AS46435 — IRON - IRON

AS46435 announces 5 IPv4 prefixes covering 3,840 addresses and 2 IPv6 prefixes.

About this network

The AS handle is IRON and the holder is Idaho Regional Optical Network.

What it's used for

• The address space carries regional fiber infrastructure and university connectivity, evidenced by netnames IDAHO-REGIONAL-OPTICAL-NETWORK, IDAHO-WESTNET, and UIDAHO.
• The AS announces 4096 IPv4 addresses and 22 IPv6 prefixes, with 18 observed neighbours, indicating a regional access and transit provider serving Idaho.
• Traffic includes subscriber eyeballs, university research and education endpoints, and regional backhaul for the Idaho fiber network.

Notable

• Registrants for the majority of prefixes are IRON, while the 129.101.249.0/24 block is registered to the University of Idaho, reflecting a partnership or leased space arrangement.
• The address inventory is a mix of /22 and /24 blocks, with a significant portion under the IDAHO-REGIONAL-OPTICAL-NETWORK netname, consistent with a regional ISP footprint.

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

Announced prefixes

• 8.23.152.0/22
• 74.118.16.0/22
• 74.118.22.0/23
• 74.121.176.0/22
• 129.101.249.0/24
• 2602:f70b:db::/48
• 2606:7000::/32

Upstream networks

• AS6461 Zayo Bandwidth
• AS3356 Level 3 Parent, LLC
• AS6939 Hurricane Electric LLC
• AS11164 Internet2
• AS11537 Internet2
• AS293 ESnet

Downstream networks

• AS11808 University of Idaho
• AS11252 Idaho State University
• AS1062 City of Emmett
• AS33281 BRIGHAM YOUNG UNIVERSITY - IDAHO
• AS46662 Boise State University
• AS393592 Bonneville Joint School District no. 93
• AS22704 College of Eastern Idaho
• AS32193 City of Ammon, Idaho
• AS402910 Jefferson
• AS14702 Idaho National Laboratory
• AS23492 Nez Perce Tribe
• AS27282 North Idaho College

Adjacent networks

• AS6461 Zayo Bandwidth
• AS11808 University of Idaho
• AS3356 Level 3 Parent, LLC
• AS6939 Hurricane Electric LLC
• AS11252 Idaho State University
• AS1062 City of Emmett
• AS33281 BRIGHAM YOUNG UNIVERSITY - IDAHO
• AS11537 Internet2
• AS46662 Boise State University
• AS393592 Bonneville Joint School District no. 93
• AS22704 College of Eastern Idaho
• AS32193 City of Ammon, Idaho
• AS402910 Jefferson
• AS11164 Internet2
• AS14702 Idaho National Laboratory
• AS23492 Nez Perce Tribe
• AS27282 North Idaho College
• AS293 ESnet

Routing security

• RPKI: 2 valid, 0 invalid and 15 not-found announcements; 2 ROAs.
• ASPA: none published.
• IRR: 88% of announcements registered; 50 route objects.
• Listed in as-sets: AS-IRON, AS1062:AS-PEERS, AS14702:AS-PEERS, AS46435:AS-CONE.

Internet exchanges

• Seattle Internet Exchange — Seattle, United States