asn.dev

Address space

AS226 LOS-NETTOS-AS

Unclassified ARIN

IPv4 prefixes 89 280K addresses
IPv6 prefixes 46
Most common size /24 IPv4
Flagged 16

Shape

IPv4 prefix sizes

All IPv4
/16
/16: 1
1
/17
/17: 1
1
/18
/18: 2
2
/19
/19: 7
7
/20
/20: 9
9
/21
/21: 12
12
/22
/22: 14
14
/23
/23: 20
20
/24
/24: 23
23

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
/33
/33: 1
1
/34
/34: 1
1
/35
/35: 1
1
/36
/36: 1
1
/38
/38: 1
1
/39
/39: 3
3
/40
/40: 2
2
/41
/41: 3
3
/42
/42: 3
3
/43
/43: 3
3
/44
/44: 3
3
/45
/45: 2
2
/46
/46: 1
1
/47
/47: 2
2
/48
/48: 3
3
/49
/49: 1
1
/50
/50: 1
1
/51
/51: 1
1
/52
/52: 1
1
/53
/53: 1
1
/54
/54: 1
1
/55
/55: 1
1
/56
/56: 1
1
/57
/57: 1
1
/58
/58: 1
1
/59
/59: 1
1
/60
/60: 1
1
/61
/61: 1
1
/62
/62: 1
1
/63
/63: 1
1
/64
/64: 1
1

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America135

Review

Flagged prefixes

16 of 135
PrefixFamilyAddressesCountryFlags
2001:1878:15:1::/64IPv6/64USToo specific
2001:1878:15:2::/63IPv6/63USToo specific
2001:1878:15:4::/62IPv6/62USToo specific
2001:1878:15:8::/61IPv6/61USToo specific
2001:1878:15:10::/60IPv6/60USToo specific
2001:1878:15:20::/59IPv6/59USToo specific
2001:1878:15:40::/58IPv6/58USToo specific
2001:1878:15:80::/57IPv6/57USToo specific
2001:1878:15:100::/56IPv6/56USToo specific
2001:1878:15:200::/55IPv6/55USToo specific
2001:1878:15:400::/54IPv6/54USToo specific
2001:1878:15:800::/53IPv6/53USToo specific
2001:1878:15:1000::/52IPv6/52USToo specific
2001:1878:15:2000::/51IPv6/51USToo specific
2001:1878:15:4000::/50IPv6/50USToo specific
2001:1878:15:8000::/49IPv6/49USToo specific

A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.