AS25163
21st Century Technologies Limited — 21ctl.com
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Summary
| Country |
 Nigeria
|
| Organization | 21st Century Technologies Limited |
| Domain | 21ctl.com |
| Number of IPv4 | 4,608 |
| Number of IPv6 | 0 |
| AS Type | Hosting |
| Registry | AFRINIC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | April 18, 2024 (about 1 year ago) |
IP Ranges
AS25163 announces 18 IPv4 ranges and 0 IPv6 range.
That's a total of 4,608 IPv4 address and 0 IPv6 address.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 41.222.150.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 41.222.151.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.0.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.1.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.2.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.3.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.4.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.5.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.6.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.7.0/24 |
NG-NIGERIA-21CTL
|
256 | AFRINIC | ASSIGNED PA |
| 80.248.8.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.9.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.10.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.11.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.12.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.13.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.14.0/24 |
21st Century Technologies Limited
|
256 | AFRINIC | ALLOCATED PA |
| 80.248.15.0/24 |
KONET-DC01-NG-LOS
|
256 | AFRINIC | ASSIGNED PA |
Peers
AS25163 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
AS25163 connects to the global Internet via at least 2 upstream providers. In this setup, AS25163 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS25163 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS25163's role in extending Internet access beyond its own infrastructure.