The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 20 October 2025 01:31 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	214028	739513	16.06%	1	739513.00	MAHDI-UMRAN, ID
2	202256	368709	8.01%	1472	250.48	LAWLIETNET, CN
3	203062	309170	6.71%	19	16272.11	ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux trading as ASR INFOPRO, FR
4	51559	236530	5.14%	98	2413.57	NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
5	22616	116200	2.52%	36	3227.78	ZSCALER-SJC1, US
6	16509	97552	2.12%	5548	17.58	AMAZON-02, US
7	40138	88186	1.91%	39	2261.18	MDNET, US
8	53667	75637	1.64%	5980	12.65	PONYNET, US
9	38266	73446	1.59%	1367	53.73	VIL-AS-AP Vodafone Idea Ltd, IN
10	211479	59377	1.29%	3	19792.33	N0EMIS-AS, DE
11	36351	45268	0.98%	69	656.06	SOFTLAYER, US
12	12041	42582	0.92%	229	185.95	AS-AFILIAS1, US
13	215171	41732	0.91%	5	8346.40	PT. DETROIT NETWORK INDONESIA, ID
14	199553	39631	0.86%	6	6605.17	UNGLEICH-PLACE5, CH
15	211894	38814	0.84%	7	5544.86	UNGLEICH-PLACE18, CH
16	39409	38614	0.84%	7	5516.29	SWG-MYROOTPW, AT
17	10103	32673	0.71%	12	2722.75	HKBN-AS-AP HK Broadband Network Ltd., HK
18	213092	32531	0.71%	12	2710.92	MARBLEIS, GB
19	21351	32114	0.70%	17	1889.06	CANALPLUSTELECOM, GP
20	13780	28268	0.61%	10	2826.80	MILEHIGHWALRUS-NETWORK, US
21	211281	25006	0.54%	7	3572.29	NEOHOST-AS, RO
22	28598	24841	0.54%	14	1774.36	DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
23	204210	23114	0.50%	6	3852.33	ZEUSPACKAGINGLTD, IE
24	204527	22116	0.48%	11	2010.55	BJNIP, DE
25	2832	21989	0.48%	1	21989.00	AS-SUNET-TESTBED, SE
26	11172	21034	0.46%	2730	7.70	Alestra, S. de R.L. de C.V., MX
27	23420	20894	0.45%	1	20894.00	AS-DAVENPRO, US
28	7552	20142	0.44%	3959	5.09	VIETEL-AS-AP Viettel Group, VN
29	136873	18579	0.40%	8	2322.38	MEGADATA-AS-ID MEGADATA-ISP, ID
30	28458	18222	0.40%	2	9111.00	IENTC S DE RL DE CV, MX
31	198351	17454	0.38%	32	545.44	SECUREWAN, GB
32	58810	17326	0.38%	496	34.93	IZUSCOLTD-BN Britannia House,22,2nd Floor,Cator Road, BN
33	139341	17246	0.37%	167	103.27	ACE-AS-AP ACE, SG
34	55547	16895	0.37%	518	32.62	WOODSNET-PH Unit D,E,F,G 28th Floor, PH
35	263137	15674	0.34%	15	1044.93	YUNE NET TELECOMUNICACOES LTDA, BR
36	19551	15210	0.33%	706	21.54	INCAPSULA, US
37	151810	15014	0.33%	4	3753.50	PHYLAXISINC-AS-AP Phylaxis Korea, KR
38	210564	14709	0.32%	1	14709.00	SWANTZTER-AS, SE
39	13335	14330	0.31%	3011	4.76	CLOUDFLARENET, US
40	21664	14156	0.31%	36	393.22	AMZN-BYOASN, US
41	17390	13949	0.30%	23	606.48	CIO-ORGANIZATION, US
42	92	13682	0.30%	1	13682.00	CLARKSON-AS, US
43	36183	13590	0.30%	1644	8.27	AKAMAI-AS, US
44	61609	13093	0.28%	2	6546.50	NextHop Solutions, BR
45	199340	12924	0.28%	1443	8.96	HONG-GUANWAN, HK
46	12735	12811	0.28%	415	30.87	ASTURKNET, TR
47	19905	12623	0.27%	19	664.37	SECURITYSERVICES, US
48	39891	12371	0.27%	2104	5.88	ALJAWWALSTC-AS, SA
49	9287	12192	0.26%	8	1524.00	TIDCC-AS-AP True Internet Data Center Company Limited, TH
50	59437	11843	0.26%	8	1480.38	NORTHERNDATA, DE
Total		3039576	66.00%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	214028	739513.0	16.06%	1	739513	MAHDI-UMRAN, ID
2	2832	21989.0	0.48%	1	21989	AS-SUNET-TESTBED, SE
3	23420	20894.0	0.45%	1	20894	AS-DAVENPRO, US
4	211479	19792.3	1.29%	3	59377	N0EMIS-AS, DE
5	203062	16272.1	6.71%	19	309170	ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux trading as ASR INFOPRO, FR
6	210564	14709.0	0.32%	1	14709	SWANTZTER-AS, SE
7	92	13682.0	0.30%	1	13682	CLARKSON-AS, US
8	61625	10264.0	0.22%	1	10264
9	214493	9647.0	0.21%	1	9647	FTSELL, DE
10	272053	9486.0	0.21%	1	9486	ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
11	28458	9111.0	0.40%	2	18222	IENTC S DE RL DE CV, MX
12	215171	8346.4	0.91%	5	41732	PT. DETROIT NETWORK INDONESIA, ID
13	213774	7241.0	0.16%	1	7241	NANCYANDSYSROM, US
14	208812	7048.0	0.15%	1	7048	ONDRYA, US
15	199553	6605.2	0.86%	6	39631	UNGLEICH-PLACE5, CH
16	61609	6546.5	0.28%	2	13093	NextHop Solutions, BR
17	328631	6317.0	0.14%	1	6317	BallitoISP, ZA
18	41701	5615.0	0.12%	1	5615	CAP-FIN-AS, FI
19	211894	5544.9	0.84%	7	38814	UNGLEICH-PLACE18, CH
20	39409	5516.3	0.84%	7	38614	SWG-MYROOTPW, AT
21	153997	4955.0	0.11%	1	4955	PROJECTELIV-AS-AP PROJECT ELIV, KR
22	199678	4941.0	0.11%	1	4941	AS-6RW-, RU
23	211645	4927.0	0.11%	1	4927	SPG, DE
24	26445	4925.0	0.11%	1	4925	OWL, US
25	399916	4636.0	0.10%	1	4636	PACKETSTREAM-NAM, US
26	265314	4366.0	0.09%	1	4366	Toolsoft Tecnologia Ltda, BR
27	20915	4288.0	0.09%	1	4288	HUNDRED-PERCENT-IT, GB
28	30083	3946.0	0.26%	3	11838	AS-30083-US-VELIA-NET, DE
29	204210	3852.3	0.50%	6	23114	ZEUSPACKAGINGLTD, IE
30	24474	3846.5	0.17%	2	7693	ASNPANYCAST Nepal Internet Exchange NP Anycast, NP
31	151810	3753.5	0.33%	4	15014	PHYLAXISINC-AS-AP Phylaxis Korea, KR
32	211281	3572.3	0.54%	7	25006	NEOHOST-AS, RO
33	22616	3227.8	2.52%	36	116200	ZSCALER-SJC1, US
34	139311	2867.5	0.12%	2	5735	STELLAIT-AS-AP Stella IT, KR
35	13780	2826.8	0.61%	10	28268	MILEHIGHWALRUS-NETWORK, US
36	274464	2821.0	0.06%	1	2821
37	10103	2722.8	0.71%	12	32673	HKBN-AS-AP HK Broadband Network Ltd., HK
38	149500	2713.5	0.24%	4	10854	SR-AS-AP Shane Renshaw, HK
39	213092	2710.9	0.71%	12	32531	MARBLEIS, GB
40	58487	2697.5	0.12%	2	5395	CRI-AS-AP CV. Rumahweb Indonesia, ID
41	273454	2579.7	0.17%	3	7739	TELVIA TELECOMUNICACOES LTDA, BR
42	200915	2554.0	0.17%	3	7662	MRFK, NO
43	214366	2500.0	0.05%	1	2500	PRIVACYFIRST, AE
44	51559	2413.6	5.14%	98	236530	NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
45	136873	2322.4	0.40%	8	18579	MEGADATA-AS-ID MEGADATA-ISP, ID
46	216249	2306.0	0.05%	1	2306	PHOTONSPARK, RO
47	40138	2261.2	1.91%	39	88186	MDNET, US
48	6871	2088.3	0.14%	3	6265	PLUSNET UK Internet Service Provider, GB
49	204527	2010.5	0.48%	11	22116	BJNIP, DE
50	30700	1952.8	0.17%
Total		1041724.6	47.24%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2a0f:85c1:8b9::/48	739513	15.27%	214028 -- MAHDI-UMRAN, ID
2	2a06:2c80:4000::/36	185430	3.83%	203062 -- ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux trading as ASR INFOPRO, FR
3	2a06:2c87:e000::/36	123574	2.55%	203062 -- ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux trading as ASR INFOPRO, FR
4	2a03:eec0:3212::/48	116159	2.40%	22616 -- ZSCALER-SJC1, US
5	2a02:1391:5100::/40	32035	0.66%	21351 -- CANALPLUSTELECOM, GP
6	2a0e:8f02:f022::/48	29717	0.61%	211479 -- N0EMIS-AS, DE
7	2a0e:b107:1220::/44	29652	0.61%	211479 -- N0EMIS-AS, DE
8	2804:248:100::/40	24648	0.51%	28598 -- DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
9	2a0c:b641:302::/47	23093	0.48%	204210 -- ZEUSPACKAGINGLTD, IE
10	2a07:db01:40::/42	22082	0.46%	204527 -- BJNIP, DE
11	2001:6b0:4::/48	21989	0.45%	2832 -- AS-SUNET-TESTBED, SE
12	2605:9c40::/32	20894	0.43%	23420 -- AS-DAVENPRO, US
13	2806:202::/32	18215	0.38%	28458 -- IENTC S DE RL DE CV, MX
14	2001:67c:20fc::/48	14710	0.30%	210564 -- SWANTZTER-AS, SE
15	240d:c010:165::/48	13977	0.29%	139341 -- ACE-AS-AP ACE, SG
16	2605:6480::/32	13682	0.28%	92 -- CLARKSON-AS, US
17	2804:87bc:dc04::/48	13092	0.27%	61609 -- NextHop Solutions, BR
18	2610:a1:1028::/48	12498	0.26%	19905 -- SECURITYSERVICES, US
19	2605:de00:bb::/48	11832	0.24%	30083 -- AS-30083-US-VELIA-NET, DE
20	2a03:90c0:7a0::/44	11559	0.24%	59437 -- NORTHERNDATA, DE
21	2804:9524::/32	10264	0.21%	61625 --
22	2001:678:20c::/48	9650	0.20%	39409 -- SWG-MYROOTPW, AT
23	2a10:9906:1002::/48	9648	0.20%	39409 -- SWG-MYROOTPW, AT
24	2a10:9906:1001::/48	9648	0.20%	39409 -- SWG-MYROOTPW, AT
25	2a10:9902:111::/48	9647	0.20%	214493 -- FTSELL, DE
26	2a10:9906:3020::/48	9643	0.20%	39409 -- SWG-MYROOTPW, AT
27	2803:5d10::/32	9486	0.20%	272053 -- ANTUNES FLORES SERGIO OMAR NUEVA NET, AR
28	2a02:e982:16::/48	9213	0.19%	19551 -- INCAPSULA, US
29	2a0a:5480:213::/48	8777	0.18%	211894 -- UNGLEICH-PLACE18, CH
30	2a14:7581:4310::/48	8455	0.17%	215171 -- PT. DETROIT NETWORK INDONESIA, ID
31	2a14:7581:4560::/48	8407	0.17%	215171 -- PT. DETROIT NETWORK INDONESIA, ID
32	2a0f:85c1:3ae::/48	8379	0.17%	215171 -- PT. DETROIT NETWORK INDONESIA, ID
33	2a14:7581:4566::/48	8337	0.17%	215171 -- PT. DETROIT NETWORK INDONESIA, ID
34	2a14:7581:4310::/44	8154	0.17%	215171 -- PT. DETROIT NETWORK INDONESIA, ID
35	2a14:7580:b000::/36	7991	0.17%	211281 -- NEOHOST-AS, RO
36	2a0f:6580:104::/48	7940	0.16%	200334 -- NETOPS-TR netops lab Network Operations Center, TR
37	2a14:7583:2a80::/42	7880	0.16%	211281 -- NEOHOST-AS, RO
38	2a03:2100:18::/48	7865	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
39	2a03:2100:19::/48	7799	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
40	2a03:2100:26::/48	7793	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
41	2602:f7ee:ff::/48	7793	0.16%	30700 -- OWO-NETWORK, US
42	2a03:2100:22::/48	7779	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
43	2a03:2100:24::/48	7778	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
44	2a03:2100:2d::/48	7761	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
45	2a03:2100:2b::/48	7757	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
46	2a03:2100:20::/48	7732	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
47	2a03:2100:13::/48	7710	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
48	2a03:2100:12::/48	7704	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
49	2a03:2100:11::/48	7678	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
50	2a03:2100:29::/48	7673	0.16%	51559 -- NETINTERNET Netinternet Bilisim Teknolojileri AS, TR
Total		1730692	35.72%

14 Day BGP Update Statistics Profile: 5-October-2025 00:00 - 19-October-2025 23:59 (UTC+1000)

Number of BGP Update Messages:	26701154
Number of Prefix Changes:	31024666
Number of Prefix Updates:	26701154
Number of Prefix Withdrawals:	4323512
Average Prefixes per BGP Update:	1.16
Average BGP Update Messages per second:	22.07
Average Prefix Updates per second:	25.65
Peak BGP Update Message Rate per second:	30912	(08:20:12 Fri, 17-Oct-2025)
Peak Prefix Update Rate per second:	30912	(08:20:12 Fri, 17-Oct-2025)
Peak Prefix Withdraw Rate per second:	1620	(15:04:39 Tue, 7-Oct-2025, )
Number of RIB Prefix Updates:	4605199	(0.17 of recv'd updates)
Number of RIB Prefix Withdrawals:	236876	(0.05 of recv'd withdrawals)
Peak RIB Update Rate per second:	20784	(06:19:42 Tue, 7-Oct-2025)
Peak RIB Withdrawal Rate per second:	855	(15:04:07 Tue, 7-Oct-2025)
Seen Prefix Count:	254062
Updated Prefix Count:	250553
Stable Prefix Count:	3509
Seen Origin AS Count:	35755
Updated Origin AS Count:	35597
Stable Origin AS Count:	158
Seen Unique Path Count:	188377
Updated Path Count:	167105
Stable Path Count:	21272

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