ASN Lookup Tool
AS7018 AT&T Services, Inc.
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 Lookup for:
AS7018
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ASN
AS7018
Organisation
AT&T Services, Inc.
AS Name
ATT-INTERNET4
IPv4 Addresses Announced
94,183,799
IPv4 Prefixes Announced
10,687
IPv6 Prefixes Announced
188
IPv4 Bogon Prefixes
0
IPv6 Bogon Prefixes
0
IPv4 Space Rank
#3 out of 75,511
Registry
Arin
Registered Country
US
Registration Date
1996-07-30
Registration Change
2012-04-02
Receiving From
ASN
Organisation
Verizon Business
Deutsche Telekom AG
Level 3 Parent, LLC
Comcast Cable Communications, LLC
Cogent Communications
CenturyLink Communications, LLC
Windstream Communications LLC
Sprint
Vodafone GmbH
NTT America, Inc.
Showing 10 of 110 Results View More >
Transit To
ASN
Organisation
Ingersoll Rand Inc.
RTA
Satellite Affordable Housing Associates
Limelight Networks
Private Use AS
Private Use AS
Private Use AS
Private Use AS
Private Use AS
Private Use AS
Showing 10 of 2,835 Results View More >
Active Prefixes IPv6
Prefix
Range From
Range To
Prefix
2001:1890:1000::/37
Range From
2001:1890:1000::
Prefix
2001:1890:1800::/38
Range From
2001:1890:1800::
Prefix
2001:1890:1c00::/39
Range From
2001:1890:1c00::
Prefix
2001:1890:1e00::/40
Range From
2001:1890:1e00::
Prefix
2001:1890:1f00::/41
Range From
2001:1890:1f00::
Prefix
2001:1890:1f80::/42
Range From
2001:1890:1f80::
Prefix
2001:1890:1fc0::/43
Range From
2001:1890:1fc0::
Prefix
2001:1890:1fe0::/44
Range From
2001:1890:1fe0::
Prefix
2001:1890:1ff0::/45
Range From
2001:1890:1ff0::
Showing 10 of 188 Results View More >