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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.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS3269IT | ASN-IBSNAZ Telecom Italia S.p.A. | 22.2M | 331 |
| AS1267IT | ASN-WINDTRE WIND TRE S.P.A. | 10.3M | 225 |
| AS12874IT | FASTWEB Fastweb SpA | 7.4M | 128 |
| AS30722IT | VODAFONE-IT-ASN Fastweb SpA | 7.1M | 287 |
| AS137IT | ASGARR Consortium GARR | 2.8M | 83 |
| AS16232IT | 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. | 977.7K | 32 |
| AS3302IT | AS-RETELIT-IRIDEOS Retelit Digital Services S.p.A. | 628.5K | 54 |
| AS210278IT | SKYIT-BB Sky Italia srl | 590.8K | 12 |
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.
| AS | Holder | IPv4 ↓ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS208437IT | HYPERBIT-AS HyperBit SRLs | 512 | 4.9K | 7 |
| AS196880IT | LEONARDO_CSDCC-AS Leonardo S.p.A. | 512 | — | 2 |
| AS211222IT | we-link FRANCESCO GAGLIANO trading as WE LINK | 512 | 65.5K | 3 |
| AS206947IT | WIFIMULTIMEDIA Cosimo Vitale trading as WIFI MULTIMEDIA | 512 | — | 2 |
| AS206789IT | IPERALAS Iperal Supermercati S.p.a. | 512 | — | 2 |
| AS5502IT | NATO SACLANT Undersea Research Centre | 512 | — | 1 |
| AS198166IT | BORSAITALIANA-AS Borsa Italiana S.P.A. | 512 | — | 2 |
| AS211661IT | ASWITECH WI-TECH SRL | 512 | 524.3K | 3 |
| AS24717IT | ASM-SETTIMO-ASN PATRIMONIO CITTA' DI SETTIMO TORINESE S.R.L. | 512 | — | 1 |
| AS15923IT | ASN-LOGOS Logos S.P.A. | 512 | — | 1 |
| AS205985IT | halleyinformatica Halley Informatica srl | 512 | — | 2 |
| AS212700IT | it-totalconn In Aria! Italia Srl | 512 | — | 1 |
| AS15607IT | BPER Banca SPA | 512 | — | 2 |
| AS39019IT | DALMINE_SPA-AS DALMINE S.P.A. | 512 | — | 2 |
| AS211102IT | PREVINET-AS Previnet S.p.A. | 512 | — | 2 |
| AS201362IT | IT-IFMGROUP BASE DIGITALE PLATFORM S.P.A. | 512 | — | 2 |
| AS211519IT | PIUDSL PIU' DSL S.R.L.S | 512 | — | 2 |
| AS211276IT | IT-IFMGROUP-RM BASE DIGITALE PLATFORM S.P.A. | 512 | — | 2 |
| AS211138IT | PRIVATEHOSTING-NET Private-Hosting di Cipriano oscar | 512 | — | 2 |
| AS206598IT | NOVA-SYSTEMS-SERVICE LEVIAHUB S.P.A. | 512 | — | 2 |
| AS57913IT | toscanatlc ToscanaTLC s.r.l. | 512 | 524.3K | 3 |
| AS208200IT | FASTSERVERS-IT-AS Konstantin Kirsanov | 512 | 5 | 7 |
| AS41169IT | AVIO-AS GE AVIO S.R.L. | 512 | — | 1 |
| AS215706IT | ASN-WIRITALY WIRITALY SRLS | 512 | — | 2 |
| AS41651IT | ASN-RVE Regione Veneto | 512 | — | 2 |
| AS58039IT | MYNET_PROJECT_NET MYNET TRENTINO SRL | 512 | — | 2 |
| AS198059IT | RadioDataNetAS Gianluca Della Bona trading as Radio Data Net | 512 | 524.3K | 3 |
| AS49976IT | AREATS-NET Area Science Park | 512 | — | 1 |
| AS60432IT | ASN-forisp 4ISP SRL | 512 | 2 | 4 |
| AS213653IT | QUADRANTESERVIZI-AS QUADRANTE SERVIZI S.R.L | 512 | 524.3K | 3 |
| AS207964IT | GI-GROUP Gi Group Holding S.p.A | 512 | — | 1 |
| AS212394IT | ISS ISS S.R.L.S. | 512 | — | 2 |
| AS204605IT | SACBO S.A.C.B.O. s.p.a | 512 | — | 1 |
| AS215933IT | Fenice-Servizi Fenice Servizi SRLs | 512 | — | 2 |
| AS198772IT | COSTACROCIERE-AS Costa Crociere S.p.a. | 512 | — | 2 |
| AS201220IT | GRUPPOEURIS-AS Gruppo EURIS Spa | 512 | — | 1 |
| AS215760IT | DISPAISY-AS Adam Grazioli | 512 | 67.4K | 20 |
| AS210687IT | qwireless-as QWireless srls | 512 | — | 2 |
| AS215337IT | IT-CONNECTO Connecto s.r.l. | 512 | 524.3K | 3 |
| AS56641IT | ANIMASGR ANIMA SGR S.P.A. | 512 | 1 | 2 |
| AS208000IT | MEGACOM Roberto Cardone trading as Megacom | 512 | — | 2 |
| AS207631IT | CLOUD88 Cloud88 S.R.L. | 512 | 257 | 4 |
| AS34428IT | EIGHTROUTE Giulio Lo Presti | 512 | 1M | 4 |
| AS62054IT | HORIZONT HORIZONT COMUNICAZIONI S.R.L. | 512 | — | 2 |
| AS44485IT | MICOS-BANK MIS - Mediobanca Innovation Service S.C.P.A | 512 | — | 1 |
| AS209172IT | ASPCM Presidenza del Consiglio dei Ministri - Dipartimento delle informazioni per la sicurezza | 512 | — | 2 |
| AS204614IT | CHIESI-AS CHIESI Farmaceutici SpA | 512 | — | 2 |
| AS41986IT | SARDEGNAIT-AS Sardegna IT srl | 512 | — | 2 |
| AS213972IT | fiberloop Etere SRLS | 512 | 18 | 5 |
| AS214443IT | BEBYTE BE BYTE SRL | 512 | 524.3K | 2 |