The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 29 November 2021 01:18 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	55430	2198993	35.89%	301	7305.62	STARHUB-NGNBN Starhub Ltd, SG
2	20473	759070	12.39%	2816	269.56	AS-CHOOPA, US
3	131429	334875	5.47%	483	693.32	MOBIFONE-AS-VN MOBIFONE Corporation, VN
4	53356	217602	3.55%	4179	52.07	FREE RANGE CLOUD, CA
5	4657	157797	2.58%	22	7172.59	STARHUB-INTERNET StarHub Ltd, SG
6	45899	87861	1.43%	288	305.07	VNPT-AS-VN VNPT Corp, VN
7	7602	66379	1.08%	13	5106.08	SPT-AS-VN Saigon Postel Corporation, VN
8	41732	51635	0.84%	10	5163.50	HOSTINGFUZE Free DDoS protection for WordPress, RO
9	36692	49196	0.80%	58	848.21	OPENDNS, US
10	4773	47289	0.77%	72	656.79	MOBILEONELTD-AS-AP MobileOne Ltd. MobileInternet Service Provider Singapore, SG
11	264733	46036	0.75%	7	6576.57	CHACO COMUNICACIONES S.A., PY
12	53089	39100	0.64%	31	1261.29	IDC TELECOM LTDA, BR
13	11664	38754	0.63%	434	89.29	Techtel LMDS Comunicaciones Interactivas S.A., AR
14	268976	37945	0.62%	8	4743.12	Weclix Telecom SA, BR
15	11172	37430	0.61%	3476	10.77	Alestra, S. de R.L. de C.V., MX
16	62240	34290	0.56%	1006	34.09	CLOUVIDER Clouvider - Global ASN, GB
17	211940	33846	0.55%	3	11282.00	AS_FUZE, RO
18	262742	31519	0.51%	15	2101.27	Fundacao Universidade Federal do ABC - UFABC, BR
19	18019	30174	0.49%	4	7543.50	COTTONCANDYCLOUD-AS-AP Cotton Candy Cloud Pte Ltd, SG
20	31514	28725	0.47%	2	14362.50	INF-NET-AS, RU
21	136440	28499	0.47%	1	28499.00	SASPL-AS-AP Sungard Availability Services India Private Limited, IN
22	12208	27574	0.45%	18	1531.89	TRUVISTA, US
23	36183	27357	0.45%	1248	21.92	AKAMAI-AS, US
24	36223	26550	0.43%	9	2950.00	SPANISHFORK-COMMUNITY-NETWORK, US
25	135905	24248	0.40%	32	757.75	VNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP, VN
26	109	22778	0.37%	39	584.05	CISCOSYSTEMS, US
27	262983	22520	0.37%	21	1072.38	Net Barretos Tecnologia LTDA - ME, BR
28	135008	22465	0.37%	3	7488.33	GOVTECH-AS-GOVTECH GOVERNMENT TECHNOLOGY AGENCY, SG
29	18403	18421	0.30%	910	20.24	FPT-AS-AP The Corporation for Financing & Promoting Technology, VN
30	212995	18144	0.30%	16	1134.00	TAN-NET, CH
31	22356	17681	0.29%	8	2210.12	Durand do Brasil Ltda, BR
32	262865	17222	0.28%	8	2152.75	Ired Internet, BR
33	21859	17111	0.28%	94	182.03	ZEN-ECN, US
34	32629	16978	0.28%	2	8489.00	CITY-OF-CHARLOTTE-ASN, US
35	38082	15412	0.25%	10	1541.20	IIT-TIG-AS-AP True International Gateway Co., Ltd., TH
36	52817	15336	0.25%	9	1704.00	NEWCENTER TELECOM, BR
37	45271	15289	0.25%	1563	9.78	ICLNET-AS-AP Idea Cellular Limited, IN
38	53019	15174	0.25%	37	410.11	infotec- servicos de provedor da internet ltda, BR
39	60982	15134	0.25%	3	5044.67	WARPCON-AS, RO
40	36492	14995	0.24%	2369	6.33	GOOGLEWIFI, US
41	48582	14970	0.24%	37	404.59	NGENA-NW, DE
42	3300	14862	0.24%	27	550.44	BT, GB
43	55907	14783	0.24%	3	4927.67	GMO-DNS GMO Internet,Inc, JP
44	12654	14778	0.24%	41	360.44	RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
45	399970	14519	0.24%	5	2903.80	ARIN-RS-RND, US
46	24429	13599	0.22%	10	1359.90	TAOBAO Zhejiang Taobao Network Co.,Ltd, CN
47	262476	13405	0.22%	7	1915.00	PROVEDOR BRCENTRAL.NET LTDA, BR
48	271849	12425	0.20%	1	12425.00	EQUIPOS ELECTRONICOS Y COMPUTACION S.A., CL
49	210564	12276	0.20%	1	12276.00	SWANTZTER-AS, SE
50	43766	12166	0.20%	239	50.90	MTC-KSA-AS, SA
Total		4865187	79.40%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	136440	28499.0	0.47%	1	28499	SASPL-AS-AP Sungard Availability Services India Private Limited, IN
2	38082	15412.0	0.25%	10	15412	IIT-TIG-AS-AP True International Gateway Co., Ltd., TH
3	31514	14362.5	0.47%	2	28725	INF-NET-AS, RU
4	271849	12425.0	0.20%	1	12425	EQUIPOS ELECTRONICOS Y COMPUTACION S.A., CL
5	210564	12276.0	0.20%	1	12276	SWANTZTER-AS, SE
6	211940	11282.0	0.55%	3	33846	AS_FUZE, RO
7	204782	10605.0	0.17%	1	10605	MATCOM, PL
8	208789	10350.0	0.17%	1	10350	SENAT-AS, FR
9	51408	9000.0	0.15%	1	9000	SIRIUS-AS, RU
10	32629	8489.0	0.28%	2	16978	CITY-OF-CHARLOTTE-ASN, US
11	18019	7543.5	0.49%	4	30174	COTTONCANDYCLOUD-AS-AP Cotton Candy Cloud Pte Ltd, SG
12	17617	7501.0	0.12%	1	7501	NYP-AS-AP Nanyang Polytechnic, SG
13	135008	7488.3	0.37%	3	22465	GOVTECH-AS-GOVTECH GOVERNMENT TECHNOLOGY AGENCY, SG
14	134663	7487.0	0.12%	1	7487	NEUROTENPTELTD-AS-AP NeuroTEN Pte Ltd, SG
15	45133	7477.0	0.12%	1	7477	SINGAPORE-POLYTECHNIC-AS-AP Singapore Polytechnic, SG
16	18228	7457.0	0.12%	1	7457	NCSHUB-SG-AP NCS IDC in Singapore, SG
17	132142	7443.0	0.12%	1	7443	ZONETEL-AS-AP ZONE Telecom Pte Ltd, SG
18	45938	7427.0	0.12%	1	7427	NUCLEUS-CONNECT-SG 3 Tai Seng drive # 04-00, SG
19	16625	7397.0	0.12%	3	7397	AKAMAI-AS, US
20	137253	7377.0	0.12%	1	7377	PRINCETON-AS-AP DCSG 7000 AMK PTE. LTD., SG
21	55430	7305.6	35.89%	301	2198993	STARHUB-NGNBN Starhub Ltd, SG
22	141760	7303.0	0.12%	1	7303	DAIMLER-AS-AP Daimler South East Asia Pte. Ltd., SG
23	4657	7172.6	2.58%	22	157797	STARHUB-INTERNET StarHub Ltd, SG
24	9226	6889.0	0.11%	1	6889	SGIX-AS-AP 1-Net Singapore Pte Ltd, SG
25	203974	6862.0	0.11%	1	6862	ADS, RO
26	31649	6677.0	0.11%	1	6677	RIPN-FDNS-RU-NYC, RU
27	264733	6576.6	0.75%	7	46036	CHACO COMUNICACIONES S.A., PY
28	44992	6518.0	0.11%	1	6518	NINEPACKET-AS, GB
29	268460	6360.0	0.10%	1	6360	UNIPRIME NORTE DO PARANA - COOPERATIVA DE CREDITO, BR
30	268976	6324.2	0.62%	8	37945	Weclix Telecom SA, BR
31	41732	5737.2	0.84%	10	51635	HOSTINGFUZE Free DDoS protection for WordPress, RO
32	7602	5106.1	1.08%	13	66379	SPT-AS-VN Saigon Postel Corporation, VN
33	41609	5076.5	0.17%	2	10153	AID-AS SFANTU ILIE, COM. SCHEIA, JUD. SUCEAVA, RO
34	60982	5044.7	0.25%	3	15134	WARPCON-AS, RO
35	55907	4927.7	0.24%	3	14783	GMO-DNS GMO Internet,Inc, JP
36	12136	4026.0	0.07%	3	4026	Nucleo de Inf. e Coord. do Ponto BR - NIC., BR
37	12208	3939.1	0.45%	18	27574	TRUVISTA, US
38	23856	3839.0	0.06%	1	3839	SPTEL-AS-AP SPTEL PTE. LTD., SG
39	9874	3828.0	0.06%	1	3828	STARHUB-MOBILE StarHub Ltd, SG
40	13684	3643.0	0.12%	3	7286	ASN-MEDTRONIC-1, US
41	43962	3569.0	0.06%	1	3569	INTEN, PL
42	207536	3566.0	0.06%	1	3566	ALEXANDRE_TABOIN, FR
43	135103	3463.7	0.17%	3	10391	ALEX-NEO-AS-AP Alex Neo, SG
44	263377	3061.0	0.05%	1	3061	DLP-COM Servicos de Telecomunicacoes, BR
45	268275	2999.0	0.05%	1	2999	GOOD TELECOM PROVEDOR DE INTERNET LTDA, BR
46	36223	2950.0	0.43%	9	26550	SPANISHFORK-COMMUNITY-NETWORK, US
47	399970	2903.8	0.24%	5	14519	ARIN-RS-RND, US
48	28201	2790.5	0.18%	7	11162	Companhia Itabirana Telecomunicacoes Ltda, BR
49	262476	2681.0	0.22%	7	13405	PROVEDOR BRCENTRAL.NET LTDA, BR
50	213027	2490.8	0.16%
Total		350928.4	50.19%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2400:dc40::/32	28499	0.44%	136440 -- SASPL-AS-AP Sungard Availability Services India Private Limited, IN
2	2620:0:2f0::/48	16974	0.26%	32629 -- CITY-OF-CHARLOTTE-ASN, US
3	2a05:3181::/32	15734	0.24%	31514 -- INF-NET-AS, RU
4	2405:4000:800:8::/64	15413	0.24%	38082 -- IIT-TIG-AS-AP True International Gateway Co., Ltd., TH
5	2400:8500:3fff::/48	14781	0.23%	55907 -- GMO-DNS GMO Internet,Inc, JP
6	2a05:3181:ffff::/48	12991	0.20%	31514 -- INF-NET-AS, RU
7	2803:4410::/32	12425	0.19%	271849 -- EQUIPOS ELECTRONICOS Y COMPUTACION S.A., CL
8	2001:67c:20fc::/48	12276	0.19%	210564 -- SWANTZTER-AS, SE
9	2a05:1081::/48	12262	0.19%	41732 -- HOSTINGFUZE Free DDoS protection for WordPress, RO
10	2a0f:9400:7315::/48	11341	0.17%	211940 -- AS_FUZE, RO
11	2a05:1081:1::/48	11257	0.17%	211940 -- AS_FUZE, RO
12	2a0e:b107:d30::/44	11251	0.17%	211940 -- AS_FUZE, RO
13	2a0e:b107:b85::/48	11196	0.17%	212995 -- TAN-NET, CH
14	2402:f800:ef00::/48	11026	0.17%	7602 -- SPT-AS-VN Saigon Postel Corporation, VN
15	2402:f800:ffff::/48	11025	0.17%	7602 -- SPT-AS-VN Saigon Postel Corporation, VN
16	2402:f800:df00::/48	11024	0.17%	7602 -- SPT-AS-VN Saigon Postel Corporation, VN
17	2402:f800:ff00::/48	11024	0.17%	7602 -- SPT-AS-VN Saigon Postel Corporation, VN
18	2402:f800:cf00::/48	11018	0.17%	7602 -- SPT-AS-VN Saigon Postel Corporation, VN
19	2402:f800::/48	11018	0.17%	7602 -- SPT-AS-VN Saigon Postel Corporation, VN
20	2a0c:7a80::/29	10605	0.16%	204782 -- MATCOM, PL
21	2402:9e80:9::/48	10388	0.16%	135103 -- ALEX-NEO-AS-AP Alex Neo, SG
22	2a0e:b880::/31	10350	0.16%	208789 -- SENAT-AS, FR
23	2804:20fc:1b00::/48	10320	0.16%	264525 -- Coelho Tecnologia, BR
24	2404:2280:147::/48	9881	0.15%	24429 -- TAOBAO Zhejiang Taobao Network Co.,Ltd, CN
25	2001:67c:200c::/48	9000	0.14%	51408 -- SIRIUS-AS, RU
26	2a00:4087::/32	8947	0.14%	41609 -- AID-AS SFANTU ILIE, COM. SCHEIA, JUD. SUCEAVA, RO
27	2a0f:9400:7311::/48	8711	0.13%	41732 -- HOSTINGFUZE Free DDoS protection for WordPress, RO
28	2a0f:9400:7312::/48	8709	0.13%	41732 -- HOSTINGFUZE Free DDoS protection for WordPress, RO
29	2a0f:9400:7314::/48	8557	0.13%	41732 -- HOSTINGFUZE Free DDoS protection for WordPress, RO
30	2001:420:5c00::/39	7595	0.12%	109 -- CISCOSYSTEMS, US
31	2001:420:c0d4::/46	7579	0.12%	109 -- CISCOSYSTEMS, US
32	2400:a440:4::/48	7547	0.12%	18019 -- COTTONCANDYCLOUD-AS-AP Cotton Candy Cloud Pte Ltd, SG
33	2400:a440:1::/48	7545	0.12%	18019 -- COTTONCANDYCLOUD-AS-AP Cotton Candy Cloud Pte Ltd, SG
34	2400:a440:3::/48	7541	0.12%	18019 -- COTTONCANDYCLOUD-AS-AP Cotton Candy Cloud Pte Ltd, SG
35	2400:a440:2::/48	7541	0.12%	18019 -- COTTONCANDYCLOUD-AS-AP Cotton Candy Cloud Pte Ltd, SG
36	2001:df0:313::/48	7537	0.12%	135008 -- GOVTECH-AS-GOVTECH GOVERNMENT TECHNOLOGY AGENCY, SG
37	2001:420:91::/48	7535	0.12%	109 -- CISCOSYSTEMS, US
38	2401:2f00::/32	7501	0.12%	17617 -- NYP-AS-AP Nanyang Polytechnic, SG
39	2404:e00:165::/48	7489	0.12%	15695 -- EXPEREO, NL
40	2001:df5:7a00::/48	7487	0.12%	134663 -- NEUROTENPTELTD-AS-AP NeuroTEN Pte Ltd, SG
41	2001:df0:312::/48	7481	0.12%	135008 -- GOVTECH-AS-GOVTECH GOVERNMENT TECHNOLOGY AGENCY, SG
42	2403:e900::/32	7477	0.12%	45133 -- SINGAPORE-POLYTECHNIC-AS-AP Singapore Polytechnic, SG
43	2402:4800::/32	7457	0.11%	18228 -- NCSHUB-SG-AP NCS IDC in Singapore, SG
44	2402:8d03:ffee::/48	7447	0.11%	135008 -- GOVTECH-AS-GOVTECH GOVERNMENT TECHNOLOGY AGENCY, SG
45	2403:cb00:cb01::/48	7445	0.11%	58621 -- VODIEN-AS-AP-LOC2 Vodien Internet Solutions Pte Ltd, SG
46	2402:db00::/32	7443	0.11%	132142 -- ZONETEL-AS-AP ZONE Telecom Pte Ltd, SG
47	2404:e800:3::/48	7433	0.11%	55430 -- STARHUB-NGNBN Starhub Ltd, SG
48	2404:e800:103::/48	7431	0.11%	55430 -- STARHUB-NGNBN Starhub Ltd, SG
49	2404:e801:100b::/48	7431	0.11%	55430 -- STARHUB-NGNBN Starhub Ltd, SG
50	2402:fb00:1000::/36	7429	0.11%	3300 -- BT, GB
Total		505374	7.78%

14 Day BGP Update Statistics Profile: 14-November-2021 00:00 - 28-November-2021 23:59 (UTC+1000)

Number of BGP Update Messages:	10795787
Number of Prefix Changes:	11887113
Number of Prefix Updates:	10795787
Number of Prefix Withdrawals:	1091326
Average Prefixes per BGP Update:	1.10
Average BGP Update Messages per second:	9.58
Average Prefix Updates per second:	10.55
Peak BGP Update Message Rate per second:	7907	(13:20:41 Sun, 14-Nov-2021)
Peak Prefix Update Rate per second:	7907	(13:20:41 Sun, 14-Nov-2021)
Peak Prefix Withdraw Rate per second:	4924	(16:19:32 Fri, 19-Nov-2021, )
Number of RIB Prefix Updates:	6126560	(0.57 of recv'd updates)
Number of RIB Prefix Withdrawals:	362563	(0.33 of recv'd withdrawals)
Peak RIB Update Rate per second:	7902	(13:20:41 Sun, 14-Nov-2021)
Peak RIB Withdrawal Rate per second:	1197	(22:44:18 Sun, 21-Nov-2021)
Seen Prefix Count:	154795
Updated Prefix Count:	112665
Stable Prefix Count:	42130
Seen Origin AS Count:	27821
Updated Origin AS Count:	25485
Stable Origin AS Count:	2336
Seen Unique Path Count:	123576
Updated Path Count:	106780
Stable Path Count:	16796

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