// ASN
AS205157
CIDNOC, US
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS205157
- Organization
- US-CIDNOC-20140918
- Description
- CIDNOC, US
- Country
- IE
- Registry (RIR)
- RIPE
- Created
- 2017-10-26
- Updated
- 2025-09-25
- IPv4 Prefixes
- 8
- IPv6 Prefixes
- 5
IPv4 Prefixes
8 total185.228.168.0/24 185.228.169.0/24 185.228.170.0/24 185.228.171.0/24 185.70.162.0/24 185.70.163.0/24 76.76.0.0/24 76.76.1.0/24
IPv6 Prefixes
5 total2a0d:2a00:1::/48 2a0d:2a00:2::/48 2a0d:2a00:ab1::/48 2a0d:2a00:ab2::/48 2a0d:2a00:c0::/48
What is AS205157?
AS205157 is an Autonomous System Number (ASN) assigned to US-CIDNOC-20140918. 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.