The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 2 May 2008 02:29 (UTC+1000)

50 Most active ASes for the past 31 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	2042	6924	6.88%	3	2308.00
2	8560	5701	5.66%	1	5701.00	ONEANDONE-AS 1&1 Internet AG
3	3303	4918	4.88%	2	2459.00	SWISSCOM Swisscom (Switzerland) Ltd
4	12041	3447	3.42%	24	143.62	AFILIAS-NST Afilias Limited
5	27750	3028	3.01%	2	1514.00	Cooperación Latino Americana de Redes Avanzadas
6	19401	2849	2.83%	1	2849.00	NLR - National LambdaRail
7	9264	2722	2.70%	3	907.33	ASNET Academic Sinica
8	3224	2661	2.64%	1	2661.00	KTHNOC KTHNOC-SE
9	1653	2635	2.62%	1	2635.00	SUNET SUNET Swedish University Network
10	18592	2611	2.59%	1	2611.00	CUDI
11	27576	2188	2.17%	1	2188.00	AfOL-Zw-NET
12	12654	2161	2.15%	11	196.45	RIPE-NCC-RIS-AS RIPE NCC RIS project
13	11340	2155	2.14%	1	2155.00	Red Universitaria Nacional
14	38005	2094	2.08%	1	2094.00	MIMOS-REN-AS-AP MIMOS R&D Malaysia
15	25473	1732	1.72%	1	1732.00	ASN-SYSTEAM SYSTEAM NAT, SWEDEN
16	9924	1667	1.66%	1	1667.00	TFN-TW Taiwan Fixed Network, Telco and Network Service Provider.
17	3597	1648	1.64%	1	1648.00	Asociacion Civil Ciencia Hoy
18	4618	1396	1.39%	1	1396.00	INET-TH-AS Internet Thailand Company Limited
19	33018	1012	1.00%	2	506.00	HEXAGO-AS - Hexago
20	12008	911	0.90%	6	151.83	ULTRADNS - Centergate Research, LLC.
21	13810	867	0.86%	1	867.00	AFILIAS-HKG1-MON Afilias Canada, Corp.
22	7575	832	0.83%	7	118.86	AARNET-AS-AP Australian Academic and Reasearch Network (AARNet)
23	6263	800	0.79%	1	800.00	NDIN - State of North Dakota, ISD
24	4750	638	0.63%	1	638.00	CSLOXINFO-ISP-AS-AP CSLOXINFO Public Company Limited.
25	7922	630	0.63%	1	630.00	DNEO-OSP3 - Comcast Cable Communications, Inc.
26	36948	625	0.62%	1	625.00	KENIC
27	33	592	0.59%	34	17.41	HP-DIGITAL-33 - Hewlett-Packard Company
28	23596	568	0.56%	1	568.00	EDNSKR1 NIDA
29	42227	542	0.54%	1	542.00	AIRWIRE-AS Airwire
30	25538	512	0.51%	1	512.00	IN-ULM network of IN-ULM e.V.
31	43602	452	0.45%	1	452.00	OTTI-AS Othmar Gsenger
32	9304	428	0.43%	3	142.67	HUTCHISON-AS-AP Hutchison Global Communications
33	25061	406	0.40%	1	406.00	ANLX-UK Associated Networks (UK) Limited
34	16531	376	0.37%	1	376.00	Operadora Protel S.A. de C.V.
35	34305	368	0.37%	1	368.00	EUROACCESS Euroaccess Global Autonomous System
36	10217	366	0.36%	1	366.00	NTT-NET-ID-AS PT. NTT Indonesia
37	20712	362	0.36%	1	362.00	AS20712 Andrews + Arnold Ltd
38	8517	354	0.35%	1	354.00	ULAKNET ULAKNET-ASN
39	8226	352	0.35%	1	352.00	AM-NIC-AS AM NIC
40	27892	318	0.32%	1	318.00	Universidad del Zulia
41	21280	317	0.31%	1	317.00	SWIFTGLOBAL-AS
42	9794	316	0.31%	2	158.00	DNET-ID-AP PT. Dyviacom Intrabumi (DNET)
43	38128	308	0.31%	3	102.67	KTV6NET KT Advanced Technology Laboratories
44	24211	296	0.29%	1	296.00	DETIK-AS-ID PT. Detik Ini JUga
45	2108	289	0.29%	1	289.00	CARNET-AS Croatian Academic and Research Network
46	5713	289	0.29%	1	289.00	SAIX-NET
47	23007	268	0.27%	1	268.00	Universidad de Los Andes
48	27686	256	0.25%	1	256.00	Universidad Centro Occidental Lisandro Alvarado
49	22779	256	0.25%	1	256.00	ASGAARD - Asgaard Holdings, LLC
50	9270	254	0.25%	2	127.00	APAN-KR-AS Asia Pacific Advanced Network Korea(APAN-KR) Consortium
Total		67697	67.22%

50 Most active ASes for the past 31 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	8560	5701.0	5.66%	1	5701	ONEANDONE-AS 1&1 Internet AG
2	19401	2849.0	2.83%	1	2849	NLR - National LambdaRail
3	3224	2661.0	2.64%	1	2661	KTHNOC KTHNOC-SE
4	1653	2635.0	2.62%	1	2635	SUNET SUNET Swedish University Network
5	18592	2611.0	2.59%	1	2611	CUDI
6	3303	2459.0	4.88%	2	4918	SWISSCOM Swisscom (Switzerland) Ltd
7	2042	2308.0	6.88%	3	6924
8	27576	2188.0	2.17%	1	2188	AfOL-Zw-NET
9	11340	2155.0	2.14%	1	2155	Red Universitaria Nacional
10	38005	2094.0	2.08%	1	2094	MIMOS-REN-AS-AP MIMOS R&D Malaysia
11	25473	1732.0	1.72%	1	1732	ASN-SYSTEAM SYSTEAM NAT, SWEDEN
12	9924	1667.0	1.66%	1	1667	TFN-TW Taiwan Fixed Network, Telco and Network Service Provider.
13	3597	1648.0	1.64%	1	1648	Asociacion Civil Ciencia Hoy
14	27750	1514.0	3.01%	2	3028	Cooperación Latino Americana de Redes Avanzadas
15	4618	1396.0	1.39%	1	1396	INET-TH-AS Internet Thailand Company Limited
16	9264	907.3	2.70%	3	2722	ASNET Academic Sinica
17	13810	867.0	0.86%	1	867	AFILIAS-HKG1-MON Afilias Canada, Corp.
18	6263	800.0	0.79%	1	800	NDIN - State of North Dakota, ISD
19	4750	638.0	0.63%	1	638	CSLOXINFO-ISP-AS-AP CSLOXINFO Public Company Limited.
20	7922	630.0	0.63%	1	630	DNEO-OSP3 - Comcast Cable Communications, Inc.
21	36948	625.0	0.62%	1	625	KENIC
22	23596	568.0	0.56%	1	568	EDNSKR1 NIDA
23	42227	542.0	0.54%	1	542	AIRWIRE-AS Airwire
24	25538	512.0	0.51%	1	512	IN-ULM network of IN-ULM e.V.
25	33018	506.0	1.00%	2	1012	HEXAGO-AS - Hexago
26	43602	452.0	0.45%	1	452	OTTI-AS Othmar Gsenger
27	25061	406.0	0.40%	1	406	ANLX-UK Associated Networks (UK) Limited
28	16531	376.0	0.37%	1	376	Operadora Protel S.A. de C.V.
29	34305	368.0	0.37%	1	368	EUROACCESS Euroaccess Global Autonomous System
30	10217	366.0	0.36%	1	366	NTT-NET-ID-AS PT. NTT Indonesia
31	20712	362.0	0.36%	1	362	AS20712 Andrews + Arnold Ltd
32	8517	354.0	0.35%	1	354	ULAKNET ULAKNET-ASN
33	8226	352.0	0.35%	1	352	AM-NIC-AS AM NIC
34	27892	318.0	0.32%	1	318	Universidad del Zulia
35	21280	317.0	0.31%	1	317	SWIFTGLOBAL-AS
36	24211	296.0	0.29%	1	296	DETIK-AS-ID PT. Detik Ini JUga
37	2108	289.0	0.29%	1	289	CARNET-AS Croatian Academic and Research Network
38	5713	289.0	0.29%	1	289	SAIX-NET
39	23007	268.0	0.27%	1	268	Universidad de Los Andes
40	27686	256.0	0.25%	1	256	Universidad Centro Occidental Lisandro Alvarado
41	22779	256.0	0.25%	1	256	ASGAARD - Asgaard Holdings, LLC
42	13855	233.0	0.23%	1	233	CFU-NET - Cedar Falls Utilities
43	17884	229.0	0.23%	1	229	UNINET-AP PT. Uninet Media Sakti (ISP)
44	19192	226.0	0.22%	1	226	Universidad Central de Venezuela
45	38035	222.0	0.22%	1	222	CNGI-SHIX-AS-AP CNGI Shanghai IPv6 Internet Exchange Center
46	6342	218.0	0.22%	1	218	ITESM Campus Monterrey
47	11694	207.0	0.21%	1	207	Universidad Simon Bolivar
48	27807	200.0	0.20%	1	200	CNTI-REACCIUN
49	27891	200.0	0.20%	1	200	Universidad Pedagógica Experimental Libertador
50	9875	197.0	0.20%
Total		49470.3	59.96%

50 Most active Prefixes for the past 31 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2001:8d8::/32	5701	5.46%	8560 -- ONEANDONE-AS 1&1 Internet AG
2	2001:918::/32	4888	4.68%	3303 -- SWISSCOM Swisscom (Switzerland) Ltd
3	2001:1348::/32	3024	2.90%	27750 -- Cooperación Latino Americana de Redes Avanzadas
4	2001:4880::/32	2849	2.73%	19401 -- NLR - National LambdaRail
5	2a01:280::/32	2661	2.55%	3224 -- KTHNOC KTHNOC-SE
6	2001:6b0::/32	2635	2.53%	1653 -- SUNET SUNET Swedish University Network
7	2001:1228::/32	2611	2.50%	18592 -- CUDI
8	2001:328:3000::/48	2366	2.27%	2042 --
9	2001:328:6001::/48	2330	2.23%	2042 --
10	2001:328::/32	2234	2.14%	2042 --
11	2001:42b0::/32	2188	2.10%	27576 -- AfOL-Zw-NET
12	2001:1310::/32	2155	2.07%	11340 -- Red Universitaria Nacional
13	2407:4000::/32	2094	2.01%	38005 -- MIMOS-REN-AS-AP MIMOS R&D Malaysia
14	2404:178::/32	1744	1.67%	9264 -- ASNET Academic Sinica
15	2a01:e8::/32	1732	1.66%	25473 -- ASN-SYSTEAM SYSTEAM NAT, SWEDEN
16	2001:4540::/27	1667	1.60%	9924 -- TFN-TW Taiwan Fixed Network, Telco and Network Service Provider.
17	2001:1318::/32	1648	1.58%	3597 -- Asociacion Civil Ciencia Hoy
18	2001:c00::/32	1396	1.34%	4618 -- INET-TH-AS Internet Thailand Company Limited
19	2001:7fb:fe0a::/48	1211	1.16%	12654 -- RIPE-NCC-RIS-AS RIPE NCC RIS project
20	2001:4508::/32	963	0.92%	9264 -- ASNET Academic Sinica
21	2001:5c0:8000::/34	958	0.92%	33018 -- HEXAGO-AS - Hexago
22	2001:500:9::/48	872	0.84%	13810 -- AFILIAS-HKG1-MON Afilias Canada, Corp.
23	2001:4930::/32	800	0.77%	6263 -- NDIN - State of North Dakota, ISD
24	2404:b0::/32	638	0.61%	4750 -- CSLOXINFO-ISP-AS-AP CSLOXINFO Public Company Limited.
25	2001:558::/32	630	0.60%	7922 -- DNEO-OSP3 - Comcast Cable Communications, Inc.
26	2001:43f8:10::/48	625	0.60%	36948 -- KENIC
27	2001:dcc::/32	568	0.54%	23596 -- EDNSKR1 NIDA
28	2a02:278::/32	542	0.52%	42227 -- AIRWIRE-AS Airwire
29	2001:1410::/32	512	0.49%	25538 -- IN-ULM network of IN-ULM e.V.
30	2001:7fc::/32	452	0.43%	43602 -- OTTI-AS Othmar Gsenger
31	2001:500:1b::/48	443	0.42%	12041 -- AFILIAS-NST Afilias Limited
33	2001:500:17::/48	438	0.42%	12041 -- AFILIAS-NST Afilias Limited
34	2001:500:23::/48	423	0.41%	12041 -- AFILIAS-NST Afilias Limited
35	2001:500:1f::/48	422	0.40%	12041 -- AFILIAS-NST Afilias Limited
36	2001:b70::/32	406	0.39%	25061 -- ANLX-UK Associated Networks (UK) Limited
37	2001:1200::/32	376	0.36%	16531 -- Operadora Protel S.A. de C.V.
38	2a01:788::/32	368	0.35%	34305 -- EUROACCESS Euroaccess Global Autonomous System
39	2404:c8::/32	366	0.35%	10217 -- NTT-NET-ID-AS PT. NTT Indonesia
40	2001:8b0::/32	362	0.35%	20712 -- AS20712 Andrews + Arnold Ltd
41	2403:5000:5000:ffff::/64	361	0.35%	9304 -- HUTCHISON-AS-AP Hutchison Global Communications
42	2001:a98::/32	354	0.34%	8517 -- ULAKNET ULAKNET-ASN
43	2001:4d00::/32	352	0.34%	8226 -- AM-NIC-AS AM NIC
44	2800:a028::/32	318	0.30%	27892 -- Universidad del Zulia
45	2001:4238::/32	317	0.30%	21280 -- SWIFTGLOBAL-AS
46	2402:a000::/32	296	0.28%	24211 -- DETIK-AS-ID PT. Detik Ini JUga
47	2001:4208::/32	289	0.28%	5713 -- SAIX-NET
48	2001:b68::/32	289	0.28%	2108 -- CARNET-AS Croatian Academic and Research Network
49	2001:4418::/32	273	0.26%	7575 -- AARNET-AS-AP Australian Academic and Reasearch Network (AARNet)
50	2800:a008::/32	268	0.26%	23007 -- Universidad de Los Andes
Total		61854	59.28%

31 Day BGP Update Statistics Profile: 1-April-2008 00:00 - 1-May-2008 23:59 (UTC+1000)

Number of BGP Update Messages:	2492500
Number of Prefix Updates:	2702796
Number of Prefix Withdrawals:	211562
Average Prefixes per BGP Update:	1.17
Average BGP Update Messages per second:	0.94
Average Prefix Updates per second:	1.10
Peak BGP Update Message Rate per second:		(10:00:00 Thu, 1-Jan-1970, )
Peak Prefix Update Rate per second:	3062	(19:22:39 Fri, 18-Apr-2008)
Peak Prefix Withdraw Rate per second:	682	(03:26:26 Wed, 9-Apr-2008, )
Number of RIB Prefix Updates:	100700	(0.04 of recv'd updates)
Number of RIB Prefix Withdrawals:	3654	(0.02 of recv'd withdrawals)
Peak RIB Update Rate per second:	215	(08:36:46 Sat, 19-Apr-2008)
Peak RIB Withdrawal Rate per second:	66	(22:20:28 Tue, 1-Apr-2008)
Seen Prefix Count:	1277
Updated Prefix Count:	1277
Stable Prefix Count:	0
Seen Origin AS Count:	954
Updated Origin AS Count:	954
Stable Origin AS Count:	0
Seen Unique Path Count:	13437
Updated Path Count:	12629
Stable Path Count:	808

Hourly Average of Per-Second Updated and Withdrawn Prefix Rate

Hourly Peak of Per-Second Updated and Withdrawn Prefix Rate

Hourly Average Per-Second Updated Prefix Rate by Update Type

Hourly Peak of Per-Second Updated Prefix Rate by Update Type

Cumulative Distribution of per-Prefix and per-AS Updates

BGP Table Activity