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AS3740 The University of Chicago

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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The University of Chicago uchicago.edu

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AS Data

AS3740

AS3740 – The University of Chicago

AS Number	3740
AS Name	CHICAGO-REN
Organization	The University of Chicago(univer-174-z)
Country	US
Website	uchicago.edu
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	EDUCATION
Registry	ARIN
Date Allocated	1994-08-01

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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:       3740
ASName:         CHICAGO-REN
ASHandle:       AS3740
RegDate:        1994-08-01
Updated:        2023-12-05    
Ref:            https://rdap.arin.net/registry/autnum/3740


OrgName:        The University of Chicago
OrgId:          UNIVER-174-Z
Address:        1155 E. 60th Street
City:           Chicago
StateProv:      IL
PostalCode:     60637
Country:        US
RegDate:        2023-02-27
Updated:        2023-04-19
Ref:            https://rdap.arin.net/registry/entity/UNIVER-174-Z


OrgAbuseHandle: NSC26-ARIN
OrgAbuseName:   Network Security Center
OrgAbusePhone:  +1-773-702-2378 
OrgAbuseEmail:  security@uchicago.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NSC26-ARIN

OrgNOCHandle: DNO22-ARIN
OrgNOCName:   Data Network Operations
OrgNOCPhone:  +1-773-702-7626 
OrgNOCEmail:  noc@uchicago.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/DNO22-ARIN

OrgTechHandle: DOMAI99-ARIN
OrgTechName:   Domain Administrator
OrgTechPhone:  +1-773-702-7626 
OrgTechEmail:  domainadmin@uchicago.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/DOMAI99-ARIN

RTechHandle: DNO22-ARIN
RTechName:   Data Network Operations
RTechPhone:  +1-773-702-7626 
RTechEmail:  noc@uchicago.edu
RTechRef:    https://rdap.arin.net/registry/entity/DNO22-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

Frequently Asked Questions

What is ASN AS3740?

ASN AS3740 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS3740?

AS3740 is listed under The University of Chicago.

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.