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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 |
| 256 |
| — |
| 1 |
| AS215941BG | egtong EGT DIGITAL EOOD | 256 | — | 1 |
| AS204722BG | wix-like w-ix ltd | 256 | — | 1 |
| AS49704BG | PetaSC-Bulgaria PETASCALE SUPERCOMPUTER CONSORTIUM - BULGARIA - DZZD | 256 | 1 | 2 |
| AS215508BG | HOST-DOT-NET Dot Net Ltd | 256 | — | 1 |
| AS198940BG | FADATABG-AS FADATA EOOD | 256 | — | 1 |
| AS49658BG | PONBG PON.BG Ltd. | 256 | — | 1 |
| AS201899BG | IKT-AS Ikt Solutions Ltd | 256 | — | 1 |
| AS204554BG | BG-PRESTIGE-AB PRESTIGE-AB Ltd | 256 | — | 1 |
| AS47174BG | TUVARNA-AS Technical University of Varna | 256 | — | 1 |
| AS201114BG | AMK-Drives-BG AMK Drives and controls Ltd. | 256 | — | 1 |
| AS203535BG | WorkBetter-AS "Work Better" LTD | 256 | — | 1 |
| AS204469BG | SANEVIAN Sanevian | 256 | — | 1 |
| AS198941BG | BIANOR-AS Bianor Services EOOD | 256 | — | 1 |
| AS204266BG | CentralPark_Burgas CENTRAL PARK BURGAS -EOOD | 256 | — | 1 |
| AS41663BG | MunicipalBank Municipal Bank AD | 256 | — | 1 |
| AS208860BG | NORTHWESTUNION North West Union Ltd. | 256 | — | 1 |
| AS48440BG | AS-EKVIA Ekvia Ltd | 256 | — | 1 |
| AS205526BG | AS_ITR_Services ITR Services Ltd | 256 | — | 1 |
| AS41703BG | Koel1 Koel1 OOD | 256 | — | 1 |
| AS60916BG | GATEIT-AS GEYTIT OOD | 256 | — | 1 |
| AS209518BG | BG-IVIKO IVIKO Ltd. | 256 | — | 1 |
| AS197232BG | CARGOPLANET Cargo Planet Ltd. | 256 | — | 1 |
| AS4849BG | S3Company S3 Company Ltd | 256 | — | 1 |
| AS203954BG | ITNSGLOBAL-AS ITNS GLOBAL EOOD | 256 | 65.5K | 2 |
| AS31522BG | BTV-BG BTV MEDIA GROUP EAD | 256 | — | 1 |
| AS199230BG | MITKO Mitko.com EOOD | 256 | — | 1 |
| AS34074BG | IBS-BG-AS IBS Bulgaria EOOD | 256 | — | 1 |
| AS8628BG | KRM-AS KREMAK EOOD | 256 | — | 1 |
| AS31527BG | TELEPOL-AS TELEPOL Ltd. | 256 | — | 1 |
| AS56906BG | OSCEOLA Osceola Ltd. | 256 | — | 1 |
| AS34589BG | IFAO-BG-AS Amadeus Sofia Labs Ltd | 256 | — | 1 |
| AS202357BG | SOPHARMA Sopharma Trading Jsc | 256 | — | 1 |
| AS196801BG | ASCHIMBG Chimimport Plc | 256 | — | 1 |
| AS198388BG | LEVINS-AS Zastrahovatelna Kompania Lev Ins AD | 256 | — | 1 |
| AS49176BG | ELEMENTAL Elemental.tv OOD | 256 | — | 1 |
| AS31534BG | ING-BANK-AS ING Bank N.V. - Sofia Branch | 256 | — | 1 |
| AS56371BG | CRBG-AS Creditreform Bulgaria EOOD | 256 | — | 1 |
| AS202457BG | ITRB ITRB Ltd | 256 | — | 1 |
| AS196876BG | VGB-BG Vestnikarska Grupa Bulgaria Ltd. | 256 | — | 1 |
| AS51196BG | GOLDTELECOM GOLD TELECOM BULGARIA PLC | 256 | — | 1 |
| AS35293BG | ECARD-AS E-CARD LTD. | 256 | — | 1 |
| AS31440BG | DSK-AS DSK Bank EAD | 256 | — | 1 |
| AS202634BG | demabg Petar Petrov | 256 | 1M | 3 |
| AS43063BG | SPH-AS01 SOPHARMA JSCo | 256 | — | 1 |
| AS208637BG | Vendeta4-LTD 4 Vendeta Ltd | 256 | — | 1 |
| AS57840BG | Kontrax Comnet Bulgaria Holding Ltd. | 256 | — | 1 |