ASN Lookup Tool
AS211251 A1-DC

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS211251
Organisation
A1 Internet BV
Name
A1-DC
Total IPv4 Addresses
3,584
Total IPv4 Prefixes
12
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#17,568 out of 77,316
Registry
Ripe
Registered Country
NL flag NL
Registered Country Name
Netherlands (Kingdom of the)
Registered Date
2021-05-28
Registration Last Change
2021-05-28
Receiving From

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

ASN
Organisation
NL flagSURF B.V.
US flagHurricane Electric LLC
NL flagTrue B.V.
NL flagi3D.net B.V
LU flagG-Core Labs S.A.
Showing 5 of 16
IPv4 Active Prefixes

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

Showing 5 of 12
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.