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ASN Lookup Tool
AS64557 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS64557
Organisation
Private Use AS
Name
Private Use AS
Total IPv4 Addresses
731,392
Total IPv4 Prefixes
216
Total IPv6 Prefixes
170
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#457 out of 79,632
Registry
Registered Country
WORLD flag
Registered Country Name
Registered Date
Registration Last Change
Receiving From
ASN
Organisation
AS33891
DE flagCore-Backbone GmbH
AS2914
US flagNTT America, Inc.
AS3303
CH flagSwisscom (Schweiz) AG
AS3741
ZA flagDimension Data
AS9304
HK flagHGC Global Communications Limited
Showing 5 of 37
IPv4 Active Prefixes
PrefixRange FromRange To
27.57.240.0/2027.57.240.027.57.255.255
27.59.20.0/2227.59.20.027.59.23.255
27.59.28.0/2227.59.28.027.59.31.255
27.59.36.0/2227.59.36.027.59.39.255
27.59.44.0/2227.59.44.027.59.47.255
Showing 5 of 216
IPv6 Active Prefixes
PrefixRange FromRange To
2001:7fb:fe20::/482001:7fb:fe20::2001:7fb:fe20:ffff:ffff:ffff:ffff:ffff
2401:4900:20::/462401:4900:20::2401:4900:23:ffff:ffff:ffff:ffff:ffff
2401:4900:ea0::/442401:4900:ea0::2401:4900:eaf:ffff:ffff:ffff:ffff:ffff
2401:4900:eb0::/442401:4900:eb0::2401:4900:ebf:ffff:ffff:ffff:ffff:ffff
2401:4900:ee0::/442401:4900:ee0::2401:4900:eef:ffff:ffff:ffff:ffff:ffff
Showing 5 of 170