| MIX DC CALDERA | MIX |  Milan | 267 | 6 | 12 | PeeringDB |
| Namex Datacenter Rome | Namex | Rome | 148 | 2 | 4 | PeeringDB |
| Retelit Avalon 1 | Retelit | Milan | 138 | 6 | 11 | PeeringDB |
| Seeweb Milano Caldera | Seeweb: Servizi di Cloud Computing | Milan | 60 | 4 | 6 | PeeringDB |
| VSIX | Universitá degli Studi di Padova | Padova | 54 | 3 | 3 | PeeringDB |
| Equinix ML2 - Milan, Savona | Equinix | Milan | 43 | 3 | 2 | PeeringDB |
| DATA4 Milan-Cornaredo - MIL1 | DATA4 - Smart Data Centers at Scale | Cornaredo (MI) | 42 | 2 | 4 | PeeringDB |
| C21 | CDLAN | Milan | 33 | 3 | 4 | PeeringDB |
| Vaultica Data Centers | MIL01 | Vaultica | Data Centers | Siziano | 31 | 1 | 3 | PeeringDB |
| Namex Bari Datacenter | Namex | Bari | 28 | 1 | 1 | PeeringDB |
| Equinix ML5 - Milan | Equinix | 5 Settimo Milanese | 25 | 1 | 5 | PeeringDB |
| ITGate PdF (TRN1/TRN2) | IT.Gate | Turin | 25 | 2 | 1 | PeeringDB |
| Open Hub Med | Open Hub Med Scarl | Carini | 25 | 2 | 1 | PeeringDB |
| Aruba IT3 - Milan PSP | Aruba.it | Ponte San Pietro | 23 | 3 | 3 | PeeringDB |
| Sicily Hub - Telecom Italia Sparkle Palermo Data Center | Telecom Italia Sparkle S.p.A. | Palermo | 19 | 1 | 1 | PeeringDB |
| Aruba IT4 - Rome | Aruba.it | Rome | 17 | 3 | 1 | PeeringDB |
| BOIX | Sito Lepida ScpA | Bologna | 17 | 2 | — | PeeringDB |
| Lumanex DC1 | Lumanex | Pomezia | 12 | 3 | 1 | PeeringDB |
| Naquadria Datacenter Piacenza | Naquadria | Piacenza | 11 | 1 | 1 | PeeringDB |
| Bolzano - Infranet AG Datacenter | Infranet AG | Bolzano | 10 | 1 | — | PeeringDB |
| EXA Edge DC Milan | EXA Infrastructure | Milan | 10 | 1 | 4 | PeeringDB |
| FEIX | Sito Lepida ScpA | Ferrara | 10 | — | — | PeeringDB |
| Telnet Caldera Milan | Telnet | Milan | 10 | 2 | 3 | PeeringDB |
| Data Felix DF01 | Data Felix | Caserta | 8 | 3 | 1 | PeeringDB |
| Equinix ML3 - Milan, Basiglio | Equinix | Milan | 8 | 1 | 1 | PeeringDB |
| Namex Napoli - Università Parthenope | Namex | Naples | 8 | 1 | 1 | PeeringDB |
| Retelit Avalon 3 | Retelit | Milan | 8 | — | 3 | PeeringDB |
| Cloud Europe | Cloud Europe | Rome | 7 | 3 | — | PeeringDB |
| Unidata IDC-GALERIA | Unidata | Rome | 7 | 1 | — | PeeringDB |
| Applico Data Center - Perugia | Applico Digital Lab | Perugia | 6 | — | — | PeeringDB |
| Belvedere DC | NHM | Aversa | 6 | 1 | — | PeeringDB |
| CSI Piemonte | CSI Piemonte | Turin | 6 | 1 | — | PeeringDB |
| Digital Realty ROM0 - Rome | Digital Realty | Rome | 6 | 1 | — | PeeringDB |
| Panservice DC | Panservice | Latina | 6 | — | — | PeeringDB |
| Retelit Avalon 2 | Retelit | Settimo Milanese (MI) | 6 | — | 3 | PeeringDB |
| Telecom Italia Sparkle Milano Data Center | Sparkle | Milan | 6 | — | — | PeeringDB |
| Cornelia (Rome) | Unidata | Rome | 5 | — | — | PeeringDB |
| Fiber 23 | Fiber23 | Rome | 5 | 1 | 2 | PeeringDB |
| Host.it DC1 | Host.it | Turin | 5 | — | — | PeeringDB |
| Liguria Digitale Data Center - WTC | Liguria Digitale | Genoa | 5 | 2 | 1 | PeeringDB |
| Retelit S.p.A. Torino | Retelit | Turin | 5 | — | 1 | PeeringDB |
| Aruba IT1 - Arezzo | Aruba.it | Arezzo | 4 | — | — | PeeringDB |
| Convergenze Innovation Center | Convergenze | Capaccio-Paestum | 4 | — | — | PeeringDB |
| NS3 - PD02 | NS3 | Padova | 4 | — | — | PeeringDB |
| Seeweb FRO2 | Seeweb: Servizi di Cloud Computing | Frosinone | 4 | — | — | PeeringDB |
| Templus DC Milan MIL01 | Templus | Milan | 4 | — | — | PeeringDB |
| BINAP BN01 DATA CENTER | Dodonet - | BARI | 3 | — | — | PeeringDB |
| COLT Datacenter Turin | Colt Technology Services | Turin | 3 | 1 | 1 | PeeringDB |
| Netoip DC01 | Netoip | Ancona | 3 | — | — | PeeringDB |
| Retelit S.p.A. Trento | Retelit | Trento | 3 | — | 1 | PeeringDB |
| Servereasy DC1 | Servereasy - Hosting & Web Solutions | Settimo Milanese | 3 | — | — | PeeringDB |
| WIIT Milano | WIIT | Milan | 3 | — | — | PeeringDB |
| Welcome Italia spa - Data Center | Welcome Italia Spa | Pisa | 3 | — | — | PeeringDB |
| Ampersand La Spezia | Ampersand | La Spezia | 2 | — | — | PeeringDB |
| DC Noovle ROMA | Noovle S.p.A | Rome | 2 | — | — | PeeringDB |
| HEX - DC/BDS | GAMGROUP SRLS | Brindisi | 2 | — | — | PeeringDB |
| InAsset Udine | Retelit | Pasian di Prato | 2 | — | — | PeeringDB |
| NetPro IT & HatHost DC1 | HatHost di Federico Bove | Rapallo | 2 | — | — | PeeringDB |
| Retelit S.p.A. Roma Cornelia | Retelit | Rome | 2 | — | 1 | PeeringDB |
| Retelit S.p.A. Roma Perrier | Retelit | Rome | 2 | — | 1 | PeeringDB |
| Retelit S.p.A. Verona | Retelit | Verona | 2 | — | 1 | PeeringDB |
| TIM Opb Nola | Convergenze | Nola | 2 | — | — | PeeringDB |
| TLCWEB DC IT1 | intendo | Lamezia Terme | 2 | — | — | PeeringDB |
| Tiscali Cagliari | Tiscali | Cagliari | 2 | — | — | PeeringDB |
| Tiscali Palermo | Tiscali | Palermo | 2 | — | — | PeeringDB |
| Aruba IT2 - Arezzo | Aruba.it | Arezzo | 1 | — | — | PeeringDB |
| BBBell Torino | BBBell | Turin | 1 | — | — | PeeringDB |
| DEV Italia DataCenter Pisa | DevItalia | Pisa | 1 | — | — | PeeringDB |
| Elmec BR4 | Elmec.com | Brunello | 1 | — | — | PeeringDB |
| Fastnet Ancona DC | Fastnet | Ancona | 1 | — | — | PeeringDB |
| Genova Digital Hub | Sparkle | Genoa | 1 | 1 | — | PeeringDB |
| InAsset Pordenone | Retelit | Pordenone | 1 | — | — | PeeringDB |
| Karsolink DC Trieste | Karsolink | Trieste | 1 | 1 | — | PeeringDB |
| Keliweb DC2 | https://www.keliweb.it | Rende | 1 | — | — | PeeringDB |
| NS3 - PD01 | NS3 | Padova | 1 | — | — | PeeringDB |
| Net Global DC | Net Global srl | Padua | 1 | — | — | PeeringDB |
| Piceno Datacenter | ip telecom | Ascoli Piceno | 1 | — | — | PeeringDB |
| Positivo Salerno | Convergenze | Salerno | 1 | — | — | PeeringDB |
| Rocket Way DC Boissano | Rocket Way® | Boissano | 1 | — | 1 | PeeringDB |
| SBTAP01 | SBTAP | San Benedetto del Tronto | 1 | — | — | PeeringDB |
| Sirius Technology DC - Prato | Sirius Technology | Prato | 1 | — | — | PeeringDB |
| Sirius Technology DC - Quarrata | Sirius Technology | Quarrata | 1 | — | — | PeeringDB |
| Sirius Technology DC- Nuoro | Sirius Technology | Nuoro | 1 | — | — | PeeringDB |
| TWT Datacenter | TWT Spa | Milan | 1 | — | — | PeeringDB |
| Trivenet | Planetel | Padova | 1 | — | — | PeeringDB |
| ULI-WEBFARM | Utility Line Italia | Milan | 1 | — | — | PeeringDB |
| UNO-NX01 | UNO Communications | Milan | 1 | — | — | PeeringDB |
| Venezia_A | Consult Area | Venice | 1 | — | — | PeeringDB |
| 4ServiceSolutions | — | Affi | — | — | — | OSM |
| ASCO TLC Data Center | Asco TLC | Santa Lucia di Piave (TV) | — | — | — | PeeringDB |
| Archivio di Stato di Caserta | Ministero dei Beni e delle Attività Culturali | Италия | — | — | — | OSM |
| Arpac | Arpac | Италия | — | — | — | OSM |
| Aviano_A | Consult Area | Aviano | — | — | — | PeeringDB |
| Bitviking | Bitviking | Mantova | — | — | — | OSM |
| Centrale TIM Trento Nord | TIM | Италия | — | — | — | OSM |
| Centro Elab. Dati Catocci Bianciardi | Bari Bianciardi Vanni | Siena | — | — | — | OSM |
| Comeser Parma | Comeser S.r.l. | Fidenza | — | — | — | PeeringDB |
| DC Noovle Cebrosa | Noovle S.p.A. | Италия | — | — | — | OSM |
| Data Center | Lepida | Италия | — | — | — | OSM |
| Data center Roma Capitale | Roma Capitale | Roma | — | — | — | OSM |