BT-OPENWORLD
BGP inherited
Cluster stats
| Netblocks | 14 · 26,162 IPv4 addresses |
| Cluster ID | 208881932 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| 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 | |
Footprint over time
5 weekly snapshots · JSON
14
0 netblocks since 2026-07-05
2026-07-05
peak 14
2026-07-19
IP Ranges (14)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 81.130.0.0/20 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 81.130.80.0/20 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 81.130.216.0/21 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 81.135.144.0/20 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 81.148.64.0/19 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 81.148.192.0/22 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 81.148.196.0/24 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 213.121.143.192/26 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 213.123.16.0/24 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 213.123.17.0/24 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 213.123.18.0/23 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 213.123.20.0/23 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 213.123.22.0/24 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
| 213.123.26.0/23 | BT-OPENWORLD | RIPE | ASSIGNED PA | ● low |
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(14 of 14)
No discrepancies found among checked blocks.
NIC Handles
BTNET-MNT
DUMY-RIPE
DUMY-RIPE