ASN Lookup Tool

AT&T Enterprises, LLC semail.att.com US US 29 Routes

AS Data

AS25993

AS25993 – AT&T Enterprises, LLC

AS Number 25993
AS Name ATT-LABS-AUSTIN-TX
Organization AT&T Enterprises, LLC(ael-360)
Country US
Website semail.att.com
Number of IPv4 Routes 26
Number of IPv6 Routes 3
ASN type ISP
Registry ARIN
Date Allocated 2002-06-12

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Use ASN data for AS25993 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
64.123.22.0/24 256
144.60.209.0/24 256
12.226.78.0/23 512
144.60.32.0/19 8192
144.60.96.0/23 512
198.228.248.0/21 2048
205.173.58.0/24 256
144.60.9.0/24 256
144.60.116.0/23 512
144.60.168.0/21 2048

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       25993
ASName:         ATT-LABS-AUSTIN-TX
ASHandle:       AS25993
RegDate:        2002-06-12
Updated:        2025-03-18    
Ref:            https://rdap.arin.net/registry/autnum/25993



OrgName:        AT&T Enterprises, LLC
OrgId:          AEL-360
Address:        208 S. Akard St.
City:           Dallas
StateProv:      TX
PostalCode:     75202
Country:        US
RegDate:        2024-11-22
Updated:        2025-10-29
Ref:            https://rdap.arin.net/registry/entity/AEL-360


OrgAbuseHandle: ABUSE7-ARIN
OrgAbuseName:   abuse
OrgAbusePhone:  +1-919-319-8167 
OrgAbuseEmail:  abuse@att.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE7-ARIN

OrgTechHandle: ICC-ARIN
OrgTechName:   IP Team
OrgTechPhone:  +1-888-876-2382 
OrgTechEmail:  rm-ipspecialist@att.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ICC-ARIN

OrgTechHandle: ZS44-ARIN
OrgTechName:   IPAdmin-ATT Internet Services
OrgTechPhone:  +1-888-510-5545 
OrgTechEmail:  ipadmin@semail.att.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ZS44-ARIN

OrgRoutingHandle: ROUTI59-ARIN
OrgRoutingName:   Routing POC
OrgRoutingPhone:  +1-999-999-9999 
OrgRoutingEmail:  DL-routing_poc@att.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI59-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS7018 AT&T Enterprises, LLC US
AS5671 AT&T Enterprises, LLC US

Upstreams

AS Number Description Country
AS7018 AT&T Enterprises, LLC US

Downstreams

AS Number Description Country
AS5671 AT&T Enterprises, LLC US

Contacts

Email Contacts

DL-routing_poc@att.com ipadmin@semail.att.com rm-ipspecialist@att.com

Abuse Contacts

abuse@att.net

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Frequently Asked Questions

ASN AS25993 is an Autonomous System Number used to identify a network for BGP internet routing.
AS25993 is listed under AT&T Enterprises, LLC.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.