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AS201838

Community Fibre

United Kingdom (GB)

ASN Information

AS NumberAS201838
AS NameASN-COMMUNITYFIBRE
OrganizationASN-COMMUNITYFIBRE Community Fibre Limited
Also known asNot available
CountryUnited Kingdom (GB)
RegistryRIPE NCC
ASN TypeCable/DSL/ISP
Last Seen
Announcement Count103
IPv4 Prefix Count101
IPv6 Prefix Count2
RPKI StatusValid50 of 50 prefixes
IRR RecordsView IRR route objects
Websitehttps://www.communityfibre.co.uk ↗

AS Path to AS201838

  1. 58511ANYCAST-GLOBAL-BACKBONE - Anycast Global Backbone
  2. 201838Origin

Most common path, seen 20× in route collector data, latest at a collector in Eugene, OR (2026-10-23 12:37:07 UTC). Prepends collapsed.

Route Collectors (Visibility)

Sydney: 11 peer session(s)São Paulo: 17 peer session(s)Johannesburg: 17 peer session(s)Singapore: 22 peer session(s)Amsterdam: 25 peer session(s)London: 33 peer session(s)Eugene, OR: 55 peer session(s)
High (10+ peers)Medium (3–9)Low (1–2)

Approximate route collector locations, coloured by peer sessions carrying this AS's routes.

Announced Prefixes (103)

View All →
PrefixFamilyRPKILast Seen
45.12.172.0/22IPv4ValidNot looked up yet
45.81.72.0/22IPv4ValidNot looked up yet
45.86.8.0/22IPv4ValidNot looked up yet
45.89.84.0/22IPv4ValidNot looked up yet
45.89.156.0/22IPv4ValidNot looked up yet
45.90.172.0/22IPv4ValidNot looked up yet
45.90.200.0/22IPv4ValidNot looked up yet
45.91.112.0/22IPv4ValidNot looked up yet

Peers (92)

View All →
ASNameRelationshipPathsLast Seen
AS3356LEVEL3 - Level 3 Parent, LLCUpstream (inferred)253
AS2914NTT-DATA-2914 - NTT America, Inc.Upstream (inferred)187
AS6939HURRICANE - Hurricane Electric LLCUpstream (inferred)35
AS37468Angola Cables - Angola CablesUpstream (inferred)35
AS30844LIQUID-AS Liquid Telecommunications LtdUpstream (inferred)25
AS58511ANYCAST-GLOBAL-BACKBONE - Anycast Global BackboneUpstream (inferred)20
AS137409GSLNETWORKS-AS-AP - GSL Networks Pty LTDUpstream (inferred)20
AS37100SEACOM Limited - SEACOM LimitedUpstream (inferred)15

Neighbours seen next to AS201838 in public AS paths. These are not confirmed BGP sessions; peer IP addresses and locations are not published by these sources.

Public Peering Exchange Points (4)

IX Updates →
ExchangeLocationIPv4IPv6SpeedRS peerUpdated
AMS-IXAmsterdam, NL80.249.212.1192001:7f8:1:0:a500:20:1838:2200MNo
LINX LON1London, GB195.66.226.1442001:7f8:4::3:146e:1100GYes
LINX LON1London, GB195.66.231.492001:7f8:4::3:146e:2100GYes
LINX LON2London, GB195.66.236.32001:7f8:4:1:0:3:146e:2100GYes
LONAPLondon, GB5.57.81.2352001:7f8:17::3:146e:1200GYes

IX ports registered by AS201838 (self-reported by the network).

Interconnection Facilities (3)

FacilityCityCountry
Equinix LD8 - London, DocklandsLondonUnited Kingdom
Telehouse - London (Docklands North Two)LondonUnited Kingdom
Equinix LD7 - London, SloughSloughUnited Kingdom

Data centres where AS201838 says it can interconnect (self-reported).

IRR AS-SET and Peering Policy

IRR AS-SETAS-201838
Member of AS-SETsSee IRR page
Peering policyOpen
Multiple locationsNot Required
Ratio requirementNo
ContractNot Required
TrafficNot available
Traffic ratioHeavy Inbound
Geographic scopeRegional
Max prefixes (IPv4 / IPv6)150 / 10
Unicast / IPv6 / MulticastYes / Yes / No
Looking glassNot available
Route serverNot available

Contact Information (0)

No public contacts are registered for AS201838.

Only contacts the network has chosen to publish are shown.

Upstreams (81)

View all →
ASNameRelationshipPathsLast Seen
AS3356LEVEL3 - Level 3 Parent, LLCUpstream (inferred)253
AS2914NTT-DATA-2914 - NTT America, Inc.Upstream (inferred)187
AS6939HURRICANE - Hurricane Electric LLCUpstream (inferred)35
AS37468Angola Cables - Angola CablesUpstream (inferred)35
AS30844LIQUID-AS Liquid Telecommunications LtdUpstream (inferred)25
AS58511ANYCAST-GLOBAL-BACKBONE - Anycast Global BackboneUpstream (inferred)20
AS137409GSLNETWORKS-AS-AP - GSL Networks Pty LTDUpstream (inferred)20
AS37100SEACOM Limited - SEACOM LimitedUpstream (inferred)15
AS37497Network Platforms (PTY) LTD - Network Platforms (PTY) LTDUpstream (inferred)15
AS49544i3Dnet i3D.net B.VUpstream (inferred)15
AS1031PEER1-1031 - PEER 1031 LLCUpstream (inferred)10
AS3216SOVAM-AS PJSC "Vimpelcom"Upstream (inferred)10

Downstreams (1)

ASNameRelationshipPathsLast Seen
AS210874—Downstream (inferred)Inferred—

Registry and network details

Registered holderASN-COMMUNITYFIBRE Community Fibre Limited
RegisteredYes
Peering policyOpen
IRR AS-setAS-201838
Registry record last modified
MaintainersRIPE-NCC-END-MNT, CFL-MNT
Internet exchanges4
Facilities3
Network profile updated

Data updated . See limitations.