AS Number
AS103
AS Name
NWU-AS
Org Name
Northwestern University
Registry

arin

RegDate

2010-01-08

Updated

2012-05-11

AS103 Looking Glass
IPv4Prefixes

23

IPv6Prefixes

1

IPv4 NUMs

150,016

IPv6 NUMs(/64)

8,388,608

150,016 IPv4 Addresses
CIDR Description IP Num
8.28.178.0/23 Level 3 Parent, LLC 512
8.30.248.0/22 Level 3 Parent, LLC 1024
38.124.97.0/24 PSINet, Inc. 256
129.105.0.0/24 Northwestern University 256
129.105.0.0/16 Northwestern University 65536
165.124.0.0/17 Northwestern University 32768
165.124.128.0/19 Northwestern University 8192
165.124.160.0/20 Northwestern University 4096
165.124.176.0/21 Northwestern University 2048
165.124.184.0/22 Northwestern University 1024
165.124.192.0/19 Northwestern University 8192
165.124.224.0/21 Northwestern University 2048
165.124.232.0/22 Northwestern University 1024
165.124.240.0/20 Northwestern University 4096
192.5.143.0/24 Northwestern University 256
192.26.85.0/24 Northwestern University 256
192.26.86.0/23 Northwestern University 512
192.31.155.0/24 Northwestern University 256
192.31.253.0/24 Northwestern University 256
199.74.64.0/18 Northwestern University 16384
199.249.165.0/24 Northwestern University 256
199.249.166.0/23 Northwestern University 512
199.249.168.0/23 Northwestern University 512
CIDR Description IP NUMs(prefix /64)
2620:10d:2000::/41 Northwestern University 8388608
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2381 WISCNET1-AS - WiscNet, US United States 567,552 4,311,744,512 IPv4 IPv4 IPv6 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 30,009,952 77,596,790,016 IPv4 IPv4 IPv6 IPv6
AS11164 INTERNET2-I2PX - Internet2, US United States 3,584 589,824 IPv4 IPv4
AS22335 MREN - Metropolitan Research and Education Network, US United States 256 0 IPv4 IPv4 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, US United States 27,433,216 254,565,449,728 IPv4 IPv4
AS293 ESNET, US United States 148,480 4,295,032,832 IPv4 IPv4
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:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NUNS-ARIN

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

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

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