OPENTRANSIT-BACKBONE
Cluster stats
| Netblocks | 49 |
| Cluster ID | 191873729 |
| Registry | RIPE |
| Customers | find 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 (49)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 81.52.138.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.141.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.166.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.167.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.168.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.169.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.170.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.178.0 – 81.52.183.255 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.184.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.186.0/23 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.188.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.189.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.200.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 81.52.205.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.128.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.129.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.130.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.131.0/25 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.131.128/25 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.132.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.133.0/25 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.133.128/25 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.134.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.135.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.136.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.138.0/23 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.140.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.141.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.142.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.143.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.144.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.145.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.146.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.148.0/23 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.150.0 – 193.251.150.59 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.150.60 – 193.251.150.255 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.151.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.152.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.154.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.155.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.156.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.157.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.159.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.161.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.165.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.170.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.240.0 – 193.251.255.59 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.251.255.60 – 193.251.255.255 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
| 193.253.149.0/24 | OPENTRANSIT-BACKBONE | RIPE | ASSIGNED PA | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
93.9%
of checked blocks have valid RPKI ROA coverage
(46 of 49)
Possible discrepancies (38)
These blocks are registered to OPENTRANSIT-BACKBONE 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.
| 193.251.240.0 – 193.251.255.59 /20 | authorized for AS5511 — Orange S.A. |
| 81.52.178.0 – 81.52.183.255 /21 | authorized for AS5511 — Orange S.A. |
| 81.52.186.0/23 /23 | authorized for AS5511 — Orange S.A. |
| 193.251.138.0/23 /23 | authorized for AS5511 — Orange S.A. |
| 193.251.148.0/23 /23 | authorized for AS5511 — Orange S.A. |
| 193.251.129.0/24 /24 | authorized for AS5511 — Orange S.A. |
| 193.251.154.0/24 /24 | authorized for AS5511 — Orange S.A. |
| 193.251.151.0/24 /24 | authorized for AS5511 — Orange S.A. |
| 193.251.128.0/24 /24 | authorized for AS5511 — Orange S.A. |
| 193.251.132.0/24 /24 | authorized for AS5511 — Orange S.A. |
| 81.52.184.0/24 /24 | authorized for AS5511 — Orange S.A. |
| 81.52.188.0/24 /24 | authorized for AS5511 — Orange S.A. |
| 81.52.189.0/24 /24 | authorized for AS5511 — Orange S.A. |
| 81.52.138.0/24 /24 | authorized for AS5511 — Orange S.A. |
| 193.251.156.0/24 /24 | authorized for AS5511 — Orange S.A. |
+23 more — see the REST API
NIC Handles
DUMY-RIPE
DUMY-RIPE
FT-BRX