Autonomous System

AS1999 U.S. House of Representatives

GovernmentActiveUnited StatesARIN

AS1999 (HOUSE-AS-1) is a government network operated by U.S. House of Representatives in United States, registered with ARIN. It has 7 IPv4 prefixes with 197,632 addresses and 1 IPv6 prefix, which makes it the 1,317th largest of 82,141 active autonomous systems by IPv4 space.

IPv4 addresses197,632in 7 prefixes
IPv6 prefixes1≈ 4.8 × 10²⁴ addresses
Size rank#1,317of 82,141 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationU.S. House of Representatives
AS nameHOUSE-AS-1
Websitehouse.gov
Country United States (US)
Network typeGovernment
RegistryARIN
Abuse contactjventre@mail.house.gov
Registered1992-09-21
Last updated2010-05-25

IPv4 prefixes

7 prefixes · 197,632 addresses
NetworkAddressesFirst – last address
137.18.0.0/1665,536137.18.0.0 – 137.18.255.255
143.228.0.0/1665,536143.228.0.0 – 143.228.255.255
143.231.0.0/1665,536143.231.0.0 – 143.231.255.255
74.119.128.0/2425674.119.128.0 – 74.119.128.255
74.119.130.0/2425674.119.130.0 – 74.119.130.255
74.119.131.0/2425674.119.131.0 – 74.119.131.255
143.228.193.0/24256143.228.193.0 – 143.228.193.255

IPv6 prefixes

1 prefix
  • 2620:0:e20::/46

Query AS1999 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=AS1999&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS1999, with or without a key:

curl "https://api.ipapi.is/?q=137.18.0.1"

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