AS Number
AS1906
AS Name
NORTHROP-GRUMMAN
Org Name
Northrop Grumman
Registry

arin

RegDate

1998-11-10

Updated

2017-01-28

AS1906 Looking Glass
IPv4Prefixes

90

IPv6Prefixes

0

IPv4 NUMs

998,144

IPv6 NUMs(/64)

0

998,144 IPv4 Addresses
CIDR Description IP Num
129.4.0.0/24
TRW Space and Defense Sector 256
129.4.0.0/16
TRW Space and Defense Sector 65536
129.193.0.0/24
TRW Space and Defense Sector 256
129.193.0.0/16
TRW Space and Defense Sector 65536
130.124.0.0/24
Northrop Grumman Corp. 256
130.124.0.0/16
Northrop Grumman Corp. 65536
132.228.0.0/24
Northrop Grumman Corp. 256
132.228.0.0/16
Northrop Grumman Corp. 65536
134.223.0.0/24
Northrop Grumman Corp. 256
134.223.0.0/16
Northrop Grumman Corp. 65536
134.223.4.0/22
Northrop Grumman Corp. 1024
134.223.8.0/22
Northrop Grumman Corp. 1024
134.223.17.0/24
Northrop Grumman Corp. 256
134.223.19.0/24
Northrop Grumman Corp. 256
134.223.128.0/20
Northrop Grumman Corp. 4096
134.223.160.0/20
Northrop Grumman Corp. 4096
134.223.184.0/22
Northrop Grumman Corp. 1024
134.223.188.0/22
Northrop Grumman Corp. 1024
134.223.192.0/19
Northrop Grumman Corp. 8192
134.223.224.0/22
Northrop Grumman Corp. 1024
134.223.224.0/19
Northrop Grumman Corp. 8192
134.223.228.0/23
Northrop Grumman Corp. 512
134.223.230.0/24
Northrop Grumman Corp. 256
134.223.231.0/24
Northrop Grumman Corp. 256
134.223.232.0/24
Northrop Grumman Corp. 256
134.223.236.0/22
Northrop Grumman Corp. 1024
134.223.239.0/24
Northrop Grumman Corp. 256
137.51.0.0/24
Northrop Grumman Corp. 256
137.51.0.0/16
Northrop Grumman Corp. 65536
140.188.0.0/24
PSINet, Inc. 256
140.188.0.0/16
PSINet, Inc. 65536
153.113.0.0/24
Northrop - Electronic Systems Division 256
153.113.0.0/16
Northrop - Electronic Systems Division 65536
155.104.0.0/24
Northrop Grumman Corp. 256
155.104.0.0/16
Northrop Grumman Corp. 65536
157.127.0.0/24
Northrop Grumman Corp. 256
157.127.0.0/16
Northrop Grumman Corp. 65536
158.114.0.0/24
IRR InValid
Northrop Grumman Corp. 256
158.114.0.0/16
IRR InValid
Northrop Grumman Corp. 65536
159.4.0.0/24
Aerojet Electronic Systems Div. 256
159.4.0.0/16
Aerojet Electronic Systems Div. 65536
159.201.0.0/24
Litton Guidance & Control System 256
159.201.0.0/16
Litton Guidance & Control System 65536
167.225.0.0/17
Litton Computer Services 32768
167.225.128.0/17
Litton Computer Services 32768
192.31.248.0/24
Aerojet Ordnance Company 256
192.35.84.0/24
IRR InValid
Northrop Grumman Corp. 256
192.45.0.0/16
TRW Space and Defense Sector 65536
192.83.248.0/24
IRR InValid
TRW Systems Division 256
192.86.67.0/24
GRUMMAN1-10 256
192.86.68.0/24
GRUMMAN1-10 256
192.86.69.0/24
GRUMMAN1-10 256
192.86.70.0/24
GRUMMAN1-10 256
192.86.71.0/24
GRUMMAN1-10 256
192.86.72.0/24
GRUMMAN1-10 256
192.86.73.0/24
GRUMMAN1-10 256
192.86.74.0/24
GRUMMAN1-10 256
192.86.75.0/24
GRUMMAN1-10 256
192.86.76.0/24
GRUMMAN1-10 256
192.107.246.0/24
Northrop Grumman Corp. 256
192.112.60.0/24
IRR InValid
Northrop Grumman Corp. 256
192.112.143.0/24
Grumman Data Systems 256
192.112.144.0/24
Grumman Data Systems 256
192.112.146.0/24
Grumman Data Systems 256
192.112.147.0/24
Grumman Data Systems 256
192.135.211.0/24
Northrop Grumman 256
192.135.212.0/24
Northrop Grumman 256
192.150.201.0/24
Northrop Grumman Corp. 256
198.17.147.0/24
Northrop Grumman 256
198.49.249.0/24
Northrop Grumman 256
198.180.218.0/24
Northrop Grumman 256
198.202.184.0/24
Northrop Grumman 256
199.26.33.0/24
Grumman Data Systems and Services 256
199.26.34.0/24
Grumman Data Systems and Services 256
199.26.35.0/24
Grumman Data Systems and Services 256
199.26.36.0/24
Grumman Data Systems and Services 256
199.26.37.0/24
Grumman Data Systems and Services 256
199.26.38.0/24
Grumman Data Systems and Services 256
199.26.39.0/24
Grumman Data Systems and Services 256
199.26.50.0/24
Grumman Data Systems and Services 256
199.36.17.0/24
Northrop Grumman Corp. 256
199.165.146.0/24
Northrop Grumman 256
199.165.147.0/24
Northrop Grumman 256
199.165.148.0/24
Northrop Grumman 256
204.118.7.0/24
IRR InValid
Sprint 256
208.1.160.0/20
IRR InValid
Sprint 4096
208.12.120.0/24
IRR InValid
Sprint 256
208.12.121.0/24
IRR InValid
Sprint 256
208.12.122.0/24
IRR InValid
Sprint 256
208.20.220.0/24
IRR InValid
Northrop Grumman IP 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 98,550,016 2,737,238,179,840 IPv4 IPv4
IP Address Domain NUMs Domains
129.4.34.251 1 datai123.com
ASNumber:       1906
ASName:         NORTHROP-GRUMMAN
ASHandle:       AS1906
RegDate:        1992-06-02
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/1906


OrgName:        Northrop Grumman
OrgId:          NORTHR-3
Address:        2411 Dulles Corner Road, Suite 700
City:           Herndon
StateProv:      VA
PostalCode:     20171
Country:        US
RegDate:        1998-11-10
Updated:        2017-01-28
Ref:            https://rdap.arin.net/registry/entity/NORTHR-3


OrgTechHandle: DA192-ARIN
OrgTechName:   Abel, David G
OrgTechPhone:  +1-616-446-3464 
OrgTechEmail:  dave.abel@ngc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DA192-ARIN

OrgNOCHandle: JML25-ARIN
OrgNOCName:   Lott, James Michael
OrgNOCPhone:  +1-626-812-2162 
OrgNOCEmail:  james.lott@ngc.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/JML25-ARIN

OrgAbuseHandle: RJO140-ARIN
OrgAbuseName:   Johnson, Ronjay 
OrgAbusePhone:  +1-256-830-3606 
OrgAbuseEmail:  ronjay.johnson@ngc.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/RJO140-ARIN

OrgTechHandle: JML25-ARIN
OrgTechName:   Lott, James Michael
OrgTechPhone:  +1-626-812-2162 
OrgTechEmail:  james.lott@ngc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/JML25-ARIN

OrgNOCHandle: RJO140-ARIN
OrgNOCName:   Johnson, Ronjay 
OrgNOCPhone:  +1-256-830-3606 
OrgNOCEmail:  ronjay.johnson@ngc.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/RJO140-ARIN

OrgAbuseHandle: JML25-ARIN
OrgAbuseName:   Lott, James Michael
OrgAbusePhone:  +1-626-812-2162 
OrgAbuseEmail:  james.lott@ngc.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/JML25-ARIN

OrgTechHandle: RJO140-ARIN
OrgTechName:   Johnson, Ronjay 
OrgTechPhone:  +1-256-830-3606 
OrgTechEmail:  ronjay.johnson@ngc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/RJO140-ARIN