Address space
AS23881 UDOMAIN-AS-AP UDomain Web Hosting Company Ltd
IPv4 prefixes
30
17.92K addresses
IPv6 prefixes
1
Most common size
/24
IPv4
Flagged
0
Shape
Prefix sizes
How this network carves its IPv4 space. A wall of /24s usually means many small customer assignments or fine-grained traffic engineering; a few short prefixes means large contiguous allocations announced whole.
Shape
Prefix sizes
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| HK | Hong Kong | 31 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 23.226.0.0/22 | IPv4 | 1,024 | HK | |
| 23.226.4.0/24 | IPv4 | 256 | HK | |
| 23.226.6.0/23 | IPv4 | 512 | HK | |
| 23.226.8.0/24 | IPv4 | 256 | HK | |
| 23.226.11.0/24 | IPv4 | 256 | HK | |
| 45.121.192.0/24 | IPv4 | 256 | HK | |
| 45.121.194.0/24 | IPv4 | 256 | HK | |
| 45.121.196.0/22 | IPv4 | 1,024 | HK | |
| 45.121.200.0/23 | IPv4 | 512 | HK | |
| 45.121.203.0/24 | IPv4 | 256 | HK | |
| 103.15.180.0/23 | IPv4 | 512 | HK | |
| 103.15.183.0/24 | IPv4 | 256 | HK | |
| 103.15.192.0/24 | IPv4 | 256 | HK | |
| 103.15.194.0/23 | IPv4 | 512 | HK | |
| 103.15.196.0/23 | IPv4 | 512 | HK | |
| 103.15.199.0/24 | IPv4 | 256 | HK | |
| 103.19.25.0/24 | IPv4 | 256 | HK | |
| 103.19.26.0/23 | IPv4 | 512 | HK | |
| 162.247.0.0/24 | IPv4 | 256 | HK | |
| 162.247.2.0/23 | IPv4 | 512 | HK | |
| 203.90.224.0/22 | IPv4 | 1,024 | HK | |
| 203.90.228.0/23 | IPv4 | 512 | HK | |
| 203.90.230.0/24 | IPv4 | 256 | HK | |
| 203.90.254.0/24 | IPv4 | 256 | HK | |
| 203.135.128.0/20 | IPv4 | 4,096 | HK | |
| 203.135.146.0/23 | IPv4 | 512 | HK | |
| 203.135.148.0/22 | IPv4 | 1,024 | HK | |
| 203.135.153.0/24 | IPv4 | 256 | HK | |
| 203.135.154.0/23 | IPv4 | 512 | HK | |
| 203.135.156.0/22 | IPv4 | 1,024 | HK | |
| 2400:c300::/47 | IPv6 | — | HK |