Autonomous System
AS11985 Social Security Administration
GovernmentActiveUnited StatesARIN
AS11985 (ASN-SSA) is a government network operated by Social Security Administration in United States, registered with ARIN. It has 11 IPv4 prefixes with 53,504 addresses and 6 IPv6 prefixes, which makes it the 4,196th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses53,504in 11 prefixes
IPv6 prefixes6≈ 2.2 × 10²⁷ addresses
Size rank#4,196of 82,200 active ASNs
Details
OrganizationSocial Security Administration
AS nameASN-SSA
Websitessa.gov
Country United States (US)
Network typeGovernment
RegistryARIN
Abuse contactjason.devnew@ssa.gov
Registered1999-02-22
Last updated2022-01-07
IPv4 prefixes
11 prefixes · 53,504 addresses| Network | Addresses | First – last address |
|---|---|---|
| 137.200.0.0/18 | 16,384 | 137.200.0.0 – 137.200.63.255 |
| 137.200.0.0/19 | 8,192 | 137.200.0.0 – 137.200.31.255 |
| 137.200.32.0/19 | 8,192 | 137.200.32.0 – 137.200.63.255 |
| 137.200.0.0/20 | 4,096 | 137.200.0.0 – 137.200.15.255 |
| 137.200.16.0/20 | 4,096 | 137.200.16.0 – 137.200.31.255 |
| 137.200.32.0/20 | 4,096 | 137.200.32.0 – 137.200.47.255 |
| 137.200.48.0/20 | 4,096 | 137.200.48.0 – 137.200.63.255 |
| 199.173.224.0/21 | 2,048 | 199.173.224.0 – 199.173.231.255 |
| 199.173.224.0/22 | 1,024 | 199.173.224.0 – 199.173.227.255 |
| 199.173.228.0/22 | 1,024 | 199.173.228.0 – 199.173.231.255 |
| 137.200.228.0/24 | 256 | 137.200.228.0 – 137.200.228.255 |
137.200.0.0/18 137.200.0.0/19 137.200.32.0/19 137.200.0.0/20 137.200.16.0/20 137.200.32.0/20 137.200.48.0/20 199.173.224.0/21 199.173.224.0/22 199.173.228.0/22 137.200.228.0/24
IPv6 prefixes
6 prefixes- 2001:1930:c00::/38
- 2001:1930:d00::/40
- 2001:1930:e00::/40
- 2001:1930:d00::/41
- 2001:1930:e00::/41
- 2001:1930:3c10::/48
2001:1930:c00::/38 2001:1930:d00::/40 2001:1930:e00::/40 2001:1930:d00::/41 2001:1930:e00::/41 2001:1930:3c10::/48
Query AS11985 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS11985&key=YOUR_API_KEY"Any address in its prefixes resolves to AS11985, with or without a key:
curl "https://api.ipapi.is/?q=137.200.0.1"Largest networks in United States
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