ASN lookup: AS3356

    An ASN lookup shows information about an Autonomous System, including the organization name, country and announced network prefixes.

    About AS3356

    AS3356 is an autonomous system number: a globally unique identifier for a network that runs its own routing policy on the public internet.

    AS3356 belongs to the original 16-bit ASN space (1–65535) and is written 0.3356 in asdot+ notation.

    PipeIP recorded the registry handle LEVEL3 and the organization Level 3 Parent, LLC for AS3356 on 2026-08-20.

    Which address blocks AS3356 announces through BGP changes over time, so prefix data is fetched live below rather than stored on this page.

    Curated addresses observed inside AS3356:

    4.2.2.14.2.2.2

    Other networks documented on PipeIP:

    AS6762AS6830AS6939AS7922AS8075
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    Live lookup data

    ASN

    AS3356

    Organization

    LEVEL3 - Level 3 Parent, LLC

    Announced prefixes

    1092

    Example prefixes

    205.140.220.0/2392.113.168.0/24168.215.66.0/24109.236.194.0/248.243.224.0/2082.26.146.0/24149.37.1.0/24207.67.68.0/2476.7.41.0/248.242.0.0/17

    AS3356 is an Autonomous System operated by LEVEL3 - Level 3 Parent, LLC. This page provides an overview of its 1092 announced IP ranges, network details, and routing information. Use this lookup to understand ownership and infrastructure behind AS3356.

    Related lookups

    205.140.220.192.113.168.1168.215.66.1109.236.194.18.243.224.182.26.146.1149.37.1.1207.67.68.1

    Related concepts

    ASNBGPRoutingPeeringTransit

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