ASN Information - AS257

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General Information

Name: Navy Network Information Center (nnic)
Domain: mail.mil
Country: US
Type: government
Registry: ARIN

Prefix Counts

IPv4 Count: 960
IPv6 Count: 1,208,925,819,614,629,174,706,176

IPv4 Prefixes

CIDR Country Network Name Organization Registry Status Size
204.102.228.0/25 US NPS-1 Naval Postgraduate School ARIN reassignment 128
204.102.228.128/25 US NPS-1 Naval Postgraduate School ARIN reassignment 128
204.102.229.0/24 US NPS-1 Naval Postgraduate School ARIN reassignment 256
205.155.65.0/24 US CENIC CENIC ARIN allocation 256
209.129.248.0/25 US CENIC CENIC ARIN allocation 128
209.129.248.192/26 US CENIC CENIC ARIN allocation 64

IPv6 Prefixes

CIDR Country Network Name Organization Registry Status
2607:f380:804::/48 US CALREN CENIC ARIN allocation

Network Relationships

Upstreams: AS2152, AS2153