asn.dev

Address space

AS15204 ITC-SD-01

IPv4 prefixes 10 25.60K addresses
IPv6 prefixes 38
Most common size /23 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/19
/19: 1
1
/20
/20: 3
3
/21
/21: 1
1
/22
/22: 1
1
/23
/23: 4
4

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

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America48

Inventory

All prefixes

48 total