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How Italy 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 Italy over time.
The largest autonomous systems registered to Italy by IPv4 footprint.
Italy against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
1,307 autonomous systems registered to Italy. Click an AS for detail.
| ASN-TIM Telecom Italia S.p.A. |
| 2M |
| 20 |
| AS24608IT | WINDTRE-AS WIND TRE S.P.A. | 1.5M | 16 |
| AS8968IT | BT-Italia BT Italia S.p.A. | 978.7K | 33 |
| AS12663IT | VODAFONE-GROUP Fastweb SpA | 646.1K | 172 |
| AS3302IT | AS-RETELIT-IRIDEOS Retelit Digital Services S.p.A. | 628.5K | 54 |
| 3 |
| 3 |
| AS209076IT | vayu Vayu S.r.l | — | 524.3K | 1 |
| AS197151IT | asalextop Alessandro Topazzi | — | 256 | 1 |
| AS211414IT | LORENZO-AS Lorenzo Zolfanelli | — | 1 | 1 |
| AS213709IT | DanieleFerrara Daniele Ferrara | — | 256 | 1 |
| AS199547IT | VOIX-AS NETandWORK s.r.l. | — | — | 0 |
| AS207554IT | HALSERVICE HAL Service SpA | — | — | 0 |
| AS208018IT | hiperlansicilia Fiber Telecom S.p.A. | — | — | 0 |
| AS18918IT | UNO Uno Communications SpA | — | — | 0 |
| AS25002IT | LINEACOM-AS A2A Smart City S.P.A | — | — | 0 |
| AS61968IT | MIX-RS MIX S.r.L. - Milan Internet eXchange | — | — | 0 |
| AS202679IT | ASD3M Deltatre S.p.A. | — | — | 0 |
| AS202785IT | Neoss Neoss S.r.l. | — | — | 0 |
| AS203265IT | QINET-AS 4WARD S.R.L. | — | — | 0 |
| AS206881IT | ENACONSULTING-AS Amt Services srl | — | — | 0 |
| AS214764IT | Alberto-Spaziano-Net Alberto Spaziano | — | — | 0 |
| AS48251IT | DTV-AS NOIXA s.r.l. | — | — | 0 |
| AS207669IT | TKS-IT-AS TKS Tele Kommunikation und Service S.R.L | — | — | 0 |
| AS35105IT | RFI Rete Ferroviaria Italiana - SOCIETA' PER AZIONI - RFI S.P.A. | — | — | 0 |
| AS198634IT | mdjgroup MDJ GROUP SRL | — | — | 0 |
| AS213844IT | ARMADA_IPV6_VEN Fabio Mascio | — | 1 | 1 |
| AS211723IT | ITPNET-AS Peter Pohl | — | 1 | 1 |
| AS203528IT | FabrizzioPetrucci-AS Fabrizzio Jose Petrucci | — | 16 | 1 |
| AS44908IT | MANG_AS Manuel Gatterer | — | 2.4K | 6 |
| AS209757IT | brillia-as Cava Energia S.r.l. | — | — | 0 |
| AS47646IT | ALTHEA-AS ALTHEA S.P.A. | — | — | 0 |
| AS31686IT | NETISON-AS NETisON SRL | — | 524.3K | 1 |
| AS209460IT | Riccardo-Zanol Riccardo Zanol | — | 2 | 2 |
| AS197736IT | MB Matteo Berrettoni | — | 1 | 1 |
| AS204085IT | DISPAISY-AS2 Adam Grazioli | — | 19 | 4 |
| AS200752IT | SPINNAKER-AS Spinnaker S.r.l. | — | — | 0 |
| AS211886IT | stel-sardinia STEL S.R.L. | — | — | 0 |
| AS50112IT | FUB-AS Fondazione Ugo Bordoni | — | — | 0 |
| AS204611IT | AS-Giuseppe-Augiero Giuseppe Augiero | — | 6 | 3 |
| AS216164IT | C1V-ISP Cinzia Tocci trading as Lumanex Srl | — | — | 0 |
| AS204235IT | nicoloinvernizzi-as Nicolo Invernizzi | — | 16 | 1 |
| AS198747IT | DaniilGentili Daniil Gentili | — | 1 | 1 |
| AS212539IT | OTTER-AS Francesco Masala | — | 4.1K | 2 |
| AS212467IT | MANDELBIT Mandelbit SRL | — | 1 | 1 |
| AS214050IT | ZKN-AS Kevin Zheng | — | 1 | 1 |
| AS215536IT | AS-PPNET6 Patrizio Palumbo | — | 2 | 2 |
| AS202724IT | ANTEK ANTEKLAB S.R.L. | — | — | 0 |
| AS207516IT | MTKSRL MTK S.R.L. | — | — | 0 |
| AS214245IT | EVOFIBER Evo Fiber SRL | — | — | 0 |
| AS199084IT | E-SED Maggioli S.p.a. | — | — | 0 |
| AS50909IT | MEDIAVENETO Media Veneto SRL | — | — | 0 |
| AS199026IT | aY-AS ALCONN SRL | — | — | 0 |