The IP API The IP API
// ASN

AS8243

VERIZON-THYSSENKRUPP-STEEL-EUROPE, CH

Detailed information about the Autonomous System. Need another one? Look up a different ASN.

ASN
AS8243
Organization
CH-ACTIVE-20101124
Description
VERIZON-THYSSENKRUPP-STEEL-EUROPE, CH
Country
CH
Registry (RIR)
RIPE
Created
2010-10-03
Updated
2025-10-27
IPv4 Prefixes
1
IPv6 Prefixes
0

IPv4 Prefixes

1 total
139.27.241.0/24

What is AS8243?

AS8243 is an Autonomous System Number (ASN) assigned to CH-ACTIVE-20101124. 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.