ASN Lookup Tool

United Network for Organ Sharing unos.org US US 2 Routes

AS Data

AS13391

AS13391 – United Network for Organ Sharing

AS Number 13391
AS Name UNOS
Organization United Network for Organ Sharing(unos)
Country US
Website unos.org
Number of IPv4 Routes 2
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 1999-05-26

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Use ASN data for AS13391 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
207.239.150.0/24 256
207.239.123.0/24 256

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:       13391
ASName:         UNOS
ASHandle:       AS13391
RegDate:        1999-05-26
Updated:        2015-11-13    
Ref:            https://rdap.arin.net/registry/autnum/13391


OrgName:        United Network for Organ Sharing
OrgId:          UNOS
Address:        700 North Fourth Street
City:           Richmond
StateProv:      VA
PostalCode:     23219
Country:        US
RegDate:        1999-05-26
Updated:        2025-05-08
Ref:            https://rdap.arin.net/registry/entity/UNOS


OrgTechHandle: SDS33-ARIN
OrgTechName:   Sykes, Stanley Darryl
OrgTechPhone:  +1-804-782-4948 
OrgTechEmail:  stanley.sykes@unos.org
OrgTechRef:    https://rdap.arin.net/registry/entity/SDS33-ARIN

OrgTechHandle: WHITE2789-ARIN
OrgTechName:   White, Greg 
OrgTechPhone:  +1-804-658-6482 
OrgTechEmail:  greg.white@unos.org
OrgTechRef:    https://rdap.arin.net/registry/entity/WHITE2789-ARIN

OrgAbuseHandle: SDS33-ARIN
OrgAbuseName:   Sykes, Stanley Darryl
OrgAbusePhone:  +1-804-782-4948 
OrgAbuseEmail:  stanley.sykes@unos.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SDS33-ARIN

RTechHandle: SDS33-ARIN
RTechName:   Sykes, Stanley Darryl
RTechPhone:  +1-804-782-4948 
RTechEmail:  stanley.sykes@unos.org
RTechRef:    https://rdap.arin.net/registry/entity/SDS33-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
AS3549 Level 3 Communications, Inc. (GBLX) US
AS701 Verizon Business/UUnet US
AS3356 Level 3 Parent, LLC US
AS701 Verizon Business US

Upstreams

AS Number Description Country
AS3356 Level 3 Parent, LLC US
AS701 Verizon Business US

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Frequently Asked Questions

ASN AS13391 is an Autonomous System Number used to identify a network for BGP internet routing.
AS13391 is listed under United Network for Organ Sharing.
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.