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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.
743 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 | 58 |
| AS29687BG | BGWAN-AS Geodim Ltd. | 89.3K | 153 |
| AS39184BG | UltraNET-AS UltraNET Ltd | 75.3K | 193 |
| AS29084BG | COMNET-AS Comnet Bulgaria Holding Ltd. | 72.7K | 156 |
| 256 |
| — |
| 1 |
| AS49950BG | MVR-BG Ministry of Interior of Republic of Bulgaria | 256 | — | 1 |
| AS207371BG | gec-bg GEC BG Ltd. | 256 | — | 1 |
| AS202043BG | BIA-BG Bulgarian Industrial Association, Union of Bulgarian business | 256 | — | 1 |
| AS208318BG | adastra Adastra Bulgaria EOOD | 256 | — | 1 |
| AS199759BG | Aviaso-AS Honeywell EOOD | 256 | — | 1 |
| AS207812BG | DM_AUTO DM AUTO EOOD | 256 | 1 | 2 |
| AS57813BG | CASHBG-AS Cash Services Company | 256 | — | 1 |
| AS200422BG | Concentrix-Services Concentrix Services Bulgaria EOOD | 256 | — | 1 |
| AS204469BG | SANEVIAN Sanevian | 256 | — | 1 |
| AS43651BG | GneneraliBG Generali Insurance AD | 256 | — | 1 |
| AS214342BG | DIMINUENDO DIMINUENDO Ltd | 256 | — | 1 |
| AS29390BG | CTU-AS Netassist International EOOD | 256 | — | 1 |
| AS35011BG | Prosveta Prosveta Sofia PLC | 256 | — | 1 |
| AS203578BG | Euromaster_Import_Export_Ltd Euromaster Import Export Ltd | 256 | — | 1 |
| AS44886BG | ELANA-AS Elana Financial Holding AD | 256 | — | 1 |
| AS33825BG | BOR-AS Interimpex Ltd. | 256 | — | 1 |
| AS204784BG | sistech SIS TECHNOLOGY AD | 256 | — | 1 |
| AS47226BG | AKAT_Technologies AKAT TECHNOLOGIES LTD | 256 | — | 1 |
| AS42805BG | eMerchantPay eMerchantPay Ltd | 256 | — | 1 |
| AS205808BG | BG-TURBONET Turbo-Net EOOD | 256 | — | 1 |
| AS25224BG | STS-HOLDING-AS STS Invest Holding AD | 256 | — | 1 |
| AS211456BG | NetSarBG-LTD NetSarBG LTD | 256 | — | 1 |
| AS205549BG | PREMIUM-SERVICES Premium Services LTD | 256 | — | 1 |
| AS56856BG | Armeec Insurance JSC Armeec | 256 | — | 1 |
| AS59746BG | ABRITES-AS ABRITES LTD. | 256 | — | 1 |
| AS206755BG | netcube Netcube Ltd. | 256 | 65.5K | 2 |
| AS215941BG | egtong EGT DIGITAL EOOD | 256 | — | 1 |
| AS31527BG | TELEPOL-AS TELEPOL Ltd. | 256 | — | 1 |
| AS200459BG | Net_Host_Solution Net Host Solutions Ltd. | 256 | — | 1 |
| AS56539BG | MBM-AS Management Business Machine Ltd. | 256 | — | 1 |
| AS202864BG | COMAC-MEDICAL-AS COMAC MEDICAL | 256 | — | 1 |
| AS198765BG | EUROCCOR Euroccor JSC | 256 | — | 1 |
| AS44201BG | BNB Bulgarian National Bank | 256 | — | 1 |
| AS43713BG | MOSTBG-AS MOST Computers Ltd. | 256 | — | 1 |
| AS210212BG | BG-DILANBG DILAN BG Ltd. | 256 | — | 1 |
| AS205526BG | AS_ITR_Services ITR Services Ltd | 256 | — | 1 |
| AS34272BG | ACTAVIS-AS Teva Pharma EAD | 256 | — | 1 |
| AS199818BG | NNINSURANCE-AS Pension Insurance Company UBB EAD | 256 | — | 1 |
| AS213357BG | KAOLIN KAOLIN_AD | 256 | — | 1 |
| AS49704BG | PetaSC-Bulgaria PETASCALE SUPERCOMPUTER CONSORTIUM - BULGARIA - DZZD | 256 | 1 | 2 |
| AS203864BG | BG-GPSBUL GPS BULGARIA AD | 256 | — | 1 |
| AS208322BG | BG-ITP-NET ITP-NET OOD | 256 | — | 1 |
| AS201215BG | PIMPRIMA-AS Professional Information Management - PRIMA AD | 256 | — | 1 |
| AS209518BG | BG-IVIKO IVIKO Ltd. | 256 | — | 1 |
| AS199512BG | Demax_LTD Demax JSC | 256 | — | 1 |
| AS61321BG | AIKO-AS AIKO MULTY CONCEPT Ltd. | 256 | — | 1 |