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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 |
| — |
| — |
| 0 |
| AS58105BG | NetServiceBG Net Service BG Ltd | — | — | 0 |
| AS209922BG | Bulinfo-Hosting BULINFO EOOD | — | — | 0 |
| AS214795BG | LACHEZARCHOL LACHEZAR CHOLAKOV | — | — | 0 |
| AS57551BG | IMS-LHR26 Merkle EOOD | — | — | 0 |
| AS31460BG | Unikal Unikal - N.Nikolov Ltd | — | — | 0 |
| AS211877BG | TURKIX TurkIX Communications Ltd. | — | — | 0 |
| AS59742BG | MEGABYTE-INTERNET-AS MEGABYTE INTERNET Ltd. | — | — | 0 |
| AS31250BG | OnlineDirect-AS Vivacom Bulgaria EAD | — | — | 0 |
| AS24964BG | A1BG A1 Bulgaria EAD | — | — | 0 |
| AS212370BG | APAS Adrian Pekunov | — | — | 0 |
| AS219303BG | FH-Europe Friendhosting LTD | — | — | 0 |
| AS209577BG | NIMH-AS NIMH | — | 1 | 1 |
| AS201003BG | BG-KAVARNASAT KAVARNA SAT Ltd. | — | — | 0 |
| AS199388BG | RDBBG RDB BULGARIA Ltd. | — | — | 0 |
| AS216370BG | VLANBG VLAN Network EOOD | — | — | 0 |
| AS199282BG | SOFLAN-AS Sofia Lan EOOD | — | — | 0 |
| AS43659BG | CloudComputing Neterra Ltd. | — | — | 0 |
| AS56693BG | TWOTOWN LANET EOOD | — | — | 0 |
| AS48355BG | VARNA-IX Varteh LTD | — | — | 0 |
| AS35466BG | Metro-BG-AS METRO Cash & Carry Bulgaria EOOD | — | — | 0 |
| AS211330BG | ISGBG ISGBG EOOD | — | — | 0 |
| AS211243BG | BG-PITOPY PITOPY Ltd. | — | — | 0 |
| AS43426BG | NLine-Lviv Netassist International EOOD | — | — | 0 |
| AS213446BG | EOS_MATRIX-AS EOS Matrix EOOD | — | — | 0 |
| AS216145BG | SEVENDC 7DC INTERNET LTD. | — | — | 0 |
| AS43134BG | AdNext Delta HighTech Ltd. | — | — | 0 |
| AS59899BG | MEGAPORT Megaport (Bulgaria) EAD | — | — | 0 |
| AS59405BG | BG-SUPERHOSTING-AS SuperHosting.BG Ltd. | — | — | 0 |
| AS60356BG | Lagom Lagom Solutions LLC | — | — | 0 |
| AS59900BG | Balkan-Internet-Exchange Balkan Internet Exchange Ltd | — | — | 0 |
| AS206858BG | LANMAX-NET Lanmax Net OOD | — | — | 0 |
| AS215122BG | KRASI-ASN Krasimir Velkov | — | — | 0 |
| AS214471BG | Radibase3 Radibase EOOD | — | — | 0 |
| AS41870BG | S3Company S3 Company Ltd | — | — | 0 |
| AS213984BG | sonicboomnetwork KRISTO PETROV | — | — | 0 |
| AS208032BG | Burgasnet Burgasnet LTD | — | — | 0 |
| AS199001BG | MNET-NZ-BG M SAT Cable EAD | — | — | 0 |
| AS9127BG | NETISSAT-AS Vivacom Bulgaria EAD | — | — | 0 |