AS number details

AS19540

AT&T Enterprises, LLC  ·  att.com

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AS19540 – AT&T Enterprises, LLC

Field Value
Country United States
Website att.com
Hosted domains 0
Number of IPv4 0
Number of IPv6 0
ASN type Inactive
Registry arin
Allocated 25 years ago on Jan 17, 2001
Updated 6 months ago on Mar 18, 2025

IP Ranges

There are no known IP addresses belonging to this network

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WHOIS Details


                                                ASHandle:       AS19540
                                                OrgID:          AS19540
                                                ASName:         AS19540
                                                ASNumber:       AS19540
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are no domains currently hosted on this ASN.

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Useful for Cybersecurity

Peers

There are no peers for this ASN.

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Upstreams

There are no upstreams for this ASN.

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Downstreams

There are no downstreams for this ASN.

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Pingable IPs

No IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more.

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Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

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Related Networks

What is an ASN?

Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.

The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP. Find out more about AS19540 at robtex.

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