AS204509
SEINE ET YVELINES NUMERIQUE
AS 204509 SYN
Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
| ASN | 204509 |
|---|---|
| Name | SYN |
| Organization | SEINE ET YVELINES NUMERIQUE |
| Country | France |
| Registry | RIPE NCC |
IPv4 Prefixes for AS204509
| Network | Location | Addresses | |
|---|---|---|---|
| 193.239.12.0/22 | Seine ET Yvelines Numerique |  Guyancourt |
1,024 |
| 193.239.12.0/24 | Seine ET Yvelines Numerique | Guyancourt |
256 |