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ASN Lookup Tool
AS3557 ISC-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS3557
Organisation
Internet Systems Consortium, Inc.
Name
ISC-AS
Total IPv4 Addresses
512
Total IPv4 Prefixes
2
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#56,321 out of 79,003
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
1994-04-21
Registration Last Change
2012-04-02
Receiving From
ASN
Organisation
AS215233
US flagInternet Systems Consortium Inc.
AS33081
US flagInternet Systems Consortium, Inc.
AS33082
US flagInternet Systems Consortium, Inc.
AS33080
US flagInternet Systems Consortium, Inc.
AS61447
UY flagInternet Systems Consortium
Showing 5 of 51
IPv4 Active Prefixes
PrefixRange FromRange To
192.5.4.0/24192.5.4.0192.5.4.255
192.5.5.0/24192.5.5.0192.5.5.255
IPv6 Active Prefixes
PrefixRange FromRange To
2001:500:2e::/482001:500:2e::2001:500:2e:ffff:ffff:ffff:ffff:ffff
2001:500:2f::/482001:500:2f::2001:500:2f:ffff:ffff:ffff:ffff:ffff