AS21339
Contingency Networks LTD — contingencynetworks.co.uk
Summary
| Country |
 United Kingdom
|
| Organization | Contingency Networks LTD |
| Domain | contingencynetworks.co.uk |
| Number of IPv4 | 2,816 |
| Number of IPv6 | 0 |
| AS Type | ISP |
| Registry | RIPE NCC |
| Allocated | September 06, 2012 (about 12 years ago) |
| Updated | June 22, 2021 (about 3 years ago) |
IP Ranges
AS21339 announces 5 IPv4 ranges and 0 IPv6 range.
That's a total of 2,816 IPv4 address and 0 IPv6 address.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 45.143.120.0/23 |
cirrus-blue
|
512 | RIPE NCC | ASSIGNED PA |
| 45.143.122.0/23 |
CNL-Netblock2
|
512 | RIPE NCC | ASSIGNED PA |
| 176.124.68.0/23 |
Contingency Networks LTD
|
512 | RIPE NCC | ASSIGNED PI |
| 185.61.164.0/22 |
Contingency Networks LTD
|
1,024 | RIPE NCC | ALLOCATED PA |
| 193.187.99.0/24 |
C805-UK-1
|
256 | RIPE NCC | ASSIGNED PA |
Peers
AS21339 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
AS21339 connects to the global Internet via at least 1 upstream provider. In this setup, AS21339 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS21339 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.