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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
Yahoo Holdings Inc.
Name
YAHOO-BF1
Total IPv4 Addresses
120,960
Total IPv4 Prefixes
120
Total IPv6 Prefixes
10
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,770 out of 79,306
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2020-07-21
Receiving From
ASN
Organisation
AS10310
US flagYahoo Holdings Inc.
IPv4 Active Prefixes
PrefixRange FromRange To
63.250.196.0/2263.250.196.063.250.199.255
63.250.200.0/2263.250.200.063.250.203.255
66.196.80.0/2166.196.80.066.196.87.255
66.196.88.0/2366.196.88.066.196.89.255
66.196.104.0/2266.196.104.066.196.107.255
Showing 5 of 120
IPv6 Active Prefixes
PrefixRange FromRange To
2001:4998:58::/482001:4998:58::2001:4998:58:ffff:ffff:ffff:ffff:ffff
2001:4998:59::/482001:4998:59::2001:4998:59:ffff:ffff:ffff:ffff:ffff
2001:4998:5a::/472001:4998:5a::2001:4998:5b:ffff:ffff:ffff:ffff:ffff
2001:4998:124::/482001:4998:124::2001:4998:124:ffff:ffff:ffff:ffff:ffff
2001:4998:125::/482001:4998:125::2001:4998:125:ffff:ffff:ffff:ffff:ffff
Showing 5 of 10