ASN Lookup Tool

Northwestern University northwestern.edu US US 0 Routes

AS Data

AS5099

AS5099 – Northwestern University

AS Number 5099
AS Name NWUC
Organization Northwestern University(northw-9-z)
Country US
Website northwestern.edu
Number of IPv4 Routes 0
Number of IPv6 Routes 0
ASN type EDUCATION
Registry ARIN
Date Allocated 1995-07-05

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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:       5099
ASName:         NWUC
ASHandle:       AS5099
RegDate:        1995-07-05
Updated:        2012-04-02    
Ref:            https://rdap.arin.net/registry/autnum/5099


OrgName:        Northwestern University
OrgId:          NORTHW-9-Z
Address:        Leverone Hall #G-166
Address:        2001 Sheridan Rd
City:           Evanston
StateProv:      IL
PostalCode:     60208
Country:        US
RegDate:        2010-01-08
Updated:        2012-05-11
Ref:            https://rdap.arin.net/registry/entity/NORTHW-9-Z


OrgAbuseHandle: NUNS-ARIN
OrgAbuseName:   Northwestern University Network Security
OrgAbusePhone:  +1-847-467-2222 
OrgAbuseEmail:  security@northwestern.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NUNS-ARIN

OrgTechHandle: NUNA-ARIN
OrgTechName:   Northwestern University Network Administration
OrgTechPhone:  +1-847-467-2222 
OrgTechEmail:  data-network@northwestern.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/NUNA-ARIN

RAbuseHandle: NUNS-ARIN
RAbuseName:   Northwestern University Network Security
RAbusePhone:  +1-847-467-2222 
RAbuseEmail:  security@northwestern.edu
RAbuseRef:    https://rdap.arin.net/registry/entity/NUNS-ARIN

RTechHandle: NUNA-ARIN
RTechName:   Northwestern University Network Administration
RTechPhone:  +1-847-467-2222 
RTechEmail:  data-network@northwestern.edu
RTechRef:    https://rdap.arin.net/registry/entity/NUNA-ARIN

RNOCHandle: NUN-ARIN
RNOCName:   Northwestern University NOC
RNOCPhone:  +1-847-467-2222 
RNOCEmail:  data-network@northwestern.edu
RNOCRef:    https://rdap.arin.net/registry/entity/NUN-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

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Frequently Asked Questions

ASN AS5099 is an Autonomous System Number used to identify a network for BGP internet routing.
AS5099 is listed under Northwestern University.
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.