Networks in Bulgaria

675 autonomous systems are registered in Bulgaria (BG). Together they announce 3,997,695 IPv4 addresses, 0.13% of the announced total, which ranks Bulgaria #57 of 240 countries.

Autonomous systems675669 announce IPv4, 6 IPv6 only

IPv4 addresses3,997,6950.13% of announced IPv4 · #57 worldwide

Top 5 networks hold48.7%of Bulgaria's IPv4 space

IPv6572 x /32 (37,515,998 x /48)144 of 675 networks (21%) announce IPv6

Small networks263announce a single /24 (256 addresses) or less

Look up AS8866, the largest network in BG Look up any IP or ASN

Top 50 networks in Bulgaria by IPv4 space

#ASNNetworkIPv4 addressesOf BG

1 AS8866 VIVACOM-AS Vivacom Bulgaria EAD 1,015,296 25.40%

2 AS13124 A1BG_RSD A1 Bulgaria EAD 307,200 7.68%

3 AS29580 A1BG_RSG A1 Bulgaria EAD 264,960 6.63%

4 AS8717 A1BG A1 Bulgaria EAD 217,856 5.45%

5 AS9070 Cooolbox Cooolbox AD 141,824 3.55%

6 AS35141 A1BG_RSS A1 Bulgaria EAD 111,360 2.79%

7 AS6802 UNICOM-B-AS Bulgarian Research and Education Network Association (BREN) 65,536 1.64%

8 AS39184 UltraNET-AS UltraNET Ltd 55,808 1.40%

9 AS59711 HZ-EU-AS HZ Hosting Ltd 55,040 1.38%

10 AS3245 DIGSYS-AS Digital Systems Ltd 48,128 1.20%

11 AS51582 DCC-BG Cifrova Kabelna Korporacia EOOD 44,288 1.11%

12 AS12716 A1BG_MB A1 Bulgaria EAD 40,704 1.02%

13 AS21230 MNET-BG M SAT Cable EAD 39,424 0.99%

14 AS29084 COMNET-AS Comnet Bulgaria Holding Ltd. 37,376 0.93%

15 AS34295 ETA-BG-ASN Geo BG Net SPLtd. 37,376 0.93%

16 AS25374 ESCOMBG-AS ESCOM Ltd. - Haskovo 37,120 0.93%

17 AS20911 NETSURF-AS-BG Net-Surf.net Ltd. 36,864 0.92%

18 AS34224 NETERRA-AS Neterra Ltd. 36,608 0.92%

19 AS29582 SATCOM-AS Optisprint OOD 34,816 0.87%

20 AS8262 EVOLINK-AS Evolink EAD 34,304 0.86%

21 AS29687 BGWAN-AS Geodim Ltd. 33,536 0.84%

22 AS57344 TELEHOUSE-AS Telehouse AD 28,672 0.72%

23 AS12829 ANGELSOFT Angel Soft OOD 27,136 0.68%

24 AS29244 TelenorBG-AS CETIN Bulgaria EAD 25,856 0.65%

25 AS39251 NETGUARD NETGUARD LLC 22,272 0.56%

26 AS202015 HZ-US-AS HZ Hosting Ltd 20,480 0.51%

27 AS29122 IWET-AS i-Wet Ltd. 20,480 0.51%

28 AS44901 belcloud Belcloud LTD 18,688 0.47%

29 AS48917 OPTINETYAMBOL Optinet Ltd 18,432 0.46%

30 AS197897 PETKOM 5KOM OOD 17,920 0.45%

31 AS42248 Vida-Optics Vida optics TVV Ltd. 17,664 0.44%

32 AS8745 AS-BG-BAS Bulgarian Academy of Sciences 17,408 0.44%

33 AS38924 AS-TRAKIACABLE Trakia Kabel OOD 16,384 0.41%

34 AS203380 DAInternationalGroup DA International Group Ltd. 16,384 0.41%

35 AS38932 Rimex Rimex Ltd. 16,384 0.41%

36 AS31083 Telepoint Telepoint Ltd 16,128 0.40%

37 AS8772 NLineLLC Netassist International EOOD 15,360 0.38%

38 AS29667 ATLANTISNET-AS Atlantis Net Ltd. 15,360 0.38%

39 AS8739 ICDSoft ICDSoft Ltd. 15,360 0.38%

40 AS12615 GCN-AS Global Communication Net Plc 14,592 0.37%

41 AS41313 NOVATEL-AS "NOVATEL" EOOD 14,080 0.35%

42 AS31029 M-REAL M-REAL NET Ltd. 14,080 0.35%

43 AS13306 UNICS-AS Unics EOOD 13,824 0.35%

44 AS47402 MULTIMEDIA-AS Multimedia BG EOOD 13,312 0.33%

45 AS39246 LIULINNET Optical Structural Network Ltd. 12,800 0.32%

46 AS25206 UNACS-AS-BG Unacs - Yuri Jordanov Ltd. 12,544 0.31%

47 AS29030 Telekabel TELECABEL PLC 12,544 0.31%

48 AS31287 IPACCT-AS IPACCT CABLE Ltd 12,288 0.31%

49 AS42555 Optic-Com-EU OPTICCOM- BULGARIA Ltd. 12,032 0.30%

50 AS207144 BG-SOFCOMPANY-AS SOFCOMPANY Ltd 11,008 0.28%

Countries of similar size

#54 Algeria #55 Kenya #56 United Arab Emirates #58 Peru #59 Kazakhstan #60 Cyprus All countries

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources