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ASN Lookup Tool
AS64521 Private Use AS

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS64521
Organisation
Private Use AS
Name
Private Use AS
Total IPv4 Addresses
4096
Total IPv4 Prefixes
10
Total IPv6 Prefixes
3
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#15,431 out of 77,301
Registry
NA
Registered Country
WORLD flag NA
Registered Country Name
NA
Registered Date
NA
Registration Last Change
NA
Receiving From

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

ASN
Organisation
AS174
US flagCogent Communications
AS8220
GB flagCOLT Technology Services Group Limited
AS3216
RU flagPJSC "Vimpelcom"
AS49544
NL flagi3D.net B.V
AS39120
IT flagConvergenze S.p.A.
Showing 5 of 9
IPv4 Active Prefixes

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

Prefix38.35.229.0/24
Range From38.35.229.0
Range To38.35.229.255
Prefix45.146.242.0/24
Range From45.146.242.0
Range To45.146.242.255
Prefix45.146.243.0/24
Range From45.146.243.0
Range To45.146.243.255
Prefix45.148.133.0/24
Range From45.148.133.0
Range To45.148.133.255
Prefix95.26.94.0/23
Range From95.26.94.0
Range To95.26.95.255
Showing 5 of 10
IPv6 Active Prefixes
Prefix2a02:21a2::/48
Range From2a02:21a2::
Range To2a02:21a2:0:ffff:ffff:ffff:ffff:ffff
Prefix2a0f:9400:73b1::/48
Range From2a0f:9400:73b1::
Range To2a0f:9400:73b1:ffff:ffff:ffff:ffff:ffff
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.