🇮🇹 Italy
Registry and organization country assignments can differ from the physical location of an IP. Snapshot: 2026-10-04.
54,085,248
Delegated IPv4 address slots
1,342
Registered ASNs
42
Hosting ASNs
3,133
Known VPN exit prefixes
Country reference
- ISO code
- IT
- Continent
- Europe
- Capital
- Rome
- Currency
- EUR
- Calling code
- 39
- EU member
- Yes
- Delegated IPv6 address slots
- 856,857,586,171,439,474,482,848,630,571,008
Registry allocations
Allocated and assigned RIR prefixes; address slots are summed across records and may overlap.
| Registry | Prefixes | IPv4 slots | IPv6 slots |
|---|---|---|---|
| APNIC | 9 | 2,560 | 79,231,789,291,723,181,481,068,068,864 |
| ARIN | 10 | 68,096 | 4,952,969,082,961,135,728,771,203,072 |
| RIPE_NCC | 4,817 | 54,014,592 | 856,773,401,413,064,790,165,638,791,299,072 |
Major autonomous systems
Showing up to 200 of 1,342 ASNs assigned to this country, ranked by announced IPv4 prefix address slots. Overlapping announcements count separately.
| ASN | Organization | Category | IPv4 slots | IPv6 prefixes |
|---|---|---|---|---|
| AS12445 | A2A Smart City S.P.A | business | 51,968 | 0 |
| AS34758 | Axera SpA | business | 49,920 | 2 |
| AS202870 | Dimensione S.r.l. | business | 47,616 | 10 |
| AS12779 | IT.Gate S.p.A. | business | 47,104 | 6 |
| AS28716 | Retelit Digital Services S.p.A. | business | 46,080 | 5 |
| AS51580 | TIMENET SPA | business | 45,824 | 0 |
| AS44092 | HAL Service SpA | business | 43,776 | 6 |
| AS39120 | Convergenze S.p.A. | business | 43,264 | 4 |
| AS47217 | Planetel SPA | business | 42,496 | 3 |
| AS39636 | IREN ENERGIA S.P.A | business | 40,960 | 1 |
| AS44831 | Insiel- Informatica per il sistema degli enti locali S.p.A | business | 40,448 | 2 |
| AS34081 | INCUBATEC GmbH - Srl | hosting | 38,912 | 4 |
| AS12850 | Retelit Digital Services S.p.A. | business | 37,120 | 1 |
| AS13113 | ISI Line srl | business | 36,096 | 3 |
| AS202613 | Aruba S.p.A. | business | 34,816 | 2 |
| AS50316 | Net Global Srl | business | 33,280 | 1 |
| AS44513 | Optima Italia S.p.A. | business | 33,024 | 0 |
| AS8660 | Italiaonline S.p.A. | hosting | 32,256 | 0 |
| AS198102 | XSTREAM SRL | business | 29,440 | 1 |
| AS44512 | KONVERTO SPA | business | 28,672 | 2 |
| AS202098 | ENEL S.p.A | business | 28,416 | 0 |
| AS48544 | Tecnotel Servizi Tecnologici srl | business | 27,904 | 0 |
| AS20836 | CDLAN SpA | business | 26,880 | 5 |
| AS203489 | WiMore S.r.l. | business | 25,600 | 1 |
| AS34731 | Archimedia SRL | business | 25,088 | 0 |
Largest cities by reference population
GeoNames reference data; this is not a count of located IP addresses.
- Rome · 2,318,895
- Milan · 1,371,498
- Naples · 909,048
- Turin · 847,287
- Palermo · 648,260
- Genoa · 580,097
- Bologna · 394,843
- Florence · 367,150
- Bari · 316,491
- Catania · 311,584
Hosting counts use ASN organization classifications. VPN counts include distinct exit prefixes with a source-provided country seen within seven days of this snapshot; zero means no known evidence, not absence. Country and city references: GeoNames (CC BY 4.0).