Autonomous System
AS152194 CTG Server Limited
HostingActiveHong Kong SAR ChinaAPNIC
AS152194 (CTGSERVERLIMITED-AS-AP) is a hosting network operated by CTG Server Limited in Hong Kong SAR China, registered with APNIC. It has 642 IPv4 prefixes with 289,536 addresses and 2 IPv6 prefixes, which makes it the 967th largest of 82,558 active autonomous systems by IPv4 space.
IPv4 addresses289,536in 642 prefixes
IPv6 prefixes2≈ 1.6 × 10²⁹ addresses
Size rank#967of 82,558 active ASNs
Details
OrganizationCTG Server Limited
AS nameCTGSERVERLIMITED-AS-AP
Websitemyctgs.com
Country Hong Kong SAR China (HK)
Network typeHosting
RegistryAPNIC
Abuse contactabuse@ctgserver.net
Registered—
Last updated2023-12-22
IPv4 prefixes
642 prefixes · 289,536 addresses| Network | Addresses | First – last address |
|---|---|---|
| 134.122.128.0/17 | 32,768 | 134.122.128.0 – 134.122.255.255 |
| 137.220.128.0/17 | 32,768 | 137.220.128.0 – 137.220.255.255 |
| 112.213.96.0/19 | 8,192 | 112.213.96.0 – 112.213.127.255 |
| 121.127.224.0/19 | 8,192 | 121.127.224.0 – 121.127.255.255 |
| 134.122.160.0/19 | 8,192 | 134.122.160.0 – 134.122.191.255 |
| 134.122.192.0/19 | 8,192 | 134.122.192.0 – 134.122.223.255 |
| 134.122.224.0/19 | 8,192 | 134.122.224.0 – 134.122.255.255 |
| 134.122.144.0/20 | 4,096 | 134.122.144.0 – 134.122.159.255 |
| 210.56.48.0/20 | 4,096 | 210.56.48.0 – 210.56.63.255 |
| 121.54.168.0/21 | 2,048 | 121.54.168.0 – 121.54.175.255 |
| 134.122.136.0/21 | 2,048 | 134.122.136.0 – 134.122.143.255 |
| 202.146.216.0/21 | 2,048 | 202.146.216.0 – 202.146.223.255 |
| 27.124.36.0/22 | 1,024 | 27.124.36.0 – 27.124.39.255 |
| 43.240.36.0/22 | 1,024 | 43.240.36.0 – 43.240.39.255 |
| 43.243.72.0/22 | 1,024 | 43.243.72.0 – 43.243.75.255 |
| 103.41.64.0/22 | 1,024 | 103.41.64.0 – 103.41.67.255 |
| 103.230.240.0/22 | 1,024 | 103.230.240.0 – 103.230.243.255 |
| 103.254.108.0/22 | 1,024 | 103.254.108.0 – 103.254.111.255 |
| 137.220.252.0/22 | 1,024 | 137.220.252.0 – 137.220.255.255 |
| 202.79.164.0/22 | 1,024 | 202.79.164.0 – 202.79.167.255 |
| 112.213.116.0/23 | 512 | 112.213.116.0 – 112.213.117.255 |
| 118.107.4.0/23 | 512 | 118.107.4.0 – 118.107.5.255 |
| 134.122.174.0/23 | 512 | 134.122.174.0 – 134.122.175.255 |
| 202.79.162.0/23 | 512 | 202.79.162.0 – 202.79.163.255 |
| 202.79.164.0/23 | 512 | 202.79.164.0 – 202.79.165.255 |
134.122.128.0/17 137.220.128.0/17 112.213.96.0/19 121.127.224.0/19 134.122.160.0/19 134.122.192.0/19 134.122.224.0/19 134.122.144.0/20 210.56.48.0/20 121.54.168.0/21 134.122.136.0/21 202.146.216.0/21 27.124.36.0/22 43.240.36.0/22 43.243.72.0/22 103.41.64.0/22 103.230.240.0/22 103.254.108.0/22 137.220.252.0/22 202.79.164.0/22 112.213.116.0/23 118.107.4.0/23 134.122.174.0/23 202.79.162.0/23 202.79.164.0/23
The 25 largest of 642. The API and the database have all of them.
IPv6 prefixes
2 prefixes- 2403:ea00::/32
- 2407:7580::/32
2403:ea00::/32 2407:7580::/32
Query AS152194 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS152194&key=YOUR_API_KEY"Any address in its prefixes resolves to AS152194, with or without a key:
curl "https://api.ipapi.is/?q=134.122.128.1"Largest networks in Hong Kong SAR China
AS9304 HGC Global Communications Limited4,597,248 IPv4 addressesAS4760 PCCW IMS Limited4,041,728 IPv4 addressesAS9269 Hong Kong Broadband Network Limited3,934,720 IPv4 addressesAS3491 PCCW Global (HK) Limited1,602,048 IPv4 addressesAS4637 Telstra International Limited1,413,888 IPv4 addressesAS136907 HUAWEI INTERNATIONAL PTE. LTD.1,161,728 IPv4 addresses