DEPARTMENT OF HOMELAND SECURITY
AS15147 is DEPARTMENT OF HOMELAND SECURITY (dhs.gov). It announces 15,360 IPv4 addresses in 16 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 2006-11-03· government
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States15,360 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- DHSINETNOC
- name
- DEPARTMENT OF HOMELAND SECURITY
- org
- DHS-37
- org name
- DEPARTMENT OF HOMELAND SECURITY
- org address
- Department of Homeland Security, 245 Murray Lane, SW, Washington, DC, 20528
- org city
- Washington
- org country
- US
- country
- US
- source
- arin
- created
- 2006-11-03
- updated
- 2012-03-02
- abuse name
- DHS-NOC
- abuse phone
- +1-877-347-1638
- abuse kind
- role
- abuse city
- Washington
- abuse country
- US
- admin name
- DHS-NOC
- admin phone
- +1-877-347-1638
- admin kind
- role
- admin city
- Washington
- admin country
- US
- tech
- DIA9-ARIN
- tech name
- DHS IPv6 ADMINISTRATION
- tech email
- DHS.IPv6.ADMIN@dhs.gov
- tech phone
- +1-703-921-6347
- tech kind
- role
- tech city
- SPRINGFIELD
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 64.69.48.0/20 | United States | not found | 18 | 2026-10-02 |
| 161.214.7.0/24 | United States | not found | 17 | 2026-10-02 |
| 161.214.8.0/22 | United States | not found | 17 | 2026-10-02 |
| 161.214.9.0/24 | United States | not found | 17 | 2026-10-02 |
| 161.214.10.0/24 | United States | not found | 17 | 2026-10-02 |
| 161.214.17.0/24 | United States | not found | 17 | 2026-10-02 |
| 161.214.18.0/24 | United States | not found | 17 | 2026-10-02 |
| 161.214.122.0/24 | United States | not found | 17 | 2026-10-02 |
| 161.214.123.0/24 | United States | not found | 17 | 2026-10-02 |
| 161.214.126.0/24 | United States | not found | 17 | 2026-10-02 |
| 161.214.127.0/24 | United States | not found | 17 | 2026-10-02 |
| 161.214.183.0/24 | United States | not found | 17 | 2026-10-02 |
| 173.255.48.0/21 | United States | not found | 18 | 2026-10-02 |
| 173.255.56.0/21 | United States | not found | 18 | 2026-10-02 |
| 216.81.80.0/21 | United States | not found | 18 | 2026-10-02 |
| 216.81.88.0/21 | United States | not found | 18 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2600:400::/32 | United States | valid | 20 | 2026-10-02 |
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