BigDataCloud Logo

ASN Lookup Tool
AS1239 COGENT-1239

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS1239
Organisation
Cogent Communications, LLC
Name
COGENT-1239
Total IPv4 Addresses
0
Total IPv4 Prefixes
0
Total IPv6 Prefixes
2,243
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
1
IPv4 Space Rank
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2025-12-23
Receiving From
ASN
Organisation
AS22850
US flagPIT US
AS7018
US flagAT&T Enterprises, LLC
AS3356
US flagLevel 3 Parent, LLC
AS2516
JP flagKDDI CORPORATION
AS577
CA flagBell Canada
Showing 5 of 77
Transit To
ASN
Organisation
AS149438
WORLD flagPrivate Use AS
AS394634
WORLD flagPrivate Use AS
AS1277
WORLD flagPrivate Use AS
AS37442
WORLD flagPrivate Use AS
AS397409
US flagmobi
Showing 5 of 4334
IPv6 Active Prefixes
PrefixRange FromRange To
2001:550::/482001:550::2001:550:0:ffff:ffff:ffff:ffff:ffff
2001:550:1::/612001:550:1::2001:550:1:7:ffff:ffff:ffff:ffff
2001:550:1:8::/622001:550:1:8::2001:550:1:b:ffff:ffff:ffff:ffff
2001:550:1:d::/642001:550:1:d::2001:550:1:d:ffff:ffff:ffff:ffff
2001:550:1:e::/632001:550:1:e::2001:550:1:f:ffff:ffff:ffff:ffff
Showing 5 of 2,243