The BGP IPv6 Instability Report

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

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	7552	448090	9.97%	3990	112.30	VIETEL-AS-AP Viettel Group, VN
2	20473	338907	7.54%	4214	80.42	AS-VULTR - The Constant Company, LLC, US
3	202256	115057	2.56%	323	356.21	LAWLIETNET, CN
4	16509	102052	2.27%	5535	18.44	AMAZON-02 - Amazon.com, Inc., US
5	28458	87445	1.95%	2	43722.50	IENTC S DE RL DE CV, MX
6	270746	79914	1.78%	3	26638.00	HBC TELECOM MULTIMIDIA LTDA, BR
7	199340	78366	1.74%	3898	20.10	HONG-GUANWAN, HK
8	9287	77158	1.72%	8	9644.75	TIDCC-AS-AP True Internet Data Center Company Limited, TH
9	40138	75443	1.68%	39	1934.44	MDNET - Mach Dilemma, LLC, US
10	211894	54066	1.20%	8	6758.25	UNGLEICH-PLACE18, CH
11	18403	49954	1.11%	3573	13.98	FPT-AS-AP FPT Telecom Company, VN
12	396509	39434	0.88%	17	2319.65	LETSCLOUD - LETSCLOUD, US
13	9808	34138	0.76%	6911	4.94	CHINAMOBILE-CN China Mobile Communications Group Co., Ltd., CN
14	28669	30353	0.68%	4	7588.25	VERO S.A, BR
15	204508	30032	0.67%	18	1668.44	MLGT, IT
16	400302	29535	0.66%	3	9845.00	AS-PIKNIK - PiKNiK & Company Inc., US
17	6535	29418	0.65%	8	3677.25	Telmex Servicios Empresariales S.A., CL
18	64289	28823	0.64%	3	9607.67	MACARNE - Macarne.com, US
19	212128	28182	0.63%	21	1342.00	Geofeed horizon-telecom.rugeofeed.csv, RU
20	137409	27742	0.62%	1127	24.62	GSLNETWORKS-AS-AP GSL Networks Pty LTD, AU
21	9829	25313	0.56%	1021	24.79	BSNL-NIB National Internet Backbone, IN
22	26930	25088	0.56%	2	12544.00	PARALLAX - PureVoltage Hosting Inc., US
23	45271	23646	0.53%	1256	18.83	VIL-AS-AP Vodafone Idea Ltd, IN
24	10103	22679	0.50%	12	1889.92	HKBN-AS-AP HK Broadband Network Ltd., HK
25	210100	22367	0.50%	23	972.48	SQ5WEP Network. ASN used for homelab, research, education, and networking projects., PL
26	211972	22257	0.50%	7	3179.57	MSN-NET, DE
27	264525	21954	0.49%	5	4390.80	Coelho Tecnologia, BR
28	268397	21215	0.47%	31	684.35	REINALDO DE JESUS, BR
29	213092	20782	0.46%	12	1731.83	MARBLEIS, GB
30	62610	20771	0.46%	79	262.92	ZEN-DPS - Zenlayer Inc, US
31	17072	20214	0.45%	1431	14.13	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
32	139341	19737	0.44%	190	103.88	ACE-AS-AP ACE, SG
33	204210	19447	0.43%	4	4861.75	ZEUSPACKAGINGLTD, IE
34	214450	19120	0.43%	2	9560.00	OGL-AS, DE
35	4808	18668	0.42%	1098	17.00	CHINA169-BJ China Unicom Beijing Province Network, CN
36	39891	18321	0.41%	2058	8.90	ALJAWWALSTC-AS, SA
37	28573	18071	0.40%	1672	10.81	Claro NXT Telecomunicacoes Ltda, BR
38	13335	17442	0.39%	2918	5.98	CLOUDFLARENET - Cloudflare, Inc., US
39	36183	17343	0.39%	1645	10.54	AKAMAI-AS - Akamai Technologies, Inc., US
40	141898	17058	0.38%	2	8529.00	MILENETWORK-AS-ID PT Milenial Inti Telekomunikasi, ID
41	30058	16806	0.37%	152	110.57	FDCSERVERS - FDCservers.net, US
42	17622	16766	0.37%	1964	8.54	CNCGROUP-GZ China Unicom Guangzhou network, CN
43	43350	16553	0.37%	20	827.65	NFORCE, NL
44	38266	16492	0.37%	1346	12.25	VIL-AS-AP Vodafone Idea Ltd, IN
45	215527	16125	0.36%	10	1612.50	XERONET -_._-, GB
46	31898	15874	0.35%	848	18.72	ORACLE-BMC-31898 - Oracle Corporation, US
47	11172	15581	0.35%	2442	6.38	Alestra, S. de R.L. de C.V., MX
48	59437	15322	0.34%	10	1532.20	NORTHERNDATA, DE
49	26611	14928	0.33%	1190	12.54	COMUNICACION CELULAR S.A. COMCEL S.A., CO
50	11664	13830	0.31%	1275	10.85	Techtel LMDS Comunicaciones Interactivas S.A., AR
Total		2353879	52.40%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	28458	43722.5	1.95%	2	87445	IENTC S DE RL DE CV, MX
2	270746	26638.0	1.78%	3	79914	HBC TELECOM MULTIMIDIA LTDA, BR
3	151650	12663.0	0.28%	1	12663	SWITCHFIBER-AS-AP Switch Fiber, PH
4	26930	12544.0	0.56%	2	25088	PARALLAX - PureVoltage Hosting Inc., US
5	400302	9845.0	0.66%	3	29535	AS-PIKNIK - PiKNiK & Company Inc., US
6	9287	9644.8	1.72%	8	77158	TIDCC-AS-AP True Internet Data Center Company Limited, TH
7	64289	9607.7	0.64%	3	28823	MACARNE - Macarne.com, US
8	214450	9560.0	0.43%	2	19120	OGL-AS, DE
9	141145	8529.0	0.19%	1	8529	GIGANET-AS-ID PT Giga Digital Nusantara, ID
10	141898	8529.0	0.38%	2	17058	MILENETWORK-AS-ID PT Milenial Inti Telekomunikasi, ID
11	59993	8496.0	0.19%	1	8496	UILLLC-20230328, US
12	28669	7588.2	0.68%	4	30353	VERO S.A, BR
13	210564	7401.0	0.16%	1	7401	SWANTZTER-AS, SE
14	211894	6758.2	1.20%	8	54066	UNGLEICH-PLACE18, CH
15	199678	5835.0	0.13%	1	5835	AS-6RW-, RU
16	61609	5627.5	0.25%	2	11255	NextHop Solutions, BR
17	204210	4861.8	0.43%	4	19447	ZEUSPACKAGINGLTD, IE
18	211645	4649.0	0.10%	1	4649	SPG, DE
19	44297	4594.0	0.10%	1	4594	ICODIA ICODIA NETWORK INTEGRITY, FR
20	202181	4507.0	0.10%	1	4507	TAMCOM-AS, RU
21	264525	4390.8	0.49%	5	21954	Coelho Tecnologia, BR
22	150552	3979.0	0.09%	1	3979	BAROKAHNET-AS-ID PT Link Data Sumber Barokah, ID
23	141621	3919.0	0.09%	1	3919	GMS-AS-ID PT Galuh Multidata Solution, ID
24	198090	3864.0	0.09%	1	3864	ASLIBRA, IT
25	215171	3819.7	0.26%	3	11459	PT. DETROIT NETWORK INDONESIA, ID
26	138535	3740.3	0.25%	3	11221	FURDEVS-AS-AP Wu Qi, CN
27	6535	3677.2	0.65%	8	29418	Telmex Servicios Empresariales S.A., CL
28	272053	3675.0	0.08%	1	3675	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
29	266362	3611.5	0.16%	2	7223	NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
30	207118	3491.0	0.08%	1	3491	DIOGO personal research network, PT
31	211972	3179.6	0.50%	7	22257	MSN-NET, DE
32	212691	2953.5	0.13%	2	5907	ARONSTRECKER-AS, DE
33	199235	2809.0	0.06%	1	2809	MIKROHALO-HU-AS, HU
34	58419	2729.5	0.12%	2	5459	DATAVAIL-IN Datavail Infotech Pvt Ltd, IN
35	209565	2696.0	0.06%	1	2696	JIANYUELAB-STAFF, GB
36	205514	2637.0	0.06%	1	2637	REICHER-NET, HU
37	396509	2319.6	0.88%	17	39434	LETSCLOUD - LETSCLOUD, US
38	201705	2074.8	0.23%	5	10374	XLI-NET, CN
39	40138	1934.4	1.68%	39	75443	MDNET - Mach Dilemma, LLC, US
40	10103	1889.9	0.50%	12	22679	HKBN-AS-AP HK Broadband Network Ltd., HK
41	214347	1773.0	0.04%	1	1773	MDTS-LTD, GB
42	274539	1735.0	0.04%	1	1735	SPBT- PROVERDOR DE ACESSO A INTERNET LTDA, BR
43	213092	1731.8	0.46%	12	20782	MARBLEIS, GB
44	13247	1726.7	0.12%	3	5180	ERDENREICH Downstreams, DE
45	25276	1724.0	0.04%	1	1724	ALIGIA, DE
46	204508	1668.4	0.67%	18	30032	MLGT, IT
47	152499	1654.0	0.04%	1	1654	SUNILBB-AS-IN INFINITYLINK COMMUNICATIONS PRIVATE LIMITED, IN
48	215527	1612.5	0.36%	10	16125	XERONET -_._-, GB
49	57928	1533.0	0.03%	1	1533	PRODWARE-AS, FR
50	59437	1532.2	0.34%
Total		291682.1	20.53%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2806:202::/32	87437	1.87%	28458 -- IENTC S DE RL DE CV, MX
2	2804:70c0:32::/48	34382	0.74%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
3	2804:4bec::/32	30326	0.65%	28669 -- VERO S.A, BR
4	2602:fa01:34::/48	29503	0.63%	400302 -- AS-PIKNIK - PiKNiK & Company Inc., US
5	2a14:3f87:9800::/38	28815	0.62%	64289 -- MACARNE - Macarne.com, US
6	2804:70c0::/48	26423	0.57%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
7	2602:fa7c:100::/40	25087	0.54%	26930 -- PARALLAX - PureVoltage Hosting Inc., US
8	2a10:9902:732::/48	22232	0.48%	211972 -- MSN-NET, DE
9	2804:20fc:2000::/36	21926	0.47%	264525 -- Coelho Tecnologia, BR
10	2a0c:b641:302::/47	19433	0.42%	204210 -- ZEUSPACKAGINGLTD, IE
11	2804:70c0::/32	19109	0.41%	270746 -- HBC TELECOM MULTIMIDIA LTDA, BR
12	240d:c010:165::/48	17321	0.37%	139341 -- ACE-AS-AP ACE, SG
13	2001:fb0:1001::/48	15461	0.33%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
14	2404:3280:a::/48	15447	0.33%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
15	2001:fb0:1002::/48	15436	0.33%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
16	2001:fb0:1000::/48	15409	0.33%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
17	2404:3280::/32	15402	0.33%	9287 -- TIDCC-AS-AP True Internet Data Center Company Limited, TH
18	2a03:90c0:7a0::/44	15291	0.33%	59437 -- NORTHERNDATA, DE
19	2800:540:2010::/44	15214	0.33%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
20	2800:540:2000::/44	14657	0.31%	27995 -- CLARO CHILE S.A., CL 6535 -- Telmex Servicios Empresariales S.A., CL
21	2401:2260::/32	12663	0.27%	151650 -- SWITCHFIBER-AS-AP Switch Fiber, PH
22	2804:248:100::/40	11349	0.24%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
23	2804:87bc:dc04::/48	11251	0.24%	61609 -- NextHop Solutions, BR
24	2400:cb00:1185::/48	11224	0.24%	14789 -- CLOUDFLARENET - Cloudflare, Inc., US
25	2406:840:e620::/48	11088	0.24%	138535 -- FURDEVS-AS-AP Wu Qi, CN
26	2a14:7dc0:511::/48	10342	0.22%	201705 -- XLI-NET, CN
27	2a0e:b107:19cb::/48	9571	0.21%	214450 -- OGL-AS, DE
28	2001:678:658::/48	9549	0.20%	214450 -- OGL-AS, DE
29	2a0a:5480:5::/48	9062	0.19%	211894 -- UNGLEICH-PLACE18, CH
30	2a0a:5480:2::/48	9029	0.19%	211894 -- UNGLEICH-PLACE18, CH
31	2a0a:5480:3::/48	8998	0.19%	211894 -- UNGLEICH-PLACE18, CH
32	2a0a:5480::/48	8992	0.19%	211894 -- UNGLEICH-PLACE18, CH
33	2a0a:5480:1::/48	8988	0.19%	211894 -- UNGLEICH-PLACE18, CH
34	2a0a:5480:4::/48	8987	0.19%	211894 -- UNGLEICH-PLACE18, CH
35	2407:5440::/48	8529	0.18%	141145 -- GIGANET-AS-ID PT Giga Digital Nusantara, ID
36	2400:4be0::/48	8529	0.18%	141898 -- MILENETWORK-AS-ID PT Milenial Inti Telekomunikasi, ID
37	2400:4be0:14::/48	8529	0.18%	141898 -- MILENETWORK-AS-ID PT Milenial Inti Telekomunikasi, ID
38	2a0d:2585::/32	8496	0.18%	59993 -- UILLLC-20230328, US
39	2a0a:280:3650::/44	7538	0.16%	44908 -- MANG_AS, IT
40	2001:67c:20fc::/48	7401	0.16%	210564 -- SWANTZTER-AS, SE
41	2a0f:9400:7370::/48	7320	0.16%	213092 -- MARBLEIS, GB
42	2a0f:9400:737d::/48	7308	0.16%	213092 -- MARBLEIS, GB
43	2804:36a8::/32	7219	0.15%	266362 -- NORTE TELECOM PROVEDOR DE INTERNET EIRELI, BR
44	2a05:4140:380::/42	6609	0.14%	204508 -- MLGT, IT
45	2a05:4140:333::/48	6588	0.14%	204508 -- MLGT, IT
46	2a05:4140:316::/48	6536	0.14%	204508 -- MLGT, IT
47	2a05:4140:304::/48	6436	0.14%	204508 -- MLGT, IT
48	2600:6c7f:9370::/44	6188	0.13%	19115 -- CHARTER-19115-DC - Charter Communications LLC, US
49	2a0c:b641:bd2::/48	6151	0.13%	215527 -- XERONET -_._-, GB
50	2a0f:9400:7379::/48	6046	0.13%	213092 -- MARBLEIS, GB
Total		740827	15.85%

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

Number of BGP Update Messages:	21613934
Number of Prefix Changes:	24628242
Number of Prefix Updates:	21613934
Number of Prefix Withdrawals:	3014308
Average Prefixes per BGP Update:	1.14
Average BGP Update Messages per second:	17.87
Average Prefix Updates per second:	20.36
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:	4492476	(0.21 of recv'd updates)
Number of RIB Prefix Withdrawals:	170988	(0.06 of recv'd withdrawals)
Peak RIB Update Rate per second:	28340	(16:10:05 Wed, 11-Mar-2026)
Peak RIB Withdrawal Rate per second:	3556	(16:10:07 Wed, 11-Mar-2026)
Seen Prefix Count:	259721
Updated Prefix Count:	259719
Stable Prefix Count:	2
Seen Origin AS Count:	36372
Updated Origin AS Count:	36369
Stable Origin AS Count:	3
Seen Unique Path Count:	172900
Updated Path Count:	161622
Stable Path Count:	11278

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