The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 2 July 2025 01:24 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	214028	1108144	20.33%	1	1108144.00	MAHDI-UMRAN, ID
2	203020	694206	12.74%	46	15091.43	HOSTROYALE, IN
3	51559	264379	4.85%	98	2697.74	NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
4	202256	143800	2.64%	5400	26.63	LAWLIETNET, CN
5	151194	112065	2.06%	142	789.19	STELIGHT-AS-AP Zhu Yucheng, CN
6	16509	106065	1.95%	5163	20.54	AMAZON-02, US
7	401538	100026	1.84%	5913	16.92	NOVA86, US
8	22616	68747	1.26%	34	2021.97	ZSCALER-SJC1, US
9	2199	66049	1.21%	1	66049.00	FR-DOM-MARTINIQUE Iles de la Martinique, EU
10	4767	64552	1.18%	1	64552.00	AIT-CS-ASN Computer Science, TH
11	11172	64384	1.18%	2274	28.31	Alestra, S. de R.L. de C.V., MX
12	42298	53868	0.99%	693	77.73	GCC-MPLS-PEERING GCC MPLS peering, QA
13	45271	51783	0.95%	1343	38.56	VIL-AS-AP Vodafone Idea Ltd, IN
14	12041	51084	0.94%	224	228.05	AS-AFILIAS1, US
15	202662	42981	0.79%	99	434.15	Hytron Network, HK
16	53667	42712	0.78%	950	44.96	PONYNET, US
17	40138	40450	0.74%	42	963.10	MDNET, US
18	7162	39714	0.73%	14	2836.71	Universo Online S.A., BR
19	36183	39413	0.72%	1756	22.44	AKAMAI-AS, US
20	274735	38081	0.70%	5	7616.20	MAIKE DOUGLAS MACEDO SEBASTIAO ME, BR
21	274045	30594	0.56%	17	1799.65	CARIBBEAN LATIN AMERICA TECHNOLOGY LIMITED, TT
22	210258	29943	0.55%	55	544.42	WILDANET, GB
23	27865	29030	0.53%	8	3628.75	Tecnologia WorkOut S.A., AR
24	28073	28229	0.52%	88	320.78	Cooperativa Electrica Trenque Lauquen, AR
25	215171	27126	0.50%	4	6781.50	PT. DETROIT NETWORK INDONESIA, ID
26	401753	27040	0.50%	26	1040.00	BIXCE, VG
27	271060	25489	0.47%	21	1213.76	INOVAIP TELECOM LTDA, BR
28	28598	24438	0.45%	15	1629.20	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
29	28458	24402	0.45%	2	12201.00	IENTC S DE RL DE CV, MX
30	204374	22748	0.42%	18	1263.78	LEONARDO-SYSTEMS, BR
31	20940	22228	0.41%	798	27.85	AKAMAI-ASN1, NL
32	136873	21850	0.40%	8	2731.25	MEGADATA-AS-ID MEGADATA-ISP, ID
33	23420	20002	0.37%	1	20002.00	AS-DAVENPRO, US
34	13780	18567	0.34%	10	1856.70	MILEHIGHWALRUS-NETWORK, US
35	32653	18474	0.34%	5	3694.80	ENETWORKS, ZA
36	11664	17873	0.33%	1018	17.56	Techtel LMDS Comunicaciones Interactivas S.A., AR
37	28573	16646	0.31%	1585	10.50	Claro NXT Telecomunicacoes Ltda, BR
38	264422	15874	0.29%	46	345.09	DIGITAL WAVE DE MERITI PROVEDOR DE INTERNET LTDA, BR
39	139341	15707	0.29%	146	107.58	ACE-AS-AP ACE, SG
40	200915	15124	0.28%	3	5041.33	MRFK, NO
41	19905	14072	0.26%	19	740.63	SECURITYSERVICES, US
42	10103	13708	0.25%	12	1142.33	HKBN-AS-AP HK Broadband Network Ltd., HK
43	61508	13566	0.25%	5	2713.20	SGS VALLEVISION SRL, AR
44	149500	13546	0.25%	4	3386.50	SR-AS-AP Shane Renshaw, HK
45	13335	13337	0.24%	2745	4.86	CLOUDFLARENET, US
46	205036	13228	0.24%	3	4409.33	IPV6-EDU-PL IPv6.edu.pl: BGP Research Network, PL
47	32934	13006	0.24%	240	54.19	FACEBOOK, US
48	14593	12352	0.23%	573	21.56	SPACEX-STARLINK, US
49	61609	11899	0.22%	2	5949.50	NextHop Solutions, BR
50	17072	11821	0.22%	1278	9.25	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
Total		3774422	69.29%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	214028	1108144.0	20.33%	1	1108144	MAHDI-UMRAN, ID
2	2199	66049.0	1.21%	1	66049	FR-DOM-MARTINIQUE Iles de la Martinique, EU
3	4767	64552.0	1.18%	1	64552	AIT-CS-ASN Computer Science, TH
4	23420	20002.0	0.37%	1	20002	AS-DAVENPRO, US
5	203020	18268.6	12.74%	46	694206	HOSTROYALE, IN
6	28458	12201.0	0.45%	2	24402	IENTC S DE RL DE CV, MX
7	274735	7616.2	0.70%	5	38081	MAIKE DOUGLAS MACEDO SEBASTIAO ME, BR
8	215171	6781.5	0.50%	4	27126	PT. DETROIT NETWORK INDONESIA, ID
9	61609	5949.5	0.22%	2	11899	NextHop Solutions, BR
10	41701	5760.0	0.11%	1	5760	CAP-FIN-AS, FI
11	2472	5678.0	0.10%	1	5678	FR-DOM-GUYANE Guyane Francaise, EU
12	37353	5476.0	0.10%	1	5476	SEACOM-AS, ZA
13	200915	5041.3	0.28%	3	15124	MRFK, NO
14	266020	4878.5	0.18%	2	9757	ICLICK TELECOM, BR
15	199678	4822.0	0.09%	1	4822	AS-6RW-, RU
16	21570	4580.0	0.08%	3	4580	ACI-1, CA
17	2832	4482.0	0.08%	1	4482	AS-SUNET-TESTBED, SE
18	205036	4409.3	0.24%	3	13228	IPV6-EDU-PL IPv6.edu.pl: BGP Research Network, PL
19	52442	4139.0	0.08%	1	4139	Universidad Nacional de Lujan, AR
20	266753	4139.0	0.08%	1	4139	COOP. DE PROVISION DE OBRAS Y SERVICIOS PUBLICOS DE PEREZ MILLAN LTDA, AR
21	265876	4129.0	0.08%	1	4129	EREZUMA MARTIN T-WIRELESS, AR
22	28068	4127.0	0.08%	1	4127	Universidad Nacional de San Luis, AR
23	262216	4126.0	0.08%	1	4126	TELCONET S A, AR
24	265760	4125.0	0.08%	1	4125	PECHIEU GASTON, AR
25	266884	4121.0	0.08%	1	4121	ROSERO MARCELO JORGE MAXIMILIANO, AR
26	264683	4117.0	0.08%	1	4117	Universidad Nacional del Noroeste de Buenos Aires UNNOBA, AR
27	267710	4104.0	0.08%	1	4104	WEBHOSTING S.R.L., AR
28	51408	4073.0	0.07%	1	4073	SIRIUS-AS, RU
29	12150	3849.0	0.07%	1	3849	COTELCAM, AR
30	265715	3819.0	0.07%	1	3819	LLAMADAIP S.R.L., AR
31	271922	3774.0	0.07%	1	3774	LEIRIA HUGO LEANDRO GEO FIBER, AR
32	198090	3763.0	0.07%	1	3763	ASLIBRA, IT
33	32653	3694.8	0.34%	5	18474	ENETWORKS, ZA
34	262230	3640.0	0.07%	1	3640	HORUS SISTEMAS INFORMATICOS SRL, AR
35	27865	3628.8	0.53%	8	29030	Tecnologia WorkOut S.A., AR
36	7162	3610.4	0.73%	14	39714	Universo Online S.A., BR
37	267913	3603.0	0.07%	1	3603	IFRANET S.A, AR
38	267772	3576.0	0.13%	2	7152	LATINA NET TELECOMUNICACIONES S.R.L, AR
39	149500	3386.5	0.25%	4	13546	SR-AS-AP Shane Renshaw, HK
40	52827	3157.0	0.06%	1	3157	ERSC BANDA LARGA, BR
41	5692	3072.0	0.06%	1	3072	Universidad Nacional de La Plata, AR
42	269814	3038.0	0.06%	1	3038	PROLUX COMSER S.A., AR
43	265781	3026.0	0.06%	1	3026	PALA PABLO FEDERICO, AR
44	61451	2996.0	0.05%	1	2996	WAVENET S.A., AR
45	266863	2994.0	0.05%	1	2994	Link Net Argentina S.R.L., AR
46	22616	2989.0	1.26%	34	68747	ZSCALER-SJC1, US
47	265819	2988.0	0.16%	3	8964	COMUNIDAT S.A.S., AR
48	64109	2974.0	0.05%	1	2974	JOCKEY CLUB A.C., AR
49	52300	2973.0	0.05%	1	2973	Internet Local, AR
50	269874	2944.0	0.05%
Total		1469386.4	44.06%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2a0f:85c1:8b9::/48	1108144	19.56%	214028 -- MAHDI-UMRAN, ID
2	2a06:3040:10::/48	694065	12.25%	203020 -- HOSTROYALE, IN
3	2a03:eec0:3212::/48	68717	1.21%	22616 -- ZSCALER-SJC1, US
4	2001:661:2000::/35	66049	1.17%	2199 -- FR-DOM-MARTINIQUE Iles de la Martinique, EU
5	2403:e240::/32	64552	1.14%	4767 -- AIT-CS-ASN Computer Science, TH
6	2804:92d4::/32	38041	0.67%	274735 -- MAIKE DOUGLAS MACEDO SEBASTIAO ME, BR
7	2806:202::/32	24400	0.43%	28458 -- IENTC S DE RL DE CV, MX
8	2804:248:100::/40	24376	0.43%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
9	2605:9c40::/32	20002	0.35%	23420 -- AS-DAVENPRO, US
10	2c0f:fbf0:1::/48	17632	0.31%	32653 -- ENETWORKS, ZA
11	2610:a1:1028::/48	14008	0.25%	19905 -- SECURITYSERVICES, US
12	2804:49c:c0f1::/48	13286	0.23%	7162 -- Universo Online S.A., BR
13	2804:49c:13::/48	13257	0.23%	7162 -- Universo Online S.A., BR
14	2804:49c:31::/48	13102	0.23%	7162 -- Universo Online S.A., BR
15	2804:75a4:e4::/48	12891	0.23%	271060 -- INOVAIP TELECOM LTDA, BR
16	2804:75a4:e0::/46	12555	0.22%	271060 -- INOVAIP TELECOM LTDA, BR
17	2804:87bc:dc04::/48	11896	0.21%	61609 -- NextHop Solutions, BR
18	240d:c010:165::/48	11176	0.20%	139341 -- ACE-AS-AP ACE, SG
19	2a0c:b641:302::/47	10531	0.19%	204210 -- ZEUSPACKAGINGLTD, IE
20	2804:393c:7700::/40	9754	0.17%	266020 -- ICLICK TELECOM, BR
21	2a0f:6580:104::/48	9378	0.17%	200334 -- NETOPS-TR netops lab Network Operations Center, TR
22	2a03:2100:18::/48	9280	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
23	2a03:2100:19::/48	9249	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
24	2a03:2100:13::/48	9226	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
25	2a03:2100:25::/48	9213	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
26	2a03:2100:27::/48	9209	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
27	2a03:2100:2c::/48	9195	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
28	2a03:2100:2e::/48	9194	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
29	2a03:2100:11::/48	9193	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
30	2a03:2100:1a::/48	9160	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
31	2a03:2100:23::/48	9153	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
32	2a03:2100:29::/48	9152	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
33	2a03:2100:1d::/48	9145	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
34	2a03:2100:12::/48	9137	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
35	2a03:2100:21::/48	9123	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
36	2a03:2100:14::/48	8983	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
37	2a03:2100:24::/48	8961	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
38	2a03:2100:2a::/48	8955	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
39	2a03:2100:2b::/48	8952	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
40	2a03:2100:2f::/48	8946	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
41	2a03:2100:1b::/48	8944	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
42	2a03:2100:20::/48	8934	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
43	2a03:2100:1c::/48	8927	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
44	2a03:2100:15::/48	8917	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
45	2a03:2100:2d::/48	8916	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
46	2a03:2100:17::/48	8907	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
47	2a03:2100:1e::/48	8887	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
48	2a03:2100:1f::/48	8880	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
49	2a03:2100:28::/48	8876	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
50	2a03:2100:26::/48	8864	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
Total		2520290	44.49%

14 Day BGP Update Statistics Profile: 17-June-2025 00:00 - 1-July-2025 23:59 (UTC+1000)

Number of BGP Update Messages:	30019563
Number of Prefix Changes:	33751976
Number of Prefix Updates:	30019563
Number of Prefix Withdrawals:	3732413
Average Prefixes per BGP Update:	1.12
Average BGP Update Messages per second:	24.82
Average Prefix Updates per second:	27.90
Peak BGP Update Message Rate per second:	22674	(03:08:36 Thu, 26-Jun-2025)
Peak Prefix Update Rate per second:	22674	(03:08:36 Thu, 26-Jun-2025)
Peak Prefix Withdraw Rate per second:	3058	(05:01:04 Mon, 30-Jun-2025, )
Number of RIB Prefix Updates:	5450766	(0.18 of recv'd updates)
Number of RIB Prefix Withdrawals:	215068	(0.06 of recv'd withdrawals)
Peak RIB Update Rate per second:	15337	(06:07:54 Wed, 18-Jun-2025)
Peak RIB Withdrawal Rate per second:	1383	(23:40:57 Mon, 30-Jun-2025)
Seen Prefix Count:	248140
Updated Prefix Count:	199232
Stable Prefix Count:	48908
Seen Origin AS Count:	34937
Updated Origin AS Count:	31975
Stable Origin AS Count:	2962
Seen Unique Path Count:	162250
Updated Path Count:	148457
Stable Path Count:	13793

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