The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 16 April 2026 01:21 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	18403	4666541	55.85%	3573	1306.06	FPT-AS-AP FPT Telecom Company, VN
2	32098	713420	8.54%	1874	380.69	TRANSTELCO-INC - Transtelco Inc, US
3	13999	465671	5.57%	376	1238.49	Mega Cable, S.A. de C.V., MX
4	20473	114900	1.38%	4205	27.32	AS-VULTR - The Constant Company, LLC, US
5	23736	111549	1.34%	50	2230.98	TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
6	45609	111431	1.33%	3627	30.72	BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd. AS for GPRS Service, IN
7	12389	106872	1.28%	119	898.08	ROSTELECOM-AS PJSC Rostelecom. Technical Team, RU
8	16509	96223	1.15%	5535	17.38	AMAZON-02 - Amazon.com, Inc., US
9	199340	84362	1.01%	904	93.32	HONG-GUANWAN, HK
10	7296	75371	0.90%	3	25123.67	AS-DYNASCALE-LAX - Dynascale Technologies, Inc., US
11	40138	71559	0.86%	39	1834.85	MDNET - Mach Dilemma, LLC, US
12	7552	67298	0.81%	4010	16.78	VIETEL-AS-AP Viettel Group, VN
13	202256	65716	0.79%	785	83.71	LAWLIETNET, CN
14	211894	53581	0.64%	8	6697.62	UNGLEICH-PLACE18, CH
15	11172	50594	0.61%	2493	20.29	Alestra, S. de R.L. de C.V., MX
16	396509	47086	0.56%	17	2769.76	LETSCLOUD - LETSCLOUD, US
17	28669	44400	0.53%	4	11100.00	VERO S.A, BR
18	28548	42909	0.51%	208	206.29	Cablevision, S.A. de C.V., MX
19	10103	39575	0.47%	12	3297.92	HKBN-AS-AP HK Broadband Network Ltd., HK
20	270746	36060	0.43%	3	12020.00	HBC TELECOM MULTIMIDIA LTDA, BR
21	9829	35174	0.42%	981	35.86	BSNL-NIB National Internet Backbone, IN
22	137409	32216	0.39%	1127	28.59	GSLNETWORKS-AS-AP GSL Networks Pty LTD, AU
23	12041	29562	0.35%	225	131.39	AS-AFILIAS1 - Afilias, Inc., US
24	24203	28290	0.34%	237	119.37	NAPXLNET-AS-ID PT XL Axiata, ID
25	36183	27878	0.33%	1654	16.85	AKAMAI-AS - Akamai Technologies, Inc., US
26	38266	27432	0.33%	1348	20.35	VIL-AS-AP Vodafone Idea Ltd, IN
27	39891	25398	0.30%	2078	12.22	ALJAWWALSTC-AS, SA
28	210796	25292	0.30%	4	6323.00	BJOERN-SCHLEYER Bjoern Schleyer, DE
29	64289	22456	0.27%	3	7485.33	MACARNE - Macarne.com, US
30	9931	22384	0.27%	43	520.56	NTPCL-AS-AP National Telecom Public Company Limited, TH
31	28598	21563	0.26%	14	1540.21	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
32	28481	21463	0.26%	7	3066.14	SERVICIO Y EQUIPO EN TELEFONIA INTERNET Y TV S.A. DE C.V., MX
33	26930	20765	0.25%	2	10382.50	PARALLAX - PureVoltage Hosting Inc., US
34	17072	18752	0.22%	1446	12.97	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
35	204210	17947	0.21%	4	4486.75	ZEUSPACKAGINGLTD, IE
36	139341	16914	0.20%	195	86.74	ACE-AS-AP ACE, SG
37	6535	16046	0.19%	8	2005.75	Telmex Servicios Empresariales S.A., CL
38	24560	14261	0.17%	525	27.16	AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services, IN
39	12654	14061	0.17%	59	238.32	RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
40	45271	13973	0.17%	1134	12.32	VIL-AS-AP Vodafone Idea Ltd, IN
41	61609	13939	0.17%	2	6969.50	NextHop Solutions, BR
42	204464	13808	0.17%	26	531.08	NEXTHOST NextHost - Hosting Provider DE, DE
43	28458	13313	0.16%	2	6656.50	IENTC S DE RL DE CV, MX
44	56231	13233	0.16%	153	86.49	ASTRO-MY-AS-AP MEASAT Broadcast Network Systems, MY
45	214450	13033	0.16%	2	6516.50	OGL-AS, DE
46	21664	12751	0.15%	35	364.31	AMZN-BYOASN - Amazon.com, Inc., US
47	56041	12638	0.15%	1896	6.67	CMNET-ZHEJIANG-AP China Mobile communications corporation, CN
48	151650	12561	0.15%	1	12561.00	SWITCHFIBER-AS-AP Switch Fiber, PH
49	24547	12071	0.14%	1727	6.99	CMNET-V4HEBEI-AS-AP Hebei Mobile Communication Company Limited, CN
50	5416	11579	0.14%	1054	10.99	Internet Service Provider, BH
Total		7645871	91.51%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	7296	75371.0	0.90%	3	75371	AS-DYNASCALE-LAX - Dynascale Technologies, Inc., US
2	28669	44400.0	0.53%	4	44400	VERO S.A, BR
3	64289	22456.0	0.27%	3	22456	MACARNE - Macarne.com, US
4	26930	20765.0	0.25%	2	20765	PARALLAX - PureVoltage Hosting Inc., US
5	151650	12561.0	0.15%	1	12561	SWITCHFIBER-AS-AP Switch Fiber, PH
6	270746	12020.0	0.43%	3	36060	HBC TELECOM MULTIMIDIA LTDA, BR
7	205961	11575.0	0.14%	1	11575	EREEY, TR
8	44297	11547.0	0.14%	1	11547	ICODIA ICODIA NETWORK INTEGRITY, FR
9	202181	8984.0	0.11%	1	8984	TAMCOM-AS, RU
10	141145	8984.0	0.11%	1	8984	GIGANET-AS-ID PT Giga Digital Nusantara, ID
11	274348	8178.0	0.10%	1	8178	DATASEC PROJETOS E SERVICOS DE TECNOLOGIA E SEGUR, BR
12	6535	8023.0	0.19%	8	16046	Telmex Servicios Empresariales S.A., CL
13	61609	6969.5	0.17%	2	13939	NextHop Solutions, BR
14	211894	6697.6	0.64%	8	53581	UNGLEICH-PLACE18, CH
15	28458	6656.5	0.16%	2	13313	IENTC S DE RL DE CV, MX
16	10103	6595.8	0.47%	12	39575	HKBN-AS-AP HK Broadband Network Ltd., HK
17	214450	6516.5	0.16%	2	13033	OGL-AS, DE
18	210796	6323.0	0.30%	4	25292	BJOERN-SCHLEYER Bjoern Schleyer, DE
19	204210	5982.3	0.21%	4	17947	ZEUSPACKAGINGLTD, IE
20	20708	5685.0	0.07%	1	5685	SKODA-AUTO Tr. Vaclava Klementa 869, CZ
21	211645	4776.0	0.06%	1	4776	SPG, DE
22	17303	4240.0	0.05%	2	4240	NETWORK-ADVISORS - Disaster Networks, LLC, US
23	198090	3878.0	0.05%	1	3878	ASLIBRA, IT
24	212691	3815.5	0.09%	2	7631	ARONSTRECKER-AS, DE
25	268487	3708.0	0.04%	5	3708	PRISMA TELECOMUNICACOES LTDA. EPP, BR
26	141621	3683.0	0.04%	1	3683	GMS-AS-ID PT Galuh Multidata Solution, ID
27	396509	3622.0	0.56%	17	47086	LETSCLOUD - LETSCLOUD, US
28	138535	3618.7	0.13%	3	10856	FURDEVS-AS-AP Wu Qi, CN
29	6871	3443.0	0.04%	3	3443	PLUSNET UK Internet Service Provider, GB
30	205514	3281.0	0.04%	1	3281	REICHER-NET, HU
31	210564	3232.0	0.04%	1	3232	SWANTZTER-AS, SE
32	26879	3135.0	0.04%	1	3135	AURELIA-TELECOM-LLC - Aurelia Telecom Systems LLC, US
33	28481	3066.1	0.26%	7	21463	SERVICIO Y EQUIPO EN TELEFONIA INTERNET Y TV S.A. DE C.V., MX
34	27672	3014.7	0.11%	4	9044	SERVICIO Y EQUIPO EN TELEFONIA INTERNET Y TV S.A. DE C.V., MX
35	44908	2844.3	0.10%	6	8533	MANG_AS, IT
36	269453	2818.0	0.03%	1	2818	LUCIANO YAMASHIRO PINTO, BR
37	215367	2756.0	0.03%	1	2756	LIXER, US
38	13999	2363.8	5.57%	376	465671	Mega Cable, S.A. de C.V., MX
39	199678	2323.0	0.03%	1	2323	AS-6RW-, RU
40	19115	2292.5	0.11%	22	9170	CHARTER-19115-DC - Charter Communications LLC, US
41	23736	2231.0	1.34%	50	111549	TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
42	10146	2220.0	0.03%	1	2220	FORD-MOTOR-CO-SG-AP Ford Motor Company, SG
43	40138	2104.7	0.86%	39	71559	MDNET - Mach Dilemma, LLC, US
44	402104	2034.0	0.05%	3	4068	ZZNYJIDI - ZZNYJIDI Inc., CA
45	151119	1809.0	0.02%	1	1809	CLICKER-AS-IN Clickr Services Private Limited, IN
46	28598	1658.7	0.26%	14	21563	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
47	52958	1612.0	0.02%	2	1612	Empr.Tec.Inform.Comun. Mun.SP-PRODAM-SP SA, BR
48	60894	1593.0	0.02%	2	1593	FLOWNET Flownet Solutions Ltd, GB
49	213092	1576.5	0.11%	13	9459	MARBLEIS, GB
50	397954	1548.0	0.02%
Total		380587.7	15.65%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2606:6e00:8000::/35	75371	0.81%	7296 -- AS-DYNASCALE-LAX - Dynascale Technologies, Inc., US
2	2804:4bec::/32	44401	0.48%	28669 -- VERO S.A, BR
3	2a14:3f87:9800::/38	22457	0.24%	64289 -- MACARNE - Macarne.com, US
4	2804:248:100::/40	21546	0.23%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
5	2602:fa7c:100::/40	20765	0.22%	26930 -- PARALLAX - PureVoltage Hosting Inc., US
6	2a0c:b641:302::/47	17936	0.19%	204210 -- ZEUSPACKAGINGLTD, IE
7	2804:70c0::/32	15715	0.17%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
8	2a09:54c3:a1f1::/48	15478	0.17%	210796 -- BJOERN-SCHLEYER Bjoern Schleyer, DE
9	240d:c010:165::/48	14845	0.16%	139341 -- ACE-AS-AP ACE, SG
10	2804:70c0::/48	14357	0.15%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
11	2804:87bc:dc04::/48	13938	0.15%	61609 -- NextHop Solutions, BR
12	2607:74c0:120::/44	13384	0.14%	10103 -- HKBN-AS-AP HK Broadband Network Ltd., HK
13	2607:74c0:100::/44	13332	0.14%	10103 -- HKBN-AS-AP HK Broadband Network Ltd., HK
14	2806:202::/32	13308	0.14%	28458 -- IENTC S DE RL DE CV, MX
15	2401:2260::/32	12561	0.13%	151650 -- SWITCHFIBER-AS-AP Switch Fiber, PH
16	2a0b:24c1::/33	11575	0.12%	205961 -- EREEY, TR
17	2a0b:f8c0::/29	11547	0.12%	44297 -- ICODIA ICODIA NETWORK INTEGRITY, FR
18	2406:840:e620::/48	10785	0.12%	138535 -- FURDEVS-AS-AP Wu Qi, CN
19	2a06:1283:bd41::/48	9805	0.11%	210796 -- BJOERN-SCHLEYER Bjoern Schleyer, DE
20	2600:6c7f:9370::/44	9165	0.10%	19115 -- CHARTER-19115-DC - Charter Communications LLC, US
21	2407:5440::/48	8984	0.10%	141145 -- GIGANET-AS-ID PT Giga Digital Nusantara, ID
22	2a0b:a8c0:2::/48	8984	0.10%	202181 -- TAMCOM-AS, RU
23	2a0a:5480:5::/48	8981	0.10%	211894 -- UNGLEICH-PLACE18, CH
24	2400:cb00:1185::/48	8979	0.10%	14789 -- CLOUDFLARENET - Cloudflare, Inc., US
25	2a0a:5480:2::/48	8944	0.10%	211894 -- UNGLEICH-PLACE18, CH
26	2a0a:5480:3::/48	8924	0.10%	211894 -- UNGLEICH-PLACE18, CH
27	2a0a:5480::/48	8922	0.10%	211894 -- UNGLEICH-PLACE18, CH
28	2a0a:5480:1::/48	8907	0.10%	211894 -- UNGLEICH-PLACE18, CH
29	2a0a:5480:4::/48	8899	0.10%	211894 -- UNGLEICH-PLACE18, CH
30	2a0a:280:3650::/44	8515	0.09%	44908 -- MANG_AS, IT
31	2400:7400:43::/48	8349	0.09%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
32	2800:540:2010::/44	8228	0.09%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
33	2800:540:2000::/44	8226	0.09%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
34	2804:984c::/32	8179	0.09%	274348 -- DATASEC PROJETOS E SERVICOS DE TECNOLOGIA E SEGUR, BR
35	2001:678:114::/48	7390	0.08%	212691 -- ARONSTRECKER-AS, DE
36	2605:9cc0:c0e::/48	6788	0.07%	21664 -- AMZN-BYOASN - Amazon.com, Inc., US 8987 -- AWS-GOVCLOUD AWS-GOVCLOUD, IE
37	2605:9cc0:c06::/48	6735	0.07%	16509 -- AMAZON-02 - Amazon.com, Inc., US 21664 -- AMZN-BYOASN - Amazon.com, Inc., US
38	2001:678:658::/48	6638	0.07%	214450 -- OGL-AS, DE
39	2a0e:b107:19cb::/48	6395	0.07%	214450 -- OGL-AS, DE
40	2804:70c0:32::/48	5989	0.06%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
41	2400:7400:44::/48	5926	0.06%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
42	2400:7400:76::/48	5925	0.06%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
43	2400:7400:56::/48	5921	0.06%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
44	2400:7400:65::/48	5899	0.06%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
45	2400:7400:41::/48	5897	0.06%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
46	2400:7400:23::/48	5889	0.06%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
47	2400:7400:11::/48	5889	0.06%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
48	2400:7400:63::/48	5882	0.06%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
49	2400:7400:33::/48	5882	0.06%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
50	2400:7400:c::/48	5875	0.06%	23736 -- TTSSB-MY TM TECHNOLOGY SERVICES SDN. BHD., MY
Total		603212	6.46%

14 Day BGP Update Statistics Profile: 1-April-2026 00:00 - 15-April-2026 23:59 (UTC+1000)

Number of BGP Update Messages:	24885481
Number of Prefix Changes:	29260931
Number of Prefix Updates:	24885481
Number of Prefix Withdrawals:	4375450
Average Prefixes per BGP Update:	1.18
Average BGP Update Messages per second:	20.57
Average Prefix Updates per second:	24.19
Peak BGP Update Message Rate per second:	26651	(00:42:16 Thu, 9-Apr-2026)
Peak Prefix Update Rate per second:	26651	(00:42:16 Thu, 9-Apr-2026)
Peak Prefix Withdraw Rate per second:	3723	(22:00:42 Wed, 8-Apr-2026, )
Number of RIB Prefix Updates:	8355054	(0.34 of recv'd updates)
Number of RIB Prefix Withdrawals:	979018	(0.22 of recv'd withdrawals)
Peak RIB Update Rate per second:	23101	(00:42:24 Thu, 9-Apr-2026)
Peak RIB Withdrawal Rate per second:	2796	(22:00:42 Wed, 8-Apr-2026)
Seen Prefix Count:	257421
Updated Prefix Count:	155511
Stable Prefix Count:	101910
Seen Origin AS Count:	36466
Updated Origin AS Count:	21610
Stable Origin AS Count:	14856
Seen Unique Path Count:	157844
Updated Path Count:	124113
Stable Path Count:	33731

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