0.28%	211972 -- MSN-NET, DE
13	2800:540:2000::/44	14508	0.28%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
14	2401:2260::/32	14079	0.27%	151650 -- SWITCHFIBER-AS-AP Switch Fiber, PH
15	2806:202::/32	13481	0.26%	28458 -- IENTC S DE RL DE CV, MX
16	2804:87bc:dc04::/48	13184	0.25%	61609 -- NextHop Solutions, BR
17	2803:5d10::/32	13151	0.25%	272053 -- ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
18	2406:840:e620::/48	11310	0.21%	138535 -- FURDEVS-AS-AP Wu Qi, CN
19	2400:4be0::/48	11008	0.21%	141898 -- MILENETWORK-AS-ID PT Milenial Inti Telekomunikasi, ID
20	2400:4be0:14::/48	11008	0.21%	141898 -- MILENETWORK-AS-ID PT Milenial Inti Telekomunikasi, ID
21	2400:cb00:1185::/48	10328	0.20%	14789 -- CLOUDFLARENET - Cloudflare, Inc., US
22	2a14:7dc0:511::/48	10106	0.19%	201705 -- XLI-NET, CN
23	2a0e:b107:19cb::/48	9902	0.19%	214450 -- OGL-AS, DE
24	2600:6c7f:9370::/44	9769	0.19%	19115 -- CHARTER-19115-DC - Charter Communications LLC, US
25	2001:678:658::/48	9638	0.18%	214450 -- OGL-AS, DE
26	2404:3280:a::/48	9442	0.18%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
27	2001:fb0:1000::/48	9415	0.18%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
28	2001:fb0:1001::/48	9404	0.18%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
29	2404:3280::/32	9395	0.18%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
30	2001:fb0:1002::/48	9377	0.18%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
31	2a0a:5480:4::/48	8935	0.17%	211894 -- UNGLEICH-PLACE18, CH
32	2a0a:5480:3::/48	8090	0.15%	211894 -- UNGLEICH-PLACE18, CH
33	2a0a:5480::/48	8090	0.15%	211894 -- UNGLEICH-PLACE18, CH
34	2a0a:5480:1::/48	8090	0.15%	211894 -- UNGLEICH-PLACE18, CH
35	2a0a:5480:2::/48	8090	0.15%	211894 -- UNGLEICH-PLACE18, CH
36	2a0a:5480:5::/48	8086	0.15%	211894 -- UNGLEICH-PLACE18, CH
37	2a0a:280:3650::/44	7542	0.14%	44908 -- MANG_AS, IT
38	2804:70c0::/32	7539	0.14%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
39	2a0b:a8c0:2::/48	7493	0.14%	202181 -- TAMCOM-AS, RU
40	2804:36a8::/32	7386	0.14%	266362 -- NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
41	2a03:90c0:7a0::/44	6754	0.13%	59437 -- NORTHERNDATA, DE
42	2a0f:9400:737d::/48	6649	0.13%	213092 -- MARBLEIS, GB
43	2a0f:9400:7370::/48	6565	0.12%	213092 -- MARBLEIS, GB
44	2a0c:b641:bd2::/48	6531	0.12%	215527 -- XERONET -_._-, GB
45	2a0c:b641:bd9::/48	6213	0.12%	215527 -- XERONET -_._-, GB
46	2001:67c:12d4::/48	5797	0.11%	199678 -- AS-6RW-, RU
47	2402:e580:73f3::/48	5745	0.11%	40138 -- MDNET - Mach Dilemma, LLC, US
48	2a0f:9400:7379::/48	5484	0.10%	213092 -- MARBLEIS, GB
49	2605:9cc0:c0e::/48	5432	0.10%	21664 -- AMZN-BYOASN - Amazon.com, Inc., US 8987 -- AWS-GOVCLOUD AWS-GOVCLOUD, IE
50	2a02:16c8::/35	5406	0.10%	6871 -- PLUSNET UK Internet Service Provider, GB
Total		612510	11.62%

14 Day BGP Update Statistics Profile: 10-March-2026 00:00 - 24-March-2026 23:59 (UTC+1000)

Number of BGP Update Messages:	22010604
Number of Prefix Changes:	24848419
Number of Prefix Updates:	22010604
Number of Prefix Withdrawals:	2837815
Average Prefixes per BGP Update:	1.13
Average BGP Update Messages per second:	18.20
Average Prefix Updates per second:	20.54
Peak BGP Update Message Rate per second:	42221	(16:32:20 Wed, 11-Mar-2026)
Peak Prefix Update Rate per second:	42221	(16:32:20 Wed, 11-Mar-2026)
Peak Prefix Withdraw Rate per second:	13096	(06:07:05 Tue, 17-Mar-2026, )
Number of RIB Prefix Updates:	5091603	(0.23 of recv'd updates)
Number of RIB Prefix Withdrawals:	170137	(0.06 of recv'd withdrawals)
Peak RIB Update Rate per second:	30243	(16:10:05 Wed, 11-Mar-2026)
Peak RIB Withdrawal Rate per second:	3595	(16:10:05 Wed, 11-Mar-2026)
Seen Prefix Count:	260616
Updated Prefix Count:	260614
Stable Prefix Count:	2
Seen Origin AS Count:	36381
Updated Origin AS Count:	36377
Stable Origin AS Count:	4
Seen Unique Path Count:	173087
Updated Path Count:	164753
Stable Path Count:	8334

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