ASN Lookup Tool
AS19957 TENNESSEE-NET

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS19957
Organisation
AT&T Corp.
Name
TENNESSEE-NET
Total IPv4 Addresses
268288
Total IPv4 Prefixes
74
Total IPv6 Prefixes
13
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#908 out of 76,964
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2003-03-05
Registration Last Change
2018-09-10
Receiving From

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

ASN
Organisation
US flagAT&T Corp.
US flagAT&T Services, Inc.
IPv4 Active Prefixes

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

Showing 5 of 74
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.