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ASN Lookup Tool
AS2687 ATGS-MMD-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS2687
Organisation
AT&T Corp.
Name
ATGS-MMD-AS
Total IPv4 Addresses
723,967
Total IPv4 Prefixes
279
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#447 out of 77,666
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1993-06-02
Registration Last Change
2022-09-09
Receiving From

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

ASN
Organisation
AS33891
DE flagCore-Backbone GmbH
AS7018
US flagAT&T Services, Inc.
AS4713
JP flagNTT Communications Corporation
AS3356
US flagLevel 3 Parent, LLC
AS2516
JP flagKDDI CORPORATION
Showing 5 of 69
Transit To

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

 

ASN
Organisation
AS4249
US flagEli Lilly and Company
AS14962
US flagNCR Corporation
AS65001
WORLD flagPrivate Use AS
AS3614
US flagDell, Inc.
AS14381
US flagCaterpillar, Inc.
Showing 5 of 59
IPv4 Active Prefixes

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

Prefix15.32.72.0/24
Range From15.32.72.0
Range To15.32.72.255
Prefix15.32.73.0/24
Range From15.32.73.0
Range To15.32.73.255
Prefix15.32.74.0/24
Range From15.32.74.0
Range To15.32.74.255
Prefix15.32.76.0/24
Range From15.32.76.0
Range To15.32.76.255
Prefix15.32.77.0/24
Range From15.32.77.0
Range To15.32.77.255
Showing 5 of 279
IPv6 Active Prefixes
Prefix2001:d80::/32
Range From2001:d80::
Range To2001:d80:ffff:ffff:ffff:ffff:ffff:ffff
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.