Greece
IP address space, AS numbers and the largest networks registered in Greece, based on the delegation records of the regional internet registries.
IPv4 addresses
5.7M
454 blocks
IPv6 allocations
109
AS numbers
260
Routed AS numbers
230
Largest networks in Greece
By announced prefixes| AS | Name | IPv4 prefixes | IPv6 prefixes |
|---|---|---|---|
| AS3329 | HOL-GR Vodafone-panafon Hellenic Telecommunications Company SA | 387 | 136 |
| AS25472 | WIND-AS Nova Telecommunications & Media Single Member S.A | 344 | 42 |
| AS200736 | INALAN MEDIANET INVEST AE | 188 | 22 |
| AS6799 | OTENET-GR Ote SA (Hellenic Telecommunications Organisation) | 85 | 32 |
| AS210312 | BGP-CLOCK Antonios A. Chariton | 1 | 100 |
| AS1241 | FORTHNET-GR Nova Telecommunications & Media Single Member S.A | 70 | 29 |
| AS199081 | LANCOM Lancom Ltd. | 67 | 6 |
| AS35506 | SYZEFXIS INFORMATION SOCIETY S.A. | 60 | 1 |
| AS8280 | SYNAPSECOM-AS SYNAPSECOM S.A. Provider of Telecommunications and Internet Services | 35 | 2 |
| AS8499 | Space_Hellas_AS8499 Space Hellas S.A. | 33 | 0 |
| AS5408 | GR-NET National Infrastructures for Research and Technology S.A. | 29 | 1 |
| AS56910 | LamdaHellix Digital Realty Hellas Single Member S.A | 26 | 3 |
| AS12713 | OTEGlobe Ote SA (Hellenic Telecommunications Organisation) | 21 | 3 |
| AS57794 | HCN-01 ELLINIKA DIKTIA KALODION MEPE | 23 | 0 |
| AS15544 | DATAWAYS Dataways S.A. | 19 | 3 |
| AS206652 | GREEKSTREAM-AS Ioannis Roditis trading as Greekstream Networks | 3 | 17 |
| AS29247 | COSMOTE-GR Ote SA (Hellenic Telecommunications Organisation) | 13 | 4 |
| AS15617 | WIND-HELLAS Nova Telecommunications & Media Single Member S.A | 16 | 0 |
| AS198477 | TISGR-NET TI SPARKLE GREECE SA | 15 | 0 |
| AS199370 | AIA-ASN1 Athens International Airport SA | 8 | 4 |
| AS213835 | Solidity Solidity Technology Services SA | 12 | 0 |
| AS214618 | HTB-AS Hack The Box Single Member Private Company | 8 | 4 |
| AS35372 | DataCom GeniusMind S.A. | 11 | 1 |
| AS8388 | DOLNET ALTER EGO MEDIA S.A. | 11 | 0 |
| AS203101 | NAVARINO-POP Navarino Single Member S.A. | 11 | 0 |
| AS197746 | HYPERHOSTING Georgios Vardikos trading as "HYPERHOSTING" | 9 | 1 |
| AS13038 | HELEX-RP Euronext Athens Holding S.A. | 9 | 0 |
| AS60325 | Serresnet-AS Optiland Telecommunications I.K.E. | 8 | 1 |
| AS197580 | AS-CONNECTICORE Connecticore Telecommunications Information Technology S.A | 7 | 2 |
| AS8248 | GR-EDUNET Computer Technology Institute and Press "Diophantus" | 6 | 3 |
Delegations by registry: RIPE 563. Updated 2026-10-05.