AS31986 — TENASKA-INC - Tenaska, Inc.

AS31986 announces 2 IPv4 prefixes covering 512 addresses and 0 IPv6 prefixes.

About this network

The AS handle TENASKA-INC is held by Tenaska, Inc.

What it's used for

• The address space carries corporate infrastructure for an energy company, evidenced by netnames DAL-TENASKA and QTS-TENASKA which suggest site-specific or data center allocations.
• The AS announces 512 IPv4 addresses across 2 prefixes with 3 observed neighbours, indicating a small, self-contained internal network rather than a transit or access provider.

Notable

• The registrants for both prefixes are listed as Private Customer, which aligns with the holder being a private company.
• Tenaska is one of the largest privately held independent energy companies in the United States, operating in natural gas marketing, power marketing, and generation.
• The inventory consists of two contiguous /24 blocks (208.87.149.0/24 and 208.87.150.0/24) with no IPv6 prefixes announced.

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

Announced prefixes

• 208.87.149.0/24
• 208.87.150.0/24

Upstream networks

• AS40107 Quality Technology Services, LLC
• AS3356 Level 3 Parent, LLC
• AS7018 AT&T Enterprises, LLC

Adjacent networks

• AS40107 Quality Technology Services, LLC
• AS3356 Level 3 Parent, LLC
• AS7018 AT&T Enterprises, LLC

Routing security

• RPKI: 2 valid, 0 invalid and 0 not-found announcements; 4 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 5 route objects.
• Listed in as-sets: AS-BTN-CUSTOMERS, AS-FLRNET-AGGREGATE, AS-FLRNET-CONNECTORS, AS-FLRNET-CONNECTORS, AS-FLRNET-MEMBERS, AS-QTS-40107, AS-WINDSTREAM-CUST, AS-ZENEDGE.