IP.CC
Search
IP address details
AS103
Northwestern University ·www.northwestern.edu
IP address details
AS103
Northwestern University ·www.northwestern.edu
  • Summary IP.CC
  • Prefixes
  • Peers
  • Upstream
  • Downstream
  • Graphs
  • World Map
  • WHOIS Details
  • IX

Summary

  • As Number
    AS103
  • Org Name
    Northwestern University
  • Country
    United States
  • Country Code
    US
  • Website
  • Regional Registry
    ARIN
  • Allocated Date
    9th April 1987
  • Allocated Status
    Assigned
  • Ipv4 Prefixes
    21
  • Ipv6 Prefixes
    1
  • Ipv4 Peers
    5
  • Ipv6 Peers
    3
  • Ipv4 Upstreams
    4
  • Ipv6 Upstreams
    1

Prefixes

There are 21 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
United States129.105.0.0/16
Northwestern University
--ARIN
United States165.124.0.0/17
Northwestern University
165.124.0.0/16ARIN
United States165.124.128.0/19
Northwestern University
165.124.0.0/16ARIN
United States165.124.160.0/20
Northwestern University
165.124.0.0/16ARIN
United States165.124.176.0/21
Northwestern University
165.124.0.0/16ARIN
United States165.124.184.0/22
Northwestern University
165.124.0.0/16ARIN
United States165.124.192.0/19
Northwestern University
165.124.0.0/16ARIN
United States165.124.224.0/21
Northwestern University
165.124.0.0/16ARIN
United States165.124.232.0/22
Northwestern University
165.124.0.0/16ARIN
United States165.124.240.0/20
Northwestern University
165.124.0.0/16ARIN
United States192.26.85.0/24
Northwestern University
--ARIN
United States192.26.86.0/23
Various Registries (Maintained by ARIN)
192.26.86.0/24ARIN
United States192.31.253.0/24
Northwestern University
--ARIN
United States192.5.143.0/24
Northwestern University
--ARIN
United States199.249.165.0/24
Northwestern University
--ARIN
United States199.249.166.0/23
Northwestern University
--ARIN
United States199.249.168.0/23
Northwestern University
--ARIN
United States199.74.64.0/18
Northwestern University
--ARIN
United States38.124.97.0/24
PSINet, Inc.
38.0.0.0/8ARIN
United States8.28.178.0/23
Northwestern University
8.16.0.0/12ARIN
  • 1
  • 2
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology

Peers

There are 5 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
United StatesAS174
Cogent Communications
false
United StatesAS22335
Metropolitan Research and Education Network
true
United StatesAS2381
WiscNet
true
United StatesAS293
ESnet
false
United StatesAS3356
Level 3 Parent, LLC
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Upstream

There are 4 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
United StatesAS174
Cogent Communications
false
United StatesAS22335
Metropolitan Research and Education Network
false
United StatesAS2381
WiscNet
false
United StatesAS3356
Level 3 Parent, LLC
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Downstream

There are 0 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
暂无数据
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Graphs

AS103 Combined Upstream Graph AS103 AS103 AS174 AS174 AS103->AS174 AS2381 AS2381 AS103->AS2381 AS3356 AS3356 AS103->AS3356 AS22335 AS22335 AS103->AS22335 AS2914 AS2914 AS174->AS2914 AS7018 AS7018 AS174->AS7018 AS2497 AS2497 AS174->AS2497 AS3257 AS3257 AS174->AS3257 AS6939 AS6939 AS2381->AS6939 AS3356->AS2914 AS3356->AS7018 AS3356->AS2497 AS3356->AS3257 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549 AS701 AS701 AS3356->AS701 AS11164 AS11164 AS22335->AS11164 AS1299 AS1299 AS6939->AS1299 AS11164->AS2497
AS103 Combined Upstream Graph AS103 AS103 AS174 AS174 AS103->AS174 AS2381 AS2381 AS103->AS2381 AS3356 AS3356 AS103->AS3356 AS22335 AS22335 AS103->AS22335 AS2914 AS2914 AS174->AS2914 AS7018 AS7018 AS174->AS7018 AS2497 AS2497 AS174->AS2497 AS3257 AS3257 AS174->AS3257 AS6939 AS6939 AS2381->AS6939 AS3356->AS2914 AS3356->AS7018 AS3356->AS2497 AS3356->AS3257 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549 AS701 AS701 AS3356->AS701 AS11164 AS11164 AS22335->AS11164 AS1299 AS1299 AS6939->AS1299 AS11164->AS2497

World Map

WHOIS Details

#
# 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 1997-2024, 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


OrgTechHandle: NUNA-ARIN
OrgTechName: Northwestern University Network Administration
OrgTechPhone: +1-847-467-2222
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/NUNA-ARIN

OrgAbuseHandle: NUNS-ARIN
OrgAbuseName: Northwestern University Network Security
OrgAbusePhone: +1-847-467-2222
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/NUNS-ARIN

RNOCHandle: NUN-ARIN
RNOCName: Northwestern University NOC
RNOCPhone: +1-847-467-2222
RNOCEmail: [email protected]
RNOCRef: https://rdap.arin.net/registry/entity/NUN-ARIN

RTechHandle: NUNA-ARIN
RTechName: Northwestern University Network Administration
RTechPhone: +1-847-467-2222
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/NUNA-ARIN

RAbuseHandle: NUNS-ARIN
RAbuseName: Northwestern University Network Security
RAbusePhone: +1-847-467-2222
RAbuseEmail: [email protected]
RAbuseRef: https://rdap.arin.net/registry/entity/NUNS-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 1997-2024, American Registry for Internet Numbers, Ltd.
#
#
# 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 1997-2024, 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


OrgTechHandle: NUNA-ARIN
OrgTechName: Northwestern University Network Administration
OrgTechPhone: +1-847-467-2222
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/NUNA-ARIN

OrgAbuseHandle: NUNS-ARIN
OrgAbuseName: Northwestern University Network Security
OrgAbusePhone: +1-847-467-2222
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/NUNS-ARIN

RNOCHandle: NUN-ARIN
RNOCName: Northwestern University NOC
RNOCPhone: +1-847-467-2222
RNOCEmail: [email protected]
RNOCRef: https://rdap.arin.net/registry/entity/NUN-ARIN

RTechHandle: NUNA-ARIN
RTechName: Northwestern University Network Administration
RTechPhone: +1-847-467-2222
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/NUNA-ARIN

RAbuseHandle: NUNS-ARIN
RAbuseName: Northwestern University Network Security
RAbusePhone: +1-847-467-2222
RAbuseEmail: [email protected]
RAbuseRef: https://rdap.arin.net/registry/entity/NUNS-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 1997-2024, American Registry for Internet Numbers, Ltd.
#

IX

Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
IP.CC
Search
IP address details
AS103
Northwestern University ·www.northwestern.edu
IP address details
AS103
Northwestern University ·www.northwestern.edu

Summary

  • As Number
    AS103
  • Org Name
    Northwestern University
  • Country
    United States
  • Country Code
    US
  • Website
  • Regional Registry
    ARIN
  • Allocated Date
    9th April 1987
  • Allocated Status
    Assigned
  • Ipv4 Prefixes
    21
  • Ipv6 Prefixes
    1
  • Ipv4 Peers
    5
  • Ipv6 Peers
    3
  • Ipv4 Upstreams
    4
  • Ipv6 Upstreams
    1

Prefixes

There are 21 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
United States129.105.0.0/16
Northwestern University
--ARIN
United States165.124.0.0/17
Northwestern University
165.124.0.0/16ARIN
United States165.124.128.0/19
Northwestern University
165.124.0.0/16ARIN
United States165.124.160.0/20
Northwestern University
165.124.0.0/16ARIN
United States165.124.176.0/21
Northwestern University
165.124.0.0/16ARIN
United States165.124.184.0/22
Northwestern University
165.124.0.0/16ARIN
United States165.124.192.0/19
Northwestern University
165.124.0.0/16ARIN
United States165.124.224.0/21
Northwestern University
165.124.0.0/16ARIN
United States165.124.232.0/22
Northwestern University
165.124.0.0/16ARIN
United States165.124.240.0/20
Northwestern University
165.124.0.0/16ARIN
United States192.26.85.0/24
Northwestern University
--ARIN
United States192.26.86.0/23
Various Registries (Maintained by ARIN)
192.26.86.0/24ARIN
United States192.31.253.0/24
Northwestern University
--ARIN
United States192.5.143.0/24
Northwestern University
--ARIN
United States199.249.165.0/24
Northwestern University
--ARIN
United States199.249.166.0/23
Northwestern University
--ARIN
United States199.249.168.0/23
Northwestern University
--ARIN
United States199.74.64.0/18
Northwestern University
--ARIN
United States38.124.97.0/24
PSINet, Inc.
38.0.0.0/8ARIN
United States8.28.178.0/23
Northwestern University
8.16.0.0/12ARIN
  • 1
  • 2
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology

Peers

There are 5 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
United StatesAS174
Cogent Communications
false
United StatesAS22335
Metropolitan Research and Education Network
true
United StatesAS2381
WiscNet
true
United StatesAS293
ESnet
false
United StatesAS3356
Level 3 Parent, LLC
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Upstream

There are 4 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
United StatesAS174
Cogent Communications
false
United StatesAS22335
Metropolitan Research and Education Network
false
United StatesAS2381
WiscNet
false
United StatesAS3356
Level 3 Parent, LLC
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Downstream

There are 0 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
暂无数据
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Graphs

AS103 Combined Upstream Graph AS103 AS103 AS174 AS174 AS103->AS174 AS2381 AS2381 AS103->AS2381 AS3356 AS3356 AS103->AS3356 AS22335 AS22335 AS103->AS22335 AS2914 AS2914 AS174->AS2914 AS7018 AS7018 AS174->AS7018 AS2497 AS2497 AS174->AS2497 AS3257 AS3257 AS174->AS3257 AS6939 AS6939 AS2381->AS6939 AS3356->AS2914 AS3356->AS7018 AS3356->AS2497 AS3356->AS3257 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549 AS701 AS701 AS3356->AS701 AS11164 AS11164 AS22335->AS11164 AS1299 AS1299 AS6939->AS1299 AS11164->AS2497
AS103 Combined Upstream Graph AS103 AS103 AS174 AS174 AS103->AS174 AS2381 AS2381 AS103->AS2381 AS3356 AS3356 AS103->AS3356 AS22335 AS22335 AS103->AS22335 AS2914 AS2914 AS174->AS2914 AS7018 AS7018 AS174->AS7018 AS2497 AS2497 AS174->AS2497 AS3257 AS3257 AS174->AS3257 AS6939 AS6939 AS2381->AS6939 AS3356->AS2914 AS3356->AS7018 AS3356->AS2497 AS3356->AS3257 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549 AS701 AS701 AS3356->AS701 AS11164 AS11164 AS22335->AS11164 AS1299 AS1299 AS6939->AS1299 AS11164->AS2497

World Map

WHOIS Details

#
# 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 1997-2024, 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


OrgTechHandle: NUNA-ARIN
OrgTechName: Northwestern University Network Administration
OrgTechPhone: +1-847-467-2222
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/NUNA-ARIN

OrgAbuseHandle: NUNS-ARIN
OrgAbuseName: Northwestern University Network Security
OrgAbusePhone: +1-847-467-2222
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/NUNS-ARIN

RNOCHandle: NUN-ARIN
RNOCName: Northwestern University NOC
RNOCPhone: +1-847-467-2222
RNOCEmail: [email protected]
RNOCRef: https://rdap.arin.net/registry/entity/NUN-ARIN

RTechHandle: NUNA-ARIN
RTechName: Northwestern University Network Administration
RTechPhone: +1-847-467-2222
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/NUNA-ARIN

RAbuseHandle: NUNS-ARIN
RAbuseName: Northwestern University Network Security
RAbusePhone: +1-847-467-2222
RAbuseEmail: [email protected]
RAbuseRef: https://rdap.arin.net/registry/entity/NUNS-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 1997-2024, American Registry for Internet Numbers, Ltd.
#
#
# 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 1997-2024, 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


OrgTechHandle: NUNA-ARIN
OrgTechName: Northwestern University Network Administration
OrgTechPhone: +1-847-467-2222
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/NUNA-ARIN

OrgAbuseHandle: NUNS-ARIN
OrgAbuseName: Northwestern University Network Security
OrgAbusePhone: +1-847-467-2222
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/NUNS-ARIN

RNOCHandle: NUN-ARIN
RNOCName: Northwestern University NOC
RNOCPhone: +1-847-467-2222
RNOCEmail: [email protected]
RNOCRef: https://rdap.arin.net/registry/entity/NUN-ARIN

RTechHandle: NUNA-ARIN
RTechName: Northwestern University Network Administration
RTechPhone: +1-847-467-2222
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/NUNA-ARIN

RAbuseHandle: NUNS-ARIN
RAbuseName: Northwestern University Network Security
RAbusePhone: +1-847-467-2222
RAbuseEmail: [email protected]
RAbuseRef: https://rdap.arin.net/registry/entity/NUNS-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 1997-2024, American Registry for Internet Numbers, Ltd.
#

IX

Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
What is an ASN?
Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.
IP.CC

An API to build on security, web personalization, marketing, and more

For the financial services sector and FinTech companies, IP.CC is an invaluable tool. Our clients in the financial industry love what we do, and we're excited to show you why.
IP.CC

Our IP Tools

Explore all toolsIP.CC
  • IP.CCPing

    Ping is a free tool to help you find IP addresses that can be pinged using the ICMP protocol. You can either lookup up an IP address or a CIDR block.

    Try PingIP.CC
  • IP.CCDNS

    DNS is a technique used to determine the hostname associated with an IP address. This is done searching hostname registry and registrar tables for PTR records.

    Try DNSIP.CC
  • IP.CCPort

    Port is a free tool for detecting open ports on your device. It automatically detects IP-address and scans your device, identifying open and vulnerable ports through which hackers.

    Try PortIP.CC
Frequently Asked Question