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How Bulgaria ranks worldwide on dormant space, the transfer market, routing security and address density.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to Bulgaria over time.
The largest autonomous systems registered to Bulgaria by IPv4 footprint.
Bulgaria 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.
743 autonomous systems registered to Bulgaria. Click an AS for detail.
| AS9070BG |
| Cooolbox Cooolbox AD |
| 185.3K |
| 121 |
| AS35141BG | A1BG_RSS A1 Bulgaria EAD | 111.4K | 361 |
| AS6802BG | UNICOM-B-AS Bulgarian Research and Education Network Association (BREN) | 91.4K | 62 |
| AS29687BG | BGWAN-AS Geodim Ltd. | 89.3K | 153 |
| AS39184BG | UltraNET-AS UltraNET Ltd | 75.8K | 195 |
| — |
| 1 |
| AS209518BG | BG-IVIKO IVIKO Ltd. | 256 | — | 1 |
| AS44886BG | ELANA-AS Elana Financial Holding AD | 256 | — | 1 |
| AS49704BG | PetaSC-Bulgaria PETASCALE SUPERCOMPUTER CONSORTIUM - BULGARIA - DZZD | 256 | 1 | 2 |
| AS202864BG | COMAC-MEDICAL-AS COMAC MEDICAL | 256 | — | 1 |
| AS209403BG | PUSHR-CDN Net Stack Ltd | 256 | — | 1 |
| AS198283BG | APIS-BULGARIA-AS Apis Europe JSC | 256 | — | 1 |
| AS33853BG | ProcreditBank-BG Procredit Bank Ltd | 256 | — | 1 |
| AS48745BG | ICOM-AS ICOM Ltd. | 256 | — | 1 |
| AS205937BG | BGTRANSGAS Bulgartransgaz EAD | 256 | — | 1 |
| AS210039BG | GAMMACONSULT-AS GAMMA CONSULT - KALINKIN, PROKOPOV & SIE | 256 | — | 1 |
| AS62411BG | SOLYTRON ALSO Bulgaria EOOD | 256 | — | 1 |
| AS210624BG | VG_Global_JSC VG Global JSC | 256 | — | 1 |
| AS197931BG | CT-INTERACTIVE-AS CT Interactive EOOD | 256 | — | 1 |
| AS49681BG | STORPOOL-AS StorPool Storage AD | 256 | 1 | 2 |
| AS31527BG | TELEPOL-AS TELEPOL Ltd. | 256 | — | 1 |
| AS43713BG | MOSTBG-AS MOST Computers Ltd. | 256 | — | 1 |
| AS200631BG | VASILEVO_SAPORT_SERVISEZ VASILEVO SAPORT SERVISEZ Ltd. | 256 | — | 1 |
| AS207172BG | PROSTO-INETRA PRO STO | 256 | — | 1 |
| AS211456BG | NetSarBG-LTD NetSarBG LTD | 256 | — | 1 |
| AS200306BG | BG-STAMOV-AS Ivan Stamov | 256 | 66 | 7 |
| AS203578BG | Euromaster_Import_Export_Ltd Euromaster Import Export Ltd | 256 | — | 1 |
| AS208322BG | BG-ITP-NET ITP-NET OOD | 256 | — | 1 |
| AS197055BG | ALLIANZ-BG ZAD Allianz Bulgaria AD | 256 | — | 1 |
| AS43723BG | CNS Computernet Services Ltd. | 256 | — | 1 |
| AS200422BG | Concentrix-Services Concentrix Services Bulgaria EOOD | 256 | — | 1 |
| AS25224BG | STS-HOLDING-AS STS Invest Holding AD | 256 | — | 1 |
| AS206755BG | netcube Netcube Ltd. | 256 | — | 1 |
| AS209736BG | WALLTOPIA WALLTOPIA AD | 256 | — | 1 |
| AS35011BG | Prosveta Prosveta Sofia PLC | 256 | — | 1 |
| AS33825BG | BOR-AS Interimpex Ltd. | 256 | — | 1 |
| AS41703BG | Koel1 Koel1 OOD | 256 | — | 1 |
| AS42347BG | Hosting-27 Hosting-27 LTD | 256 | — | 1 |
| AS208860BG | NORTHWESTUNION North West Union Ltd. | 256 | — | 1 |
| AS212561BG | Money_Plus Money Plus Management AD | 256 | — | 1 |
| AS60457BG | MTITC-BG Directorate General "Civil Aviation Administration" | 256 | — | 1 |
| AS199759BG | Aviaso-AS Honeywell EOOD | 256 | — | 1 |
| AS35014BG | COBUILDER-AS COBUILDER INTERNATIONAL Ltd. | 256 | — | 1 |
| AS57840BG | Kontrax Comnet Bulgaria Holding Ltd. | 256 | — | 1 |
| AS44179BG | TELERIK-AS Progress Software EAD | 256 | — | 1 |
| AS211674BG | PRIMEVOIP-AS PrimeVOIP Bulgaria LTD | 256 | — | 1 |
| AS39357BG | DATECS-AS Datecs Ltd. | 256 | — | 1 |
| AS202968BG | Credissimo Credissimo JSCo | 256 | — | 1 |
| AS44872BG | APBG-AS PREZIDENTSTVO NA REPUBLIKA BULGARIA | 256 | 1 | 2 |
| AS198744BG | BGPORTS BULGARIAN PORTS INFRASTRUCTURE | 256 | — | 1 |
| AS49176BG | ELEMENTAL Elemental.tv OOD | 256 | — | 1 |
| AS41292BG | Speditor-NET-AS Speditor NET Ltd. | 256 | — | 1 |