AS15958
Cetin Ltd. Belgrade — cetin.rs
Summary
| Country |
 Serbia
|
| Organization | Cetin Ltd. Belgrade |
| Domain | cetin.rs |
| Number of IPv4 | 108,288 |
| Number of IPv6 | 7.1305× 1029 |
| AS Type | ISP |
| Registry | RIPE NCC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | December 26, 2024 (about 3 months ago) |
IP Ranges
AS15958 announces 18 IPv4 ranges and 2 IPv6 ranges.
That's a total of 108,288 IPv4 addresses and 7.1305× 1029 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 109.106.224.0/20 |
Cetin Doo Serbia Address Space for Customer Assignments
|
4,096 | RIPE NCC | LIR-PARTITIONED PA |
| 109.245.0.0/21 |
Yettel Serbia Mobile Broadband
|
2,048 | RIPE NCC | ASSIGNED PA |
| 109.245.0.0/16 |
Yettel Serbia Mobile Broadband
|
65,536 | RIPE NCC | ASSIGNED PA |
| 109.245.8.0/22 |
Cetin Doo Serbia Fixed Network Adsl
|
1,024 | RIPE NCC | ASSIGNED PA |
| 109.245.16.0/20 |
Cetin Doo Serbia Internal Links
|
4,096 | RIPE NCC | ASSIGNED PA |
| 109.245.40.0/21 |
Cetin Ltd. Belgrade
|
2,048 | RIPE NCC | ALLOCATED PA |
| 109.245.48.0/20 |
Cetin Ltd. Belgrade
|
4,096 | RIPE NCC | ALLOCATED PA |
| 109.245.192.0/19 |
Cetin Doo Serbia Address Space for Fixed Broadband
|
8,192 | RIPE NCC | ASSIGNED PA |
| 109.245.228.0/22 |
Cetin Doo Serbia Address Space for Wholesale User Astra Telekom
|
1,024 | RIPE NCC | ASSIGNED PA |
| 109.245.232.0/21 |
Cetin Ltd. Belgrade
|
2,048 | RIPE NCC | ASSIGNED PA |
| 109.245.240.0/20 |
Cetin Ltd. Belgrade
|
4,096 | RIPE NCC | ASSIGNED PA |
| 185.160.232.0/22 |
Cetin Ltd. Belgrade
|
1,024 | RIPE NCC | ALLOCATED PA |
| 217.65.192.0/20 |
Cetin Doo, Belgrade, Serbia Internal Resources
|
4,096 | RIPE NCC | ASSIGNED PA |
| 217.65.196.0/22 |
Point to Point Links for Businesses
|
1,024 | RIPE NCC | ASSIGNED PA |
| 217.65.200.0/21 |
Cetin Doo Serbia Address Space for Wholesale User Mschreder
|
2,048 | RIPE NCC | ASSIGNED PA |
| 217.65.201.0/24 |
Cetin Internal Point-to-point Links
|
256 | RIPE NCC | ASSIGNED PA |
| 217.65.202.0/23 |
Cetin Internal Point-to-point Links
|
512 | RIPE NCC | ASSIGNED PA |
| 217.65.204.0/22 |
Cetin Internal Point-to-point Links
|
1,024 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2a01:ac80::/32 |
Cetin Ltd. Belgrade
|
7.9228× 1028 | RIPE NCC | ALLOCATED-BY-RIR |
| 2a01:ac80::/29 |
Cetin Ltd. Belgrade
|
6.3383× 1029 | RIPE NCC | ALLOCATED-BY-RIR |
Peers
AS15958 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
AS15958 connects to the global Internet via at least 5 upstream providers. In this setup, AS15958 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS15958 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS15958's role in extending Internet access beyond its own infrastructure.