Address space
AS1653 SUNET SUNET Swedish University Network
IPv4 prefixes
114
489K addresses
IPv6 prefixes
16
Most common size
/21
IPv4
Flagged
8
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 |
|---|---|---|
| EU | 130 |
Review
Flagged prefixes
| Prefix | Family | Addresses | Country | Flags |
|---|---|---|---|---|
| 89.45.235.0/28 | IPv4 | 16 | EU | Too specific |
| 89.45.235.16/30 | IPv4 | 4 | EU | Too specific |
| 89.45.235.20/32 | IPv4 | 1 | EU | Too specific |
| 89.45.235.22/31 | IPv4 | 2 | EU | Too specific |
| 89.45.235.24/29 | IPv4 | 8 | EU | Too specific |
| 89.45.235.32/27 | IPv4 | 32 | EU | Too specific |
| 89.45.235.64/26 | IPv4 | 64 | EU | Too specific |
| 89.45.235.128/25 | IPv4 | 128 | EU | Too specific |
A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.
Inventory