ASN Lookup Tool
AS4185 ATTIS-ASN4185

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS4185
Organisation
AT&T Corp.
Name
ATTIS-ASN4185
Total IPv4 Addresses
199168
Total IPv4 Prefixes
38
Total IPv6 Prefixes
6
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,127 out of 76,964
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1994-12-16
Registration Last Change
2018-07-18
Receiving From

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

ASN
Organisation
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).

Range From12.14.12.0
Range To12.14.12.255
Range From12.14.14.0
Range To12.14.14.255
Showing 5 of 38
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.