ASN Lookup Tool

Southwest Research Institute swri.org US US 2 Routes

AS Data

AS397126

AS397126 – Southwest Research Institute

AS Number 397126
AS Name SWRI-BLDR
Organization Southwest Research Institute(sri-5)
Country US
Website swri.org
Number of IPv4 Routes 2
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2022-08-31

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Use ASN data for AS397126 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
50.169.225.0/24 256
208.184.105.0/24 256

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:       397126
ASName:         SWRI-BLDR
ASHandle:       AS397126
RegDate:        2022-08-31
Updated:        2022-08-31    
Ref:            https://rdap.arin.net/registry/autnum/397126


OrgName:        Southwest Research Institute
OrgId:          SRI-5
Address:        6220 Culebra Road, Dept. 32
Address:        P.O. Drawer 28510
City:           San Antonio
StateProv:      TX
PostalCode:     78228-0510
Country:        US
RegDate:        1988-01-04
Updated:        2025-10-13
Ref:            https://rdap.arin.net/registry/entity/SRI-5


OrgTechHandle: HEBER124-ARIN
OrgTechName:   Hebert, Todd 
OrgTechPhone:  +1-210-522-6591 
OrgTechEmail:  todd.hebert@swri.org
OrgTechRef:    https://rdap.arin.net/registry/entity/HEBER124-ARIN

OrgTechHandle: MBG5-ARIN
OrgTechName:   Gerard, Michael Brandon
OrgTechPhone:  +1-210-522-6629 
OrgTechEmail:  brandon.gerard@swri.org
OrgTechRef:    https://rdap.arin.net/registry/entity/MBG5-ARIN

OrgDNSHandle: MBG5-ARIN
OrgDNSName:   Gerard, Michael Brandon
OrgDNSPhone:  +1-210-522-6629 
OrgDNSEmail:  brandon.gerard@swri.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/MBG5-ARIN

OrgAbuseHandle: HEBER124-ARIN
OrgAbuseName:   Hebert, Todd 
OrgAbusePhone:  +1-210-522-6591 
OrgAbuseEmail:  todd.hebert@swri.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HEBER124-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
AS6461 Zayo Bandwidth US
AS33652 Comcast Cable Communications, LLC US

Upstreams

AS Number Description Country
AS6461 Zayo Bandwidth US
AS33652 Comcast Cable Communications, LLC US

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Frequently Asked Questions

ASN AS397126 is an Autonomous System Number used to identify a network for BGP internet routing.
AS397126 is listed under Southwest Research Institute.
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.