Address space
AS10343 AS10343 - National Aeronautics and Space Administration
IPv4 prefixes
13
124K addresses
IPv6 prefixes
21
Most common size
/17
IPv4
Flagged
21
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 |
|---|---|---|
| US | United States of America | 34 |
Review
Flagged prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 2001:4d0:6118::/51 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2000::/55 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2200::/58 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2240::/60 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2250::/63 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2252::/64 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2253::/64 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2254::/62 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2258::/61 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2260::/59 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2280::/57 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2300::/56 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2400::/54 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:2800::/53 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:3000::/52 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:4000::/50 | IPv6 | — | US | Too specific |
| 2001:4d0:6118:8000::/49 | IPv6 | — | US | Too specific |
| 2001:4d0:6318::/49 | IPv6 | — | US | Too specific |
| 2001:4d0:6318:8000::/50 | IPv6 | — | US | Too specific |
| 2001:4d0:6318:c000::/51 | IPv6 | — | US | Too specific |
| 2001:4d0:6318:e000::/52 | IPv6 | — | US | Too specific |
A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.
Inventory