Address space
AS7539 TWAREN-TW National Center for High-performance Computing
IPv4 prefixes
17
85.50K addresses
IPv6 prefixes
1
Most common size
/20
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 |
|---|---|---|
| TW | Taiwan, Province of China | 18 |
Inventory
All prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 103.124.72.0/22 | IPv4 | 1,024 | TW | |
| 103.160.220.0/23 | IPv4 | 512 | TW | |
| 140.110.0.0/17 | IPv4 | 32,768 | TW | |
| 140.110.128.0/18 | IPv4 | 16,384 | TW | |
| 140.110.192.0/20 | IPv4 | 4,096 | TW | |
| 140.110.208.0/21 | IPv4 | 2,048 | TW | |
| 140.110.216.0/21 | IPv4 | 2,048 | TW | |
| 140.110.224.0/19 | IPv4 | 8,192 | TW | |
| 203.145.200.0/21 | IPv4 | 2,048 | TW | |
| 203.145.208.0/20 | IPv4 | 4,096 | TW | |
| 211.73.64.0/21 | IPv4 | 2,048 | TW | |
| 211.73.72.0/24 | IPv4 | 256 | TW | |
| 211.73.73.0/24 | IPv4 | 256 | TW | |
| 211.73.74.0/23 | IPv4 | 512 | TW | |
| 211.73.76.0/22 | IPv4 | 1,024 | TW | |
| 211.73.80.0/20 | IPv4 | 4,096 | TW | |
| 211.79.48.0/20 | IPv4 | 4,096 | TW | |
| 2001:e10::/32 | IPv6 | — | TW |