Rubicon Project, Inc
Data as of 2026-09-13
BGP inherited
This organisation
| Netblocks | 9 · 1,044 IPv4 addresses |
| IPv6 | 3 prefixes (largest 2001:4c08:2800::/48) |
| Registered in | United Kingdom (5) · United States (1) |
| Record ID | 241225385 |
| Registry | ARIN |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 9 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (9)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 192.203.231.0/24 | Rubicon Project, Inc | ARIN | DIRECT ALLOCATION | ● high |
| 62.67.193.0/24 | RUBICON-PROJECT | RIPE | ASSIGNED PA | ● low |
| 195.122.175.0/24 | RUBICON-PROJECT | RIPE | ASSIGNED PA | ● low |
| 212.162.6.0/28 | RUBICON-PROJECT | RIPE | ASSIGNED PA | ● low |
| 213.19.162.0/24 | RUBICON-PROJECT | RIPE | ASSIGNED PA | ● low |
| 213.147.239.88/30 | RUBICON-PROJECT | RIPE | ASSIGNED PA | ● low |
| 2001:4c08:2003:39::/64 | RUBICON-PROJECT | RIPE | ASSIGNED | ● low |
| 2001:4c08:2800::/48 | RUBICON-PROJECT | RIPE | ASSIGNED | ● low |
| 2001:4c08:2c00::/48 | RUBICON-PROJECT | RIPE | ASSIGNED | ● low |
IPv6 ranges (3)
Footprint over time
5 weekly snapshots · JSON
9
0 netblocks since 2026-08-16
2026-08-16
peak 9
2026-09-13
Network trust
what's this?
RPKI hygiene: F
how networks compare →
11.1%
of checked blocks have valid RPKI ROA coverage
(1 of 9)
No discrepancies found among checked blocks.
NIC Handles
AS5462-MNT
CUKRT-ARIN
CUKRT-ARIN
CUKRT-ARIN
CUKRT-ARIN
DUMY-RIPE
DUMY-RIPE
LEVEL3-MNT
RP-177