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ASN Lookup Tool
AS64543 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS64543
Organisation
Private Use AS
Name
Private Use AS
Total IPv4 Addresses
768
Total IPv4 Prefixes
3
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#44,357 out of 78,226
Registry
Registered Country
WORLD flag
Registered Country Name
Registered Date
Registration Last Change
Receiving From

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

ASN
Organisation
AS513
CH flagCERN - European Organization for Nuclear Researc..
AS4826
AU flagVOCUS PTY LTD
AS25091
CH flagIP-Max SA
AS47870
IE flagSYNCHRONOSS SOFTWARE IRELAND, LTD
IPv4 Active Prefixes

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

Prefix68.170.26.0/24
Range From68.170.26.0
Range To68.170.26.255
Prefix74.116.105.0/24
Range From74.116.105.0
Range To74.116.105.255
Prefix202.20.26.0/24
Range From202.20.26.0
Range To202.20.26.255
IPv6 Active Prefixes
Prefix2001:7fb:fe04::/48
Range From2001:7fb:fe04::
Range To2001:7fb:fe04:ffff:ffff:ffff:ffff:ffff
Prefix2620:11b:4018::/48
Range From2620:11b:4018::
Range To2620:11b:4018: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.