AS25500
User Association of Ukrainian Research And Academic Network Uran — uran.ua
Summary
| Country |
 Ukraine
|
| Organization | User Association of Ukrainian Research And Academic Network Uran |
| Domain | uran.ua |
| Number of IPv4 | 21,760 |
| Number of IPv6 | 7.9228× 1028 |
| AS Type | Education |
| Registry | RIPE NCC |
| Allocated | December 11, 2002 (about 22 years ago) |
| Updated | December 25, 2023 (about 1 year ago) |
IP Ranges
AS25500 announces 12 IPv4 ranges and 1 IPv6 range.
That's a total of 21,760 IPv4 addresses and 7.9228× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 77.47.128.0/21 |
National Technical University of Ukraine
|
2,048 | RIPE NCC | ASSIGNED PA |
| 77.47.136.0/22 |
National Technical University of Ukraine
|
1,024 | RIPE NCC | ASSIGNED PA |
| 77.47.140.0/23 |
National Technical University of Ukraine
|
512 | RIPE NCC | ASSIGNED PA |
| 77.47.160.0/20 |
National Technical University of Ukraine
|
4,096 | RIPE NCC | ASSIGNED PA |
| 77.47.176.0/23 |
National Technical University of Ukraine
|
512 | RIPE NCC | ASSIGNED PA |
| 77.47.184.0/21 |
National Technical University of Ukraine
|
2,048 | RIPE NCC | ASSIGNED PA |
| 77.47.192.0/20 |
Group of Developers 2
|
4,096 | RIPE NCC | ASSIGNED PA |
| 77.47.194.0/24 |
National Technical University of Ukraine
|
256 | RIPE NCC | ASSIGNED PA |
| 77.47.208.0/23 |
National Technical University of Ukraine
|
512 | RIPE NCC | ASSIGNED PA |
| 77.47.214.0/23 |
National Technical University of Ukraine
|
512 | RIPE NCC | ASSIGNED PA |
| 77.47.216.0/21 |
National Technical University of Ukraine
|
2,048 | RIPE NCC | ASSIGNED PA |
| 77.47.224.0/20 |
National Technical University of Ukraine
|
4,096 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2a02:db0::/32 |
National Technical University of Ukraine
|
7.9228× 1028 | RIPE NCC | ASSIGNED |
Peers
AS25500 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
AS25500 connects to the global Internet via at least 2 upstream providers. In this setup, AS25500 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS25500 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS25500's role in extending Internet access beyond its own infrastructure.