The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 17 August 2025 01:23 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	214028	1139467	23.48%	1	1139467.00	MAHDI-UMRAN, ID
2	18403	484613	9.99%	3481	139.22	FPT-AS-AP FPT Telecom Company, VN
3	51559	251432	5.18%	97	2592.08	NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
4	202256	140290	2.89%	896	156.57	LAWLIETNET, CN
5	22616	129974	2.68%	34	3822.76	ZSCALER-SJC1, US
6	16509	111292	2.29%	5339	20.85	AMAZON-02, US
7	19551	101944	2.10%	639	159.54	INCAPSULA, US
8	7552	73146	1.51%	3973	18.41	VIETEL-AS-AP Viettel Group, VN
9	2199	64143	1.32%	1	64143.00	FR-DOM-MARTINIQUE Iles de la Martinique, EU
10	28598	57582	1.19%	15	3838.80	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
11	2472	55145	1.14%	1	55145.00	FR-DOM-GUYANE Guyane Francaise, EU
12	28640	54063	1.11%	15	3604.20	VIPWay Telecomunicacoes Ltda, BR
13	12041	51141	1.05%	229	223.32	AS-AFILIAS1, US
14	40138	47866	0.99%	42	1139.67	MDNET, US
15	53667	42793	0.88%	1055	40.56	PONYNET, US
16	206604	39178	0.81%	12	3264.83	FOXDEVLAB FoxDevLab.com, IL
17	39409	38455	0.79%	7	5493.57	SWG-MYROOTPW, AT
18	274735	35174	0.72%	4	8793.50	MAIKE DOUGLAS MACEDO SEBASTIAO ME, BR
19	38266	34220	0.71%	1342	25.50	VIL-AS-AP Vodafone Idea Ltd, IN
20	36183	33890	0.70%	1652	20.51	AKAMAI-AS, US
21	42298	27015	0.56%	689	39.21	GCC-MPLS-PEERING GCC MPLS peering, QA
22	17747	22875	0.47%	3	7625.00	SITINETWORS-IN-AP SITI NETWORKS LIMITED, IN
23	13780	21661	0.45%	10	2166.10	MILEHIGHWALRUS-NETWORK, US
24	13335	20601	0.42%	2851	7.23	CLOUDFLARENET, US
25	28458	20472	0.42%	2	10236.00	IENTC S DE RL DE CV, MX
26	151810	20324	0.42%	3	6774.67	PHYLAXISINC-AS-AP Phylaxis Korea, KR
27	23420	20013	0.41%	1	20013.00	AS-DAVENPRO, US
28	215171	19543	0.40%	5	3908.60	PT. DETROIT NETWORK INDONESIA, ID
29	206067	19156	0.39%	53	361.43	H3GUK, GB
30	149500	18841	0.39%	4	4710.25	SR-AS-AP Shane Renshaw, HK
31	213092	18695	0.39%	10	1869.50	MARBLEIS, GB
32	21351	18450	0.38%	17	1085.29	CANALPLUSTELECOM, GP
33	2832	18183	0.37%	1	18183.00	AS-SUNET-TESTBED, SE
34	11172	17594	0.36%	2530	6.95	Alestra, S. de R.L. de C.V., MX
35	200334	17460	0.36%	6	2910.00	NETOPS-TR netops lab Network Operations Center, TR
36	19905	16366	0.34%	19	861.37	SECURITYSERVICES, US
37	204210	15917	0.33%	7	2273.86	ZEUSPACKAGINGLTD, IE
38	139341	15458	0.32%	155	99.73	ACE-AS-AP ACE, SG
39	62240	15410	0.32%	1089	14.15	CLOUVIDER Clouvider - Global ASN, GB
40	61609	14566	0.30%	2	7283.00	NextHop Solutions, BR
41	17072	14228	0.29%	1282	11.10	TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
42	207852	13862	0.29%	16	866.38	Y525-NETWORK, MY
43	21664	12719	0.26%	101	125.93	AMZN-BYOASN, US
44	24158	12602	0.26%	506	24.91	TAIWANMOBILE-AS Taiwan Mobile Co., Ltd., TW
45	262589	11774	0.24%	80	147.18	SAMM TECNOLOGIA E TELECOMUNICACOES S.A, BR
46	28649	11488	0.24%	63	182.35	Desktop Sigmanet Comunicacao Multimidia SA, BR
47	28573	10090	0.21%	1580	6.39	Claro NXT Telecomunicacoes Ltda, BR
48	136873	10086	0.21%	8	1260.75	MEGADATA-AS-ID MEGADATA-ISP, ID
49	27882	9820	0.20%	128	76.72	Telefonica Celular de Bolivia S.A., BO
50	28292	9732	0.20%	7	1390.29	ENGEPLUS INFORMATICA LTDA, BR
Total		3480809	71.73%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	214028	1139467.0	23.48%	1	1139467	MAHDI-UMRAN, ID
2	2199	64143.0	1.32%	1	64143	FR-DOM-MARTINIQUE Iles de la Martinique, EU
3	2472	55145.0	1.14%	1	55145	FR-DOM-GUYANE Guyane Francaise, EU
4	23420	20013.0	0.41%	1	20013	AS-DAVENPRO, US
5	2832	18183.0	0.37%	1	18183	AS-SUNET-TESTBED, SE
6	28458	10236.0	0.42%	2	20472	IENTC S DE RL DE CV, MX
7	214493	9612.0	0.20%	1	9612	FTSELL, DE
8	274735	8793.5	0.72%	4	35174	MAIKE DOUGLAS MACEDO SEBASTIAO ME, BR
9	204378	8293.0	0.17%	1	8293	WAVESQUID, AU
10	37353	7864.0	0.16%	1	7864	SEACOM-AS, ZA
11	17747	7625.0	0.47%	3	22875	SITINETWORS-IN-AP SITI NETWORKS LIMITED, IN
12	61609	7283.0	0.30%	2	14566	NextHop Solutions, BR
13	399916	6840.0	0.14%	1	6840	PACKETSTREAM-NAM, US
14	151810	6774.7	0.42%	3	20324	PHYLAXISINC-AS-AP Phylaxis Korea, KR
15	153997	6670.0	0.14%	1	6670	PROJECTELIV-AS-AP PROJECT ELIV, KR
16	41701	5804.0	0.12%	1	5804	CAP-FIN-AS, FI
17	26445	5804.0	0.12%	1	5804	OWL, US
18	39409	5493.6	0.79%	7	38455	SWG-MYROOTPW, AT
19	272537	4810.0	0.10%	1	4810	DIRECT NET CONEXOES RAPIDAS LTDA - ME, BR
20	149500	4710.2	0.39%	4	18841	SR-AS-AP Shane Renshaw, HK
21	211645	4146.0	0.09%	1	4146	SPG, DE
22	215171	3908.6	0.40%	5	19543	PT. DETROIT NETWORK INDONESIA, ID
23	28598	3838.8	1.19%	15	57582	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
24	22616	3822.8	2.68%	34	129974	ZSCALER-SJC1, US
25	198090	3746.0	0.08%	1	3746	ASLIBRA, IT
26	28640	3604.2	1.11%	15	54063	VIPWay Telecomunicacoes Ltda, BR
27	139311	3492.5	0.14%	2	6985	STELLAIT-AS-AP Stella IT, KR
28	28618	3425.0	0.07%	1	3425	Linktel Telecom do Brasil Ltda, BR
29	266652	3323.0	0.07%	1	3323	CLUXTER TECNOLOGIA, BR
30	206604	3264.8	0.81%	12	39178	FOXDEVLAB FoxDevLab.com, IL
31	216249	3219.0	0.07%	1	3219	PHOTONSPARK, RO
32	10299	2953.0	0.06%	1	2953	EMPRESAS MUNICIPALES DE CALI E.I.C.E. E.S.P., CO
33	200334	2910.0	0.36%	6	17460	NETOPS-TR netops lab Network Operations Center, TR
34	199678	2830.0	0.06%	1	2830	AS-6RW-, RU
35	51559	2592.1	5.18%	97	251432	NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
36	210564	2359.0	0.05%	1	2359	SWANTZTER-AS, SE
37	266020	2330.0	0.10%	2	4660	ICLICK TELECOM, BR
38	201925	2298.5	0.09%	2	4597	EPIX-EPINET, PL
39	204210	2273.9	0.33%	7	15917	ZEUSPACKAGINGLTD, IE
40	13383	2258.7	0.14%	3	6776	PHYLAXIS-NET, US
41	13780	2166.1	0.45%	10	21661	MILEHIGHWALRUS-NETWORK, US
42	57928	1961.0	0.04%	1	1961	PRODWARE-AS, FR
43	200915	1951.0	0.12%	3	5853	MRFK, NO
44	213092	1869.5	0.39%	10	18695	MARBLEIS, GB
45	141145	1759.0	0.04%	1	1759	GIGANET-AS-ID PT Giga Digital Nusantara, ID
46	131717	1629.0	0.17%	5	8145	IDNIC-CIFO-AS-ID PT Citra Jelajah Informatika, ID
47	328631	1611.0	0.03%	1	1611	BallitoISP, ZA
48	20191	1570.0	0.13%	4	6280	Pontificia Universidad Catolica de Chile, CL
49	28657	1552.5	0.06%	2	3105	MD Brasil - Tecnologia da Informacao Ltda, BR
50	57496	1541.5	0.06%
Total		1483770.5	45.95%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2a0f:85c1:8b9::/48	1139467	21.99%	214028 -- MAHDI-UMRAN, ID
2	2a03:eec0:3212::/48	129848	2.51%	22616 -- ZSCALER-SJC1, US
3	2a02:e982:b::/48	90988	1.76%	19551 -- INCAPSULA, US
4	2001:661:2000::/35	64143	1.24%	2199 -- FR-DOM-MARTINIQUE Iles de la Martinique, EU
5	2804:248:100::/40	57519	1.11%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
6	2001:661:4000::/35	55145	1.06%	2472 -- FR-DOM-GUYANE Guyane Francaise, EU
7	2804:92d4::/32	35114	0.68%	274735 -- MAIKE DOUGLAS MACEDO SEBASTIAO ME, BR
8	2a02:26f7:163::/48	28708	0.55%	36183 -- AKAMAI-AS, US
9	2806:202::/32	20470	0.39%	28458 -- IENTC S DE RL DE CV, MX
10	2605:9c40::/32	20013	0.39%	23420 -- AS-DAVENPRO, US
11	2001:6b0:4::/48	18183	0.35%	2832 -- AS-SUNET-TESTBED, SE
12	2a02:1391:5100::/40	18032	0.35%	21351 -- CANALPLUSTELECOM, GP
13	2610:a1:1028::/48	16313	0.31%	19905 -- SECURITYSERVICES, US
14	2a0c:b641:302::/47	15903	0.31%	204210 -- ZEUSPACKAGINGLTD, IE
15	2804:87bc:dc04::/48	14547	0.28%	61609 -- NextHop Solutions, BR
16	240d:c010:165::/48	12770	0.25%	139341 -- ACE-AS-AP ACE, SG
17	2402:ea80::/48	11437	0.22%	17747 -- SITINETWORS-IN-AP SITI NETWORKS LIMITED, IN
18	2402:ea80::/32	11437	0.22%	17747 -- SITINETWORS-IN-AP SITI NETWORKS LIMITED, IN
19	2a03:2100:19::/48	9802	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
20	2a03:2100:11::/48	9750	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
21	2a03:2100:2e::/48	9723	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
22	2a03:2100:13::/48	9695	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
23	2a03:2100:1a::/48	9682	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
24	2a03:2100:1d::/48	9675	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
25	2a03:2100:2c::/48	9668	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
26	2a03:2100:12::/48	9667	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
27	2a03:2100:27::/48	9662	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
28	2a03:2100:21::/48	9658	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
29	2a03:2100:23::/48	9642	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
30	2a03:2100:16::/48	9630	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
31	2a03:2100:20::/48	9618	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
32	2001:678:20c::/48	9617	0.19%	39409 -- SWG-MYROOTPW, AT
33	2a10:9902:111::/48	9612	0.19%	214493 -- FTSELL, DE
34	2a10:9906:1002::/48	9612	0.19%	39409 -- SWG-MYROOTPW, AT
35	2a10:9906:1001::/48	9612	0.19%	39409 -- SWG-MYROOTPW, AT
36	2a10:9906:3020::/48	9611	0.19%	39409 -- SWG-MYROOTPW, AT
37	2a03:2100:22::/48	9589	0.19%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
38	2a03:2100:1f::/48	9577	0.18%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
39	2a03:2100:14::/48	9554	0.18%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
40	2a03:2100:1e::/48	9525	0.18%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
41	2a03:2100:1c::/48	9522	0.18%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
42	2a03:2100:2f::/48	9518	0.18%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
43	2a03:2100:26::/48	9503	0.18%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
44	2a03:2100:15::/48	9500	0.18%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
45	2a03:2100:2d::/48	9497	0.18%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
46	2a03:2100:24::/48	9491	0.18%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
47	2a03:2100:1b::/48	9486	0.18%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
48	2a0f:6580:104::/48	8791	0.17%	200334 -- NETOPS-TR netops lab Network Operations Center, TR
49	2602:feda:b8c::/48	8603	0.17%	200334 -- NETOPS-TR netops lab Network Operations Center, TR
50	2a0c:3800:300::/48	8293	0.16%	204378 -- WAVESQUID, AU
Total		2064422	39.88%

14 Day BGP Update Statistics Profile: 2-August-2025 00:00 - 16-August-2025 23:59 (UTC+1000)

Number of BGP Update Messages:	22553520
Number of Prefix Changes:	26166927
Number of Prefix Updates:	22553520
Number of Prefix Withdrawals:	3613407
Average Prefixes per BGP Update:	1.16
Average BGP Update Messages per second:	18.65
Average Prefix Updates per second:	21.63
Peak BGP Update Message Rate per second:	60152	(13:42:27 Tue, 12-Aug-2025)
Peak Prefix Update Rate per second:	60152	(13:42:27 Tue, 12-Aug-2025)
Peak Prefix Withdraw Rate per second:	3056	(11:20:57 Mon, 4-Aug-2025, )
Number of RIB Prefix Updates:	4853209	(0.22 of recv'd updates)
Number of RIB Prefix Withdrawals:	329425	(0.09 of recv'd withdrawals)
Peak RIB Update Rate per second:	46226	(13:42:27 Tue, 12-Aug-2025)
Peak RIB Withdrawal Rate per second:	3054	(11:20:57 Mon, 4-Aug-2025)
Seen Prefix Count:	242386
Updated Prefix Count:	238366
Stable Prefix Count:	4020
Seen Origin AS Count:	35338
Updated Origin AS Count:	35109
Stable Origin AS Count:	229
Seen Unique Path Count:	162811
Updated Path Count:	128564
Stable Path Count:	34247

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