AS257 Navy Network Information Center (NNIC)

DNIC-AS-00257

IPv4 Addresses: 512

Number of Peers: 3

Number of Prefixes: 3

ASN Allocated: Assigned

ASN
Prefixes
Peers
Upstreams
Graphs
World Map
Raw Whois

AS257 Summary

Regional Registry:

IANA

Allocation Status:

Assigned

AS257 Network

IPv4 Prefixes:

IPv4 Peers:

IPv4 Upstreams:

IPv6 Prefixes:

IPv6 Peers:

IPv6 Upstreams:

Contacts

Email Contacts:

disa.columbus.ns.mbx.arin-registrations@mail.mil

Abuse Contacts:

disa.columbus.ns.mbx.arin-registrations@mail.mil

Address:

2465 GUADALCANAL ROAD,

BLDG 1265,

VIRGINIA BEACH,

VA,

23459,

IPv4 Prefixes
IPv6 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	204.102.229.0/24	Naval Postgraduate School		204.102.0.0/16	ARIN
	205.155.65.0/24	CENIC		205.155.0.0/16	ARIN

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2607:f380:804::/48	CENIC		2607:f380::/32	ARIN

IPv4 Peers
IPv6 Peers

Country	ASN	Name	Description	IPv6
	AS2153	CENIC-2153	CENIC
	AS2152	CENIC-2152	CENIC

Country	ASN	Name	Description	IPv4
	AS2152	CENIC-2152	CENIC

IPv4 Upstreams
IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS2152	CENIC-2152	CENIC

IPv4 Upstream Graph

Country	ASN	Name	Description	IPv4
	AS2152	CENIC-2152	CENIC

IPv6 Upstream Graph

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       257
ASName:         DNIC-AS-00257
ASHandle:       AS257
RegDate:        1988-12-22
Updated:        2011-07-05    
Ref:            https://rdap.arin.net/registry/autnum/257


OrgName:        Navy Network Information Center (NNIC)
OrgId:          NNICN-1
Address:        2465 GUADALCANAL ROAD
Address:        BLDG 1265
City:           VIRGINIA BEACH
StateProv:      VA
PostalCode:     23459
Country:        US
RegDate:        2006-09-21
Updated:        2025-03-13
Ref:            https://rdap.arin.net/registry/entity/NNICN-1


OrgAbuseHandle: REGIS10-ARIN
OrgAbuseName:   Registration
OrgAbusePhone:  +1-844-347-2457 
OrgAbuseEmail:  disa.columbus.ns.mbx.arin-registrations@mail.mil
OrgAbuseRef:    https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgTechHandle: REGIS10-ARIN
OrgTechName:   Registration
OrgTechPhone:  +1-844-347-2457 
OrgTechEmail:  disa.columbus.ns.mbx.arin-registrations@mail.mil
OrgTechRef:    https://rdap.arin.net/registry/entity/REGIS10-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#

Country	IX	Name	IPv4	IPv6	Port Speed