// ASN
AS21369
SEMA-UK-AS, GB
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS21369
- Organization
- UK-ATOSUK-20070407
- Description
- SEMA-UK-AS, GB
- Country
- GB
- Registry (RIR)
- RIPE
- Created
- 2013-06-20
- Updated
- 2023-01-04
- IPv4 Prefixes
- 46
- IPv6 Prefixes
- 0
IPv4 Prefixes
46 total · showing first 10157.203.120.0/23 157.203.120.0/24 157.203.176.0/23 157.203.176.0/24 157.203.177.0/24 157.203.178.0/23 157.203.178.0/24 157.203.179.0/24 157.203.180.0/23 157.203.180.0/24
What is AS21369?
AS21369 is an Autonomous System Number (ASN) assigned to UK-ATOSUK-20070407. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
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