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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 |
| AS41292BG | Speditor-NET-AS Speditor NET Ltd. | 256 | — | 1 |
| AS201215BG | PIMPRIMA-AS Professional Information Management - PRIMA AD | 256 | — | 1 |
| AS200459BG | Net_Host_Solution Net Host Solutions Ltd. | 256 | — | 1 |
| AS42347BG | Hosting-27 Hosting-27 LTD | 256 | — | 1 |
| AS219415BG | ITRB ITRB Ltd | 256 | — | 1 |
| AS200458BG | VMobile Vmobile AD | 256 | — | 1 |
| AS213833BG | DKIS-AS Ministry of Interior of Bulgaria | 256 | — | 1 |
| AS203864BG | BG-GPSBUL GPS BULGARIA AD | 256 | — | 1 |
| AS31140BG | BSE-AS Bulgarian Stock Exchange AD | 256 | — | 1 |
| AS42293BG | AVALA-AS ET PAVLIN ILIEV - AVALA | 256 | — | 1 |
| AS62411BG | SOLYTRON ALSO Bulgaria EOOD | 256 | — | 1 |
| AS29390BG | CTU-AS Netassist International EOOD | 256 | — | 1 |
| AS210567BG | OB-Veliko-Tarnovo OBVT | 256 | — | 1 |
| AS218676BG | ENDUROSAT EnduroSat EAD | 256 | — | 1 |
| AS197055BG | ALLIANZ-BG ZAD Allianz Bulgaria AD | 256 | — | 1 |
| AS201114BG | AMK-Drives-BG AMK Drives and controls Ltd. | 256 | — | 1 |
| AS12815BG | Avenga_BG Musala Soft EAD | 256 | — | 1 |
| AS35014BG | COBUILDER-AS COBUILDER INTERNATIONAL Ltd. | 256 | — | 1 |
| AS206755BG | netcube Netcube Ltd. | 256 | 65.5K | 2 |
| AS198202BG | TEXIM-AS PEB "Texim" JSC | 256 | — | 1 |
| AS61370BG | IEC-AS 'Inter Expo Center EOOD' | 256 | — | 1 |
| AS60578BG | Nemetschek Nemetschek OOD | 256 | — | 1 |
| AS31308BG | FIXITY FIXITY LLC | 256 | 2 | 3 |
| AS42805BG | eMerchantPay eMerchantPay Ltd | 256 | — | 1 |
| AS47647BG | E-FELLOWS eFellows Ltd. | 256 | — | 1 |
| AS57813BG | CASHBG-AS Cash Services Company | 256 | — | 1 |
| AS209628BG | MAZEN MAZEN LLC | 256 | — | 1 |
| AS201899BG | IKT-AS Ikt Solutions Ltd | 256 | — | 1 |
| AS210299BG | ART-BUILD-UP-AS ART-BUILD-UP | 256 | — | 1 |
| AS211674BG | PRIMEVOIP-AS PrimeVOIP Bulgaria LTD | 256 | — | 1 |
| AS202864BG | COMAC-MEDICAL-AS COMAC MEDICAL | 256 | — | 1 |
| AS204722BG | wix-like w-ix ltd | 256 | — | 1 |
| AS49950BG | MVR-BG Ministry of Interior of Republic of Bulgaria | 256 | — | 1 |
| AS34589BG | IFAO-BG-AS Amadeus Sofia Labs Ltd | 256 | — | 1 |
| AS209524BG | Ballistic_Cell_LTD Ballistic Cell LTD. | 256 | — | 1 |
| AS209403BG | PUSHR-CDN Net Stack Ltd | 256 | — | 1 |
| AS44201BG | BNB Bulgarian National Bank | 256 | — | 1 |
| AS35011BG | Prosveta Prosveta Sofia PLC | 256 | — | 1 |
| AS31522BG | BTV-BG BTV MEDIA GROUP EAD | 256 | — | 1 |
| AS42100BG | WITmind-AS Witmind Ltd | 256 | — | 1 |
| AS218483BG | Martin-AS Martin Velikov | 256 | — | 1 |
| AS43651BG | GneneraliBG Generali Insurance AD | 256 | — | 1 |
| AS51383BG | SGROUP S Group International JSC | 256 | — | 1 |
| AS216295BG | TEXIMSOLUTIONS TEXIM SOLUTIONS EOOD | 256 | — | 1 |
| AS198127BG | HRISTOBOGDANOV-AS Hristo Bogdanov | 256 | 1 | 2 |
| AS205454BG | GLOBAL-SERVICES-M GLOBAL SERVICES M EOOD | 256 | — | 1 |