The IP API The IP API
// ASN

AS203437

CGM, DE

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

ASN
AS203437
Organization
DE-CGM-20071031
Description
CGM, DE
Country
DE
Registry (RIR)
RIPE
Created
2013-05-30
Updated
2025-07-25
IPv4 Prefixes
4
IPv6 Prefixes
1

IPv4 Prefixes

4 total
193.218.8.0/22
194.105.40.0/21
194.77.185.0/24
79.135.112.0/21

IPv6 Prefixes

1 total
2a02:db00::/29

What is AS203437?

AS203437 is an Autonomous System Number (ASN) assigned to DE-CGM-20071031. 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.