Home Prefix Lookup2607:f380:804::/48

2607:f380:804::/48 - Navy Network Information Center (NNIC) (AS257)

IPv6ARINannouncedAS257DNIC-AS-00257 - Navy Network Information Center (NNIC)No ROA

CIDR

2607:f380:804::/48

IP Version

IPv6

Addresses

1.2Y

Mask

/48

Country

🇺🇸 United States

City

Sunnyvale

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2607:f380:804::/48	AS257 DNIC-AS-00257 - Navy Network Information Center (NNIC)	No ROA	-	2026-10-12

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
2607:f380::/32	AS2152 CENIC-2152 - CENIC	No ROA	-	2026-10-12

Origin ASN

AS257

DNIC-AS-00257 - Navy Network Information Center (NNIC)

Related Prefixes

Covering prefix

2607:f380::/32AS2152

More prefixes of AS257

All prefixes of AS257 →

Geolocation

Country🇺🇸United StatesUS

RegionCalifornia

CitySunnyvale

Coordinates37.3688, -122.0360 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/2607:f380:804::/48

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/2607:f380:804::/48" | jq

External Links

RIPEstat