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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 |
| 256 |
| — |
| 1 |
| AS200616IT | absacciai Acciaierie Bertoli Safau S.p.A | 256 | — | 1 |
| AS206615IT | ASCOOPSERVICE COOPSERVICE S. COOP P.A. | 256 | — | 1 |
| AS43756IT | DEUTZ-AS Deutz Italy S.r.l. | 256 | — | 1 |
| AS35514IT | GEOX GEOX S.P.A. | 256 | — | 1 |
| AS204546IT | ASN-CDP Comune di Padova | 256 | — | 1 |
| AS200156IT | CONADNORDOVEST CONAD NORD OVEST SOCIETA' COOPERATIVA | 256 | — | 1 |
| AS21429IT | SICOB Sicob S.r.l. | 256 | — | 1 |
| AS211278IT | intesigroup INTESI GROUP S.P.A. | 256 | — | 1 |
| AS214458IT | ASN-PREMIERENETONETEK Bruno Borello trading as One Tek | 256 | 65.5K | 2 |
| AS203594IT | NUMIA-AS Numia S.p.A. | 256 | — | 1 |
| AS197440IT | CCTLD-IT-anycast Consiglio Nazionale delle Ricerche | 256 | 1 | 2 |
| AS216283IT | CloudShard Nicola Delle Foglie | 256 | — | 1 |
| AS12922IT | Cedacri-SpA CEDACRI S.P.A. | 256 | — | 1 |
| AS214797IT | nettirrena PIERGIORGIO LUCCHESI trading as NET TIRRENA SERVICE DI PIER GIORGIO LUCCHESI | 256 | — | 1 |
| AS57039IT | NORDOVEST-AS Nord Ovest s.p.a. | 256 | — | 1 |
| AS206222IT | duemilanet 2000net srl | 256 | 2 | 3 |
| AS216309IT | INVISIONTECH-GROUP-SRL InvisionTech Group S.r.l. | 256 | 514 | 5 |
| AS212282IT | BUSNET-AS Business Research S.r.l. | 256 | — | 1 |
| AS198462IT | NEWSRL-ASN198462 NEW SRL | 256 | 524.3K | 6 |
| AS208851IT | sistemi-wifi NetoIP.com srl | 256 | — | 1 |
| AS21014IT | GRTN-AS Terna S.p.A. | 256 | — | 1 |
| AS210936IT | B4 B4 s.r.l. | 256 | — | 1 |
| AS209646IT | HFCONSULTING-AS H & F S.r.l. | 256 | — | 1 |
| AS201095IT | DIMAR_AS DIMAR | 256 | — | 1 |
| AS210638IT | comuness Comune di Sassari | 256 | — | 1 |
| AS211865IT | ASN-MONDOHITECH Vito Aiuto trading as Mondo Hi-Tech SNC | 256 | — | 1 |
| AS214484IT | ASGENIUS GENIUS TLC S.R.L.S. | 256 | 524.3K | 2 |
| AS13160IT | EMMELIBRI-AS EMMELIBRI S.R.L. | 256 | — | 1 |
| AS208753IT | NETSIX Marco d'Angelo | 256 | 18 | 19 |
| AS205729IT | AGSM-AS MAGIS S.P.A. | 256 | — | 1 |
| AS215288IT | HOBI-ONE Michele Branchini | 256 | 16 | 2 |
| AS200887IT | VELCOM-IT Velcom Srl | 256 | 524.3K | 2 |
| AS202950IT | DCV Telecom Italia S.p.A. | 256 | — | 1 |
| AS214094IT | OSSERVATORIO-NESSUNO Davide Silvetti trading as 'Association Osservatorio Nessuno ODV' | 256 | 1 | 2 |
| AS212373IT | Alfadata Alfadata s.r.l. | 256 | — | 1 |
| AS209402IT | BIC-FVG-AS BIC INCUBATORI FVG S.R.L. | 256 | — | 1 |
| AS35131IT | YDEA Giuliano Claudio Peritore trading as "Panservice s.a.s. di Cuseo Fabrizio & C." | 256 | — | 1 |
| AS198898IT | SETAAS SETA S.R.L. | 256 | — | 1 |
| AS211918IT | AS_INFRONT INFRONT ITALY S.P.A. | 256 | 524.3K | 2 |
| AS49355IT | ACCIAI_SPECIALI_TERNI ACCIAI SPECIALI TERNI S.P.A. | 256 | — | 1 |
| AS203150IT | AS_EGSI E.G. Servizi Industriali Srl | 256 | — | 1 |
| AS207623IT | erg ERG S.P.A. | 256 | — | 1 |
| AS50376IT | BEFFECT-ASN BEFFECT S.R.L. | 256 | — | 1 |
| AS208171IT | CSO-SRLS CSO S.r.l.s. | 256 | 1 | 2 |
| AS213318IT | asc1vsistemi D.S.C Digital System Computers SRL | 256 | — | 1 |
| AS21006IT | PDR-AS Segretariato generale della Presidenza della Repubblica | 256 | — | 1 |