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ASN Lookup Tool
AS33566 KUB-FIBER-01

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33566
Organisation
Knoxville Utilities Board
Name
KUB-FIBER-01
Total IPv4 Addresses
66,560
Total IPv4 Prefixes
63
Total IPv6 Prefixes
45
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,787 out of 79,612
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2026-01-28
Receiving From
ASN
Organisation
AS1239
US flagCogent Communications, LLC
AS174
US flagCogent Communications, LLC
AS7029
US flagWindstream Communications LLC
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
AS4181
US flagTDS TELECOM
Showing 5 of 29
Transit To
ASN
Organisation
AS32096
US flagKnoxville Utilities Board
IPv4 Active Prefixes
PrefixRange FromRange To
162.81.0.0/24162.81.0.0162.81.0.255
162.81.1.0/24162.81.1.0162.81.1.255
162.81.2.0/23162.81.2.0162.81.3.255
162.81.4.0/23162.81.4.0162.81.5.255
162.81.6.0/23162.81.6.0162.81.7.255
Showing 5 of 63
IPv6 Active Prefixes
PrefixRange FromRange To
2606:83c0:c00::/382606:83c0:c00::2606:83c0:fff:ffff:ffff:ffff:ffff:ffff
2606:83c0:1000::/362606:83c0:1000::2606:83c0:1fff:ffff:ffff:ffff:ffff:ffff
2606:83c0:2000::/372606:83c0:2000::2606:83c0:27ff:ffff:ffff:ffff:ffff:ffff
2606:83c0:3000::/372606:83c0:3000::2606:83c0:37ff:ffff:ffff:ffff:ffff:ffff
2606:83c0:6400::/402606:83c0:6400::2606:83c0:64ff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 45