// ASN
AS204509
SYN, FR
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS204509
- Organization
- FR-SEINEETYVELINES-20251125
- Description
- SYN, FR
- Country
- FR
- Registry (RIR)
- RIPE
- Created
- 2025-05-24
- Updated
- 2025-11-25
- IPv4 Prefixes
- 1
- IPv6 Prefixes
- 0
IPv4 Prefixes
1 total193.239.12.0/22
What is AS204509?
AS204509 is an Autonomous System Number (ASN) assigned to FR-SEINEETYVELINES-20251125. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
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