AS30687 — NWS-SOUTHERN-REGION-HEADQUARTERS

AS30687 announces 4 IPv4 prefixes covering 1,280 addresses and 0 IPv6 prefixes.

About this network

NWS-SOUTHERN-REGION-HEADQUARTERS is operated by the National Weather Service Southern Region Headquarters.

What it's used for

• The address space carries internal government infrastructure, evidenced by the netname NATIONAL-WEATHER-SERVICE-SRARCHIVEIIREQ across all announced prefixes.
• The AS announces 1280 IPv4 addresses across 4 prefixes with only 1 observed neighbour, indicating a small, isolated internal network rather than a transit or access provider.

Notable

• All registrants match the announcer, consistently identified as National Weather Service Southern Region Headquarters.
• The address inventory consists of four contiguous or near-contiguous blocks within the 216.38.80.0/20 range, reflecting a finely subdivided internal corporate estate.

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

Announced prefixes

• 216.38.80.0/24
• 216.38.85.0/24
• 216.38.91.0/24
• 216.38.92.0/23

Upstream networks

• AS3477 National Oceanic and Atmospheric Administration

Adjacent networks

• AS3477 National Oceanic and Atmospheric Administration

Routing security

• RPKI: 5 valid, 0 invalid and 0 not-found announcements; 5 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 5 route objects.
• Listed in as-sets: AS-3477-ALL, AS-FRGP, AS-LEARN-DFW-INTRASTATE, AS-LEARN-HOUSTON-INTERNET, AS-LEARN-INST, AS-NTG-COMMODITY-MEMBER-DENY, AS16905:AS-CONE, AS22645:AS-CONE.