asn.dev

Address space

AS3477 NOAA-NWAVE

Unclassified ARIN

IPv4 prefixes 93 321K addresses
IPv6 prefixes 38
Most common size /24 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/16
/16: 2
2
/18
/18: 3
3
/19
/19: 7
7
/20
/20: 9
9
/21
/21: 9
9
/22
/22: 9
9
/23
/23: 21
21
/24
/24: 33
33

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
/31
/31: 2
2
/32
/32: 3
3
/33
/33: 1
1
/34
/34: 1
1
/35
/35: 1
1
/36
/36: 1
1
/37
/37: 1
1
/38
/38: 1
1
/39
/39: 3
3
/40
/40: 2
2
/41
/41: 2
2
/42
/42: 2
2
/43
/43: 4
4
/44
/44: 6
6
/45
/45: 2
2
/46
/46: 3
3
/48
/48: 3
3

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America131