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How Bulgaria ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
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.
742 autonomous systems registered to Bulgaria. Click an AS for detail.
| A1BG_RSS A1 Bulgaria EAD |
| 111.4K |
| 361 |
| AS6802BG | UNICOM-B-AS Bulgarian Research and Education Network Association (BREN) | 89.9K | 59 |
| AS29687BG | BGWAN-AS Geodim Ltd. | 89.3K | 153 |
| AS39184BG | UltraNET-AS UltraNET Ltd | 75.5K | 194 |
| AS29084BG | COMNET-AS Comnet Bulgaria Holding Ltd. | 72.7K | 156 |
| 65.5K |
| 2 |
| AS199958BG | HOSTWARE HOSTWARE LLC | 256 | — | 1 |
| AS25224BG | STS-HOLDING-AS STS Invest Holding AD | 256 | — | 1 |
| AS49176BG | ELEMENTAL Elemental.tv OOD | 256 | — | 1 |
| AS207371BG | gec-bg GEC BG Ltd. | 256 | — | 1 |
| AS60457BG | MTITC-BG Directorate General "Civil Aviation Administration" | 256 | — | 1 |
| AS44201BG | BNB Bulgarian National Bank | 256 | — | 1 |
| AS57813BG | CASHBG-AS Cash Services Company | 256 | — | 1 |
| AS31140BG | BSE-AS Bulgarian Stock Exchange AD | 256 | — | 1 |
| AS206645BG | MRRB-AS Ministry of Regional Development and Public Works | 256 | — | 1 |
| AS41292BG | Speditor-NET-AS Speditor NET Ltd. | 256 | — | 1 |
| AS57840BG | Kontrax Comnet Bulgaria Holding Ltd. | 256 | — | 1 |
| AS2111BG | Skynet-AS SkyNet Group Ltd. | 256 | — | 1 |
| AS41703BG | Koel1 Koel1 OOD | 256 | — | 1 |
| AS198127BG | HRISTOBOGDANOV-AS Hristo Bogdanov | 256 | 1 | 2 |
| AS202864BG | COMAC-MEDICAL-AS COMAC MEDICAL | 256 | — | 1 |
| AS40968BG | DSC Professional Protection Electronic Ltd. | 256 | — | 1 |
| AS198868BG | BGTEL-AS BGTEL OOD | 256 | — | 1 |
| AS204784BG | sistech SIS TECHNOLOGY AD | 256 | — | 1 |
| AS205808BG | BG-TURBONET Turbo-Net EOOD | 256 | — | 1 |
| AS47771BG | ENTRY-BG-AS Vivacom Bulgaria EAD | 256 | — | 1 |
| AS202843BG | PlayboxTechML Playbox Technology ME Ltd. | 256 | — | 1 |
| AS209628BG | MAZEN MAZEN LLC | 256 | — | 1 |
| AS208637BG | Vendeta4-LTD 4 Vendeta Ltd | 256 | — | 1 |
| AS44886BG | ELANA-AS Elana Financial Holding AD | 256 | — | 1 |
| AS35293BG | ECARD-AS E-CARD LTD. | 256 | — | 1 |
| AS208860BG | NORTHWESTUNION North West Union Ltd. | 256 | — | 1 |
| AS60916BG | GATEIT-AS GEYTIT OOD | 256 | — | 1 |
| AS210212BG | BG-DILANBG DILAN BG Ltd. | 256 | — | 1 |
| AS206755BG | netcube Netcube Ltd. | 256 | 65.5K | 2 |
| AS49950BG | MVR-BG Ministry of Interior of Republic of Bulgaria | 256 | — | 1 |
| AS209524BG | Ballistic_Cell_LTD Ballistic Cell LTD. | 256 | — | 1 |
| AS205454BG | GLOBAL-SERVICES-M GLOBAL SERVICES M EOOD | 256 | — | 1 |
| AS42805BG | eMerchantPay eMerchantPay Ltd | 256 | — | 1 |
| AS204266BG | CentralPark_Burgas CENTRAL PARK BURGAS -EOOD | 256 | — | 1 |
| AS205549BG | PREMIUM-SERVICES Premium Services LTD | 256 | — | 1 |
| AS203578BG | Euromaster_Import_Export_Ltd Euromaster Import Export Ltd | 256 | — | 1 |
| AS207812BG | DM_AUTO DM AUTO EOOD | 256 | 1 | 2 |
| AS42293BG | AVALA-AS ET PAVLIN ILIEV - AVALA | 256 | — | 1 |
| AS199818BG | NNINSURANCE-AS Pension Insurance Company UBB EAD | 256 | — | 1 |
| AS207172BG | PROSTO-INETRA PRO STO | 256 | — | 1 |
| AS212561BG | Money_Plus Money Plus Management AD | 256 | — | 1 |
| AS208318BG | adastra Adastra Bulgaria EOOD | 256 | — | 1 |
| AS202265BG | INTERWEBS InterWebs Ltd. | 256 | 2 | 3 |
| AS34272BG | ACTAVIS-AS Teva Pharma EAD | 256 | — | 1 |
| AS210039BG | GAMMACONSULT-AS GAMMA CONSULT - KALINKIN, PROKOPOV & SIE | 256 | — | 1 |
| AS39357BG | DATECS-AS Datecs Ltd. | 256 | — | 1 |