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ASN Lookup Tool
AS19901 BRSPD-PUBLIC

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS19901
Organisation
Brightspeed
Name
BRSPD-PUBLIC
Total IPv4 Addresses
2269374
Total IPv4 Prefixes
858
Total IPv6 Prefixes
18
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#201 out of 77,224
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2022-11-07
Registration Last Change
2022-11-07
Receiving From

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

ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS22561
US flagCenturyLink Communications, LLC
IPv4 Active Prefixes

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

Prefix63.67.172.0/23
Range From63.67.172.0
Range To63.67.173.255
Prefix63.162.198.0/23
Range From63.162.198.0
Range To63.162.199.255
Prefix63.162.200.0/24
Range From63.162.200.0
Range To63.162.200.255
Prefix63.162.201.0/24
Range From63.162.201.0
Range To63.162.201.255
Prefix63.162.202.0/24
Range From63.162.202.0
Range To63.162.202.255
Showing 5 of 858
IPv6 Active Prefixes
Prefix2606:5000:1000::/39
Range From2606:5000:1000::
Range To2606:5000:11ff:ffff:ffff:ffff:ffff:ffff
Prefix2606:5000:1400::/39
Range From2606:5000:1400::
Range To2606:5000:15ff:ffff:ffff:ffff:ffff:ffff
Prefix2606:5000:1c00::/39
Range From2606:5000:1c00::
Range To2606:5000:1dff:ffff:ffff:ffff:ffff:ffff
Prefix2606:5000:1e00::/39
Range From2606:5000:1e00::
Range To2606:5000:1fff:ffff:ffff:ffff:ffff:ffff
Prefix2606:5000:2800::/39
Range From2606:5000:2800::
Range To2606:5000:29ff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 18
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.