asn.dev

Address space

AS396955 INTERNET2-BLEND

IPv4 prefixes 16 3.27K addresses
IPv6 prefixes 11
Most common size /24 IPv4
Flagged 6

Shape

Prefix sizes

IPv4
/23
/23: 2
2
/24
/24: 8
8
/25
/25: 1
1
/28
/28: 4
4
/29
/29: 1
1

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
/40
/40: 1
1
/48
/48: 10
10

Geography

Where the space lands

CountryNamePrefixes
USUnited States of America27

Review

Flagged prefixes

6 of 27
PrefixFamilyAddressesCountryFlags
64.57.22.0/25IPv4128USToo specific
64.57.22.128/28IPv416USToo specific
64.57.22.160/28IPv416USToo specific
64.57.22.192/28IPv416USToo specific
64.57.22.224/29IPv48USToo specific
64.57.22.240/28IPv416USToo 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

27 total
PrefixFamilyAddressesCountryFlags
64.57.22.0/25IPv4128USToo specific
64.57.22.128/28IPv416USToo specific
64.57.22.160/28IPv416USToo specific
64.57.22.192/28IPv416USToo specific
64.57.22.224/29IPv48USToo specific
64.57.22.240/28IPv416USToo specific
163.253.16.0/23IPv4512US
163.253.19.0/24IPv4256US
163.253.23.0/24IPv4256US
163.253.32.0/24IPv4256US
163.253.34.0/24IPv4256US
163.253.40.0/23IPv4512US
163.253.44.0/24IPv4256US
163.253.64.0/24IPv4256US
163.253.67.0/24IPv4256US
192.52.179.0/24IPv4256US
2001:468:17::/48IPv6—US
2001:468:f00::/40IPv6—US
2001:468:1f0c::/48IPv6—US
2001:468:1f17::/48IPv6—US
2001:468:2600::/48IPv6—US
2001:468:2610::/48IPv6—US
2001:468:2630::/48IPv6—US
2001:468:2640::/48IPv6—US
2001:468:2f01::/48IPv6—US
2001:468:2f03::/48IPv6—US
2001:468:ef01::/48IPv6—US