58,300 registered blocks.

🇯🇵 Bi2-Vision F0:2F:D8:00:00:00 /24 MA-L 🇸🇪 Biacore AB 00:06:84:00:00:00 /24 MA-L 🇺🇸 Biamp 34:E1:D1:90:00:00 /28 MA-M 🇺🇸 Biamp Systems 78:45:01:00:00:00 /24 MA-L 🇬🇧 BICC INFORMATION SYSTEMS & SVC 00:80:C3:00:00:00 /24 MA-L 🇺🇸 BICOM, Inc. 00:24:D9:00:00:00 /24 MA-L 🇺🇸 Bidgely 7C:70:BC:60:00:00 /28 MA-M 🇮🇹 Biennebi s.r.l. 70:B3:D5:53:70:00 /36 MA-S 🇺🇸 Big Bear Networks 00:0F:3F:00:00:00 /24 MA-L 🇨🇳 BIG Climatic Manufacture, Co. LTD, Zhongshan Branch 44:03:77:C0:00:00 /28 MA-M 🇩🇪 Big Dutchman International GmbH C0:9B:F4:70:00:00 /28 MA-M 🇮🇱 BigBand Networks, Ltd. 00:03:3F:00:00:00 /24 MA-L 🇯🇵 Bigbang L.T.D. 00:50:C2:3B:D0:00 /36 IAB 🇩🇰 BigBear 00:50:C2:93:70:00 /36 IAB 🇺🇸 Bigelow Aerospace 00:22:54:00:00:00 /24 MA-L 🇺🇸 Bigfoot Networks Inc 00:19:03:00:00:00 /24 MA-L 🇰🇷 BIGHOUSE.,INC. 70:B3:D5:B8:00:00 /36 MA-S 🇺🇸 Bigleaf Networks Inc. 20:01:9C:00:00:00 /24 MA-L 🇺🇸 BigStuff3, Inc. 70:B3:D5:64:E0:00 /36 MA-S 🇩🇪 Bihl + Wiedemann GmbH 00:16:77:00:00:00 /24 MA-L 🇩🇪 Bihl + Wiedemann GmbH 00:50:C2:01:10:00 /36 IAB 🇯🇵 BIJ Corporation 00:1D:61:00:00:00 /24 MA-L 🇹🇷 Bilkon Bilgisayar Kontrollu Cih. Im.Ltd. F0:ED:1E:00:00:00 /24 MA-L 🇹🇼 Billion Electric Co. Ltd. 60:03:47:00:00:00 /24 MA-L 🇹🇼 Billion Electric Co., Ltd. 00:04:ED:00:00:00 /24 MA-L 🇹🇼 BILLIONTON SYSTEMS, INC. 00:10:60:00:00:00 /24 MA-L 🇺🇸 Bils Technology Inc 00:0D:89:00:00:00 /24 MA-L 🇨🇳 Bimeng Comunication System Co. Ltd 00:24:9C:00:00:00 /24 MA-L 🇸🇪 BINAR ELEKTRONIK AB 00:A0:1A:00:00:00 /24 MA-L 🇨🇦 Binary Wave Technologies Inc. 00:50:C2:17:E0:00 /36 IAB 🇭🇰 Binatone Electronics International, Ltd 00:0A:E2:00:00:00 /24 MA-L 🇮🇳 Binatone Telecommunication Pvt. Ltd 0C:D2:B5:00:00:00 /24 MA-L 🇨🇳 BinCube 08:1F:EB:00:00:00 /24 MA-L 🇺🇸 BindView Development Corp. 00:90:D4:00:00:00 /24 MA-L 🇩🇪 BINTEC COMMUNICATIONS GMBH 00:A0:F9:00:00:00 /24 MA-L 🇸🇪 Bintel AB 70:B3:D5:97:00:00 /36 MA-S 🇨🇳 BINXIN TECHNOLOGY(ZHEJIANG) LTD. C0:63:69:00:00:00 /24 MA-L 🇮🇱 Bio Guard component & technologies 00:50:C2:F2:B0:00 /36 IAB 🇦🇺 Bio Molecular System Pty Ltd 00:1B:C5:07:E0:00 /36 MA-S 🇺🇸 BIO RAD LABORATORIES 70:B3:D5:DD:D0:00 /36 MA-S 🇰🇷 BIO SOUND LAB CO., LTD. 10:C5:86:00:00:00 /24 MA-L 🇫🇷 bio-logic SA 00:14:D8:00:00:00 /24 MA-L 🇺🇸 Bio-logic Systems Corp 00:50:C2:4C:00:00 /36 IAB 🇺🇸 Bio-Rad Laboratories, Inc. 00:1C:38:00:00:00 /24 MA-L 🇧🇷 BioAccess Tecnologia em Biometria Ltda. 00:50:C2:5D:60:00 /36 IAB 🇪🇬 BioBusiness 70:B3:D5:A0:80:00 /36 MA-S 🇳🇴 BioControl AS EC:14:F6:00:00:00 /24 MA-L 🇬🇧 Biodata Ltd 40:D4:0E:00:00:00 /24 MA-L 🇺🇸 BiODE Inc. 00:50:C2:3D:F0:00 /36 IAB 🇵🇹 Biodevices, SA 00:23:FE:00:00:00 /24 MA-L 🇪🇸 BIODIT 50:7D:02:00:00:00 /24 MA-L 🇺🇸 BioIntelliSense, Inc. C0:61:3D:00:00:00 /24 MA-L 🇰🇷 biokeysystem 00:50:C2:34:60:00 /36 IAB 🇺🇸 bioMerieux Inc. 28:DE:F6:00:00:00 /24 MA-L 🇺🇸 Biometric Access Company 00:BA:C0:00:00:00 /24 MA-L 🇺🇸 Biometric Associates, LP 40:1D:59:00:00:00 /24 MA-L 🇮🇹 bioMérieux Italia S.p.A. D8:60:B0:00:00:00 /24 MA-L 🇮🇹 bioMérieux Italia S.p.A. 00:50:C2:8E:30:00 /36 IAB 🇰🇷 Bionet Co., Ltd. 00:02:BD:00:00:00 /24 MA-L 🇯🇵 Bionics co.,ltd. 70:B3:D5:A7:80:00 /36 MA-S 🇰🇷 Bionics Corp. A4:DA:3F:00:00:00 /24 MA-L 🇹🇼 BIONIME B0:C2:05:00:00:00 /24 MA-L 🇪🇸 BIONIX SUPPLYCHAIN TECHNOLOGIES SLU 34:63:D4:00:00:00 /24 MA-L 🇺🇸 BIOPAC SYSTEMS, INC. 00:90:3D:00:00:00 /24 MA-L 🇯🇵 BIOS Corporation D0:12:42:00:00:00 /24 MA-L 🇨🇦 Bioscrypt Inc 00:1F:15:00:00:00 /24 MA-L 🇯🇵 biosilver .co.,ltd 70:B3:D5:43:F0:00 /36 MA-S 🇯🇵 biosilver .co.,ltd 70:B3:D5:D2:10:00 /36 MA-S 🇯🇵 biosilver .co.,ltd 8C:1F:64:0D:20:00 /36 MA-S 🇯🇵 biosilver .co.,ltd 8C:1F:64:34:D0:00 /36 MA-S 🇯🇵 biosilver .co.,ltd 8C:1F:64:35:00:00 /36 MA-S 🇯🇵 biosilver .co.,ltd 8C:1F:64:64:10:00 /36 MA-S 🇰🇷 Biosoundlab Co., Ltd. 9C:BE:E0:00:00:00 /24 MA-L 🇰🇷 Biospace Co., Ltd. 00:13:61:00:00:00 /24 MA-L 🇹🇼 BIOSTAR Microtech Int'l Corp. 00:30:67:00:00:00 /24 MA-L 🇹🇼 BIOSTAR Microtech Int'l Corp. B8:97:5A:00:00:00 /24 MA-L 🇹🇼 Biostar Microtech international corp. F4:B5:20:00:00:00 /24 MA-L 🇵🇱 BIOT Sp. z o.o. C8:2C:2B:90:00:00 /28 MA-M 🇺🇸 BIOTAGE 00:50:C2:26:00:00 /36 IAB 🇬🇧 BIOTAGE GB LTD 8C:1F:64:18:50:00 /36 MA-S 🇬🇧 BIOTAGE GB LTD 8C:1F:64:EF:10:00 /36 MA-S 🇸🇪 Biotage Sweden AB 40:D8:55:12:D0:00 /36 IAB 🇸🇪 Biotage Sweden AB 70:B3:D5:4D:20:00 /36 MA-S 🇩🇪 BIOTRONIK GmbH & Co 00:0B:C4:00:00:00 /24 MA-L 🇺🇸 Biovigil Hygiene Technologies 70:B3:D5:DB:10:00 /36 MA-S 🇨🇳 BIPAI ELECTRONIC TECHNOLOGY(DONGGUAN)CO.,LTD 18:66:96:A0:00:00 /28 MA-M 🇺🇸 Bipom Electronics, Inc. 00:50:C2:46:90:00 /36 IAB 🇺🇸 Bipom Electronics, Inc. 8C:1F:64:21:10:00 /36 MA-S 🇺🇸 BIR,INC. 00:50:C2:40:F0:00 /36 IAB 🇺🇸 Bird Buddy 50:D0:6D:00:00:00 /24 MA-L 🇺🇸 Bird Electronic Corp. 00:1B:B6:00:00:00 /24 MA-L 🇩🇪 Bird Home Automation GmbH 58:D8:A7:00:00:00 /24 MA-L 🇩🇪 Bird Home Automation GmbH 1C:CA:E3:70:00:00 /28 MA-M 🇦🇺 BirdDog Australia D4:20:00:A0:00:00 /28 MA-M 🇦🇺 BirdDog Australia 70:B3:D5:3B:90:00 /36 MA-S 🇦🇺 BirdDog Australia 70:B3:D5:C7:E0:00 /36 MA-S 🇺🇸 Birdland Audio 70:B3:D5:AD:50:00 /36 MA-S 🇮🇳 Birds Eye Systems Private Limited 84:A2:4D:00:00:00 /24 MA-L 🇺🇸 Birger Engineering, Inc. 58:47:CA:80:00:00 /28 MA-M 🇸🇪 Birka BPA Informationssystem AB 00:08:0B:00:00:00 /24 MA-L