asn.dev

Address space

AS21694 FRESNOCOE

IPv4 prefixes 25 16.38K addresses
IPv6 prefixes 1
Most common size /23 IPv4
Flagged 6

Shape

Prefix sizes

IPv4
/20
/20: 1
1
/21
/21: 1
1
/22
/22: 5
5
/23
/23: 6
6
/24
/24: 6
6
/25
/25: 3
3
/26
/26: 1
1
/27
/27: 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.

Shape

Prefix sizes

IPv6
/36
/36: 1
1

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America26

Review

Flagged prefixes

6 of 26
PrefixFamilyAddressesCountryFlags
206.78.41.0/25IPv4128USToo specific
206.78.41.128/25IPv4128USToo specific
206.78.204.0/26IPv464USToo specific
206.78.204.64/27IPv432USToo specific
206.78.204.96/27IPv432USToo specific
206.78.204.128/25IPv4128USToo specific

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

Inventory

All prefixes

26 total
PrefixFamilyAddressesCountryFlags
206.78.32.0/22IPv41,024US
206.78.36.0/22IPv41,024US
206.78.40.0/24IPv4256US
206.78.41.0/25IPv4128USToo specific
206.78.41.128/25IPv4128USToo specific
206.78.42.0/23IPv4512US
206.78.44.0/22IPv41,024US
206.78.48.0/22IPv41,024US
206.78.52.0/23IPv4512US
206.78.54.0/24IPv4256US
206.78.55.0/24IPv4256US
206.78.56.0/21IPv42,048US
206.78.192.0/22IPv41,024US
206.78.196.0/23IPv4512US
206.78.198.0/23IPv4512US
206.78.200.0/23IPv4512US
206.78.202.0/24IPv4256US
206.78.203.0/24IPv4256US
206.78.204.0/26IPv464USToo specific
206.78.204.64/27IPv432USToo specific
206.78.204.96/27IPv432USToo specific
206.78.204.128/25IPv4128USToo specific
206.78.205.0/24IPv4256US
206.78.206.0/23IPv4512US
206.78.208.0/20IPv44,096US
2602:ff2e::/36IPv6—US