asn.dev

Address space

AS11206 FSU-AS-1

IPv4 prefixes 39 65.54K addresses
IPv6 prefixes 0
Most common size /23 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/19
/19: 2
2
/20
/20: 3
3
/21
/21: 11
11
/22
/22: 6
6
/23
/23: 15
15
/24
/24: 2
2

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.

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America39

Inventory

All prefixes

39 total
PrefixFamilyAddressesCountryFlags
161.57.0.0/22IPv41,024US
161.57.4.0/23IPv4512US
161.57.6.0/24IPv4256US
161.57.7.0/24IPv4256US
161.57.8.0/21IPv42,048US
161.57.16.0/20IPv44,096US
161.57.32.0/19IPv48,192US
161.57.64.0/20IPv44,096US
161.57.80.0/22IPv41,024US
161.57.84.0/23IPv4512US
161.57.86.0/23IPv4512US
161.57.88.0/21IPv42,048US
161.57.96.0/21IPv42,048US
161.57.104.0/22IPv41,024US
161.57.108.0/23IPv4512US
161.57.110.0/23IPv4512US
161.57.112.0/23IPv4512US
161.57.114.0/23IPv4512US
161.57.116.0/22IPv41,024US
161.57.120.0/21IPv42,048US
161.57.128.0/21IPv42,048US
161.57.136.0/21IPv42,048US
161.57.144.0/21IPv42,048US
161.57.152.0/23IPv4512US
161.57.154.0/23IPv4512US
161.57.156.0/23IPv4512US
161.57.158.0/23IPv4512US
161.57.160.0/20IPv44,096US
161.57.176.0/21IPv42,048US
161.57.184.0/22IPv41,024US
161.57.188.0/23IPv4512US
161.57.190.0/23IPv4512US
161.57.192.0/23IPv4512US
161.57.194.0/23IPv4512US
161.57.196.0/22IPv41,024US
161.57.200.0/21IPv42,048US
161.57.208.0/21IPv42,048US
161.57.216.0/21IPv42,048US
161.57.224.0/19IPv48,192US