HomePrefix Lookup137.75.232.0/21

137.75.232.0/21

🇺🇸
IPv4ARINannouncedAS2648NOAA-BOULDER - National Oceanic and Atmospheric Administration RPKI Valid
CIDR
137.75.232.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Boulder (South Boulder)
RIR
ARIN
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
137.75.232.0/21AS2648NOAA-BOULDER - National Oceanic and Atmospheric Administration Valid
ARIN
6/13/2026

RPKI ROAs

2
PrefixOriginMax LengthTrust Anchor
137.75.232.0/21AS2648/21arin
137.75.128.0/17AS14041/17arin

IRR Route Objects

1
OriginRegistryMaintainerModified
AS2648ARINMNT-NOAA-7-Z9/2/2025
Origin ASN
AS2648
NOAA-BOULDER - National Oceanic and Atmospheric Administration
Geolocation
Country🇺🇸United StatesUS
RegionColorado
CityBoulder (South Boulder)
Coordinates39.9891, -105.2560 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/137.75.232.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/137.75.232.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP