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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 |
| AS15362BG | RiskEngineering Risk Engineering Ltd. | 256 | — | 1 |
| AS210567BG | OB-Veliko-Tarnovo OBVT | 256 | — | 1 |
| AS201114BG | AMK-Drives-BG AMK Drives and controls Ltd. | 256 | — | 1 |
| AS41889BG | BORICA-AS BORICA AD | 256 | — | 1 |
| AS211288BG | NETASSISTBG Netassist International EOOD | 256 | — | 1 |
| AS202265BG | INTERWEBS InterWebs Ltd. | 256 | 2 | 3 |
| AS57622BG | AUTOPLUS-AS AUTO PLUS BULGARIA JSC | 256 | — | 1 |
| AS215508BG | HOST-DOT-NET Dot Net Ltd | 256 | — | 1 |
| AS196876BG | VGB-BG Vestnikarska Grupa Bulgaria Ltd. | 256 | — | 1 |
| AS200422BG | Concentrix-Services Concentrix Services Bulgaria EOOD | 256 | — | 1 |
| AS12815BG | Avenga_BG Musala Soft EAD | 256 | — | 1 |
| AS48745BG | ICOM-AS ICOM Ltd. | 256 | — | 1 |
| AS31534BG | ING-BANK-AS ING Bank N.V. - Sofia Branch | 256 | — | 1 |
| AS35011BG | Prosveta Prosveta Sofia PLC | 256 | — | 1 |
| AS212561BG | Money_Plus Money Plus Management AD | 256 | — | 1 |
| AS8877BG | Lirbg-AS Lir.bg EOOD | 256 | — | 1 |
| AS206935BG | YANAK-AS YANAK SOFT EOOD | 256 | — | 1 |
| AS214170BG | EVOLONIA EVOLONIA LTD. | 256 | 1 | 2 |
| AS197069BG | Easy-Credit Easy Asset Management AD | 256 | 1 | 2 |
| AS49330BG | NIKO-AS ET Nikolay Petrov - Niko | 256 | — | 1 |
| AS49950BG | MVR-BG Ministry of Interior of Republic of Bulgaria | 256 | — | 1 |
| AS200400BG | Sofia_Municipality Sofia Municipality | 256 | — | 1 |
| AS197236BG | BIOVET Biovet JSC | 256 | — | 1 |
| AS203578BG | Euromaster_Import_Export_Ltd Euromaster Import Export Ltd | 256 | — | 1 |
| AS202843BG | PlayboxTechML Playbox Technology ME Ltd. | 256 | — | 1 |
| AS200459BG | Net_Host_Solution Net Host Solutions Ltd. | 256 | — | 1 |
| AS202357BG | SOPHARMA Sopharma Trading Jsc | 256 | — | 1 |
| AS212533BG | AS_BST DP BULGARIAN SPORTS TOTALIZATOR | 256 | — | 1 |
| AS207671BG | DENSHI_AD DENSHI AD | 256 | — | 1 |
| AS197604BG | Softhouse Softhouse Ltd. | 256 | — | 1 |
| AS42855BG | OMEGANET OMEGA-NET Ltd | 256 | — | 1 |
| AS31527BG | TELEPOL-AS TELEPOL Ltd. | 256 | — | 1 |
| AS198283BG | APIS-BULGARIA-AS Apis Europe JSC | 256 | — | 1 |
| AS13147BG | NETINFO Net Info JSCo | 256 | — | 1 |
| AS200458BG | VMobile Vmobile AD | 256 | — | 1 |
| AS41764BG | RATOLAIT-AS Ratola Information Technologies EOOD | 256 | — | 1 |
| AS42625BG | Nova-Television NOVA BROADCASTING GROUP EOOD | 256 | — | 1 |
| AS199512BG | Demax_LTD Demax JSC | 256 | — | 1 |
| AS208860BG | NORTHWESTUNION North West Union Ltd. | 256 | — | 1 |
| AS41610BG | FINITE Finite Software Systems Ltd. | 256 | — | 1 |
| AS197055BG | ALLIANZ-BG ZAD Allianz Bulgaria AD | 256 | — | 1 |
| AS204232BG | BG-DIGITALSOL-AS ALOHA EXPERT EOOD | 256 | — | 1 |
| AS210212BG | BG-DILANBG DILAN BG Ltd. | 256 | — | 1 |
| AS35176BG | Dynamo-Software-Bulgaria-AS Dynamo Software Bulgaria Ltd | 256 | — | 1 |
| AS198940BG | FADATABG-AS FADATA EOOD | 256 | — | 1 |
| AS41663BG | MunicipalBank Municipal Bank AD | 256 | — | 1 |