// ASN
AS104
COLORADO-AS - University of Colorado at Boulder, US
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS104
- Organization
- University of Colorado at Boulder
- Description
- COLORADO-AS - University of Colorado at Boulder, US
- Country
- US
- State / Region
- CO
- City
- Boulder
- Address
- Campus Box 455
- Registry (RIR)
- ARIN
- Created
- 2005-11-23
- Updated
- 2019-06-25
- IPv4 Prefixes
- 20
- IPv6 Prefixes
- 1
IPv4 Prefixes
20 total · showing first 10128.138.0.0/16 129.19.192.0/18 146.5.20.0/22 192.12.238.0/24 192.12.240.0/24 192.12.241.0/24 192.12.242.0/24 192.12.244.0/24 192.12.245.0/24 198.11.16.0/20
IPv6 Prefixes
1 total2620:18f::/32
What is AS104?
AS104 is an Autonomous System Number (ASN) assigned to University of Colorado at Boulder. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
Looking for more ASN data?
Use our ASN Lookup Tool for real-time WHOIS queries, or explore our API documentation to integrate ASN data into your applications.