ASN Lookup Tool
AS21443 CH_ATT_11

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS21443
Organisation
AT&T Global Network Services Nederland B.V.
Name
CH_ATT_11
Total IPv4 Addresses
256
Total IPv4 Prefixes
1
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#73,449 out of 79,045
Registry
Ripe
Registered Country
NL flag NL
Registered Country Name
Netherlands (Kingdom of the)
Registered Date
2001-12-11
Registration Last Change
2024-11-12
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
US flagAT&T Enterprises, LLC
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).