ASN Lookup Tool
AS17225 ATT Enhanced Network Services

An 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.

ASN Details

ASN
AS17225
Organisation
ATT Enhanced Network Services
AS Name
ATT-CERFNET-BLOCK
IPv4 Addresses Announced
37,376
IPv4 Prefixes Announced
40
Bogon Prefixes Announced
0
IPv4 Space Rank
#4,645 out of 74,511
Registry
ARIN
Registered Country
US flag US
Registration Date
2000-08-09
Registration Change
2000-08-09

Receiving From

ASN
Organisation
ASN
Organisation
US flag ATT Services Inc.

Transit To

ASN
Organisation
ASN
Organisation
US flag The RMR Group LLC
ASN
Organisation
US flag Synacor Inc.
ASN
Organisation
US flag Health Dialog Services Corporation
ASN
Organisation
US flag Ascensus College Savings Inc
ASN
Organisation
US flag Bain Company
ASN
Organisation
US flag Sonesta International Hotels Corporation

Active Prefixes

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