ASN Lookup Tool
AS16503 ZAYO-16503

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS16503
Organisation
Zayo Bandwidth
Name
ZAYO-16503
Total IPv4 Addresses
20,224
Total IPv4 Prefixes
12
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#6,379 out of 77,484
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2000-05-04
Registration Last Change
2016-09-07
Receiving From

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

ASN
Organisation
US flagZayo Bandwidth
IPv4 Active Prefixes

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

Range From64.20.96.0
Showing 5 of 12
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.