| AS Number | 103 |
|---|---|
| AS Name | NWU-AS |
| Organization | Northwestern University(northw-9-z) |
| Country | US |
| Website | northwestern.edu |
| Number of IPv4 Routes | 28 |
| Number of IPv6 Routes | 1 |
| ASN type | EDUCATION |
| Allocation Status | |
| Registry | ARIN |
| Date Allocated | N/A |
| Route | # IPs |
|---|---|
| 165.124.240.0/20 | 4096 |
| 192.5.143.0/24 | 256 |
| 192.26.86.0/23 | 512 |
| 199.249.165.0/24 | 256 |
| 165.124.128.0/19 | 8192 |
| 199.249.168.0/23 | 512 |
| 192.31.253.0/24 | 256 |
| 192.26.85.0/24 | 256 |
| 199.249.169.0/24 | 256 |
| buy plan | 256 |
| buy plan | 1024 |
| buy plan | 256 |
| buy plan | 256 |
| buy plan | 256 |
#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#
ASNumber: 103
ASName: NWU-AS
ASHandle: AS103
RegDate: 1987-04-09
Updated: 2012-04-02
Ref: https://rdap.arin.net/registry/autnum/103
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 1997-2025, American Registry for Internet Numbers, Ltd.
#
| AS Number | Description | Country |
|---|---|---|
| AS22335 | Metropolitan Research and Education Network | US |
| AS2381 | WiscNet | US |
| AS19782 | Indiana University | US |
| AS33491 | Comcast Cable Communications, LLC | US |
| AS293 | ESnet | US |
| AS40387 | University of Illinois | US |
| AS396450 | Internet2 | US |
| AS11164 | Internet2 | US |
| AS3356 | Level 3 Parent, LLC | US |
| AS174 | Cogent Communications, LLC | US |
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