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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 |
| AS197086BG | SPEEDY Speedy AD | 256 | — | 1 |
| AS202265BG | INTERWEBS InterWebs Ltd. | 256 | 2 | 3 |
| AS44201BG | BNB Bulgarian National Bank | 256 | — | 1 |
| AS202843BG | PlayboxTechML Playbox Technology ME Ltd. | 256 | — | 1 |
| AS198283BG | APIS-BULGARIA-AS Apis Europe JSC | 256 | — | 1 |
| AS29343BG | AS-AKVANET Akvanet Ltd. | 256 | — | 1 |
| AS213271BG | TODAKOM TODAKOM ASB EOOD | 256 | — | 1 |
| AS28819BG | IMS-Dentsu-BG Merkle EOOD | 256 | — | 1 |
| AS43944BG | VELOXAS Velox Ltd. | 256 | — | 1 |
| AS35011BG | Prosveta Prosveta Sofia PLC | 256 | — | 1 |
| AS44872BG | APBG-AS PREZIDENTSTVO NA REPUBLIKA BULGARIA | 256 | 1 | 2 |
| AS41703BG | Koel1 Koel1 OOD | 256 | — | 1 |
| AS200422BG | Concentrix-Services Concentrix Services Bulgaria EOOD | 256 | — | 1 |
| AS47771BG | ENTRY-BG-AS Vivacom Bulgaria EAD | 256 | — | 1 |
| AS12756BG | INFOCOM-AS INFOCOM Plc. | 256 | — | 1 |
| AS41844BG | UMC-AS "Urban Mobility Center" EAD | 256 | — | 1 |
| AS47226BG | AKAT_Technologies AKAT TECHNOLOGIES LTD | 256 | — | 1 |
| AS197055BG | ALLIANZ-BG ZAD Allianz Bulgaria AD | 256 | — | 1 |
| AS44886BG | ELANA-AS Elana Financial Holding AD | 256 | — | 1 |
| AS200631BG | VASILEVO_SAPORT_SERVISEZ VASILEVO SAPORT SERVISEZ Ltd. | 256 | — | 1 |
| AS199209BG | InternetSecurities-Bulgaria-AS Internet Securities Bulgaria Ltd. | 256 | — | 1 |
| AS33825BG | BOR-AS Interimpex Ltd. | 256 | — | 1 |
| AS39183BG | Micro-Optics-Europe Micro Optics Europe EOOD | 256 | — | 1 |
| AS198003BG | Proxiad-AS Proxiad Bulgaria EAD | 256 | — | 1 |
| AS206935BG | YANAK-AS YANAK SOFT EOOD | 256 | — | 1 |
| AS31534BG | ING-BANK-AS ING Bank N.V. - Sofia Branch | 256 | — | 1 |
| AS42100BG | WITmind-AS Witmind Ltd | 256 | — | 1 |
| AS31527BG | TELEPOL-AS TELEPOL Ltd. | 256 | — | 1 |
| AS42293BG | AVALA-AS ET PAVLIN ILIEV - AVALA | 256 | — | 1 |
| AS57840BG | Kontrax Comnet Bulgaria Holding Ltd. | 256 | — | 1 |
| AS200391BG | KREZ999AS KREZ 999 EOOD | 256 | — | 1 |
| AS42805BG | eMerchantPay eMerchantPay Ltd | 256 | — | 1 |
| AS2111BG | Skynet-AS SkyNet Group Ltd. | 256 | — | 1 |
| AS56856BG | Armeec Insurance JSC Armeec | 256 | — | 1 |
| AS42625BG | Nova-Television NOVA BROADCASTING GROUP EOOD | 256 | — | 1 |
| AS8672BG | A1BG A1 Bulgaria EAD | 256 | — | 1 |
| AS48746BG | ATSA-BG Air Traffic Services Authority | 256 | — | 1 |
| AS42815BG | ComMetric ComMetric Ltd. | 256 | — | 1 |
| AS213833BG | DKIS-AS Ministry of Interior of Bulgaria | 256 | — | 1 |
| AS43723BG | CNS Computernet Services Ltd. | 256 | — | 1 |
| AS214170BG | EVOLONIA EVOLONIA LTD. | 256 | 1 | 2 |
| AS15362BG | RiskEngineering Risk Engineering Ltd. | 256 | — | 1 |
| AS39357BG | DATECS-AS Datecs Ltd. | 256 | — | 1 |
| AS59746BG | ABRITES-AS ABRITES LTD. | 256 | — | 1 |
| AS199512BG | Demax_LTD Demax JSC | 256 | — | 1 |