O2-reference
Cluster stats
Netblocks24
All fragments 591 blocks across 53 clusters
Cluster ID192255076
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 3 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (24)

⬇ export CSV
CIDR Org name Registry Status Confidence
82.132.144.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.145.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.146.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.147.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.149.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.150.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.151.0/25 O2-reference RIPE ASSIGNED PA ● low
82.132.151.128/25 O2-reference RIPE ASSIGNED PA ● low
82.132.152.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.153.0/26 O2-reference RIPE ASSIGNED PA ● low
82.132.153.64/28 O2-reference RIPE ASSIGNED PA ● low
82.132.153.80/28 O2-reference RIPE ASSIGNED PA ● low
82.132.153.96/27 O2-reference RIPE ASSIGNED PA ● low
82.132.153.128/26 O2-reference RIPE ASSIGNED PA ● low
82.132.153.192/26 O2-reference RIPE ASSIGNED PA ● low
82.132.154.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.155.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.156.0/25 O2-reference RIPE ASSIGNED PA ● low
82.132.156.128/25 O2-reference RIPE ASSIGNED PA ● low
82.132.157.0/25 O2-reference RIPE ASSIGNED PA ● low
82.132.157.128/25 O2-reference RIPE ASSIGNED PA ● low
82.132.158.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.159.0/24 O2-reference RIPE ASSIGNED PA ● low
82.132.188.0/22 O2-reference RIPE ASSIGNED PA ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
95.8% of checked blocks have valid RPKI ROA coverage (23 of 24)
Possible discrepancies (11)

These blocks are registered to O2-reference 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.

82.132.149.0/24 /24 authorized for AS29180 — Telefonica UK Limited
82.132.150.0/24 /24 authorized for AS29180 — Telefonica UK Limited
82.132.152.0/24 /24 authorized for AS29180 — Telefonica UK Limited
82.132.154.0/24 /24 authorized for AS29180 — Telefonica UK Limited
82.132.155.0/24 /24 authorized for AS29180 — Telefonica UK Limited
82.132.158.0/24 /24 authorized for AS29180 — Telefonica UK Limited
82.132.159.0/24 /24 authorized for AS29180 — Telefonica UK Limited
82.132.145.0/24 /24 authorized for AS29180 — Telefonica UK Limited
82.132.144.0/24 /24 authorized for AS29180 — Telefonica UK Limited
82.132.146.0/24 /24 authorized for AS29180 — Telefonica UK Limited
82.132.147.0/24 /24 authorized for AS29180 — Telefonica UK Limited

NIC Handles

DUMY-RIPE DUMY-RIPE O2UK-MNT