CITYFIBRE LIMITED
Cityfibre Limited
LEI
213800Y2KS3L5UB7US68
Registered name
CITYFIBRE LIMITED
Jurisdiction
GB
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks116
Cluster ID191593903
RegistryBGP
Owner jurisdictionGB
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Legal identityLEI 213800Y2KS3L5UB7US68
Shared handles clustered on 21 shared RIR contact/maintainer handles
Registry names 7 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (116)

showing 50 of 116 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
5.57.80.135/32 CityFibre PEERINGDB ASSIGNED ● high
46.254.0.0/21 Cityfibre Limited BGP ANNOUNCED ● high
62.249.192.0/18 Cityfibre Limited BGP ANNOUNCED ● high
78.32.0.0/15 Cityfibre Limited BGP ANNOUNCED ● high
79.143.144.0/20 Cityfibre Limited BGP ANNOUNCED ● high
81.31.96.0/19 Cityfibre Limited BGP ANNOUNCED ● high
84.45.128.0/17 Cityfibre Limited BGP ANNOUNCED ● high
87.127.0.0/16 Cityfibre Limited BGP ANNOUNCED ● high
88.83.96.0/24 Cityfibre Limited BGP ANNOUNCED ● high
88.83.104.0/24 Cityfibre Limited BGP ANNOUNCED ● high
88.83.106.0/24 Cityfibre Limited BGP ANNOUNCED ● high
88.83.109.0/24 Cityfibre Limited BGP ANNOUNCED ● high
88.83.111.0/24 Cityfibre Limited BGP ANNOUNCED ● high
88.83.116.0/24 Cityfibre Limited BGP ANNOUNCED ● high
88.83.118.0/23 Cityfibre Limited BGP ANNOUNCED ● high
88.83.124.0/23 Cityfibre Limited BGP ANNOUNCED ● high
88.83.126.0/24 Cityfibre Limited BGP ANNOUNCED ● high
95.141.152.0/22 Cityfibre Limited BGP ANNOUNCED ● high
109.224.160.0/19 Cityfibre Limited BGP ANNOUNCED ● high
156.67.240.0/24 Cityfibre Limited BGP ANNOUNCED ● high
156.67.241.0/24 Cityfibre Limited BGP ANNOUNCED ● high
156.67.242.0/23 Cityfibre Limited BGP ANNOUNCED ● high
156.67.244.0/22 Cityfibre Limited BGP ANNOUNCED ● high
156.67.244.0/24 Cityfibre Limited BGP ANNOUNCED ● high
156.67.248.0/21 Cityfibre Limited BGP ANNOUNCED ● high
178.16.224.0/22 Cityfibre Limited BGP ANNOUNCED ● high
178.16.228.0/24 Cityfibre Limited BGP ANNOUNCED ● high
178.16.237.0/24 Cityfibre Limited BGP ANNOUNCED ● high
178.217.92.0/24 Cityfibre Limited BGP ANNOUNCED ● high
185.1.104.122/32 CityFibre PEERINGDB ASSIGNED ● high
185.81.192.0/24 Cityfibre Limited BGP ANNOUNCED ● high
185.81.193.0/24 Cityfibre Limited BGP ANNOUNCED ● high
185.81.194.0/24 Cityfibre Limited BGP ANNOUNCED ● high
185.81.195.0/24 Cityfibre Limited BGP ANNOUNCED ● high
185.101.148.0/22 Cityfibre Limited BGP ANNOUNCED ● high
185.129.72.0/22 Cityfibre Limited BGP ANNOUNCED ● high
185.129.73.0/24 Cityfibre Limited BGP ANNOUNCED ● high
185.129.74.0/23 Cityfibre Limited BGP ANNOUNCED ● high
185.142.84.0/24 Cityfibre Limited BGP ANNOUNCED ● high
185.142.85.0/24 Cityfibre Limited BGP ANNOUNCED ● high
185.146.44.0/23 Cityfibre Limited BGP ANNOUNCED ● high
185.220.12.0/22 Cityfibre Limited BGP ANNOUNCED ● high
188.39.0.0/16 Cityfibre Limited BGP ANNOUNCED ● high
193.35.217.0/24 Cityfibre Limited BGP ANNOUNCED ● high
193.37.208.0/22 Cityfibre Limited BGP ANNOUNCED ● high
195.66.224.151/32 CityFibre PEERINGDB ASSIGNED ● high
195.66.236.151/32 CityFibre PEERINGDB ASSIGNED ● high
195.66.244.11/32 CityFibre PEERINGDB ASSIGNED ● high
195.66.246.11/32 CityFibre PEERINGDB ASSIGNED ● high
195.74.96.0/19 Cityfibre Limited BGP ANNOUNCED ● high

Network trust

what's this?
RPKI hygiene: B how networks compare →
90.5% of checked blocks have valid RPKI ROA coverage (105 of 116)
Possible discrepancies (2)

These blocks are registered to Cityfibre Limited but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a05:8943::/32 /32 authorized for AS3356 — Level 3 Parent, LLC
2a05:8944::/32 /32 authorized for AS3356 — Level 3 Parent, LLC

NIC Handles

AS204018 AS8468 AS8468 DUMY-RIPE DUMY-RIPE ENTANET-MNT ENTANET-MNT HRW-NOC LEVEL3-MNT LEVEL3-MNT MNT-CITYFIBRE MNT-CITYFIBRE +9 more