Autonomous System details
AS38819
Csl Limited — pccw.com
Summary
| Country |
 Hong Kong
|
| Organization | Csl Limited |
| Domain | pccw.com |
| Number of IPv4 | 80,640 |
| Number of IPv6 | 1.6062× 1029 |
| AS Type | ISP |
| Registry | APNIC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | July 07, 2020 (about 4 years ago) |
IP Ranges
AS38819 announces 68 IPv4 ranges and 12 IPv6 ranges.
That's a total of 80,640 IPv4 addresses and 1.6062× 1029 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 14.0.128.0/17 |
Csl Limited
|
32,768 | APNIC | ALLOCATED PORTABLE |
| 14.0.128.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.129.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.130.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.131.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.132.0/22 |
Csl Limited
|
1,024 | APNIC | ALLOCATED PORTABLE |
| 14.0.136.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.136.0/22 |
Csl Limited
|
1,024 | APNIC | ALLOCATED PORTABLE |
| 14.0.140.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.141.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.142.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.143.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.144.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.145.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.146.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.152.0/21 |
Csl Limited
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 14.0.160.0/21 |
Csl Limited
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 14.0.166.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.167.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.168.0/21 |
Csl Limited
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 14.0.176.0/21 |
Csl Limited
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 14.0.182.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.183.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.192.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.193.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.194.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.195.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.196.0/22 |
Csl Limited
|
1,024 | APNIC | ALLOCATED PORTABLE |
| 14.0.200.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.201.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.202.0/23 |
Csl Limited
|
512 | APNIC | ALLOCATED PORTABLE |
| 14.0.204.0/23 |
Csl Limited
|
512 | APNIC | ALLOCATED PORTABLE |
| 14.0.206.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.207.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.208.0/21 |
Csl Limited
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 14.0.215.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.216.0/21 |
Csl Limited
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 14.0.223.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 14.0.224.0/21 |
Csl Limited
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 14.0.232.0/21 |
Csl Limited
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 14.0.240.0/21 |
Csl Limited
|
2,048 | APNIC | ALLOCATED PORTABLE |
| 14.0.247.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.0.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.0.0/19 |
Csl Limited
|
8,192 | APNIC | ALLOCATED PORTABLE |
| 110.4.1.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.2.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.4.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.8.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.9.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.11.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.13.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.14.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.15.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.16.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.17.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.18.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.19.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.20.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.21.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.22.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 110.4.25.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 203.210.0.0/20 |
Csl Limited
|
4,096 | APNIC | ALLOCATED PORTABLE |
| 203.210.2.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 203.210.3.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 203.210.4.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| 203.210.6.0/24 |
New World Mobility
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 203.210.7.0/24 |
New World Mobility
|
256 | APNIC | ASSIGNED NON-PORTABLE |
| 203.210.8.0/24 |
Csl Limited
|
256 | APNIC | ALLOCATED PORTABLE |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2403:1000::/32 |
Csl Limited
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 2403:1000:1100::/40 |
Csl Limited
|
3.0949× 1026 | APNIC | ALLOCATED PORTABLE |
| 2403:1000:1200::/40 |
Csl Limited
|
3.0949× 1026 | APNIC | ALLOCATED PORTABLE |
| 2403:1000:1300::/40 |
Csl Limited
|
3.0949× 1026 | APNIC | ALLOCATED PORTABLE |
| 2403:1000:3100::/40 |
Csl Limited
|
3.0949× 1026 | APNIC | ALLOCATED PORTABLE |
| 2403:1000:4100::/40 |
Csl Limited
|
3.0949× 1026 | APNIC | ALLOCATED PORTABLE |
| 2403:1000:5100::/40 |
Csl Limited
|
3.0949× 1026 | APNIC | ALLOCATED PORTABLE |
| 2403:1000:5300::/40 |
Csl Limited
|
3.0949× 1026 | APNIC | ALLOCATED PORTABLE |
| 2405:b200::/32 |
Hong Kong Telecommunications (hkt) Limited
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 2405:b200:110:2600::/56 |
Hong Kong Telecommunications (hkt) Limited
|
4.7224× 1021 | APNIC | ALLOCATED PORTABLE |
| 2405:b200:140:2600::/56 |
Hong Kong Telecommunications (hkt) Limited
|
4.7224× 1021 | APNIC | ALLOCATED PORTABLE |
| 2405:b200:150:2600::/56 |
Hong Kong Telecommunications (hkt) Limited
|
4.7224× 1021 | APNIC | ALLOCATED PORTABLE |
Peers
AS38819 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
AS38819 connects to the global Internet via at least 2 upstream providers. In this setup, AS38819 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS38819 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS38819's role in extending Internet access beyond its own infrastructure.