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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
659326
Total IPv4 Prefixes
312
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#502 out of 76,379
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
AS4635
HK flagThe Hong Kong Internet Exchange Limited
AS7481
TW flagData Communication Business Group Chunghwa Telec..
AS4134
CN flagNo.31,Jin-rong Street Beijing 100032
AS7018
US flagAT&T Services, Inc.
AS4713
JP flagNTT Communications Corporation
Showing 5 of 71
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
AS2386
US flagAT&T Data Communications Services
AS3614
US flagDell, Inc.
AS14381
US flagCaterpillar, Inc.
Showing 5 of 68
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
Prefix15.32.74.0/24
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
Prefix15.32.87.0/24
Range From15.32.87.0
Range To15.32.87.255
Showing 5 of 312
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.