AS50522
Sewan Nederland B.V. — sewan.nl
Summary
| Country |
 Netherlands
|
| Organization | Sewan Nederland B.V. |
| Domain | sewan.nl |
| Number of IPv4 | 16,384 |
| Number of IPv6 | 7.9228× 1028 |
| AS Type | ISP |
| Registry | RIPE NCC |
| Allocated | February 02, 2010 (about 15 years ago) |
| Updated | August 01, 2023 (about 1 year ago) |
IP Ranges
AS50522 announces 11 IPv4 ranges and 1 IPv6 range.
That's a total of 16,384 IPv4 addresses and 7.9228× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 81.23.244.0/22 |
Sewan Nederland B.V.
|
1,024 | RIPE NCC | ALLOCATED PA |
| 81.173.0.0/22 |
Sewan Nederland B.V.
|
1,024 | RIPE NCC | ALLOCATED PA |
| 81.173.7.0/24 |
Sewan Nederland B.V.
|
256 | RIPE NCC | ALLOCATED PA |
| 81.173.32.0/22 |
Sewan Nederland B.V.
|
1,024 | RIPE NCC | ALLOCATED PA |
| 81.173.48.0/20 |
Pocos-Subscribers
|
4,096 | RIPE NCC | ASSIGNED PA |
| 81.173.64.0/20 |
Sewan Nederland B.V.
|
4,096 | RIPE NCC | ALLOCATED PA |
| 81.173.96.0/22 |
Sewan Nederland B.V.
|
1,024 | RIPE NCC | ALLOCATED PA |
| 81.173.125.0/24 |
Sewan Nederland B.V.
|
256 | RIPE NCC | ALLOCATED PA |
| 81.173.126.0/23 |
Sewan Nederland B.V.
|
512 | RIPE NCC | ALLOCATED PA |
| 109.235.32.0/21 |
Sewan Nederland B.V.
|
2,048 | RIPE NCC | ALLOCATED PA |
| 185.61.68.0/22 |
Sewan Nederland B.V.
|
1,024 | RIPE NCC | ALLOCATED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2a03:be00::/32 |
Pocos Networks
|
7.9228× 1028 | RIPE NCC | ALLOCATED-BY-LIR |
Peers
AS50522 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
Upstreams
AS50522 connects to the global Internet via at least 3 upstream providers. In this setup, AS50522 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.