ASN Lookup Tool

University of Texas Southwestern Medical Center utsouthwestern.edu US US 14 Routes

AS Data

AS13998

AS13998 – University of Texas Southwestern Medical Center

AS Number 13998
AS Name SWMED
Organization University of Texas Southwestern Medical Center(usmcad)
Country US
Website utsouthwestern.edu
Number of IPv4 Routes 13
Number of IPv6 Routes 1
ASN type EDUCATION
Registry ARIN
Date Allocated 1999-10-01

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Use ASN data for AS13998 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
129.112.109.0/24 256
199.242.234.0/23 512
129.112.0.0/16 65536
199.242.236.0/22 1024
198.215.96.0/20 4096
129.112.115.0/24 256
199.165.154.0/24 256
198.215.36.0/22 1024
198.215.48.0/20 4096
2620:0:840::/48 ~1×10²⁴

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:       13998
ASName:         SWMED
ASHandle:       AS13998
RegDate:        1999-10-01
Updated:        2013-01-29    
Ref:            https://rdap.arin.net/registry/autnum/13998


OrgName:        University of Texas Southwestern Medical Center
OrgId:          USMCAD
Address:        5323 Harry Hines
City:           Dallas
StateProv:      TX
PostalCode:     75235-8595
Country:        US
RegDate:        1994-06-14
Updated:        2024-09-09
Ref:            https://rdap.arin.net/registry/entity/USMCAD


OrgAbuseHandle: USMC-ARIN
OrgAbuseName:   UT Southwestern Medical Center
OrgAbusePhone:  +1-214-648-0642 
OrgAbuseEmail:  domains@utsouthwestern.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/USMC-ARIN

OrgTechHandle: USMC-ARIN
OrgTechName:   UT Southwestern Medical Center
OrgTechPhone:  +1-214-648-0642 
OrgTechEmail:  domains@utsouthwestern.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/USMC-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
AS6922 Texas Department of Information Resources US
AS276 University of Texas System US

Upstreams

AS Number Description Country
AS7018 AT&T Enterprises, LLC US
AS6922 Texas Department of Information Resources US
AS276 University of Texas System US

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Frequently Asked Questions

ASN AS13998 is an Autonomous System Number used to identify a network for BGP internet routing.
AS13998 is listed under University of Texas Southwestern Medical Center.
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.