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AS403121 University of Dayton Research Institute

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

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University of Dayton Research Institute udri.udayton.edu

US 0 Routes

AS Data

AS403121

AS403121 – University of Dayton Research Institute

AS Number	403121
AS Name	UDRI-01
Organization	University of Dayton Research Institute (udri-3)
Country	US
Website	udri.udayton.edu
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	EDUCATION
Registry	ARIN
Date Allocated	2026-10-21

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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:       403121
ASName:         UDRI-01
ASHandle:       AS403121
RegDate:        2026-10-21
Updated:        2026-10-21
Ref:            https://rdap.arin.net/registry/autnum/403121


OrgName:        University of Dayton Research Institute
OrgId:          UDRI-3
Address:        1700 South Patterson Blvd.
City:           Dayton
StateProv:      OH
PostalCode:     45469
Country:        US
RegDate:        2026-09-10
Updated:        2026-10-13
Ref:            https://rdap.arin.net/registry/entity/UDRI-3


OrgDNSHandle: NETWO10644-ARIN
OrgDNSName:   Network Security
OrgDNSPhone:  +1-937-518-0896 
OrgDNSEmail:  networkteam@udri.udayton.edu
OrgDNSRef:    https://rdap.arin.net/registry/entity/NETWO10644-ARIN

OrgAbuseHandle: NETWO10644-ARIN
OrgAbuseName:   Network Security
OrgAbusePhone:  +1-937-518-0896 
OrgAbuseEmail:  networkteam@udri.udayton.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO10644-ARIN

OrgTechHandle: NETWO10644-ARIN
OrgTechName:   Network Security
OrgTechPhone:  +1-937-518-0896 
OrgTechEmail:  networkteam@udri.udayton.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO10644-ARIN

OrgRoutingHandle: NETWO10644-ARIN
OrgRoutingName:   Network Security
OrgRoutingPhone:  +1-937-518-0896 
OrgRoutingEmail:  networkteam@udri.udayton.edu
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NETWO10644-ARIN

OrgNOCHandle: NETWO10644-ARIN
OrgNOCName:   Network Security
OrgNOCPhone:  +1-937-518-0896 
OrgNOCEmail:  networkteam@udri.udayton.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO10644-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "403121",
    "as_handle" : "AS403121",
    "as_name" : "UDRI-01",
    "admin_contacts" : [ "NETWO10644-ARIN" ],
    "tech_contacts" : [ "NETWO10644-ARIN", "NETWO10644-ARIN" ],
    "abuse_contacts" : [ "NETWO10644-ARIN" ],
    "date_created" : "2026-10-21",
    "date_updated" : "2026-10-21",
    "source" : "https://rdap.arin.net/registry/autnum/403121"
  } ],
  "organization" : {
    "handle" : "UDRI-3",
    "name" : "University of Dayton Research Institute",
    "address" : [ "1700 South Patterson Blvd.", "Dayton", "OH", "45469", "US" ],
    "street" : "South Patterson Blvd.",
    "city" : "Dayton",
    "state" : "OH",
    "zip_code" : "45469",
    "country" : [ "US" ],
    "date_created" : "2026-09-10",
    "date_updated" : "2026-10-13",
    "source" : "https://rdap.arin.net/registry/entity/UDRI-3",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "NETWO10644-ARIN",
    "name" : "Network Security",
    "email" : [ "networkteam@udri.udayton.edu" ],
    "phone" : [ "+1-937-518-0896" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO10644-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "NETWO10644-ARIN",
    "name" : "Network Security",
    "email" : [ "networkteam@udri.udayton.edu" ],
    "phone" : [ "+1-937-518-0896" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO10644-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NETWO10644-ARIN",
    "name" : "Network Security",
    "email" : [ "networkteam@udri.udayton.edu" ],
    "phone" : [ "+1-937-518-0896" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO10644-ARIN"
  } ]
}

Frequently Asked Questions

What is ASN AS403121?

ASN AS403121 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS403121?

AS403121 is listed under University of Dayton Research Institute.

What do peers, upstreams, and downstreams mean?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

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.