asn.dev

Address space

AS21581 M5HOSTING

IPv4 prefixes 19 6.91K addresses
IPv6 prefixes 29
Most common size /24 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/22
/22: 2
2
/23
/23: 2
2
/24
/24: 15
15

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

IPv6
/33
/33: 1
1
/34
/34: 1
1
/36
/36: 2
2
/37
/37: 2
2
/38
/38: 2
2
/39
/39: 1
1
/40
/40: 3
3
/41
/41: 3
3
/42
/42: 3
3
/43
/43: 3
3
/44
/44: 5
5
/45
/45: 1
1
/46
/46: 2
2

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America48

Inventory

All prefixes

48 total