Routing Information from AS4021

Routing statistics from AS4021

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Statistics about relevant global routing table entries

Announced IP address space from AS4021

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Announced IP address space over the selected time range

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AS4021 Information

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Name
ASN-4020-1
Country / Territory
United States
Estimated populationAS customer population measurements come from APNIC.
—
ASes from the same organization
ASNNameEstimated populationAS customer population measurements come from APNIC.
AS65AF-RASN-65< 1K
AS61DEC-MARLBORO-AS—
AS107ECSNET-AS—
AS123LOGAIRCOMNET-AS—
AS132WPAFB-CSD-NET-AS—
AS133AFIT-AS—
AS136AF-ASN-136—
AS146HQEIS-AS—
AS169HANSCOM-NET-AS—
AS175PL-AS—

Prefixes announced from AS4021

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Prefixes announced by AS4021

Connectivity from AS4021

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ASes connected with AS4021

Upstream providers from AS4021

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Share of AS4021's observed paths carried by each direct upstream network over time

BGP announcements from AS4021

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BGP announcement volume over the selected time range

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IRR AS-SETs from AS4021

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IRR AS-SETs that includes AS4021

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