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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.
754 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 | 76.8K | 199 |
| AS20911BG | NETSURF-AS-BG Net-Surf.net Ltd. | 73.7K | 182 |
| 256 |
| — |
| 1 |
| AS34272BG | ACTAVIS-AS Teva Pharma EAD | 256 | — | 1 |
| AS212561BG | Money_Plus Money Plus Management AD | 256 | — | 1 |
| AS200458BG | VMobile Vmobile AD | 256 | — | 1 |
| AS209628BG | MAZEN MAZEN LLC | 256 | — | 1 |
| AS203095BG | ERP ERP Bulgaria Ltd | 256 | — | 1 |
| AS56539BG | MBM-AS Management Business Machine Ltd. | 256 | — | 1 |
| AS207812BG | DM_AUTO DM AUTO EOOD | 256 | 1 | 2 |
| AS31014BG | DELTASTOCK-AS DeltaStock AD | 256 | — | 1 |
| AS214170BG | EVOLONIA EVOLONIA LTD. | 256 | 1 | 2 |
| AS57765BG | Optix-JSC-AS Optix JSC | 256 | — | 1 |
| AS35011BG | Prosveta Prosveta Sofia PLC | 256 | — | 1 |
| AS48458BG | Uniqa Uniqa Insurance JSC | 256 | — | 1 |
| AS209518BG | BG-IVIKO IVIKO Ltd. | 256 | — | 1 |
| AS202457BG | ITRB ITRB Ltd | 256 | — | 1 |
| AS198127BG | HRISTOBOGDANOV-AS Hristo Bogdanov | 256 | 1 | 2 |
| AS44781BG | CREDIBUL-AS Micro Credit AD | 256 | — | 1 |
| AS208318BG | adastra Adastra Bulgaria EOOD | 256 | — | 1 |
| AS210082BG | Yovil-as YOVIL Ltd. | 256 | — | 1 |
| AS33825BG | BOR-AS Interimpex Ltd. | 256 | — | 1 |
| AS211772BG | ITRB ITRB Ltd | 256 | — | 1 |
| AS210624BG | VG_Global_JSC VG Global JSC | 256 | — | 1 |
| AS41803BG | KPMG-AS KPMG Audit OOD | 256 | — | 1 |
| AS31308BG | FIXITY FIXITY LLC | 256 | 2 | 3 |
| AS43944BG | VELOXAS Velox Ltd. | 256 | — | 1 |
| AS56856BG | Armeec Insurance JSC Armeec | 256 | — | 1 |
| AS42721BG | VideoMaxAVS VideoMaxAVS Ltd. | 256 | 16 | 2 |
| AS3187BG | PBPF-AS Eurobank Bulgaria AD | 256 | — | 1 |
| AS199442BG | M2MNT M2M SERVICES Ltd. | 256 | — | 1 |
| AS40968BG | DSC Professional Protection Electronic Ltd. | 256 | — | 1 |
| AS34491BG | BULSTRAD-AS BULSTRAD VIENNA INSURANCE GROUP EAD | 256 | — | 1 |
| AS49176BG | ELEMENTAL Elemental.tv OOD | 256 | — | 1 |
| AS29366BG | AIIDATAPRO-AS A Data Pro Ltd | 256 | — | 1 |
| AS205526BG | AS_ITR_Services ITR Services Ltd | 256 | — | 1 |
| AS201645BG | AES AES Europe Services EOOD | 256 | — | 1 |
| AS49704BG | PetaSC-Bulgaria PETASCALE SUPERCOMPUTER CONSORTIUM - BULGARIA - DZZD | 256 | 1 | 2 |
| AS44201BG | BNB Bulgarian National Bank | 256 | — | 1 |
| AS198283BG | APIS-BULGARIA-AS Apis Europe JSC | 256 | — | 1 |
| AS203723BG | Residence-Control RESIDENCE CONTROL EOOD | 256 | — | 1 |
| AS214342BG | DIMINUENDO DIMINUENDO Ltd | 256 | — | 1 |
| AS49658BG | PONBG PON.BG Ltd. | 256 | — | 1 |
| AS41844BG | UMC-AS "Urban Mobility Center" EAD | 256 | — | 1 |
| AS34074BG | IBS-BG-AS IBS Bulgaria EOOD | 256 | — | 1 |
| AS209524BG | Ballistic_Cell_LTD Ballistic Cell LTD. | 256 | — | 1 |
| AS50431BG | SOT-LTD SOT Security and Observation Technologies EOOD | 256 | — | 1 |
| AS205874BG | ZEROBYTE Zero Byte Ltd | 256 | 65.5K | 2 |
| AS205974BG | SAC Supreme Administrative Court | 256 | — | 1 |