The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 24 April 2026 01:17 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	18403	1862360	35.12%	3572	521.38	FPT-AS-AP FPT Telecom Company, VN
2	32098	772036	14.56%	1880	410.66	TRANSTELCO-INC - Transtelco Inc, US
3	13999	471357	8.89%	388	1214.84	Mega Cable, S.A. de C.V., MX
4	20473	195204	3.68%	4311	45.28	AS-VULTR - The Constant Company, LLC, US
5	45609	86028	1.62%	3528	24.38	BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN
6	7552	83938	1.58%	4014	20.91	VIETEL-AS-AP Viettel Group, VN
7	199340	83335	1.57%	921	90.48	HONG-GUANWAN, HK
8	16509	78835	1.49%	5584	14.12	AMAZON-02 - Amazon.com, Inc., US
9	40138	71272	1.34%	38	1875.58	MDNET - Mach Dilemma, LLC, US
10	202256	71224	1.34%	774	92.02	LAWLIETNET, CN
11	211894	53850	1.02%	8	6731.25	UNGLEICH-PLACE18, CH
12	28669	51803	0.98%	4	12950.75	VERO S.A, BR
13	270746	48058	0.91%	3	16019.33	HBC TELECOM MULTIMIDIA LTDA, BR
14	9287	47808	0.90%	8	5976.00	TIDCC-AS-AP True Internet Data Center Company Limited, TH
15	396509	43986	0.83%	17	2587.41	LETSCLOUD - LETSCLOUD, US
16	137409	31721	0.60%	1124	28.22	GSLNETWORKS-AS-AP GSL Networks Pty LTD, AU
17	12041	31079	0.59%	225	138.13	AS-AFILIAS1 - Afilias, Inc., US
18	24203	30346	0.57%	237	128.04	NAPXLNET-AS-ID PT XL Axiata, ID
19	9829	30072	0.57%	992	30.31	BSNL-NIB National Internet Backbone, IN
20	39891	25536	0.48%	2150	11.88	ALJAWWALSTC-AS, SA
21	28481	23658	0.45%	7	3379.71	SERVICIO Y EQUIPO EN TELEFONIA INTERNET Y TV S.A. DE C.V., MX
22	36183	23083	0.44%	1654	13.96	AKAMAI-AS - Akamai Technologies, Inc., US
23	10103	21841	0.41%	12	1820.08	HKBN-AS-AP HK Broadband Network Ltd., HK
24	45271	21695	0.41%	1137	19.08	VIL-AS-AP Vodafone Idea Ltd, IN
25	28598	21567	0.41%	14	1540.50	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
26	58955	21432	0.40%	7	3061.71	BANGMODENTERPRISE-TH Bangmod Enterprise Co., Ltd., TH
27	64289	21087	0.40%	3	7029.00	MACARNE - Macarne.com, US
28	26930	19990	0.38%	2	9995.00	PARALLAX - PureVoltage Hosting Inc., US
29	20708	18113	0.34%	1	18113.00	SKODA-AUTO Tr. Vaclava Klementa 869, CZ
30	204210	16723	0.32%	4	4180.75	ZEUSPACKAGINGLTD, IE
31	17072	16656	0.31%	1455	11.45	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
32	139341	16134	0.30%	198	81.48	ACE-AS-AP ACE, SG
33	204508	14502	0.27%	18	805.67	MLGT, IT
34	12654	14289	0.27%	58	246.36	RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
35	44297	14241	0.27%	1	14241.00	ICODIA ICODIA NETWORK INTEGRITY, FR
36	62610	14156	0.27%	81	174.77	ZEN-DPS - Zenlayer Inc, US
37	6535	14151	0.27%	8	1768.88	Telmex Servicios Empresariales S.A., CL
38	61609	13080	0.25%	2	6540.00	NextHop Solutions, BR
39	28458	12954	0.24%	2	6477.00	IENTC S DE RL DE CV, MX
40	13335	12706	0.24%	2884	4.41	CLOUDFLARENET - Cloudflare, Inc., US
41	23736	12702	0.24%	50	254.04	TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
42	22317	12439	0.23%	13	956.85	F5-NETWORKS - F5, Inc., US
43	27381	12409	0.23%	6	2068.17	CASALE-MEDIA - Index Exchange Inc., CA
44	214450	12305	0.23%	2	6152.50	OGL-AS, DE
45	151650	11799	0.22%	1	11799.00	SWITCHFIBER-AS-AP Switch Fiber, PH
46	21664	11739	0.22%	35	335.40	AMZN-BYOASN - Amazon.com, Inc., US
47	56231	11179	0.21%	153	73.07	ASTRO-MY-AS-AP MEASAT Broadcast Network Systems, MY
48	210312	11094	0.21%	2096	5.29	BGP-CLOCK BGP Clock, GR
49	138535	11088	0.21%	3	3696.00	FURDEVS-AS-AP Wu Qi, CN
50	29484	11029	0.21%	6	1838.17	RUB-AS, DE
Total		4639689	87.50%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	64289	21087.0	0.40%	3	21087	MACARNE - Macarne.com, US
2	26930	19990.0	0.38%	2	19990	PARALLAX - PureVoltage Hosting Inc., US
3	20708	18113.0	0.34%	1	18113	SKODA-AUTO Tr. Vaclava Klementa 869, CZ
4	28669	17267.7	0.98%	4	51803	VERO S.A, BR
5	270746	16019.3	0.91%	3	48058	HBC TELECOM MULTIMIDIA LTDA, BR
6	44297	14241.0	0.27%	1	14241	ICODIA ICODIA NETWORK INTEGRITY, FR
7	27381	12409.0	0.23%	6	12409	CASALE-MEDIA - Index Exchange Inc., CA
8	151650	11799.0	0.22%	1	11799	SWITCHFIBER-AS-AP Switch Fiber, PH
9	205961	10755.0	0.20%	1	10755	EREEY, TR
10	141145	9730.0	0.18%	1	9730	GIGANET-AS-ID PT Giga Digital Nusantara, ID
11	202181	8714.0	0.16%	1	8714	TAMCOM-AS, RU
12	204210	8361.5	0.32%	4	16723	ZEUSPACKAGINGLTD, IE
13	274348	8051.0	0.15%	1	8051	DATASEC PROJETOS E SERVICOS DE TECNOLOGIA E SEGUR, BR
14	402339	7863.0	0.15%	1	7863
15	6535	7075.5	0.27%	8	14151	Telmex Servicios Empresariales S.A., CL
16	269453	6882.0	0.13%	1	6882	LUCIANO YAMASHIRO PINTO, BR
17	211894	6731.2	1.02%	8	53850	UNGLEICH-PLACE18, CH
18	61609	6540.0	0.25%	2	13080	NextHop Solutions, BR
19	28458	6477.0	0.24%	2	12954	IENTC S DE RL DE CV, MX
20	214450	6152.5	0.23%	2	12305	OGL-AS, DE
21	9287	5976.0	0.90%	8	47808	TIDCC-AS-AP True Internet Data Center Company Limited, TH
22	138535	5544.0	0.21%	3	11088	FURDEVS-AS-AP Wu Qi, CN
23	199678	4944.0	0.09%	1	4944	AS-6RW-, RU
24	26879	4694.0	0.09%	1	4694	AURELIA-TELECOM-LLC - Aurelia Telecom Systems LLC, US
25	211645	4551.0	0.09%	1	4551	SPG, DE
26	29169	4475.0	0.08%	2	4475	GANDI-AS Domain name registrar - www.gandi.net, FR
27	10103	4368.2	0.41%	12	21841	HKBN-AS-AP HK Broadband Network Ltd., HK
28	17303	4365.0	0.08%	2	4365	NETWORK-ADVISORS - Disaster Networks, LLC, US
29	206098	4233.0	0.08%	1	4233	CC1-ROSE-NET, VN
30	198090	3883.0	0.07%	1	3883	ASLIBRA, IT
31	58955	3572.0	0.40%	7	21432	BANGMODENTERPRISE-TH Bangmod Enterprise Co., Ltd., TH
32	205514	3474.0	0.07%	1	3474	REICHER-NET, HU
33	396509	3383.5	0.83%	17	43986	LETSCLOUD - LETSCLOUD, US
34	141621	3381.0	0.06%	1	3381	GMS-AS-ID PT Galuh Multidata Solution, ID
35	28481	3379.7	0.45%	7	23658	SERVICIO Y EQUIPO EN TELEFONIA INTERNET Y TV S.A. DE C.V., MX
36	27672	3322.0	0.19%	4	9966	SERVICIO Y EQUIPO EN TELEFONIA INTERNET Y TV S.A. DE C.V., MX
37	6871	3288.0	0.06%	3	3288	PLUSNET UK Internet Service Provider, GB
38	207642	2850.0	0.05%	1	2850	TREEFAZ, FR
39	210564	2798.0	0.05%	1	2798	SWANTZTER-AS, SE
40	41653	2797.0	0.05%	4	2797	AQUARAY, FR
41	402104	2722.0	0.10%	3	5444	ZZNYJIDI - ZZNYJIDI Inc., CA
42	10146	2639.0	0.05%	1	2639	FORD-MOTOR-CO-SG-AP Ford Motor Company, SG
43	60326	2424.5	0.09%	13	4849	DEADBEEF-AS, SC
44	268487	2372.0	0.04%	5	2372	PRISMA TELECOMUNICACOES LTDA. EPP, BR
45	40138	2227.2	1.34%	38	71272	MDNET - Mach Dilemma, LLC, US
46	13999	2212.9	8.89%	388	471357	Mega Cable, S.A. de C.V., MX
47	132647	2143.2	0.16%	7	8573	IDNIC-PANDI-AS-ID Pengelola Nama Domain Internet Indonesia, ID
48	210881	1964.0	0.04%	1	1964	OnThePixel, DE
49	29484	1838.2	0.21%	6	11029	RUB-AS, DE
50	22317	1777.0	0.23%
Total		325857.1	22.49%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2804:4bec::/32	51797	0.85%	28669 -- VERO S.A, BR
2	2804:70c0::/48	23891	0.39%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
3	2804:248:100::/40	21541	0.35%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
4	2a14:3f87:9800::/38	21088	0.34%	64289 -- MACARNE - Macarne.com, US
5	2602:fa7c:100::/40	19991	0.33%	26930 -- PARALLAX - PureVoltage Hosting Inc., US
6	2804:70c0::/32	18639	0.30%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
7	2407:7900:ffff::/48	18291	0.30%	58955 -- BANGMODENTERPRISE-TH Bangmod Enterprise Co., Ltd., TH
8	2001:67c:1914::/48	18113	0.30%	20708 -- SKODA-AUTO Tr. Vaclava Klementa 869, CZ
9	2a0c:b641:302::/47	16723	0.27%	204210 -- ZEUSPACKAGINGLTD, IE
10	240d:c010:165::/48	14794	0.24%	139341 -- ACE-AS-AP ACE, SG
11	2a0b:f8c0::/29	14241	0.23%	44297 -- ICODIA ICODIA NETWORK INTEGRITY, FR
12	2804:87bc:dc04::/48	13074	0.21%	61609 -- NextHop Solutions, BR
13	2806:202::/32	12950	0.21%	28458 -- IENTC S DE RL DE CV, MX
14	2a05:79c0:1::/48	12409	0.20%	27381 -- CASALE-MEDIA - Index Exchange Inc., CA
15	2401:2260::/32	11799	0.19%	151650 -- SWITCHFIBER-AS-AP Switch Fiber, PH
16	2406:840:e620::/48	11038	0.18%	138535 -- FURDEVS-AS-AP Wu Qi, CN
17	2a0b:24c1::/33	10755	0.18%	205961 -- EREEY, TR
18	2407:5440::/48	9730	0.16%	141145 -- GIGANET-AS-ID PT Giga Digital Nusantara, ID
19	2001:fb0:1000::/48	9626	0.16%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
20	2404:3280:a::/48	9570	0.16%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
21	2001:fb0:1001::/48	9556	0.16%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
22	2001:fb0:1002::/48	9536	0.16%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
23	2404:3280::/32	9514	0.16%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
24	2400:cb00:1185::/48	9331	0.15%	14789 -- CLOUDFLARENET - Cloudflare, Inc., US
25	2a0a:5480:5::/48	9036	0.15%	211894 -- UNGLEICH-PLACE18, CH
26	2a0a:5480:2::/48	8996	0.15%	211894 -- UNGLEICH-PLACE18, CH
27	2a0a:5480:3::/48	8976	0.15%	211894 -- UNGLEICH-PLACE18, CH
28	2a0a:5480::/48	8975	0.15%	211894 -- UNGLEICH-PLACE18, CH
29	2a0a:5480:1::/48	8938	0.15%	211894 -- UNGLEICH-PLACE18, CH
30	2a0a:5480:4::/48	8925	0.15%	211894 -- UNGLEICH-PLACE18, CH
31	2a0b:a8c0:2::/48	8714	0.14%	202181 -- TAMCOM-AS, RU
32	2402:ee80:b::/48	8559	0.14%	132647 -- IDNIC-PANDI-AS-ID Pengelola Nama Domain Internet Indonesia, ID
33	2804:984c::/32	8051	0.13%	274348 -- DATASEC PROJETOS E SERVICOS DE TECNOLOGIA E SEGUR, BR
34	2602:f412::/40	7863	0.13%	402339 --
35	2600:6c7f:9370::/44	7608	0.12%	19115 -- CHARTER-19115-DC - Charter Communications LLC, US
36	2800:540:2000::/44	7413	0.12%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
37	2800:540:2010::/44	6982	0.11%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
38	2804:64d8::/32	6882	0.11%	269453 -- LUCIANO YAMASHIRO PINTO, BR
39	2a0a:280:3650::/44	6755	0.11%	44908 -- MANG_AS, IT
40	2605:9cc0:c0e::/48	6639	0.11%	21664 -- AMZN-BYOASN - Amazon.com, Inc., US 8987 -- AWS-GOVCLOUD AWS-GOVCLOUD, IE
41	2a0e:b107:19cb::/48	6153	0.10%	214450 -- OGL-AS, DE
42	2001:678:658::/48	6152	0.10%	214450 -- OGL-AS, DE
43	2402:e580:73f3::/48	5769	0.09%	40138 -- MDNET - Mach Dilemma, LLC, US
44	2804:70c0:32::/48	5528	0.09%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
45	2605:9cc0:3cc::/48	5296	0.09%	16509 -- AMAZON-02 - Amazon.com, Inc., US 21664 -- AMZN-BYOASN - Amazon.com, Inc., US
46	2605:9cc0:c0b::/48	5113	0.08%	16509 -- AMAZON-02 - Amazon.com, Inc., US 21664 -- AMZN-BYOASN - Amazon.com, Inc., US
47	2a0a:6040:d615::/48	5107	0.08%	200936 -- GUO-AS Chengjie Guos Experimental Network, CN
48	2001:67c:12d4::/48	4944	0.08%	199678 -- AS-6RW-, RU
49	2a0c:e642:2a::/48	4823	0.08%	60326 -- DEADBEEF-AS, SC
50	2605:9cc0:c1a::/48	4797	0.08%	16509 -- AMAZON-02 - Amazon.com, Inc., US 21664 -- AMZN-BYOASN - Amazon.com, Inc., US
Total		560991	9.17%

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

Number of BGP Update Messages:	20286879
Number of Prefix Changes:	24597641
Number of Prefix Updates:	20286879
Number of Prefix Withdrawals:	4310762
Average Prefixes per BGP Update:	1.21
Average BGP Update Messages per second:	16.77
Average Prefix Updates per second:	20.34
Peak BGP Update Message Rate per second:	13922	(07:53:22 Fri, 17-Apr-2026)
Peak Prefix Update Rate per second:	13922	(07:53:22 Fri, 17-Apr-2026)
Peak Prefix Withdraw Rate per second:	2065	(10:25:24 Sun, 12-Apr-2026, )
Number of RIB Prefix Updates:	5303347	(0.26 of recv'd updates)
Number of RIB Prefix Withdrawals:	821904	(0.19 of recv'd withdrawals)
Peak RIB Update Rate per second:	9998	(07:50:46 Fri, 17-Apr-2026)
Peak RIB Withdrawal Rate per second:	1273	(07:17:48 Tue, 14-Apr-2026)
Seen Prefix Count:	258295
Updated Prefix Count:	147831
Stable Prefix Count:	110464
Seen Origin AS Count:	36487
Updated Origin AS Count:	21552
Stable Origin AS Count:	14935
Seen Unique Path Count:	157937
Updated Path Count:	121675
Stable Path Count:	36262

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