Summary

Country
US United States
Organization University Corporation for Atmospheric Research
Domain ucar.edu
Number of IPv4 265,984
Number of IPv6 3.1069× 1026
AS Type Education
Registry ARIN
Allocated October 07, 1999 (about 25 years ago)
Updated March 02, 2012 (about 13 years ago)

IP Ranges

AS14041 announces 18 IPv4 ranges and 2 IPv6 ranges.

That's a total of 265,984 IPv4 addresses and 3.1069× 1026 IPv6 addresses.

Prefix Organization Size Registry Status
129.19.0.0/16
US Colorado State University
65,536 ARIN REALLOCATION
129.19.92.0/23
US The Auraria Higher Education Center
512 ARIN REALLOCATION
129.19.148.0/24
US Neon, Inc.
256 ARIN REASSIGNMENT
129.19.149.0/24
US Neon, Inc.
256 ARIN REASSIGNMENT
129.19.153.0/24
US WICHE
256 ARIN REASSIGNMENT
129.19.165.0/24
US National Center for Atmospheric Research
256 ARIN REASSIGNMENT
130.253.0.0/16
US University of Denver
65,536 ARIN ALLOCATION
147.153.0.0/16
US Metropolitan State University of Denver
65,536 ARIN ALLOCATION
161.98.0.0/16
US City of Boulder
65,536 ARIN ALLOCATION
192.43.217.0/24
US National Center for Atmospheric Research
256 ARIN ALLOCATION
192.160.49.0/24
US University of Wyoming
256 ARIN ALLOCATION
198.59.2.0/24
US Auraria Higher Education Center
256 ARIN ALLOCATION
198.177.182.0/24
US National Weather Service Western Region Headquarters
256 ARIN ALLOCATION
198.200.151.0/24
US National Weather Service Western Region Headquarters
256 ARIN ALLOCATION
199.104.105.0/24
US National Weather Service Western Region Headquarters
256 ARIN ALLOCATION
204.228.170.0/24
US National Weather Service Western Region Headquarters
256 ARIN ALLOCATION
204.238.94.0/24
US National Weather Service Western Region Headquarters
256 ARIN ALLOCATION
204.238.123.0/24
US National Weather Service Western Region Headquarters
256 ARIN ALLOCATION
Prefix Organization Size Registry Status
2001:468:500::/48
US National Center for Atmospheric Research
1.2089× 1024 ARIN REASSIGNMENT
2001:468:500::/40
US National Center for Atmospheric Research
3.0949× 1026 ARIN REASSIGNMENT

Peers

AS14041 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.

Upstreams

AS14041 connects to the global Internet via at least 4 upstream providers. In this setup, AS14041 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS14041 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS14041's role in extending Internet access beyond its own infrastructure.

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