asn.dev

Address space

AS4455 BSO

Unclassified RIPE NSP

IPv4 prefixes 77 54.78K addresses
IPv6 prefixes 70
Most common size /23 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/20
/20: 1
1
/21
/21: 6
6
/22
/22: 18
18
/23
/23: 26
26
/24
/24: 26
26

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
/32
/32: 1
1
/33
/33: 2
2
/34
/34: 1
1
/35
/35: 2
2
/36
/36: 3
3
/37
/37: 5
5
/38
/38: 4
4
/39
/39: 7
7
/40
/40: 6
6
/41
/41: 4
4
/42
/42: 4
4
/43
/43: 4
4
/44
/44: 3
3
/45
/45: 5
5
/46
/46: 5
5
/47
/47: 7
7
/48
/48: 7
7

Geography

Where the space lands

CountryNamePrefixes
GBUnited Kingdom147