AS1906 is an AS number assigned to Northrop Grumman. Country or region: United States.

OrganizationNorthrop Grumman
Registered nameNORTHROP-GRUMMAN
CountryUnited States (US)
IPv4 addresses833,792
IPv4 ranges50
IPv6 ranges0

AS numbers: United States

IPv4 address ranges (largest 20)

Range (CIDR)AddressesCheck
129.4.0.0/16 65,536 Check if your IP is in this range
130.124.0.0/16 65,536 Check if your IP is in this range
132.228.0.0/16 65,536 Check if your IP is in this range
134.223.0.0/16 65,536 Check if your IP is in this range
153.113.0.0/16 65,536 Check if your IP is in this range
155.104.0.0/16 65,536 Check if your IP is in this range
157.127.0.0/16 65,536 Check if your IP is in this range
158.114.0.0/16 65,536 Check if your IP is in this range
159.4.0.0/16 65,536 Check if your IP is in this range
159.201.0.0/16 65,536 Check if your IP is in this range
192.45.0.0/16 65,536 Check if your IP is in this range
137.51.0.0/17 32,768 Check if your IP is in this range
167.225.0.0/17 32,768 Check if your IP is in this range
137.51.128.0/18 16,384 Check if your IP is in this range
137.51.192.0/19 8,192 Check if your IP is in this range
137.51.224.0/20 4,096 Check if your IP is in this range
208.1.160.0/20 4,096 Check if your IP is in this range
137.51.248.0/21 2,048 Check if your IP is in this range
137.51.240.0/22 1,024 Check if your IP is in this range
192.86.68.0/22 1,024 Check if your IP is in this range

AS numbers of a similar size

About the data

Compiled by this site from publicly available internet registry assignment information and IP address range data. The data date is the build date of the data when the content of this page last changed. Adjacent ranges are merged and expressed as CIDR blocks, so they may differ from the routes actually announced.

This product includes GeoLite2 data created by MaxMind, available from https://www.maxmind.com.