STHREE PLC
STHREE
LEI
2138003NEBX5VRP3EX50
Registered name
STHREE PLC
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks15
All fragments 39 blocks across 5 clusters
Cluster ID193063001
RegistryRIPE
Owner jurisdictionGB
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Legal identityLEI 2138003NEBX5VRP3EX50
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 7 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (15)

⬇ export CSV
CIDR Org name Registry Status Confidence
62.67.188.0/30 Sthree RIPE ASSIGNED PA ● low
62.140.2.248/29 SThree-Plc RIPE ASSIGNED PA ● low
94.31.7.64/26 STHREE-NET RIPE ASSIGNED PA ● low
94.31.10.0/23 STHREE-NET RIPE ASSIGNED PA ● low
94.31.12.0/24 STHREE-NET RIPE ASSIGNED PA ● low
94.31.33.120/29 SThree_PLC RIPE ASSIGNED PA ● low
193.240.210.160/29 STHREE RIPE ASSIGNED PA ● low
212.3.243.16/29 SThree-Plc RIPE ASSIGNED PA ● low
217.33.71.64/29 STHREE RIPE ASSIGNED PA ● low
2a00:2381:c59::/48 STHREE-PLC RIPE AGGREGATED-BY-LIR ● low
2a00:2381:c59::/56 STHREE-PLC RIPE ASSIGNED ● low
2a00:2381:c59:200::/56 SThree-Ltd RIPE ASSIGNED ● low
2a00:2381:ff9f::/56 STHREE RIPE ASSIGNED ● low
2a00:2381:ff9f::/48 STHREE RIPE AGGREGATED-BY-LIR ● low
2a00:2381:ff9f:900::/56 STHREE RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
73.3% of checked blocks have valid RPKI ROA coverage (11 of 15)
Possible discrepancies (8)

These blocks are registered to STHREE but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a00:2381:ff9f::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:c59::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:ff9f::/56 /56 authorized for AS2856 — British Telecommunications PLC
2a00:2381:ff9f:900::/56 /56 authorized for AS2856 — British Telecommunications PLC
2a00:2381:c59::/56 /56 authorized for AS2856 — British Telecommunications PLC
2a00:2381:c59:200::/56 /56 authorized for AS2856 — British Telecommunications PLC
94.31.10.0/23 /23 authorized for AS17025 — Zayo Bandwidth
94.31.12.0/24 /24 authorized for AS17025 — Zayo Bandwidth

NIC Handles

AB34802-RIPE ABOVENET-MNT BTNET-MNT DUMY-RIPE DUMY-RIPE LEVEL3-MNT QUZAUK