Address space
AS10099 UNICOM-GLOBAL China Unicom Global
Unclassified APNIC NSP
IPv4 prefixes
54
32.77K addresses
IPv6 prefixes
42
Most common size
/24
IPv4
Flagged
23
Shape
IPv4 prefix sizes
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
IPv6 prefix sizes
Geography
Where the space lands
| Country | Name | Prefixes |
|---|---|---|
| HK | Hong Kong | 96 |
Review
Flagged prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 2401:8a00:1::/61 | IPv6 | /61 | HK | Too specific |
| 2401:8a00:1:8::/62 | IPv6 | /62 | HK | Too specific |
| 2401:8a00:1:c::/64 | IPv6 | /64 | HK | Too specific |
| 2401:8a00:1:d::/64 | IPv6 | /64 | HK | Too specific |
| 2401:8a00:1:e::/63 | IPv6 | /63 | HK | Too specific |
| 2401:8a00:1:10::/63 | IPv6 | /63 | HK | Too specific |
| 2401:8a00:1:12::/64 | IPv6 | /64 | HK | Too specific |
| 2401:8a00:1:13::/64 | IPv6 | /64 | HK | Too specific |
| 2401:8a00:1:14::/64 | IPv6 | /64 | HK | Too specific |
| 2401:8a00:1:15::/64 | IPv6 | /64 | HK | Too specific |
| 2401:8a00:1:16::/63 | IPv6 | /63 | HK | Too specific |
| 2401:8a00:1:18::/61 | IPv6 | /61 | HK | Too specific |
| 2401:8a00:1:20::/59 | IPv6 | /59 | HK | Too specific |
| 2401:8a00:1:40::/58 | IPv6 | /58 | HK | Too specific |
| 2401:8a00:1:80::/57 | IPv6 | /57 | HK | Too specific |
| 2401:8a00:1:100::/56 | IPv6 | /56 | HK | Too specific |
| 2401:8a00:1:200::/55 | IPv6 | /55 | HK | Too specific |
| 2401:8a00:1:400::/54 | IPv6 | /54 | HK | Too specific |
| 2401:8a00:1:800::/53 | IPv6 | /53 | HK | Too specific |
| 2401:8a00:1:1000::/52 | IPv6 | /52 | HK | Too specific |
| 2401:8a00:1:2000::/51 | IPv6 | /51 | HK | Too specific |
| 2401:8a00:1:4000::/50 | IPv6 | /50 | HK | Too specific |
| 2401:8a00:1:8000::/49 | IPv6 | /49 | HK | Too specific |
A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.