// ASN
AS51257
CERIZ - CERIZ SASU, FR
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS51257
- Organization
- FR-CERIZ-20190131
- Description
- CERIZ - CERIZ SASU, FR
- Country
- FR
- Registry (RIR)
- RIPE
- Created
- 2016-12-13
- Updated
- 2023-10-25
- IPv4 Prefixes
- 1
- IPv6 Prefixes
- 2
IPv4 Prefixes
1 total171.22.146.0/24
IPv6 Prefixes
2 total2a05:d80:4000::/48 2a05:d80::/29
What is AS51257?
AS51257 is an Autonomous System Number (ASN) assigned to FR-CERIZ-20190131. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
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