HomePrefix Lookup129.6.128.0/17

129.6.128.0/17

🇺🇸
IPv4ARINannouncedAS49US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY - National Institute of Standards and Technology RPKI Valid
CIDR
129.6.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇺🇸 United States
City
Gaithersburg
RIR
ARIN
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
129.6.128.0/17AS49US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY - National Institute of Standards and Technology Valid
ARIN
5/31/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
129.6.128.0/17AS49/17arin

IRR Route Objects

1
OriginRegistryMaintainerModified
AS49ARINMNT-NIST-Z5/19/2025
Origin ASN
AS49
US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY - National Institute of Standards and Technology
Geolocation
Country🇺🇸United StatesUS
RegionMaryland
CityGaithersburg
Coordinates39.1402, -77.2185 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/129.6.128.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/129.6.128.0/17" | jq
External Links
RIPEstat Hurricane Electric BGP