The BGP IPv6 Instability Report

This report is updated daily. The current report
was generated on 5 July 2008 01:42 (UTC+1000)

50 Most active ASes for the past 31 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	12111	4809	268.96%	6	801.50	ONEEIGHTY-NET - One Eighty Networks
2	9600	4416	246.98%	6	736.00	SONYTELECOM SONY CORPORATION
3	12654	2797	156.43%	27	103.59	RIPE-NCC-RIS-AS RIPE NCC RIS project
4	1237	2771	154.98%	63	43.98	KREONET-AS-KR Korea Institute of Science and Technology Information
5	4618	2615	146.25%	6	435.83	INET-TH-AS Internet Thailand Company Limited
6	20707	1898	106.15%	7	271.14	AS20707 IHnet Srl
7	9264	1836	102.68%	13	141.23	ASNET Academic Sinica
8	15557	1577	88.20%	7	225.29	LDCOMNET NEUF CEGETEL (formerly LDCOM NETWORKS)
9	13810	1306	73.04%	6	217.67	AFILIAS-HKG1-MON Afilias Canada, Corp.
10	16210	884	49.44%	6	147.33	GRUPPOIH-AS Visiant Outsourcing Srl (formerly Gruppo IH Srl)
11	9924	872	48.77%	6	145.33	TFN-TW Taiwan Fixed Network, Telco and Network Service Provider.
12	25473	520	29.08%	6	86.67	ASN-SYSTEAM SYSTEAM NAT, SWEDEN
13	7575	482	26.96%	18	26.78	AARNET-AS-AP Australian Academic and Reasearch Network (AARNet)
14	33018	447	25.00%	12	37.25	HEXAGO-AS - Hexago
15	4621	434	24.27%	7	62.00	UNSPECIFIED UNINET-TH
16	20312	429	23.99%	11	39.00	Centro Nacional de Tecnologías de Información (CNTI)
17	22767	326	18.23%	7	46.57	NASA-ESDIS-NET - NASA Earth Science Data and Information System
18	3549	323	18.06%	7	46.14	GBLX Global Crossing Ltd.
19	2042	307	17.17%	13	23.62
20	27841	303	16.95%	8	37.88	CEDIA
21	1930	295	16.50%	7	42.14	RCCN RCCN-NET
22	12041	292	16.33%	29	10.07	AFILIAS-NST Afilias Limited
23	9433	285	15.94%	4	71.25	MASSEY-AS Massey University
24	9121	266	14.88%	6	44.33	TTNET TTnet Autonomous System
25	17884	264	14.77%	6	44.00	UNINET-AP PT. Uninet Media Sakti (ISP)
26	34305	260	14.54%	1	260.00	EUROACCESS Euroaccess Global Autonomous System
27	44358	252	14.09%	6	42.00	DOMREG-ANY-AS DNS anycast AS object
28	33	209	11.69%	46	4.54	HP-DIGITAL-33 - Hewlett-Packard Company
29	8517	202	11.30%	1	202.00	ULAKNET ULAKNET-ASN
30	27750	184	10.29%	12	15.33	Cooperación Latino Americana de Redes Avanzadas
31	6175	178	9.96%	15	11.87	SPRINTLINK9 - Sprint
32	12956	173	9.68%	7	24.71	TELEFONICA Telefonica Backbone Autonomous System
33	17709	169	9.45%	8	21.12	EBT Eastern Broadband Telecom Co.,Ltd
34	33843	169	9.45%	6	28.17	INTERSCHOLZ-AS interscholz Internet Services GmbH Co. KG
35	43602	167	9.34%	6	27.83	OTTI-AS Othmar Gsenger
36	15744	166	9.28%	6	27.67	SILWEB-AS-COM SILWEB Autonomous System - Commercial
37	8396	166	9.28%	1	166.00	TEE-GR Technical Chamber of Greece
38	3790	163	9.12%	13	12.54	RADIGRAFICA COSTARRICENSE
39	5421	155	8.67%	1	155.00	SU-NET University of Sofia autonomous system
40	27933	151	8.45%	6	25.17	Universidad Galileo
41	7847	147	8.22%	7	21.00	NASA-HPCC-ESS - NASA Goddard Space Flight Center
42	378	146	8.17%	1	146.00	MACHBA-AS ILAN
43	8256	145	8.11%	1	145.00	LODMAN-AS Metropolitan Area Network LODMAN
44	7028	142	7.94%	7	20.29	IBS - International Business Software, Inc.
45	19866	142	7.94%	32	4.44	DECARTA - deCarta, Inc.
46	17832	139	7.77%	5	27.80	SIXNGIX-AS-KR National Infomation Society Agency
47	44212	138	7.72%	6	23.00	ADELPHINET1-AS Adelphi Net1 Ltd
48	3999	138	7.72%	6	23.00	PENN-STATE - The Pennsylvania State University
49	21280	137	7.66%	6	22.83	SWIFTGLOBAL-AS
50	3301	130	7.27%	10	13.00	TELIANET-SWEDEN TeliaNet Sweden
Total		34922	1953.12%

50 Most active ASes for the past 31 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	12111	801.5	268.96%	6	4809	ONEEIGHTY-NET - One Eighty Networks
2	9600	736.0	246.98%	6	4416	SONYTELECOM SONY CORPORATION
3	4618	435.8	146.25%	6	2615	INET-TH-AS Internet Thailand Company Limited
4	20707	271.1	106.15%	7	1898	AS20707 IHnet Srl
5	34305	260.0	14.54%	1	260	EUROACCESS Euroaccess Global Autonomous System
6	15557	225.3	88.20%	7	1577	LDCOMNET NEUF CEGETEL (formerly LDCOM NETWORKS)
7	13810	217.7	73.04%	6	1306	AFILIAS-HKG1-MON Afilias Canada, Corp.
8	8517	202.0	11.30%	1	202	ULAKNET ULAKNET-ASN
9	8396	166.0	9.28%	1	166	TEE-GR Technical Chamber of Greece
10	5421	155.0	8.67%	1	155	SU-NET University of Sofia autonomous system
11	16210	147.3	49.44%	6	884	GRUPPOIH-AS Visiant Outsourcing Srl (formerly Gruppo IH Srl)
12	378	146.0	8.17%	1	146	MACHBA-AS ILAN
13	9924	145.3	48.77%	6	872	TFN-TW Taiwan Fixed Network, Telco and Network Service Provider.
14	8256	145.0	8.11%	1	145	LODMAN-AS Metropolitan Area Network LODMAN
15	9264	141.2	102.68%	13	1836	ASNET Academic Sinica
16	8970	121.0	6.77%	1	121	WASK WROCMAN-EDU educational part of WASK network, Wroclaw, Poland
17	2614	112.0	6.26%	1	112	ROEDUNET Romanian Education Network
18	3714	104.0	5.82%	1	104	KEC-NET - Kentucky Educational Computing Network
19	12654	103.6	156.43%	27	2797	RIPE-NCC-RIS-AS RIPE NCC RIS project
20	12968	103.0	5.76%	1	103	CDP Crowley Data Poland, sp. z o.o.
21	5408	99.0	5.54%	1	99	GR-NET Greek Research & Technology Network, http://www.grnet.gr
22	8508	99.0	5.54%	1	99	SILWEB Autonomous System - Educational
23	9549	97.0	5.43%	1	97	BROADBANDNET-ISP-AS-AP BROADBANDNET ISP
24	6802	92.0	5.15%	1	92	UNICOM-B-AS NREN - Bulgaria
25	15373	91.0	5.09%	1	91	CZESTMAN-AS Academic AS dedicated to Metropolitan Area Network CzestMAN
26	3221	91.0	5.09%	1	91	EENet Autonomous System
27	2607	90.0	5.03%	1	90	SANET Slovak Academic Network
28	15798	87.0	4.87%	1	87	OLMAN-EDU-AS OLMAN, Metropolitan Area Network (educational AS)
29	25473	86.7	29.08%	6	520	ASN-SYSTEAM SYSTEAM NAT, SWEDEN
30	2602	84.0	4.70%	1	84	RESTENA Reseau Teleinformatique de l'Education Nationale
31	2107	83.0	4.64%	1	83	ARNES-NET ARNES
32	8501	83.0	4.64%	1	83	PIONIER-AS PIONIER, National Research and Education Network in Poland
33	5550	82.0	4.59%	1	82	TASK-AS TASK Academic Computer Centre
34	2847	81.0	4.53%	1	81	LITNET LITNET, Lithuanian Academic and Research Network
35	65069	81.0	4.53%	1	81	-Private Use AS-
36	28678	80.0	4.47%	1	80	KOSMAN-EDU-AS Koszalin Metropolitan Area Network
37	1887	79.0	4.42%	1	79	NASK-ACADEMIC NASK
38	8664	79.0	4.42%	1	79	ICM-PL ICM - Interdisciplinary Centre for Modelling
39	38299	79.0	4.42%	1	79	REANNZ-NZ-PRI-AP REANNZ office AS to KAREN reasearch network,
40	65098	77.0	4.31%	1	77	-Private Use AS-
41	3640	76.0	4.25%	1	76	CICESE
42	21911	76.0	4.25%	1	76	DUALTEC INFORMATICA LTDA
43	10429	75.0	4.19%	1	75	Telefonica Empresas SA
44	45131	74.0	4.14%	1	74	REANNZ-NZ-HOST-AP REANNZ Hosting Facility AS to REANNZ Office,
45	65071	73.0	4.08%	1	73	-Private Use AS-
46	65070	73.0	4.08%	1	73	-Private Use AS-
47	12046	73.0	4.08%	1	73	ASN-CSC-UOM Computing Services Centre
48	65081	73.0	4.08%	1	73	-Private Use AS-
49	65072	73.0	4.08%	1	73	-Private Use AS-
50	65068	73.0	4.08%
Total		7198.5	1533.38%

50 Most active Prefixes for the past 31 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	2001:5f0::/32	4808	8.32%	12111 -- ONEEIGHTY-NET - One Eighty Networks
2	2001:298::/32	4415	7.64%	9600 -- SONYTELECOM SONY CORPORATION
3	2001:c00::/32	2614	4.53%	4618 -- INET-TH-AS Internet Thailand Company Limited
4	2001:7fb:fe0a::/48	1397	2.42%	12654 -- RIPE-NCC-RIS-AS RIPE NCC RIS project
5	2001:500:9::/48	1305	2.26%	13810 -- AFILIAS-HKG1-MON Afilias Canada, Corp.
6	2001:7fb:fe07::/48	1286	2.23%	12654 -- RIPE-NCC-RIS-AS RIPE NCC RIS project
7	2001:8d0::/32	1001	1.73%	20707 -- AS20707 IHnet Srl
8	2404:178::/32	962	1.67%	9264 -- ASNET Academic Sinica
9	2001:8d0:1000::/36	896	1.55%	20707 -- AS20707 IHnet Srl
10	2001:8d0::/36	883	1.53%	16210 -- GRUPPOIH-AS Visiant Outsourcing Srl (formerly Gruppo IH Srl)
11	2001:4540::/27	871	1.51%	9924 -- TFN-TW Taiwan Fixed Network, Telco and Network Service Provider.
12	2001:4508::/32	835	1.45%	9264 -- ASNET Academic Sinica
13	2001:a28::/32	792	1.37%	15557 -- LDCOMNET NEUF CEGETEL (formerly LDCOM NETWORKS)
14	2001:1480::/32	784	1.36%	15557 -- LDCOMNET NEUF CEGETEL (formerly LDCOM NETWORKS)
15	2a01:e8::/32	519	0.90%	25473 -- ASN-SYSTEAM SYSTEAM NAT, SWEDEN
17	2001:5c0:8000::/34	425	0.74%	33018 -- HEXAGO-AS - Hexago
18	2a01:358::/32	265	0.46%	9121 -- TTNET TTnet Autonomous System
19	2001:dc6:ff8e::/48	263	0.46%	17884 -- UNINET-AP PT. Uninet Media Sakti (ISP)
21	2001:678:6::/48	251	0.43%	44358 -- DOMREG-ANY-AS DNS anycast AS object
22	2001:7f8:a::/48	216	0.37%	1930 -- RCCN RCCN-NET
23	2001:a98::/32	202	0.35%	8517 -- ULAKNET ULAKNET-ASN
24	2a01:1e8::/32	168	0.29%	33843 -- INTERSCHOLZ-AS interscholz Internet Services GmbH Co. KG
25	2a01:2b8::/32	166	0.29%	8396 -- TEE-GR Technical Chamber of Greece
26	2001:7fc::/32	166	0.29%	43602 -- OTTI-AS Othmar Gsenger
27	2a01:1d8:8000::/33	165	0.29%	15744 -- SILWEB-AS-COM SILWEB Autonomous System - Commercial
28	2001:4d0:9c00::/40	165	0.29%	22767 -- NASA-ESDIS-NET - NASA Earth Science Data and Information System
29	2001:468:c08::/48	160	0.28%	22767 -- NASA-ESDIS-NET - NASA Earth Science Data and Information System
30	2a01:288:8000::/35	155	0.27%	5421 -- SU-NET University of Sofia autonomous system
31	2800:1a0::/32	150	0.26%	27933 -- Universidad Galileo
32	2800:90::/32	146	0.25%	27750 -- Cooperación Latino Americana de Redes Avanzadas 65104 -- -Private Use AS-
33	2001:bf8::/32	146	0.25%	378 -- MACHBA-AS ILAN
34	2001:b10::/33	145	0.25%	8256 -- LODMAN-AS Metropolitan Area Network LODMAN
35	2a01:400::/32	137	0.24%	44212 -- ADELPHINET1-AS Adelphi Net1 Ltd
36	2610:8::/32	137	0.24%	3999 -- PENN-STATE - The Pennsylvania State University
37	2001:4238::/32	136	0.24%	21280 -- SWIFTGLOBAL-AS
38	2607:f070::/32	124	0.21%	13855 -- CFU-NET - Cedar Falls Utilities
40	2001:4418::/32	121	0.21%	7575 -- AARNET-AS-AP Australian Academic and Reasearch Network (AARNet)
41	2001:4930::/32	121	0.21%	6263 -- NDIN - State of North Dakota, ISD
42	2800:a008::/32	119	0.21%	23007 -- Universidad de Los Andes
44	2800:68::/32	117	0.20%	27841 -- CEDIA
45	2800:130::/32	116	0.20%	27841 -- CEDIA
46	2001:4200::/32	113	0.20%	2018 -- TENET-1
47	2001:b30::/32	112	0.19%	2614 -- ROEDUNET Romanian Education Network
48	2001:328:6001::/48	108	0.19%	2042 --
49	2001:808::/35	107	0.19%	9112 -- POZMAN-EDU
50	2001:328:3000::/48	106	0.18%	2042 --
Total		29406	50.94%

31 Day BGP Update Statistics Profile: 3-June-2008 00:00 - 4-July-2008 23:59 (UTC+1000)

Number of BGP Update Messages:	391510
Number of Prefix Updates:	407076
Number of Prefix Withdrawals:	55976
Average Prefixes per BGP Update:	1.18
Average BGP Update Messages per second:	0.15
Average Prefix Updates per second:	0.17
Peak BGP Update Message Rate per second:	1439	(22:02:01 Thu, 3-Jul-2008)
Peak Prefix Update Rate per second:	1748	(22:02:01 Thu, 3-Jul-2008)
Peak Prefix Withdraw Rate per second:	672	(00:38:30 Wed, 11-Jun-2008, )
Number of RIB Prefix Updates:	1788	(0.00 of recv'd updates)
Number of RIB Prefix Withdrawals:	55976	(1.00 of recv'd withdrawals)
Peak RIB Update Rate per second:	277	(01:08:39 Wed, 4-Jun-2008)
Peak RIB Withdrawal Rate per second:	672	(00:38:30 Wed, 11-Jun-2008)
Seen Prefix Count:	1962
Updated Prefix Count:	1939
Stable Prefix Count:	23
Seen Origin AS Count:	1039
Updated Origin AS Count:	1036
Stable Origin AS Count:	3
Seen Unique Path Count:	2338
Updated Path Count:	1565
Stable Path Count:	773

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