HomePrefix Lookup129.19.0.0/16

129.19.0.0/16

🇺🇸
IPv4ARINallocatedAS14041AS-FRGP - University Corporation for Atmospheric Research RPKI Valid
CIDR
129.19.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Fort Collins
RIR
ARIN
Status
allocated
Allocated
7/8/1987

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
129.19.0.0/16AS14041AS-FRGP - University Corporation for Atmospheric Research Valid
ARINRADB
5/31/2026

Covering Prefix

39 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
129.19.192.0/18AS104COLORADO-AS - University of Colorado at Boulder Valid—5/31/2026
129.19.0.0/18AS12145COLORADOSTATEUNIV - Colorado State University Valid—5/31/2026
129.19.128.0/20AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.176.0/20AS393869CMC - COLORADO MOUNTAIN COLLEGE Valid—5/31/2026
129.19.92.0/23AS14041AS-FRGP - University Corporation for Atmospheric Research Valid—5/31/2026
129.19.148.0/23AS14041AS-FRGP - University Corporation for Atmospheric Research Valid—5/31/2026
129.19.163.0/24AS65AF-RASN-65 - Air Force Systems Networking Valid—5/31/2026
129.19.156.0/24AS194UCAR-AS - University Corporation for Atmospheric Research Valid—5/31/2026
129.19.3.0/24AS12145COLORADOSTATEUNIV - Colorado State University Valid—5/31/2026
129.19.153.0/24AS14041AS-FRGP - University Corporation for Atmospheric Research Valid—5/31/2026
129.19.165.0/24AS14041AS-FRGP - University Corporation for Atmospheric Research Valid—5/31/2026
129.19.162.0/24AS14041AS-FRGP - University Corporation for Atmospheric Research Valid—5/31/2026
129.19.148.0/24AS14041AS-FRGP - University Corporation for Atmospheric Research Valid—5/31/2026
129.19.149.0/24AS14041AS-FRGP - University Corporation for Atmospheric Research Valid—5/31/2026
129.19.145.0/24AS17015WSCU - Western Colorado University Valid—5/31/2026
129.19.151.0/24AS30136AD12 - Adams 12 Valid—5/31/2026
129.19.152.0/24AS30136AD12 - Adams 12 Valid—5/31/2026
129.19.6.0/24AS31991PRPA - Platte River Power Authority Valid—5/31/2026
129.19.141.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.142.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.143.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.131.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.132.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.133.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.134.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.135.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.136.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.137.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.138.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.139.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.140.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.130.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.129.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.128.0/24AS54393FLC-DURANGO - Fort Lewis College Valid—5/31/2026
129.19.144.0/24AS393657COLORADOMESAUNIVERSITY - Colorado Mesa University Valid—5/31/2026
129.19.174.0/24AS396212AIMS-COMMUNITY-COLLEGE - Aims Community College Valid—5/31/2026
129.19.146.0/24AS397315REGION10-LEAP - Region 10 League for Economic Assistance and Planning, Inc. Valid—5/31/2026
129.19.147.0/24AS397315REGION10-LEAP - Region 10 League for Economic Assistance and Planning, Inc. Valid—5/31/2026
129.19.154.0/24AS401317BPLD - Boulder Public Library District Valid—5/31/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
129.19.0.0/16AS14041/16arin

IRR Route Objects

2
OriginRegistryMaintainerModified
AS14041ARINMNT-CSU-2-Z9/29/2025
AS14041RADBMAINT-AS1404111/13/2023
Origin ASN
AS14041
AS-FRGP - University Corporation for Atmospheric Research
Geolocation
Country🇺🇸United StatesUS
RegionColorado
CityFort Collins
Coordinates40.5734, -105.0870 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/129.19.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/129.19.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP