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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 |
|---|---|---|---|---|
| AS212680IT | it-sonatrach SONATRACH RAFFINERIA ITALIANA S.R.L. | 256 | — | 1 |
| AS211278IT | intesigroup INTESI GROUP S.P.A. | 256 | — | 1 |
| AS204379IT | InnoviaSRL INNOVIA, SICUREZZA, INFORMATICA E TELECOMUNICAZIONI SRL | 256 | — | 1 |
| AS210569IT | ASNamirialSN Namirial spa | 256 | — | 1 |
| AS199744IT | ITESYS-AS itesys srl | 256 | — | 1 |
| AS205729IT | AGSM-AS MAGIS S.P.A. | 256 | — | 1 |
| AS218793IT | royalweb-as Royal Web s.r.l.s. | 256 | — | 1 |
| AS206615IT | ASCOOPSERVICE COOPSERVICE S. COOP P.A. | 256 | — | 1 |
| AS200616IT | absacciai Acciaierie Bertoli Safau S.p.A | 256 | — | 1 |
| AS62092IT | nts NTS NETWORK SPA | 256 | — | 1 |
| AS214219IT | UNICREDIT-AS-LND-UK UniCredit S.p.A. | 256 | — | 1 |
| AS211358IT | AS-IPV6GO Patrizio Palumbo | 256 | 26 | 12 |
| AS39739IT | ASIGUZZINI iGuzzini illuminazione s.p.a. | 256 | — | 1 |
| AS35514IT | GEOX GEOX S.P.A. | 256 | — | 1 |
| AS213013IT | sicursat SICURSATSYSTEM SRLS | 256 | 262.1K | 2 |
| AS209646IT | HFCONSULTING-AS H & F S.r.l. | 256 | — | 1 |
| AS213178IT | DEFENDE WhiteReady S.r.l. Societa' Benefit | 256 | — | 1 |
| AS214458IT | ASN-PREMIERENETONETEK Bruno Borello trading as One Tek | 256 | — | 1 |
| AS51853IT | Sorgenia-as-number Sorgenia Spa | 256 | — | 1 |
| AS49772IT | THEFOOL TF Group S.p.A | 256 | — | 1 |
| AS210638IT | comuness Comune di Sassari | 256 | — | 1 |
| AS213967IT | LUMANEX LUMANEX SRL | 256 | 65.5K | 3 |
| AS43923IT | RVE2VSIX Regione Veneto | 256 | — | 1 |
| AS21006IT | PDR-AS Segretariato generale della Presidenza della Repubblica | 256 | — | 1 |
| AS16052IT | ASN-SELECTA SELECTA INDUSTRIAL OPERATIONS S.P.A | 256 | — | 1 |
| AS214094IT | OSSERVATORIO-NESSUNO Davide Silvetti trading as 'Association Osservatorio Nessuno ODV' | 256 | 1 | 2 |
| AS57343IT | DIGIMAT-AS Digimat S.P.A. | 256 | — | 1 |
| AS207739IT | FLONETSRLS FLONET SRLS | 256 | — | 1 |
| AS206380IT | SILTELDTS SILTEL TELECOMUNICAZIONI SRL | 256 | — | 1 |
| AS201045IT | IT-IFMGROUP-GE BASE DIGITALE PLATFORM S.P.A. | 256 | — | 1 |
| AS215288IT | HOBI-ONE Michele Branchini | 256 | 16 | 2 |
| AS49355IT | ACCIAI_SPECIALI_TERNI ACCIAI SPECIALI TERNI S.P.A. | 256 | — | 1 |
| AS211918IT | AS_INFRONT INFRONT ITALY S.P.A. | 256 | 524.3K | 2 |
| AS200887IT | VELCOM-IT Velcom Srl | 256 | 524.3K | 2 |
| AS42180IT | ASN-WINTECH Wintech S.p.a. | 256 | — | 1 |
| AS213315IT | COMUNEMISTERBIANCO-AS Comune di Misterbianco | 256 | — | 1 |
| AS218554IT | TREMSOLUTIONS 3MSolutions Srl | 256 | — | 1 |
| AS203150IT | AS_EGSI E.G. Servizi Industriali Srl | 256 | — | 1 |
| AS214484IT | ASGENIUS GENIUS TLC S.R.L.S. | 256 | 524.3K | 2 |
| AS206103IT | ASN-PRGARC PROGETTO ARCHIVIO S.R.L. | 256 | — | 1 |
| AS202950IT | DCV Telecom Italia S.p.A. | 256 | — | 1 |
| AS215643IT | SINERGO Sinergo Group srl | 256 | — | 1 |
| AS50376IT | BEFFECT-ASN BEFFECT S.R.L. | 256 | — | 1 |
| AS198898IT | SETAAS SETA S.R.L. | 256 | — | 1 |
| AS215630IT | NPO NPO TORINO SRL | 256 | — | 1 |
| AS212373IT | Alfadata Alfadata s.r.l. | 256 | — | 1 |
| AS199920IT | Velix Vincenzo Di Salvo | 256 | 524.3K | 2 |
| AS215873IT | tods-it Tod's S.p.A. | 256 | 524.3K | 2 |
| AS199699IT | GAMGROUP-ITALIA GAMGROUP SRL | 256 | 524.3K | 5 |
| AS215824IT | ASN-MEDIACORE Antonio Buonocore trading as Mediacore di Buonocore Antonio | 256 | 8 | 2 |