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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.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS8866BG | VIVACOM-AS Vivacom Bulgaria EAD | 1.5M | 1,226 |
| AS8717BG | A1BG A1 Bulgaria EAD | 992.5K | 108 |
| AS13124BG | A1BG_RSD A1 Bulgaria EAD | 362.5K | 510 |
| AS29580BG | A1BG_RSG A1 Bulgaria EAD | 265.2K | 633 |
| AS9070BG | Cooolbox Cooolbox AD | 186.4K | 123 |
| AS35141BG | 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 | 76.8K | 199 |
| AS20911BG | NETSURF-AS-BG Net-Surf.net Ltd. | 73.7K | 182 |
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.
754 autonomous systems registered to Bulgaria. Click an AS for detail.
| AS | Holder | IPv4 ↓ | IPv6 /48 | Prefixes |
|---|---|---|---|---|
| AS204266BG | CentralPark_Burgas CENTRAL PARK BURGAS -EOOD | 256 | — | 1 |
| AS208637BG | Vendeta4-LTD 4 Vendeta Ltd | 256 | — | 1 |
| AS51830BG | C3I-AS C3i Europe EOOD | 256 | — | 1 |
| AS43651BG | GneneraliBG Generali Insurance AD | 256 | — | 1 |
| AS215941BG | egtong EGT DIGITAL EOOD | 256 | — | 1 |
| AS202593BG | AS_iGaming_Ltd iGaming.com_Limited | 256 | — | 1 |
| AS208860BG | NORTHWESTUNION North West Union Ltd. | 256 | — | 1 |
| AS61321BG | AIKO-AS AIKO MULTY CONCEPT Ltd. | 256 | — | 1 |
| AS200631BG | VASILEVO_SAPORT_SERVISEZ VASILEVO SAPORT SERVISEZ Ltd. | 256 | — | 1 |
| AS42293BG | AVALA-AS ET PAVLIN ILIEV - AVALA | 256 | — | 1 |
| AS200422BG | Concentrix-Services Concentrix Services Bulgaria EOOD | 256 | — | 1 |
| AS33825BG | BOR-AS Interimpex Ltd. | 256 | — | 1 |
| AS205549BG | PREMIUM-SERVICES Premium Services LTD | 256 | — | 1 |
| AS211456BG | NetSarBG-LTD NetSarBG LTD | 256 | — | 1 |
| AS207812BG | DM_AUTO DM AUTO EOOD | 256 | 1 | 2 |
| AS207172BG | PROSTO-INETRA PRO STO | 256 | — | 1 |
| AS209518BG | BG-IVIKO IVIKO Ltd. | 256 | — | 1 |
| AS204639BG | H-Tech H-Tech EOOD | 256 | — | 1 |
| AS49176BG | ELEMENTAL Elemental.tv OOD | 256 | — | 1 |
| AS197055BG | ALLIANZ-BG ZAD Allianz Bulgaria AD | 256 | — | 1 |
| AS209524BG | Ballistic_Cell_LTD Ballistic Cell LTD. | 256 | — | 1 |
| AS60457BG | MTITC-BG Directorate General "Civil Aviation Administration" | 256 | — | 1 |
| AS206645BG | MRRB-AS Ministry of Regional Development and Public Works | 256 | — | 1 |
| AS57813BG | CASHBG-AS Cash Services Company | 256 | — | 1 |
| AS205526BG | AS_ITR_Services ITR Services Ltd | 256 | — | 1 |
| AS31140BG | BSE-AS Bulgarian Stock Exchange AD | 256 | — | 1 |
| AS206511BG | scorpion_shipping Scorpion Shipping OOD | 256 | — | 1 |
| AS198127BG | HRISTOBOGDANOV-AS Hristo Bogdanov | 256 | 1 | 2 |
| AS47226BG | AKAT_Technologies AKAT TECHNOLOGIES LTD | 256 | — | 1 |
| AS60916BG | GATEIT-AS GEYTIT OOD | 256 | — | 1 |
| AS42805BG | eMerchantPay eMerchantPay Ltd | 256 | — | 1 |
| AS201899BG | IKT-AS Ikt Solutions Ltd | 256 | — | 1 |
| AS202864BG | COMAC-MEDICAL-AS COMAC MEDICAL | 256 | — | 1 |
| AS34272BG | ACTAVIS-AS Teva Pharma EAD | 256 | — | 1 |
| AS198744BG | BGPORTS BULGARIAN PORTS INFRASTRUCTURE | 256 | — | 1 |
| AS51383BG | SGROUP S Group International JSC | 256 | — | 1 |
| AS44886BG | ELANA-AS Elana Financial Holding AD | 256 | — | 1 |
| AS48745BG | ICOM-AS ICOM Ltd. | 256 | — | 1 |
| AS201114BG | AMK-Drives-BG AMK Drives and controls Ltd. | 256 | — | 1 |
| AS49704BG | PetaSC-Bulgaria PETASCALE SUPERCOMPUTER CONSORTIUM - BULGARIA - DZZD | 256 | 1 | 2 |
| AS44201BG | BNB Bulgarian National Bank | 256 | — | 1 |
| AS216295BG | TEXIMSOLUTIONS TEXIM SOLUTIONS EOOD | 256 | — | 1 |
| AS33853BG | ProcreditBank-BG Procredit Bank Ltd | 256 | — | 1 |
| AS49950BG | MVR-BG Ministry of Interior of Republic of Bulgaria | 256 | — | 1 |
| AS206755BG | netcube Netcube Ltd. | 256 | 65.5K | 2 |
| AS219197BG | BSBT-Solutions BSBT Solutions Ltd. | 256 | — | 1 |
| AS211772BG | ITRB ITRB Ltd | 256 | — | 1 |
| AS43713BG | MOSTBG-AS MOST Computers Ltd. | 256 | — | 1 |
| AS39357BG | DATECS-AS Datecs Ltd. | 256 | — | 1 |
| AS2111BG | Skynet-AS SkyNet Group Ltd. | 256 | — | 1 |