AS50 — ORNL-MSRNET - Oak Ridge National Laboratory

AS50 announces 10 IPv4 prefixes covering 133,632 addresses and 1 IPv6 prefixes.

About this network

An early low-numbered allocation (ORNL-MSRNET) serving Oak Ridge National Laboratory, a US Department of Energy national laboratory in Oak Ridge, Tennessee.

What it's used for

• Scientific, research, and operational networking for a DOE national lab.

Notable

• A US government / national-lab network, not a commercial ISP or host.
• The low AS number reflects an allocation from the internet's earliest years.

Interesting

• Oak Ridge is home to some of the world's most powerful supercomputers, including systems used for large-scale scientific research.

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

Announced prefixes

• 128.219.0.0/16
• 160.91.0.0/16
• 192.12.68.0/24
• 192.31.96.0/24
• 192.148.93.0/24
• 192.148.96.0/23
• 192.188.177.0/24
• 192.188.178.0/23
• 192.188.180.0/24
• 192.188.182.0/24
• 2620:0:2b30::/44

Upstream networks

• AS293 ESnet
• AS10490 Georgia Institute of Technology

Adjacent networks

• AS293 ESnet
• AS10490 Georgia Institute of Technology

Routing security

• RPKI: 0 valid, 0 invalid and 11 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 18 route objects.
• Listed in as-sets: AS-HURRICANE, AS-HURRICANEV6, AS-SOX-TRANSIT, AS-SOX-TRANSIT-IPV6, AS-ZENEDGE, AS20965:AS-FROM-TEIN-TO-GEANT, AS293:AS-ESNET.