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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.
1,315 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 RETELIT-X S.R.L. | 977.7K | 32 |
| AS3302IT | AS-RETELIT-IRIDEOS Retelit Digital Services S.p.A. | 631K | 56 |
| AS210278IT | SKYIT-BB Sky Italia srl | 590.8K | 12 |
| 38.9K |
| 66.3K |
| 23 |
| AS48135IT | ITMSC Leonardo S.p.A. | 40.2K | — | 16 |
| AS44831IT | INSIEL-AS Insiel- Informatica per il sistema degli enti locali S.p.A | 40.4K | 98.3K | 60 |
| AS39636IT | ASN-AEMNET IREN ENERGIA S.P.A | 41K | 65.5K | 4 |
| AS44092IT | HALSERVICE HAL Service SpA | 41.7K | 2.2M | 42 |
| AS47217IT | PLANETEL-SPA Planetel SPA | 42K | 196.6K | 69 |
| AS39120IT | CONVERGENZE-AS Convergenze S.p.A. | 43.3K | 262.1K | 42 |
| AS51580IT | TIMENET-AS TIMENET SPA | 44.3K | — | 35 |
| AS202870IT | as_dimensione Dimensione S.r.l. | 44.8K | 852K | 97 |
| AS28716IT | RETELIT-AS Retelit Digital Services S.p.A. | 45.8K | 1.7M | 50 |
| AS12779IT | ITGATE IT.Gate S.p.A. | 47.1K | 655.4K | 31 |
| AS34758IT | AXERA-ASN34758 Axera SpA | 48.4K | 589.8K | 30 |
| AS12445IT | SPIDERNET-AS A2A Smart City S.P.A | 50.9K | — | 14 |
| AS61315IT | SEDMULTITEL SED Multitel s.r.l. | 53.2K | — | 19 |
| AS41497IT | AS_QCOM INTRED S.p.A. | 57.1K | 65.5K | 27 |
| AS47902IT | ISP-INASSET-AS Retelit Digital Services S.p.A. | 63.5K | 131.1K | 52 |
| AS5609IT | ASN-CSELT Telecom Italia S.p.A. | 65.5K | 65.5K | 3 |
| AS20981IT | ASINNOVAPUGLIA InnovaPuglia SpA | 65.5K | — | 1 |
| AS5535IT | Food And Agriculture Organization of the United Nations | 66.3K | — | 3 |
| AS210026IT | IT-MOD_AS Ministero della Difesa | 66.6K | 524.3K | 3 |
| AS24771IT | IVECO-AS Iveco SpA | 67.1K | — | 4 |
| AS20811IT | BRENNERCOM-AS Retelit Digital Services S.p.A. | 68.4K | 1M | 16 |
| AS49524IT | WOLNET Wolnet SRL | 69.6K | — | 3 |
| AS28929IT | ASDASD-AS ASDASD srl a socio unico | 71.4K | 65.5K | 8 |
| AS34606IT | ASN-BBBELL B.B.Bell SPA | 71.4K | 524.3K | 14 |
| AS6882IT | RTRT-PEGASO Regione Toscana | 73.7K | — | 2 |
| AS12551IT | AS-ENEL-IT ENEL S.p.A | 75.3K | — | 33 |
| AS12637IT | SEEWEB SEEWEB s.r.l. | 86.3K | 2.9M | 44 |
| AS5602IT | AS-IRIDEOS-KP Retelit Digital Services S.p.A. | 86.8K | 65.5K | 15 |
| AS2594IT | ASN-CSI CSI Piemonte | 87K | 65.5K | 20 |
| AS31115IT | INTRED-AS INTRED S.p.A. | 87.3K | 65.5K | 66 |
| AS21056IT | ASN-WELCOMEITALIA Vianova S.p.A | 90.9K | 65.5K | 42 |
| AS5394IT | Unidata UNIDATA S.p.A. | 92.2K | 65.5K | 19 |
| AS21176IT | ASN-DEBIS Engineering D.HUB S.p.A. | 92.4K | 524.3K | 40 |
| AS12797IT | ASN-ATLANET RETELIT-X S.R.L. | 99.1K | — | 6 |
| AS31263IT | MYNET-AS MYNET S.R.L. | 102.9K | 2.6M | 45 |
| AS31638IT | ASN-LEPIDA Lepida S.c.p.A. | 117.8K | 524.3K | 113 |
| AS30848IT | IT-TWT-AS UNIDATA S.p.A. | 122.9K | 65.5K | 65 |
| AS8217IT | ASN-ENI ENI S.p.A. | 131.1K | — | 3 |
| AS3242IT | ASN-ITNET REEVO S.P.A. | 134.1K | 65.8K | 70 |
| AS210218IT | OpenFiber-Italy Open Fiber S.P.A. | 140.8K | 2 | 324 |
| AS3313IT | INET-AS RETELIT-X S.R.L. | 192.5K | 65.5K | 14 |
| AS21309IT | CASAWEB-AS HERABIT S.p.A. | 193.8K | 65.5K | 58 |
| AS198471IT | OPNET-AS Opnet Srl | 199.2K | 65.5K | 186 |
| AS29286IT | SKYLOGIC-AS SKYLOGIC S.P.A. | 223.5K | 131.1K | 269 |
| AS20746IT | ASN-IDC Telecom Italia S.p.A. | 239.9K | 86K | 343 |
| AS31034IT | ARUBA-ASN Aruba S.p.A. | 283.6K | 262.1K | 102 |