AS204013
Network Research Belgium S.A. — nrb.be
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Summary
| Country |
 Belgium
|
| Organization | Network Research Belgium S.A. |
| Domain | nrb.be |
| Number of IPv4 | 10,752 |
| Number of IPv6 | 7.9229× 1028 |
| AS Type | Hosting |
| Registry | RIPE NCC |
| Allocated | November 05, 2025 (about 7 months ago) |
| Updated | April 21, 2026 (about 1 months ago) |
IP Ranges
AS204013 announces 12 IPv4 ranges and 2 IPv6 ranges.
That's a total of 10,752 IPv4 addresses and 7.9229× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 217.117.32.0/24 |
N.R.B
|
256 | RIPE NCC | ASSIGNED PA |
| 217.117.32.0/20 |
N.R.B
|
4,096 | RIPE NCC | ASSIGNED PA |
| 217.117.34.0/24 |
Network Research Belgium
|
256 | RIPE NCC | ASSIGNED PA |
| 217.117.37.0/24 |
Network Research Belgium
|
256 | RIPE NCC | ASSIGNED PA |
| 217.117.38.0/24 |
Network Research Belgium
|
256 | RIPE NCC | ASSIGNED PA |
| 217.117.39.0/24 |
Network Research Belgium
|
256 | RIPE NCC | ASSIGNED PA |
| 217.117.46.0/24 |
Network Research Belgium
|
256 | RIPE NCC | ASSIGNED PA |
| 217.117.48.0/20 |
Network Research Belgium
|
4,096 | RIPE NCC | ASSIGNED PA |
| 217.117.50.0/24 |
Network Research Belgium S.A.
|
256 | RIPE NCC | ALLOCATED PA |
| 217.117.56.0/24 |
Network Research Belgium
|
256 | RIPE NCC | ASSIGNED PA |
| 217.117.61.0/24 |
Network Research Belgium
|
256 | RIPE NCC | ASSIGNED PA |
| 217.117.63.0/24 |
Network Research Belgium
|
256 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2a02:7100::/32 |
Nrb Infrastructure
|
7.9228× 1028 | RIPE NCC | ASSIGNED |
| 2a02:7100:ffff::/48 |
Network Research Belgium S.A.
|
1.2089× 1024 | RIPE NCC | ALLOCATED-BY-RIR |
Peers
AS204013 does not have any direct peering agreements. Instead, its global connectivity is achieved through transit providers. While this setup ensures comprehensive reach, future peering could reduce latency and optimize route efficiency.
Upstreams
AS204013 connects to the global Internet via at least 2 upstream providers. In this setup, AS204013 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS204013 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS204013's role in extending Internet access beyond its own infrastructure.