Department of Homeland Security

Country United States United States
Updated 02 March 2026

We found 18 IPv4 networks operated by this organization.
Results sorted by network size.

United States Department of Homeland Security
Network: INSINC
CIDR: 161.214.0.0/16
IP Range: 161.214.0.0 - 161.214.255.255
Block size: 65,536
United States Department of Homeland Security
Network: ONENET
CIDR: 64.69.48.0/20
IP Range: 64.69.48.0 - 64.69.63.255
Block size: 4,096
United States Department of Homeland Security
Network: ONENET
CIDR: 173.255.48.0/20
IP Range: 173.255.48.0 - 173.255.63.255
Block size: 4,096
United States Department of Homeland Security
Network: ONENET
CIDR: 216.81.80.0/20
IP Range: 216.81.80.0 - 216.81.95.255
Block size: 4,096
United States Department of Homeland Security
Network: NCSD-01
CIDR: 208.73.184.0/21
IP Range: 208.73.184.0 - 208.73.191.255
Block size: 2,048
United States Department of Homeland Security
Network: VZ
CIDR: 63.64.152.0/22
IP Range: 63.64.152.0 - 63.64.155.255
Block size: 1,024
United States Department of Homeland Security
CIDR: 12.96.98.128/27
IP Range: 12.96.98.128 - 12.96.98.159
Block size: 32
United States Department of Homeland Security
CIDR: 151.200.219.192/27
IP Range: 151.200.219.192 - 151.200.219.223
Block size: 32
United States Department of Homeland Security
CIDR: 12.186.76.160/28
IP Range: 12.186.76.160 - 12.186.76.175
Block size: 16
United States Department of Homeland Security
CIDR: 12.208.77.160/28
IP Range: 12.208.77.160 - 12.208.77.175
Block size: 16
United States Department of Homeland Security
CIDR: 141.156.105.64/28
IP Range: 141.156.105.64 - 141.156.105.79
Block size: 16
United States Department of Homeland Security
CIDR: 12.165.250.80/29
IP Range: 12.165.250.80 - 12.165.250.87
Block size: 8
United States Department of Homeland Security
CIDR: 12.171.26.128/29
IP Range: 12.171.26.128 - 12.171.26.135
Block size: 8
United States Department of Homeland Security
CIDR: 64.222.73.216/29
IP Range: 64.222.73.216 - 64.222.73.223
Block size: 8
United States Department of Homeland Security
CIDR: 96.10.173.120/29
IP Range: 96.10.173.120 - 96.10.173.127
Block size: 8
United States Department of Homeland Security
CIDR: 98.101.51.120/29
IP Range: 98.101.51.120 - 98.101.51.127
Block size: 8
United States Department of Homeland Security
CIDR: 96.2.207.220/30
IP Range: 96.2.207.220 - 96.2.207.223
Block size: 4
United States Department of Homeland Security
CIDR: 96.2.243.224/30
IP Range: 96.2.243.224 - 96.2.243.227
Block size: 4