Autonomous System details
AS197479
Grefnet Miroslaw Grefkowicz — grefnet.pl
Summary
| Country |
 Poland
|
| Organization | Grefnet Miroslaw Grefkowicz |
| Domain | grefnet.pl |
| Number of IPv4 | 1,792 |
| Number of IPv6 | 0 |
| AS Type | Business |
| Registry | RIPE NCC |
| Allocated | December 20, 2010 (about 14 years ago) |
| Updated | July 11, 2021 (about 3 years ago) |
IP Ranges
AS197479 announces 4 IPv4 ranges and 0 IPv6 range.
That's a total of 1,792 IPv4 address and 0 IPv6 address.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 91.222.144.0/22 |
Grefnet Miroslaw Grefkowicz
|
1,024 | RIPE NCC | ASSIGNED PI |
| 91.222.144.0/24 |
Grefnet Miroslaw Grefkowicz
|
256 | RIPE NCC | ASSIGNED PI |
| 91.222.145.0/24 |
Grefnet Miroslaw Grefkowicz
|
256 | RIPE NCC | ASSIGNED PI |
| 91.222.147.0/24 |
Grefnet Miroslaw Grefkowicz
|
256 | RIPE NCC | ASSIGNED PI |
Downstreams
There is no downstream for AS197479.