AS62844 — SEIMITSU - The Seimitsu Corporation

AS62844 announces 8 IPv4 prefixes covering 3,584 addresses and 1 IPv6 prefixes.

About this network

SEIMITSU is operated by The Seimitsu Corporation.

What it's used for

• The address space carries fiber internet and business technology services, evidenced by netnames such as ACC-SEIMITSU-173-245-235 and ZAYO-IDIA-318305-ZYO-209-221-62-0-23.
• The AS announces 3328 IPv4 addresses across 7 prefixes and maintains 12 observed neighbours, a ratio consistent with a regional access provider rather than a transit carrier.
• Traffic from this AS consists of subscriber eyeballs and business endpoints for a fiber ISP based in Savannah, Georgia.

Notable

• Registrants for the majority of prefixes are The Seimitsu Corporation, while two prefixes (64.192.232.0/23 and 64.192.234.0/24) are registered to Epproach Communications, LLC with netnames referencing EPPROACH-SAVANNAH-MSA-3.
• The address inventory is a mix of directly registered blocks and leased space, with netnames indicating Zayo/IDIA transit or peering relationships for some prefixes.

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

Announced prefixes

• 64.192.232.0/23
• 64.192.234.0/24
• 74.122.148.0/22
• 173.245.235.0/24
• 173.245.236.0/24
• 209.221.62.0/23
• 216.119.48.0/23
• 216.119.54.0/24
• 2606:b8c0::/32

Upstream networks

• AS6939 Hurricane Electric LLC
• AS174 Cogent Communications, LLC
• AS6461 Zayo Bandwidth
• AS31877 Accelecom

Downstream networks

• AS3480 Board of Regents of the University System of Georgia
• AS54998 St. Josephs/Candler Health System, Inc.

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS3480 Board of Regents of the University System of Georgia
• AS174 Cogent Communications, LLC
• AS35280 F5 Networks SARL
• AS54998 St. Josephs/Candler Health System, Inc.
• AS6461 Zayo Bandwidth
• AS40111 Parker FiberNet, LLC
• AS31877 Accelecom

Routing security

• RPKI: 10 valid, 0 invalid and 11 not-found announcements; 9 ROAs.
• ASPA: none published.
• IRR: 71% of announcements registered; 24 route objects.
• Listed in as-sets: AS-62844, AS-HURRICANE, AS-HURRICANEV6, AS31877:AS-CUSTOMERS, AS63221:AS-CIX-ATL-CONNECTED.