AS43153
SFERANET S.A. — sferanet.pl
Summary
| Country |
 Poland
|
| Organization | SFERANET S.A. |
| Domain | sferanet.pl |
| Number of IPv4 | 3,584 |
| Number of IPv6 | 1.8447× 1019 |
| AS Type | ISP |
| Registry | RIPE NCC |
| Allocated | June 14, 2007 (about 18 years ago) |
| Updated | September 04, 2018 (about 6 years ago) |
IP Ranges
AS43153 announces 6 IPv4 ranges and 1 IPv6 range.
That's a total of 3,584 IPv4 addresses and 1.8447× 1019 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 85.219.208.0/23 |
Sferanet S.A. Connected by T-mobile Polska S.A.
|
512 | RIPE NCC | ASSIGNED PA |
| 91.192.196.0/22 |
SFERANET S.A.
|
1,024 | RIPE NCC | ASSIGNED PI |
| 91.215.32.0/22 |
SFERANET S.A.
|
1,024 | RIPE NCC | ASSIGNED PI |
| 193.200.82.0/23 |
SFERANET S.A.
|
512 | RIPE NCC | ASSIGNED PI |
| 195.136.160.0/24 |
SFERANET-NET
|
256 | RIPE NCC | ASSIGNED PA |
| 195.136.161.0/24 |
SFERANET-NET
|
256 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2a10:f781:10:2051::/64 |
EPIX-LORA
|
1.8447× 1019 | RIPE NCC | ALLOCATED-BY-LIR |
Peers
AS43153 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
AS43153 connects to the global Internet via at least 6 upstream providers. In this setup, AS43153 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.