HomePrefix Lookup129.19.192.0/18

129.19.192.0/18

🇺🇸
IPv4ARINannouncedAS104COLORADO-AS - University of Colorado at Boulder RPKI Valid
CIDR
129.19.192.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Boulder
RIR
ARIN
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
129.19.192.0/18AS104COLORADO-AS - University of Colorado at Boulder Valid
ARINRADB
5/31/2026

Covering Prefix

1 less-specific announcement
PrefixOrigin ASRPKIIRRLast Seen
129.19.0.0/16AS14041AS-FRGP - University Corporation for Atmospheric Research Valid—5/31/2026

RPKI ROAs

2
PrefixOriginMax LengthTrust Anchor
129.19.192.0/18AS104/18arin
129.19.0.0/16AS14041/16arin

IRR Route Objects

2
OriginRegistryMaintainerModified
AS104ARINMNT-CSU-2-Z9/29/2025
AS104RADBMAINT-AS1404111/12/2024
Origin ASN
AS104
COLORADO-AS - University of Colorado at Boulder
Geolocation
Country🇺🇸United StatesUS
RegionColorado
CityBoulder
Coordinates40.0063, -105.2700 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/129.19.192.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/129.19.192.0/18" | jq
External Links
RIPEstat Hurricane Electric BGP