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ASN Lookup Tool
AS26101 YAHOO-BF1

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS26101
Organisation
Oath Holdings Inc.
Name
YAHOO-BF1
Total IPv4 Addresses
153600
Total IPv4 Prefixes
135
Total IPv6 Prefixes
10
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,349 out of 77,301
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2002-07-05
Registration Last Change
2020-07-21
Receiving From

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

ASN
Organisation
AS10310
US flagOath Holdings Inc.
IPv4 Active Prefixes

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

Prefix63.250.196.0/22
Range From63.250.196.0
Range To63.250.199.255
Prefix63.250.200.0/22
Range From63.250.200.0
Range To63.250.203.255
Prefix66.196.80.0/21
Range From66.196.80.0
Range To66.196.87.255
Prefix66.196.104.0/22
Range From66.196.104.0
Range To66.196.107.255
Prefix66.196.108.0/24
Range From66.196.108.0
Range To66.196.108.255
Showing 5 of 135
IPv6 Active Prefixes
Prefix2001:4998:58::/48
Range From2001:4998:58::
Range To2001:4998:58:ffff:ffff:ffff:ffff:ffff
Prefix2001:4998:59::/48
Range From2001:4998:59::
Range To2001:4998:59:ffff:ffff:ffff:ffff:ffff
Prefix2001:4998:5a::/47
Range From2001:4998:5a::
Range To2001:4998:5b:ffff:ffff:ffff:ffff:ffff
Prefix2001:4998:124::/48
Range From2001:4998:124::
Range To2001:4998:124:ffff:ffff:ffff:ffff:ffff
Prefix2001:4998:125::/48
Range From2001:4998:125::
Range To2001:4998:125:ffff:ffff:ffff:ffff:ffff
Showing 5 of 10
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.