AS1999 — HOUSE-AS-1

AS1999 announces 5 IPv4 prefixes covering 197,376 addresses and 1 IPv6 prefixes.

About this network

HOUSE-AS-1 is the network of the United States House of Representatives, one chamber of the US Congress.

What it's used for

• Government networking for the House and its member and committee offices.

Notable

• A US federal legislative network, not a commercial ISP or host.
• The low AS number reflects an early-1990s allocation carried forward by the institution.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 74.119.128.0/24
• 74.119.130.0/23
• 137.18.0.0/16
• 143.228.0.0/16
• 143.231.0.0/16
• 2620:0:e20::/46

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS7018 AT&T Enterprises, LLC
• AS12025 Iron Mountain Data Center

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS7018 AT&T Enterprises, LLC
• AS12025 Iron Mountain Data Center

Routing security

• RPKI: 0 valid, 0 invalid and 8 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 38% of announcements registered; 6 route objects.
• Listed in as-sets: AS-COGENT, AS-CTBC-CUSTOMERS87, AS-SUNSET, AS12025:AS-CUSTOMERS, AS26479:AS-CUSTOMERS.