IRON

Data as of 2026-08-30
BGP inherited
Cluster stats
Netblocks29 · 6,712 IPv4 addresses
IPv6 5 prefixes (largest 2606:7000::/32)
Registered in United States (18) · China (2) · Germany (2) · Israel (2) · Ireland (1) · Italy (1)
All fragments 1,050 blocks across 26 clusters
Cluster ID232326095
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 27 shared RIR contact/maintainer handles
Registry names 8 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

10 weekly snapshots · JSON
32 +5 netblocks since 2026-07-05
2026-07-05 peak 32 2026-08-30

IP Ranges (29)

⬇ export CSV
CIDR Org name Registry Status Confidence
8.23.152.0/22 IRON ARIN ASSIGNMENT ● high
8.23.152.0/24 IRON BGP ANNOUNCED ● high
8.23.153.0/24 IRON BGP ANNOUNCED ● high
8.23.154.0/24 IRON BGP ANNOUNCED ● high
8.23.155.0/24 IRON BGP ANNOUNCED ● high
63.230.184.0/22 IRON ARIN ASSIGNMENT ● high
74.118.16.0/24 IRON BGP ANNOUNCED ● high
74.118.16.0/21 IRON ARIN DIRECT ALLOCATION ● high
74.118.17.0/24 IRON BGP ANNOUNCED ● high
74.118.18.0/24 IRON BGP ANNOUNCED ● high
74.118.19.0/24 IRON BGP ANNOUNCED ● high
74.118.22.0/24 IRON BGP ANNOUNCED ● high
74.118.23.0/24 IRON BGP ANNOUNCED ● high
74.121.176.0/22 IRON ARIN DIRECT ALLOCATION ● high
122.224.182.40/30 IRON-GROUP-LTD APNIC ASSIGNED NON-PORTABLE ● high
129.101.249.0/24 IRON BGP ANNOUNCED ● high
206.207.74.0/24 IRON BGP ANNOUNCED ● high
220.189.209.40/30 IRON-GROUP-LTD APNIC ASSIGNED NON-PORTABLE ● high
2602:f70b:db::/48 IRON BGP ANNOUNCED ● high
2606:7000::/32 IRON ARIN DIRECT ALLOCATION ● high
2606:7000:19::/48 IRON BGP ANNOUNCED ● high
2606:7000:c3::/48 IRON BGP ANNOUNCED ● high
80.179.68.0/29 Iron-Ltd RIPE ASSIGNED PA ● low
81.113.178.192/29 IRON-SPA RIPE ASSIGNED PA ● low
81.218.63.104/29 IRON-NET-LTD RIPE ASSIGNED PA ● low
88.79.255.96/28 IRON-NET RIPE ASSIGNED PA ● low
145.253.103.0/29 IRON-NET RIPE ASSIGNED PA ● low
193.1.48.0/22 IRON RIPE ASSIGNED PA ● low
2001:770:a0::/48 IRON RIPE ALLOCATED-BY-LIR ● low

IPv6 ranges (5)

CIDR
2606:7000::/32
2001:770:a0::/48
2602:f70b:db::/48
2606:7000:19::/48
2606:7000:c3::/48

Network trust

what's this?
RPKI hygiene: D how networks compare →
31.2% of checked blocks have valid RPKI ROA coverage (10 of 32)
No discrepancies found among checked blocks.
Routed via provider/NREN (2)

These blocks are cryptographically authorized for this organisation's national research & education network or transit provider — expected topology for an institution that routes through it, not a discrepancy.

2001:770:a0::/48 /48 routed via AS786 — Jisc (Jisc Services Limited)
193.1.48.0/22 /22 routed via AS786 — Jisc (Jisc Services Limited)

NIC Handles

AC1602-AP ARCOR-MNT AS46435 AS8551-MNT AS9116-MNT BJJ3-ARIN CH122-AP DUMY-RIPE DUMY-RIPE HEANET-NOC IRON MAINT-CN-CHINANET-ZJ-HZ +15 more