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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. | 22M | 328 |
| 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 RETELIT-X S.R.L. | 977.7K | 32 |
| AS3302IT | AS-RETELIT-IRIDEOS Retelit Digital Services S.p.A. | 631K | 57 |
| 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.
1,319 autonomous systems registered to Italy. Click an AS for detail.
| AS | Holder | IPv4 ↓ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS212590IT | FIVELINK Fivelink Srl | 1.3K | 524.3K | 3 |
| AS58154IT | MPAE-AS MPAE Srl | 1.3K | 524.3K | 3 |
| AS213123IT | ALPERIASPA ALPERIA SPA | 1.3K | — | 3 |
| AS199342IT | UNICATTOLICA-AS Universita Cattolica del Sacro Cuore | 1.3K | — | 2 |
| AS198349IT | AS-BALENO Baleno S.r.l. | 1.3K | — | 2 |
| AS208328IT | L2N Luigi Labate | 1.3K | 132.1K | 11 |
| AS207697IT | IMMOBILIARE_IT Immobiliare.it S.p.A. | 1.3K | — | 5 |
| AS60943IT | FIBERLAND-AS FIBERLAND SRLS | 1.3K | 524.3K | 3 |
| AS210057IT | INFINITYWIFI INFINITY LINE SRL | 1.3K | — | 2 |
| AS210172IT | MAirNet MARLETTA SAT S.R.L. | 1.3K | — | 2 |
| AS209987IT | valcanale-net Valcanale Energia Srl | 1.3K | — | 2 |
| AS208873IT | noixaspa NOIXA S.P.A | 1.3K | — | 3 |
| AS208432IT | posdata-as Posdata SRL | 1.3K | 524.3K | 3 |
| AS213522IT | INIX INIX Group Italia S.r.l. | 1.3K | 3 | 8 |
| AS206004IT | DOLOMITINET-AS Dolomitinet srl | 1.3K | — | 4 |
| AS207227IT | ASN-boot Bootstrap srl | 1.3K | 1M | 4 |
| AS206658IT | Aryaplus Arya S.r.l. | 1.3K | 524.3K | 5 |
| AS31043IT | ITCILO-ASN International Training Centre of the ILO | 1.3K | — | 2 |
| AS204309IT | ccompany C. Company S.r.l. | 1.3K | — | 2 |
| AS206737IT | MEDIATELCO MEDIATELCO SRL | 1.3K | 524.3K | 3 |
| AS212054IT | all42 Skillworks S.R.L. | 1.3K | 524.3K | 6 |
| AS57525IT | ASGNV GRANDI NAVI VELOCI SPA | 1.3K | — | 5 |
| AS206173IT | sioplus SIOPLUS S.R.L. | 1.3K | 524.3K | 5 |
| AS198843IT | ASIFIBER LIBRA S.R.L. | 1.3K | — | 2 |
| AS25300IT | VEM-SISTEMI VEM SISTEMI S.p.A. | 1.3K | — | 2 |
| AS205276IT | SICULANET Sicula System Srl | 1.3K | — | 2 |
| AS214620IT | LASPORTIVA-AS La Sportiva S.p.A. | 1.3K | — | 4 |
| AS62093IT | CICORELLA Cicorella srl | 1.3K | 524.3K | 3 |
| AS215186IT | ASN-PREMIERE Premiere S.R.L.S. | 1.3K | — | 5 |
| AS47568IT | ASN-LANSERVICE LAN SERVICE s.r.l. | 1.3K | — | 3 |
| AS64420IT | ASNETW NET WIRELESS S.R.L. | 1.3K | — | 2 |
| AS206207IT | ASN-PANSERVICE-SRV Giuliano Claudio Peritore trading as "Panservice s.a.s. di Cuseo Fabrizio & C." | 1.3K | 65.5K | 3 |
| AS204280IT | sielte SIELTE S.P.A. | 1.3K | — | 2 |
| AS209408IT | BZ-AS BZSOLUTIONS SRL | 1.3K | 524.3K | 3 |
| AS51872IT | ASN-SILTELDTS SILTEL TELECOMUNICAZIONI SRL | 1.3K | — | 2 |
| AS196654IT | DEDACLOUD-AS Deda Tech SRL | 1.3K | — | 2 |
| AS42538IT | ComBS-AS COMUNE DI BRESCIA | 1.3K | — | 2 |
| AS212508IT | LOWHOSTING-AS Lowhosting services of Davide Gennari | 1.3K | 16 | 21 |
| AS199321IT | INTESYS-AS Intesys Networking Srl | 1.3K | 65.5K | 3 |
| AS204795IT | Siti-fibernetwork-it Marco Accardo | 1.3K | — | 2 |
| AS2597IT | CCTLD-IT Consiglio Nazionale delle Ricerche | 1.3K | 10 | 14 |
| AS200604IT | INTRANETWIFI RUBELLO LINO trading as RUBELLO IMPIANTI | 1.3K | — | 2 |
| AS51679IT | WANSERVICE-WIFI_SARDEGNA Societa Cooperativa Sociale Wan Service | 1.3K | — | 5 |
| AS208337IT | TELEMANAPOLI TELEMANAPOLI S.R.L. | 1.3K | — | 5 |
| AS213847IT | ASN-IREN IREN S.P.A | 1.3K | — | 2 |
| AS200073IT | NEST2-AS LUTECH S.P.A. | 1.3K | — | 2 |
| AS213791IT | XeniaGroup-SRL XeniaGroup SRL | 1.3K | 16 | 6 |
| AS206821IT | WEBCOM_TLCSRL Webcom TLC srl | 1.3K | — | 2 |
| AS204903IT | ColliniGroup FLASHSTART GROUP SRL | 1.3K | 4 | 9 |
| AS207157IT | CAMESPA-AS CAME S.P.A. | 1K | — | 4 |