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Prefix

165.112.0.0/21

National Institutes of Health

Registry

Prefix
165.112.0.0/21
IP version
IPv4
Prefix length
/21
Origin AS
AS30387 National Institutes of Health
RIR
ARIN
Country
—
Description
NIHNET-4-B
Source:prefix:rdap retrieved

RPKI

Route origin validation

RPKI valid checked Source:ripestat:rpki-validation

A ROA covers this prefix and authorises the observed origin AS.

Matched ROAs

Route origin authorisations covering 165.112.0.0/21
Prefix Origin Max length Validity
165.112.0.0/20 AS30387 /25 valid
165.112.0.0/16 AS3527 /25 invalid_asn
Note:
RPKI status describes route origin authorisation only. It is not a statement about ownership, or about the legitimacy of the operator.

Approximate location

Representative network location

Address
165.112.0.0
Country
Flag of United States US United States
Region
—
City
—
Timezone
America/Chicago
Coordinates
37.751, -97.822 ± 1000 km
Source:geoip:maxmind-local retrieved
Note:
This is an approximate representative location for the network block, not the exact location of any person, device, or every address in the prefix.