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ASN Lookup Tool
AS3356 LEVEL3

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS3356
Organisation
Level 3 Parent, LLC
Name
LEVEL3
Total IPv4 Addresses
27,437,703
Total IPv4 Prefixes
12,135
Total IPv6 Prefixes
995
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
1
IPv4 Space Rank
#14 out of 78,949
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2018-02-20
Receiving From
ASN
Organisation
AS33891
DE flagCore-Backbone GmbH
AS7018
US flagAT&T Enterprises, LLC
AS7922
US flagComcast Cable Communications, LLC
AS3320
DE flagDeutsche Telekom AG
AS174
US flagCogent Communications, LLC
Showing 5 of 139
Transit To
ASN
Organisation
AS398282
WORLD flagPrivate Use AS
AS55069
WORLD flagPrivate Use AS
AS25647
WORLD flagPrivate Use AS
AS26443
WORLD flagPrivate Use AS
AS400926
US flagKIWI TELECOM
Showing 5 of 7598
IPv4 Active Prefixes
PrefixRange FromRange To
4.0.0.0/164.0.0.04.0.255.255
4.1.0.0/194.1.0.04.1.31.255
4.1.32.0/234.1.32.04.1.33.255
4.1.34.0/264.1.34.04.1.34.63
4.1.34.64/284.1.34.644.1.34.79
Showing 5 of 12,135
IPv6 Active Prefixes
PrefixRange FromRange To
2001:428:3816::/482001:428:3816::2001:428:3816:ffff:ffff:ffff:ffff:ffff
2001:428:5805::/482001:428:5805::2001:428:5805:ffff:ffff:ffff:ffff:ffff
2001:428:6400::/482001:428:6400::2001:428:6400:ffff:ffff:ffff:ffff:ffff
2001:450:2015::/482001:450:2015::2001:450:2015:ffff:ffff:ffff:ffff:ffff
2001:13b0:8029::/482001:13b0:8029::2001:13b0:8029:ffff:ffff:ffff:ffff:ffff
Showing 5 of 995