AS683 — ARGONNE-AS - Argonne National Laboratory

AS683 announces 18 IPv4 prefixes covering 297,216 addresses and 9 IPv6 prefixes.

About this network

The network of Argonne National Laboratory (ARGONNE-AS), a US Department of Energy national laboratory near Chicago, Illinois.

What it's used for

• Networking for scientific research, computing, and lab operations.

Notable

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

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

Announced prefixes

• 130.202.0.0/16
• 140.221.0.0/18
• 140.221.68.0/22
• 140.221.72.0/21
• 140.221.80.0/20
• 140.221.96.0/23
• 140.221.112.0/20
• 146.137.0.0/16
• 146.139.0.0/16
• 164.54.0.0/16
• 192.5.84.0/24
• 192.5.86.0/23
• 192.5.170.0/23
• 192.5.174.0/23
• 192.5.176.0/20
• 192.5.200.0/24
• 192.148.94.0/23
• 198.252.143.0/24
• 2602:278:2000::/36
• 2602:278:4000::/35
• 2602:278:8100::/48
• 2602:278:9000::/36
• 2602:278:aaaa::/48
• 2602:278:e100::/40
• 2602:278:e200::/48
• 2602:278:e220::/48
• 2620:0:dc0::/48

Upstream networks

• AS293 ESnet
• AS22335 Metropolitan Research and Education Network

Adjacent networks

• AS293 ESnet
• AS22335 Metropolitan Research and Education Network

Routing security

• RPKI: 28 valid, 0 invalid and 6 not-found announcements; 21 ROAs.
• ASPA: none published.
• IRR: 68% of announcements registered; 48 route objects.
• Listed in as-sets: AS-HURRICANE, AS-HURRICANEV6, AS-STARTAPAP, AS-STARTAPCA, AS-STARTAPCN, AS-STARTAPEU, AS-STARTAPLA, AS-STARTAPME, AS-STARTAPRU, AS-UDOS, AS20965:AS-FROM-TEIN-TO-GEANT, AS22335:AS-CUSTOMERS, AS293:AS-ESNET, AS293:AS-FROM-SINGAREN-TO-ESNET.