The Iceland IoC dashboard — how to read the live data

~5 min read · reviewed by a working Icelandic sysadmin · drafted with AI assistance

A short reading guide for the live Iceland Security Dashboard — what "Icelandic" means in the pipeline, how tenants are attributed, how the tier badges work, and what's deliberately filtered out. For the operational handbook — laws, who-to-call, the 14-item checklist — see the defender handbook.

The live tools at a glance

How "Icelandic" is defined

A routing-and-registry definition, not a flag-on-the-map one:

What it deliberately doesn't include: VPN endpoints, CDN edges, or browser-based geoIP. Those produce false attribution at scale.

Attribution — who actually owns the IP

The dashboard's by-tenant panel takes flagged Icelandic IPs and answers "who actually owns this address space, and what are they hosting?" Three attribution layers, in order:

  1. PTR-hostname — if the IP's reverse DNS points at an Icelandic organisation's domain (hi.is, or.is, isb.is), that's the tenant.
  2. RIPE block — if PTR is generic or LIR-branded (*.1984.is, *.cprapid.com, *.iceservers.net), fall back to the prefix's RIPE netname / org.
  3. Fall-through — if neither resolves to a recognisable Icelandic organisation, the row sits under 🏢 IP-space holders with the LIR (the hosting company that holds the allocation) in italic — separate from the named-tenant tiers.

A noisy IP at 1984 ehf or Advania almost always means a customer got compromised, not that the operator is malicious. Big consumer/telco networks are scored against a bigger benign base — a few flagged IPs at Síminn or Nova is "a customer got popped", not "the operator is hostile". A high count concentrated in a small niche network reads differently.

Tier classification — what the emoji mean

Each named tenant is sorted into one of five tiers based on multi-source confirmation in the last 30 days:

Tier emoji do not appear on 🏢 IP-space holders rows — those are LIR allocations where the actual tenant is unknown. Lumping a hosting company under a tier emoji reads as a verdict on the company, which it isn't.

What's been masked

What the dashboard isn't

For what to do with anything here — laws that apply, who to call, the 14-item checklist — see the defender handbook.

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Reviewed by a working Icelandic sysadmin · drafted with AI assistance. Corrections to admin@1881.is.