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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. | 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 |
| 768 |
| 524.3K |
| 4 |
| AS208919IT | DATAFELIX Data Felix srl | 768 | — | 3 |
| AS215984IT | CBMA CBMA SRL | 768 | — | 3 |
| AS205925IT | ASN-GRUPPOAPI Italiana Petroli SpA | 768 | 65.5K | 4 |
| AS60975IT | PARVATI PARVATI SRL | 768 | 65.5K | 4 |
| AS50541IT | Zinca ZINCA S.R.L. | 768 | — | 3 |
| AS212559IT | LUMIA-AS LUMIA NETWORK SRL | 768 | 1.6M | 6 |
| AS200034IT | cdanet-as CDA SYSTEM S.R.L. | 768 | — | 2 |
| AS206701IT | FibraCity Power & Telco SRL | 768 | 524.3K | 4 |
| AS21134IT | ASN-DATAMANAGEMENT-RM Data Management S.r.l. | 768 | — | 2 |
| AS43731IT | BARCLAYS-ITALY-NET Barclays Bank PLC | 768 | — | 2 |
| AS204694IT | itelco ISCHIA TELECOMUNICAZIONI S.R.L. | 768 | — | 3 |
| AS58180IT | datmit-AS58180 DatMit s.r.l. | 768 | 65.5K | 4 |
| AS210917IT | TBOND Taurus Bond Srl | 768 | 524.3K | 4 |
| AS204761IT | PRYSMIAN-AS Prysmian S.p.A. | 768 | — | 3 |
| AS211290IT | IT-PZSI Istituto Poligrafico E Zecca Dello Stato - Societa' Per Azioni In Breve "IPZS S.P.A" | 768 | — | 3 |
| AS204431IT | opensolution OPEN SOLUTION S.R.L. | 768 | — | 3 |
| AS42692IT | muscope Overweb Srl | 768 | 131.1K | 15 |
| AS211991IT | f-network F-NETWORK SRL | 768 | — | 3 |
| AS202500IT | CDP Cassa Depositi e Prestiti, S.P.A. | 768 | — | 2 |
| AS202552IT | PROTEC-AS PROTEC di Rinaldo Silvano & C. Snc | 768 | — | 2 |
| AS34650IT | ADB-AS ALFA DI ADB LUPOTTO & ASSOCIATI SOCIETA' DI CONSULENZA FINANZIARIA SPA BREVEMENTE ALFA SCF SPA | 768 | — | 2 |
| AS205358IT | NeoFiber NEOFIBER SRLS | 768 | 65.5K | 4 |
| AS211482IT | namgroup Namirial spa | 768 | — | 3 |
| AS202152IT | MEDIACARE Mediacare Spa | 768 | 131.1K | 5 |
| AS209102IT | ALFASERVICE Alfa Service s.r.l. | 768 | 524.3K | 4 |
| AS47735IT | NOWIRE-AS NOWIRE s.r.l. | 768 | — | 3 |
| AS210105IT | ComputingService COMPUTING SERVICE S.R.L. | 768 | — | 2 |
| AS205525IT | yottanet-it YottaNet Srl | 768 | — | 3 |
| AS202704IT | AS-DIGITALIAICT Digitalia ICT srl | 768 | 256 | 4 |
| AS15607IT | BPER Banca SPA | 512 | — | 2 |
| AS211519IT | PIUDSL PIU' DSL S.R.L.S | 512 | — | 2 |
| AS211102IT | PREVINET-AS Previnet S.p.A. | 512 | — | 2 |
| AS214443IT | BEBYTE BE BYTE SRL | 512 | 524.3K | 2 |
| AS41986IT | SARDEGNAIT-AS Sardegna IT srl | 512 | — | 2 |
| AS207964IT | GI-GROUP Gi Group Holding S.p.A | 512 | — | 1 |
| AS208437IT | HYPERBIT-AS HyperBit SRLs | 512 | 4.9K | 7 |
| AS212394IT | ISS ISS S.R.L.S. | 512 | — | 2 |
| AS198919IT | NEXSUS NEXSUS SRL | 512 | — | 2 |
| AS213972IT | fiberloop Etere SRLS | 512 | 18 | 5 |
| AS213981IT | RTLP RTLP SRL | 512 | 524.3K | 3 |
| AS211084IT | RFCOM RF COM S.R.L. | 512 | 524.3K | 3 |
| AS207985IT | osuan OSUAN S.r.l. | 512 | — | 2 |
| AS207145IT | Solutions-Services-Systems-3S 3 S S.R.L. SOLUTIONS SERVICES SYSTEMS | 512 | — | 2 |
| AS15923IT | ASN-LOGOS Logos S.P.A. | 512 | — | 1 |
| AS197948IT | SDAIT-AS Poste Italiane S.p.A. | 512 | — | 1 |
| AS201220IT | GRUPPOEURIS-AS Gruppo EURIS Spa | 512 | — | 1 |