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AS20126 University of Cincinnati

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

University of Cincinnati uc.edu

US 2 Routes

AS Data

AS20126

AS20126 – University of Cincinnati

AS Number	20126
AS Name	UC-DOM
Organization	University of Cincinnati(univer-213)
Country	US
Website	uc.edu
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	EDUCATION
Registry	ARIN
Date Allocated	2001-03-27

ASN Intelligence API for production workflows

Use ASN data for AS20126 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
129.137.0.0/16	AS20126	University of Cincinnati	University of Cincinnati	65536
129.137.28.0/24	AS20126	University of Cincinnati	University of Cincinnati	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:       20126
ASName:         UC-DOM
ASHandle:       AS20126
RegDate:        2001-03-27
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/20126


OrgName:        University of Cincinnati
OrgId:          UNIVER-213
Address:        51 Goodman Drive
Address:        M.L. 0658
City:           Cincinnati
StateProv:      OH
PostalCode:     45221-0658
Country:        US
RegDate:        1987-12-14
Updated:        2026-02-11
Ref:            https://rdap.arin.net/registry/entity/UNIVER-213


OrgAbuseHandle: ABUSE2448-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-513-558-4357 
OrgAbuseEmail:  abuse@uc.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE2448-ARIN

OrgNOCHandle: RUEHL1-ARIN
OrgNOCName:   Ruehl, Brian 
OrgNOCPhone:  +1-513-556-1921 
OrgNOCEmail:  brian.ruehl@uc.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/RUEHL1-ARIN

OrgTechHandle: RUEHL1-ARIN
OrgTechName:   Ruehl, Brian 
OrgTechPhone:  +1-513-556-1921 
OrgTechEmail:  brian.ruehl@uc.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/RUEHL1-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
AS3112	OARnet	US
AS600	OARnet	US

Upstreams

AS Number	Description	Country
AS3112	OARnet	US
AS600	OARnet	US

Contacts

Email Contacts

brian.ruehl@uc.edu

Abuse Contacts

abuse@uc.edu

Frequently Asked Questions

What is ASN AS20126?

ASN AS20126 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS20126?

AS20126 is listed under University of Cincinnati.

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.