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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.
742 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 | 75.5K | 194 |
| AS29084BG | COMNET-AS Comnet Bulgaria Holding Ltd. | 72.7K | 156 |
| 256 |
| — |
| 1 |
| AS44886BG | ELANA-AS Elana Financial Holding AD | 256 | — | 1 |
| AS198388BG | LEVINS-AS Zastrahovatelna Kompania Lev Ins AD | 256 | — | 1 |
| AS211456BG | NetSarBG-LTD NetSarBG LTD | 256 | — | 1 |
| AS202043BG | BIA-BG Bulgarian Industrial Association, Union of Bulgarian business | 256 | — | 1 |
| AS49176BG | ELEMENTAL Elemental.tv OOD | 256 | — | 1 |
| AS199958BG | HOSTWARE HOSTWARE LLC | 256 | — | 1 |
| AS202593BG | AS_iGaming_Ltd iGaming.com_Limited | 256 | — | 1 |
| AS197214BG | Electrostroi Electrostroy Ltd. | 256 | — | 1 |
| AS33853BG | ProcreditBank-BG Procredit Bank Ltd | 256 | — | 1 |
| AS210212BG | BG-DILANBG DILAN BG Ltd. | 256 | — | 1 |
| AS29632BG | NASSIST-AS Netassist International EOOD | — | 2 | 1 |
| AS42372BG | DNETUA-AS Netassist International EOOD | — | 32.8K | 2 |
| AS219303BG | FH-Europe Friendhosting LTD | — | — | 0 |
| AS210769BG | ApoloNET ApoloNET LTD | — | — | 0 |
| AS43134BG | AdNext Delta HighTech Ltd. | — | — | 0 |
| AS204950BG | BEYONDIX BEYONDIX EOOD | — | — | 0 |
| AS216145BG | SEVENDC 7DC INTERNET LTD. | — | — | 0 |
| AS12792BG | CINET-AS Netassist International EOOD | — | 2.1M | 6 |
| AS200523BG | RDB RDB EOOD | — | — | 0 |
| AS59872BG | IPAY Icard Services PLC | — | 65.5K | 1 |
| AS209017BG | MIR-NETWORKS-AS Meldo International Routing Services EOOD | — | — | 0 |
| AS44967BG | TASIO Tasio LTD. | — | — | 0 |
| AS200301BG | BG-IVANOV-AS Miroslav Ivanov | — | 1 | 1 |
| AS212370BG | APAS Adrian Pekunov | — | — | 0 |
| AS213446BG | EOS_MATRIX-AS EOS Matrix EOOD | — | — | 0 |
| AS43426BG | NLine-Lviv Netassist International EOOD | — | — | 0 |
| AS211243BG | BG-PITOPY PITOPY Ltd. | — | — | 0 |
| AS211330BG | ISGBG ISGBG EOOD | — | — | 0 |
| AS35466BG | Metro-BG-AS METRO Cash & Carry Bulgaria EOOD | — | — | 0 |
| AS48355BG | VARNA-IX Varteh LTD | — | — | 0 |
| AS56693BG | TWOTOWN LANET EOOD | — | — | 0 |
| AS213610BG | BDC Burgas Data Center OOD | — | — | 0 |
| AS51304BG | DAInternationalGroup DA International Group Ltd. | — | — | 0 |
| AS8808BG | MSTEL-NET "NOVATEL" EOOD | — | — | 0 |
| AS209577BG | NIMH-AS NIMH | — | 1 | 1 |
| AS212283BG | ROZA-AS ROZA HOLIDAYS EOOD | — | — | 0 |
| AS43112BG | tsbg_hosting TSBG Hosting Ltd. | — | — | 0 |
| AS205540BG | ru-telecom Meldo International Routing Services EOOD | — | — | 0 |
| AS5472BG | BG-NEWIX-AS ALOHA EXPERT EOOD | — | — | 0 |
| AS57551BG | IMS-LHR26 Merkle EOOD | — | — | 0 |
| AS214795BG | LACHEZARCHOL LACHEZAR CHOLAKOV | — | — | 0 |
| AS209922BG | Bulinfo-Hosting BULINFO EOOD | — | — | 0 |
| AS58105BG | NetServiceBG Net Service BG Ltd | — | — | 0 |
| AS207621BG | AS_Solutions AS Solutions Ltd. | — | — | 0 |
| AS199388BG | RDBBG RDB BULGARIA Ltd. | — | — | 0 |
| AS201003BG | BG-KAVARNASAT KAVARNA SAT Ltd. | — | — | 0 |