Social Security Administration
AS11985 is Social Security Administration (ssa.gov). It announces 18,688 IPv4 addresses in 13 prefixes, and 6 IPv6 prefixes.
United States· ARIN· allocated 1999-02-22· 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 States18,688 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- ASN-SSA
- name
- Social Security Administration
- org
- SSA-6
- org name
- Social Security Administration
- org address
- 6401 Security Boulevard, Baltimore, MD, 21235
- org city
- Baltimore
- org country
- US
- country
- US
- source
- arin
- created
- 1999-02-22
- updated
- 2022-01-07
- abuse name
- Jason Devnew
- abuse email
- jason.devnew@ssa.gov
- abuse phone
- +1-410-966-1852
- abuse kind
- person
- abuse city
- Baltimore
- abuse country
- US
- admin name
- Ahmed Khamari
- admin email
- ahmed.khamari@ssa.gov
- admin phone
- +1-410-966-2319
- admin kind
- person
- admin city
- Baltimore
- admin country
- US
- tech
- JED77-ARIN
- tech name
- Jason Devnew
- tech email
- jason.devnew@ssa.gov
- tech phone
- +1-410-966-1852
- tech kind
- person
- tech city
- Baltimore
- 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.
- 0.02%
- anyip0.01%
- None here
- None here
- None here
- None here
- None here
- None here
- Carrier IP2,048Verizon10.96%
- None here
- None here
- None here
- 0.11%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 137.200.0.0/18 | United States | not found | 17 | 2026-10-02 |
| 137.200.0.0/19 | United States | not found | 17 | 2026-10-02 |
| 137.200.0.0/20 | United States | not found | 17 | 2026-10-02 |
| 137.200.11.0/24 | United States | not found | 1 | 2026-10-02 |
| 137.200.16.0/20 | United States | not found | 17 | 2026-10-02 |
| 137.200.32.0/19 | United States | not found | 17 | 2026-10-02 |
| 137.200.32.0/20 | United States | not found | 17 | 2026-10-02 |
| 137.200.48.0/20 | United States | not found | 17 | 2026-10-02 |
| 137.200.49.0/24 | United States | not found | 1 | 2026-10-02 |
| 137.200.228.0/24 | United States | not found | 17 | 2026-10-02 |
| 199.173.224.0/21 | United States | not found | 17 | 2026-10-02 |
| 199.173.224.0/22 | United States | not found | 17 | 2026-10-02 |
| 199.173.228.0/22 | United States | not found | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2001:1930:c00::/38 | United States | not found | 20 | 2026-10-02 |
| 2001:1930:d00::/40 | United States | not found | 20 | 2026-10-02 |
| 2001:1930:d00::/41 | United States | not found | 20 | 2026-10-02 |
| 2001:1930:e00::/40 | United States | not found | 20 | 2026-10-02 |
| 2001:1930:e00::/41 | United States | not found | 20 | 2026-10-02 |
| 2001:1930:3c10::/48 | United States | not found | 20 | 2026-10-02 |
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