ASN Lookup Tool
AS13979 ATT-IPFR

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS13979
Organisation
AT&T Services, Inc.
Name
ATT-IPFR
Total IPv4 Addresses
115,968
Total IPv4 Prefixes
161
Total IPv6 Prefixes
99
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,767 out of 77,998
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1999-09-28
Registration Last Change
2012-03-02
Receiving From

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

ASN
Organisation
US flagUSDA
US flagAT&T Services, Inc.
US flagCogent Communications
US flagDoD Network Information Center
US flagHawaiian Telcom Services Company, Inc.
Showing 5 of 9
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
WORLD flagPrivate Use AS
US flagU. S. Department of Transportation
US flagEnvironmental Protection Agency
US flagNational Oceanic and Atmospheric Administration
US flagHousing and Urban Development
Showing 5 of 6
IPv4 Active Prefixes

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

Range From15.0.65.0
Range To15.0.65.255
Range From15.0.66.0
Range To15.0.67.255
Range From15.0.68.0
Range To15.0.71.255
Range From15.0.72.0
Range To15.0.79.255
Range From15.0.80.0
Range To15.0.95.255
Showing 5 of 161
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.