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
28271448
Total IPv4 Prefixes
9948
Total IPv6 Prefixes
508
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#14 out of 76,852
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2000-03-10
Registration Last Change
2018-02-20
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
US flagAT&T Services, Inc.
JP flagSoftBank Corp.
US flagVerizon Business
DE flagDeutsche Telekom AG
US flagCogent Communications
Showing 5 of 123
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
FR flagZIOSTING SAS
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
Showing 5 of 7621
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Range From4.0.0.0
Range To4.0.255.255
Range From4.1.0.0
Range To4.1.31.255
Range From4.1.32.0
Range To4.1.47.255
Range From4.1.48.0
Range To4.1.55.255
Range From4.1.56.0
Range To4.1.56.255
Showing 5 of 9948
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.