AS396973

Department of Homeland Security

AS 396973 DHS-39H

Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

2,048 IP addresses
ASN396973
NameDHS-39H
OrganizationDepartment of Homeland Security
CountryUnited States  
RegistryARIN
IPv4 addresses2,048
IPv6 /64 networks217
Prefixes10
Other ASN allocated to Department of Homeland Security
ASN Name IP addresses
15147 DHSINETNOC 15,872
27331 161-214-0-0 0
40158 NCSD-01 0
396972 DHS-39N 0
IPv4 Prefixes for AS396973 - showing the first 7 of 8 networks
Network Location Addresses
208.73.184.0/24 Department of Homeland Security   Arlington (Bluemont) 256
208.73.186.0/24 Department of Homeland Security   Arlington (Bluemont) 256
208.73.187.0/24 Department of Homeland Security   Arlington (Bluemont) 256
208.73.188.0/24 Department of Homeland Security   Arlington (Bluemont) 256
208.73.189.0/24 Department of Homeland Security   Arlington (Bluemont) 256
208.73.190.0/24 Department of Homeland Security   Arlington (Bluemont) 256
208.73.191.0/24 Department of Homeland Security   Arlington (Bluemont) 256
IPv6 Prefixes for AS396973
Network Location /64 Prefixes
2620:112:5004::/48 Department of Homeland Security   New York 216
2620:112:5005::/48 Department of Homeland Security   New York 216