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ASN Lookup Tool
AS239 UTORONTO-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS239
Organisation
University of Toronto
Name
UTORONTO-AS
Total IPv4 Addresses
331,264
Total IPv4 Prefixes
12
Total IPv6 Prefixes
26
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#787 out of 79,010
Registry
Arin
Registered Country
CA flagCA
Registered Country Name
Canada
Registered Date
1988-09-20
Registration Last Change
2009-07-31
Receiving From
ASN
Organisation
AS26677
CA flagORION
IPv4 Active Prefixes
PrefixRange FromRange To
128.100.0.0/16128.100.0.0128.100.255.255
138.51.0.0/17138.51.0.0138.51.127.255
138.51.128.0/17138.51.128.0138.51.255.255
142.1.0.0/16142.1.0.0142.1.255.255
142.150.0.0/17142.150.0.0142.150.127.255
Showing 5 of 12
IPv6 Active Prefixes
PrefixRange FromRange To
2606:fa00::/322606:fa00::2606:fa00:ffff:ffff:ffff:ffff:ffff:ffff
2631:1000::/312631:1000::2631:1001:ffff:ffff:ffff:ffff:ffff:ffff
2631:1002::/432631:1002::2631:1002:1f:ffff:ffff:ffff:ffff:ffff
2631:1002:20::/472631:1002:20::2631:1002:21:ffff:ffff:ffff:ffff:ffff
2631:1002:22::/482631:1002:22::2631:1002:22:ffff:ffff:ffff:ffff:ffff
Showing 5 of 26