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How Isle of Man ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to Isle of Man over time.
The largest autonomous systems registered to Isle of Man by IPv4 footprint.
Share of announced address space covered by valid Route Origin Authorizations.
28 autonomous systems registered to Isle of Man. Click an AS for detail.
| AS48536IM | FILCO-AS TSG Interactive Services Limited | 3.1K | 7 |
| AS57567IM | DUMARCA North South West Limited | 2K | 6 |
| AS35691IM | PLAN-COM Plan Communications Ltd | 1.5K | 3 |
| AS207092IM | SC-Limited SC IP Limited | 1K | 3 |
| AS197385IM | STACUITY-INET Stacuity Limited | 1K | 4 |
| 6.1K |
| 131.1K |
| 15 |
| AS43338IM | RATIONAL-AS TSG Interactive Services Limited | 4.6K | — | 11 |
| AS48536IM | FILCO-AS TSG Interactive Services Limited | 3.1K | — | 7 |
| AS57567IM | DUMARCA North South West Limited | 2K | — | 6 |
| AS35691IM | PLAN-COM Plan Communications Ltd | 1.5K | — | 3 |
| AS197385IM | STACUITY-INET Stacuity Limited | 1K | — | 4 |
| AS207092IM | SC-Limited SC IP Limited | 1K | — | 3 |
| AS201898IM | AS-BLUEWAVE BlueWave Communications Limited | 1K | 524.3K | 2 |
| AS24851IM | UK-NETCETERA Netcetera Ltd. | 768 | — | 3 |
| AS57198IM | Partitionware-AS OV Limited | 512 | 65.5K | 3 |
| AS44481IM | PDMS-AS Professional Data Management Services Limited | 512 | — | 2 |
| AS212873IM | Hobarton Hobarton Limited | 256 | — | 1 |
| AS200348IM | SC-Limited SC IP Limited | 256 | — | 1 |
| AS43745IM | FORENAINC-AS-EU Forena Limited | — | — | 0 |
| AS44168IM | CONTINENT8-AS CONTINENT 8 TECHNOLOGIES PLC | — | — | 0 |
| AS218442IM | INSAMONT Insamont Digital Limited | — | — | 0 |
| AS208770IM | im-greacon Greacon Limited | — | — | 0 |
| AS926IM | AS926 AS926 Limited | — | — | 0 |
| AS210607IM | ORG-BCL24-RIPE ManxIX Limited | — | — | 0 |
| AS47856IM | DELTAPROD-AS Delta Productions Ltd | — | — | 0 |
| AS132227IM | A2D-AS-AP - A2D Entertainment Limited | — | — | 0 |
| AS50328IM | ORG-BCL24-RIPE ManxIX Limited | — | — | 0 |
| AS64480IM | sdholding SC IP Limited | — | — | 0 |
| AS208400IM | STACUITY Stacuity Limited | — | — | 0 |
| AS211911IM | devexperts-solutions Devexperts LLC | — | — | 0 |