AS51561 ICUK Computing Services Limited

Company Website:

https://www.icuk.net/

Looking Glass:

https://bgp.he.net/lg/51561

Country of Origin:

Internet Exchanges: 3

Prefixes Originated (all): 71
Prefixes Originated (v4): 69
Prefixes Originated (v6): 2

Prefixes Announced (all): 71
Prefixes Announced (v4): 69
Prefixes Announced (v6): 2

RPKI Originated Valid (all): 6
RPKI Originated Valid (v4): 6
RPKI Originated Valid (v6): 0

BGP Peers Observed (all): 164
BGP Peers Observed (v4): 149
BGP Peers Observed (v6): 115

IPs Originated (v4): 72,192
AS Paths Observed (v4): 2,337
AS Paths Observed (v6): 1,213

Average AS Path Length (all): 3.681
Average AS Path Length (v4): 3.668
Average AS Path Length (v6): 3.706

AS51561 IPv4 Peers

ASN	Name
AS13335	Cloudflare, Inc.
AS3356	Level 3 Parent, LLC
AS174	Cogent Communications, LLC
AS2914	NTT America, Inc.
AS6939	Hurricane Electric LLC

AS51561 IPv6 Peers

ASN	Name
AS174	Cogent Communications, LLC
AS6939	Hurricane Electric LLC
AS2914	NTT America, Inc.
AS3356	Level 3 Parent, LLC
AS9002	RETN Limited
AS34927	iFog GmbH
AS7195	EDGEUNO S.A.S
AS14840	BR.Digital Telecom
AS137409	GSL Networks Pty LTD

AS51561 IPv4 Peer Count

AS51561 IPv6 Peer Count

AS51561 IPv4 Prefixes Announced

AS51561 IPv6 Prefixes Announced

AS51561 IPv4 Prefixes Originated

AS51561 IPv6 Prefixes Originated

AS51561 IPv4 Route Propagation

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AS51561 IPv6 Route Propagation

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Prefix	Description	Visibility
Loading Prefixes...

Prefix	Description
2.56.84.0/22	ICUK Computing Services Limited
5.133.168.0/23	Jibba Jabba Internet Services Ltd
5.133.170.0/23	Jibba Jabba Internet Services Ltd
5.254.162.0/23	ADSL_MA
5.254.164.0/23	ADSL_MA
37.235.43.0/24	Shetland Broadband LLP
45.93.112.0/22	ICUK Computing Services Limited
45.93.112.0/23	ICUK Computing Services Limited
45.145.86.0/23	Fluidity Connect Limited
46.33.128.0/19	ICUK Computing Services Limited
46.33.128.0/24	Interdsl Network Structure
46.33.130.0/24	Interdsl
46.33.156.0/24	ICUK Computing Services Limited
46.102.192.0/19	ICUK Computing Services Limited
46.102.192.0/24	Interdsl
46.102.193.0/24	Interdsl
46.226.120.0/24	Agile ICT Ltd
80.95.192.0/20	ICUK Computing Services Limited
80.209.128.0/19	ICUK Computing Services Limited
80.209.128.0/24	ICUK Computing Services Limited
80.209.155.0/24	ICUK Computing Services Limited
80.209.159.0/24	ICUK Computing Services Limited
80.209.160.0/20	ICUK Computing Services Limited
80.209.176.0/21	ICUK Computing Services Limited
80.209.184.0/22	ICUK Computing Services Limited
80.209.188.0/23	ICUK Computing Services Limited
80.247.216.0/24	CEF (W) SA
82.39.142.0/24	VersaTek
89.107.24.0/22	CSD Communications Ltd
91.233.33.0/24	Metropolitan Networks UK Ltd
138.124.128.0/20	ICUK Computing Services Limited
138.124.128.0/24	ICUK Computing Services Limited
138.124.134.0/24	ICUK Computing Services Limited
138.124.135.0/24	ICUK Computing Services Limited
138.124.136.0/24	ICUK Computing Services Limited
138.124.137.0/24	ICUK Computing Services Limited
138.124.138.0/24	ICUK Computing Services Limited
138.124.142.0/24	ICUK Computing Services Limited
181.215.32.0/24	No Metric Limited
185.2.236.0/22	ICUK Computing Services Limited
185.32.55.0/24	David Tomlinson & Paul McAllion trading as Lantec Systems
185.35.148.0/22	ICUK Computing Services Limited
185.35.148.0/24	Interdns Infrastructure
185.35.149.0/24	Interdns Dedicated Servers
185.35.150.0/24
185.35.151.0/24
185.132.52.0/24	NWIMS-Communications
185.137.240.0/24	ICUK Global CDN Platform
185.140.16.0/23	ICUK Computing Services Limited
185.140.18.0/23	ICUK Computing Services Limited
185.145.152.0/22	ICUK Computing Services Limited
185.145.152.0/24	ICUK Computing Services Limited
185.152.2.0/24	Will Dear
185.201.208.0/22	CTR Communications Limited
185.234.255.0/24	Network 79 Ltd
185.243.62.0/24	Multidata Ltd
185.243.63.0/24	Multidata Ltd
185.253.88.0/24	sdchas_dsl_services
188.211.249.0/24	Select Comms LTD
188.240.160.0/19	ICUK Computing Services Limited
188.240.160.0/24	Interdsl
188.240.172.0/24	Interdsl
188.240.173.0/24	Interdsl
188.240.191.0/24	Interdsl
193.161.9.0/24	HP Networks Ltd
193.161.10.0/24	HP Networks Ltd
193.187.0.0/24	Select Comms LTD
205.157.160.0/19	ICUK Computing Services Limited
205.157.160.0/24	ICUK Computing Services Limited

Prefix	Description	Visibility
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Prefix	Description
2a00:b900::/32	ICUK Computing Services Limited
2a00:b900:2::/48	ICUK Computing Services Limited

Bogon Prefixes
Prefix	Type	Status

Rank	Description	IPv6	Peer
1	Cloudflare, Inc.	X	AS13335
2	Level 3 Parent, LLC	X	AS3356
3	Cogent Communications, LLC	X	AS174
4	NTT America, Inc.	X	AS2914
5	Hurricane Electric LLC	X	AS6939
6	BR.Digital Telecom	X	AS14840
7	Angola Cables		AS37468
8	GSL Networks Pty LTD	X	AS137409
9	Cilix Limited	X	AS215638
10	INTERKVM HOST SRL	X	AS6204
11	atom86 BV	X	AS8455
12	IP-Max SA	X	AS25091
13	Flag Telecom UK Limited		AS15412
14	iFog GmbH	X	AS34927
15	meerfarbig GmbH & Co. KG	X	AS34549
16	Broadband Hosting B.V.	X	AS20562
17	Core-Backbone GmbH	X	AS33891
18	PJSC "Vimpelcom"		AS3216
19	SEACOM Limited	X	AS37100
20	Inter.link GmbH	X	AS5405
21	Zayo Infrastructure France SA	X	AS8218
22	ALOO TELECOM - FSF TECNOLOGIA SA		AS61568
23	F5 Networks SARL	X	AS35280
24	ALT \| GRUPO BRASIL TECPAR		AS53062
25	Bharti Airtel Ltd		AS9498
26	EDGEUNO S.A.S	X	AS7195
27	Blix Solutions AS		AS50304
28	xTom GmbH	X	AS3214
29	GlobalConnect AB	X	AS12552
30	Dimension Data		AS3741
31	Fiber Telecom S.p.A.	X	AS41327
32	PEER 1031 LLC	X	AS1031
33	Liquid Telecommunications Ltd	X	AS30844
34	IELO-LIAZO SERVICES SAS	X	AS29075
35	31173 Services AB	X	AS39351
36	Durand do Brasil Ltda		AS22356
37	Network Platforms (PTY) LTD		AS37497
38	CJSC RASCOM	X	AS20764
39	Ote SA (Hellenic Telecommunications Organisation)		AS12713
40	euNetworks GmbH		AS13237
41	SG.GS	X	AS24482
42	IT.Gate S.p.A.	X	AS12779
43	Telkom SA Ltd.	X	AS5713
44	MIGO TELECOM		AS263152
45	Blacknight Internet Solutions Limited	X	AS39122
46	West Indian Ocean Cable Company	X	AS37662
47	ONETIS TECNOLOGIA LTDA		AS267256
48	Celeste SAS	X	AS34177
49	Stadtwerke Feldkirch	X	AS48362
50	Exascale Ltd		AS61049
51	Viewqwest Pte Ltd	X	AS18106
52	WIND TRE S.P.A.		AS1267
53	Convergenze S.p.A.	X	AS39120
54	MTN SA	X	AS16637
55	i3D.net B.V	X	AS49544
56	Administracion Nacional de Telecomunicaciones	X	AS6057
57	DSM (GB) Limited	X	AS48070
58	Inferno Communications Ltd	X	AS207841
59	TurkNet Iletisim Hizmetleri A.S.		AS12735
60	S3 Company Ltd		AS4849
61	Anexia Cloud Solutions GmbH	X	AS42473
62	OVH SAS	X	AS16276
63	Webmate Internet Services Ltd.		AS199204
64	Emirates Integrated Telecommunications Company PJSC		AS15802
65	RISE	X	AS63927
66	Connectivia S.r.l	X	AS207594
67	Cool Ideas Service Provider (Pty) Ltd		AS37680
68	LINK AMERICAN		AS1000
69	James Cahill	X	AS214749
70	CORIX NETWORKS		AS999
71	CONVERGENCE (GROUP NETWORKS) LIMITED		AS41811
72	Inovare-Prim SRL	X	AS60602
73	Netia SA		AS12741
74	Wifirst S.A.S.	X	AS52075
75	Continent 8 LLC	X	AS14537
76	Public Internet Ltd		AS28792
77	Lancom Ltd.	X	AS199081
78	Rocket Fibre Ltd	X	AS8801
79	ARISTO NETWORKS LTD		AS216265
80	Tiggee LLC	X	AS16552
81	Invesco Group Services, Inc.	X	AS14630
82	EDGOO NETWORKS UNIPESSOAL LDA	X	AS6424
83	NetIX Communications JSC	X	AS57463
84	Misaka Network, Inc.	X	AS917
85	Claranet Limited	X	AS8426
86	Global Network Management Inc	X	AS31500
87	Orange Romania S.A.		AS9050
88	IP TELECOM	X	AS61573
89	PT. Internet Madju Abad Milenindo	X	AS45701
90	INFORBARRA TELECOM		AS263903
91	Wavenet Limited	X	AS5413
92	AFR-IX TELECOM S.A.	X	AS60171
93	Kanton Zug	X	AS51907
94	Ljosleidarinn ehf		AS12969
95	Adam Goodenough	X	AS210667
96	Reliance Jio Infocomm Pte Ltd Singapore	X	AS64049
97	Neterra Ltd.		AS34224
98	LINK BRASIL TELECOMUNICACOES LTDA		AS271253
99	UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd		AS21215
100	LEVEL EIGHTY-SIX COMMUNICATIONS LTD	X	AS212483
101	Axclusive	X	AS132337
102	Sota Solutions Ltd.	X	AS31742
103	Gentlent GmbH	X	AS52112
104	EX Networks Limited	X	AS35266
105	Proximus Luxembourg S.A.	X	AS56665
106	Fibre Networks (Scotland) Limited		AS202076
107	Cyprus Telecommunications Authority	X	AS6866
108	MainStreaming SpA	X	AS51185
109	StarHub Ltd		AS4657
110	Hetzner Online GmbH	X	AS24940
111	Novelcomm LP	X	AS206735
112	Telehouse EAD		AS57344
113	Micron21 Datacentre Pty Ltd		AS38880
114	KDDI Europe Ltd	X	AS6894
115	Valve Corporation		AS32590
116	Conor Lewis	X	AS214420
117	IX Reach Ltd	X	AS4455
118	Dyjix SAS		AS212815
119	Main one Cable Company Nigeria Limited		AS37282
120	Peravix Group LTD	X	AS204208
121			AS65102
122	Vorboss Limited	X	AS25160
123	Unitas Global	X	AS1828
124	Jump Networks Ltd	X	AS8943
125	BSE Software GmbH		AS9044
126	SIACOM JSC	X	AS198150
127	Worldline IGSA SA	X	AS47957
128	Rackdog, LLC	X	AS398465
129	Virtual Technologies & Solutions	X	AS37721
130	NOVACONN SRL	X	AS203462
131	CustodianDC Limited	X	AS50300
132	Tismi BV	X	AS62167
133	Kantonsschule Zug	X	AS34288
134	SARL IPSET	X	AS206014
135	VeloxServ Communications Ltd	X	AS3170
136	Anycast Global Backbone	X	AS58511
137	Jude Gabriel Powell	X	AS213798
138	MC-IX Matrix Internet Exchange RS-1		AS55818
139	NetActuate, Inc	X	AS36236
140	Converge ICT Solutions Inc.	X	AS17639
141	ADISTA SAS	X	AS16347
142	PT. Cyberindo Aditama		AS38158
143	Patrizio Palumbo	X	AS211358
144	Australian Academic and Research Network (AARNet)		AS7575
145	Exatel S.A.		AS20804
146	IP ServerOne Solutions Sdn Bhd		AS45352
147	SNETTERTON TELECOM LIMITED		AS201060
148	M247 Europe SRL		AS9009
149	team.blue NV	X	AS48185

Rank	Description	IPv4	Peer
1	Cogent Communications, LLC	X	AS174
2	Hurricane Electric LLC	X	AS6939
3	NTT America, Inc.	X	AS2914
4	Level 3 Parent, LLC	X	AS3356
5	RETN Limited		AS9002
6	iFog GmbH	X	AS34927
7	EDGEUNO S.A.S	X	AS7195
8	BR.Digital Telecom	X	AS14840
9	GSL Networks Pty LTD	X	AS137409
10	xTom GmbH	X	AS3214
11	meerfarbig GmbH & Co. KG	X	AS34549
12	IP-Max SA	X	AS25091
13	Zayo Infrastructure France SA	X	AS8218
14	F5 Networks SARL	X	AS35280
15	IELO-LIAZO SERVICES SAS	X	AS29075
16	Zain Omantel International FZ-LLC		AS8529
17	Cilix Limited	X	AS215638
18	SEACOM Limited	X	AS37100
19	INTERKVM HOST SRL	X	AS6204
20	Viewqwest Pte Ltd	X	AS18106
21	Reliance Jio Infocomm Pte Ltd Singapore	X	AS64049
22	Joseph Rawlings trading as Virtnet.bond		AS214022
23	Administracion Nacional de Telecomunicaciones	X	AS6057
24	Apple Inc.		AS714
25	GlobalConnect AB	X	AS12552
26	Jakub Krsa		AS214757
27	Inter.link GmbH	X	AS5405
28	Akamai International B.V.		AS20940
29	Liquid Telecommunications Ltd	X	AS30844
30	Claranet Limited	X	AS8426
31	Core-Backbone GmbH	X	AS33891
32	Fiber Telecom S.p.A.	X	AS41327
33	CJSC RASCOM	X	AS20764
34	Stadtwerke Feldkirch	X	AS48362
35	31173 Services AB	X	AS39351
36	atom86 BV	X	AS8455
37	Anexia Cloud Solutions GmbH	X	AS42473
38	Hetzner Online GmbH	X	AS24940
39	ParadoxNetworks Limited		AS52025
40	Axclusive	X	AS132337
41	Invesco Group Services, Inc.	X	AS14630
42	Cloudflare, Inc.	X	AS13335
43	Jude Gabriel Powell	X	AS213798
44	TECHIT.BE SRL		AS213241
45	Digiweb ltd		AS31122
46	EX Networks Limited	X	AS35266
47	DSM (GB) Limited	X	AS48070
48	Continent 8 LLC	X	AS14537
49	Worldline IGSA SA	X	AS47957
50	MTN SA	X	AS16637
51	Cyprus Telecommunications Authority	X	AS6866
52	RISE	X	AS63927
53	James Cahill	X	AS214749
54	VeloxServ Communications Ltd	X	AS3170
55	NetActuate, Inc	X	AS36236
56	Connectivia S.r.l	X	AS207594
57	Jump Networks Ltd	X	AS8943
58	Converge ICT Solutions Inc.	X	AS17639
59	CustodianDC Limited	X	AS50300
60	Inovare-Prim SRL	X	AS60602
61	Unitas Global	X	AS1828
62	Wifirst S.A.S.	X	AS52075
63	Anycast Global Backbone	X	AS58511
64	Patrizio Palumbo	X	AS211358
65	AFR-IX TELECOM S.A.	X	AS60171
66	PT. Internet Madju Abad Milenindo	X	AS45701
67	IX Reach Ltd	X	AS4455
68	Lewis Foster		AS215332
69	Vorboss Limited	X	AS25160
70	MainStreaming SpA	X	AS51185
71	Lancom Ltd.	X	AS199081
72	Global Network Management Inc	X	AS31500
73	Tismi BV	X	AS62167
74	Misaka Network, Inc.	X	AS917
75	KDDI Europe Ltd	X	AS6894
76	Google LLC		AS15169
77	NOVACONN SRL	X	AS203462
78	Rackdog, LLC	X	AS398465
79	Vodacom		AS36994
80	Telkom SA Ltd.	X	AS5713
81	Virtual Technologies & Solutions	X	AS37721
82	MoeDove LLC		AS44324
83	Kanton Zug	X	AS51907
84	SG.GS	X	AS24482
85	Celeste SAS	X	AS34177
86	Broadband Hosting B.V.	X	AS20562
87	Inferno Communications Ltd	X	AS207841
88	Gentlent GmbH	X	AS52112
89	SIACOM JSC	X	AS198150
90	SARL IPSET	X	AS206014
91	Novelcomm LP	X	AS206735
92	Wavenet Limited	X	AS5413
93	team.blue NV	X	AS48185
94	Sota Solutions Ltd.	X	AS31742
95	LEVEL EIGHTY-SIX COMMUNICATIONS LTD	X	AS212483
96	Tiggee LLC	X	AS16552
97	Peravix Group LTD	X	AS204208
98	EDGOO NETWORKS UNIPESSOAL LDA	X	AS6424
99	Conor Lewis	X	AS214420
100	Rocket Fibre Ltd	X	AS8801
101	OVH SAS	X	AS16276
102	Cogent Communications, LLC		AS1239
103	Kantonsschule Zug	X	AS34288
104	i3D.net B.V	X	AS49544
105	Adam Goodenough	X	AS210667
106	NetIX Communications JSC	X	AS57463
107	Blacknight Internet Solutions Limited	X	AS39122
108	IP TELECOM	X	AS61573
109	Data Communication Business Group		AS3462
110	Convergenze S.p.A.	X	AS39120
111	West Indian Ocean Cable Company	X	AS37662
112	IT.Gate S.p.A.	X	AS12779
113	Proximus Luxembourg S.A.	X	AS56665
114	PEER 1031 LLC	X	AS1031
115	ADISTA SAS	X	AS16347

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RIPE

aut-num: AS51561 as-name: AS-ICUK org: ORG-ICSL4-RIPE import: from AS174 accept ANY import: from AS3356 accept ANY import: from AS2914 accept ANY export: to AS174 announce AS-ICUK export: to AS3356 announce AS-ICUK export: to AS2914 announce AS-ICUK admin-c: DUMY-RIPE tech-c: DUMY-RIPE status: ASSIGNED mnt-by: RIPE-NCC-END-MNT mnt-by: ICUK-MNT created: 2010-09-28T13:41:49Z last-modified: 2026-02-24T16:52:22Z source: RIPE remarks: cf-validation: 30b6d34f3d64496a9a733f6622439db3 remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: ****************************

Exchange	CC	City	IPv4	IPv6
LINX LON1	GB	London	195.66.226.191	2001:7f8:4::c969:1
LINX LON2	GB	London	195.66.238.191	2001:7f8:4:1::c969:1
LoNAP	GB	London	5.57.81.134	2001:7f8:17::c969:1

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