asn.dev

Address space

AS15519 IW-NET-AS GB

Unclassified RIPE

IPv4 prefixes 9 11.52K addresses
IPv6 prefixes 24
Most common size /21 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/21
/21: 4
4
/22
/22: 2
2
/23
/23: 2
2
/24
/24: 1
1

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

All IPv6
/35
/35: 2
2
/36
/36: 2
2
/39
/39: 2
2
/40
/40: 3
3
/41
/41: 3
3
/42
/42: 3
3
/43
/43: 3
3
/44
/44: 6
6

Geography

Where the space lands

CountryNamePrefixes
SESweden33