58,498 registered blocks.

🇨🇳 Oerlikon Textile Gmbh&Co.KG 8C:92:46:00:00:00 /24 MA-L 🇨🇦 OES Inc. 70:B3:D5:1B:80:00 /36 MA-S 🇨🇦 OES Inc. 8C:1F:64:57:80:00 /36 MA-S 🇨🇦 OES Inc. 8C:1F:64:D8:40:00 /36 MA-S 🇰🇷 OESOLUTIONS 00:19:3A:00:00:00 /24 MA-L 🇨🇭 Oetiker Schweiz AG 94:8D:EF:00:00:00 /24 MA-L 🇺🇸 Office Details, Inc. 00:07:B0:00:00:00 /24 MA-L 🇯🇵 Office FA.com Co.,Ltd. D8:33:7F:00:00:00 /24 MA-L 🇨🇦 Offshore Systems Ltd 00:50:C2:44:40:00 /36 IAB 🇨🇦 OFI Inc. (dba 2D2C) 00:50:C2:F6:A0:00 /36 IAB 🇺🇸 Ofil USA 70:B3:D5:9E:20:00 /36 MA-S 🇦🇹 Ognios GmbH 1C:21:D1:10:00:00 /28 MA-M 🇯🇵 OHASHI ENGINEERING CO.,LTD. 70:B3:D5:55:60:00 /36 MA-S 🇺🇸 Ohio Semitronics, Inc. 00:1B:C5:07:20:00 /36 MA-S 🇯🇵 OHKURA ELECTRIC CO., LTD. 00:C0:2A:00:00:00 /24 MA-L 🇩🇪 OHLER GMBH 00:20:19:00:00:00 /24 MA-L 🇺🇸 Ohm Tech Labs, Inc. 00:04:8E:00:00:00 /24 MA-L 🇺🇸 OHM TECHNOLOGIES INTL, LLC 00:10:1C:00:00:00 /24 MA-L 🇯🇵 OHMORI ELECTRIC INDUSTRIES CO.LTD 70:B3:D5:6A:90:00 /36 MA-S 🇰🇷 OHSUNG 14:CF:8D:00:00:00 /24 MA-L 🇰🇷 OHSUNG 1C:39:29:00:00:00 /24 MA-L 🇰🇷 OHSUNG 30:9E:1D:00:00:00 /24 MA-L 🇰🇷 OHSUNG 34:3E:25:00:00:00 /24 MA-L 🇰🇷 OHSUNG 48:92:C1:00:00:00 /24 MA-L 🇰🇷 OHSUNG 68:96:6A:00:00:00 /24 MA-L 🇰🇷 OHSUNG 74:9E:A5:00:00:00 /24 MA-L 🇰🇷 OHSUNG 98:EF:9B:00:00:00 /24 MA-L 🇰🇷 OHSUNG 98:F5:A9:00:00:00 /24 MA-L 🇰🇷 OHSUNG B8:14:DB:00:00:00 /24 MA-L 🇰🇷 OHSUNG C8:DD:6A:00:00:00 /24 MA-L 🇰🇷 OHSUNG D0:1B:1F:00:00:00 /24 MA-L 🇰🇷 OHSUNG D4:FF:26:00:00:00 /24 MA-L 🇰🇷 OHSUNG E8:DF:24:00:00:00 /24 MA-L 🇰🇷 OHSUNG F4:83:2C:00:00:00 /24 MA-L 🇰🇷 OHSUNG F4:AA:D0:00:00:00 /24 MA-L 🇯🇵 OI ELECTRIC CO.,LTD 00:10:C1:00:00:00 /24 MA-L 🇯🇵 OI ELECTRIC CO.,LTD 50:9F:3B:00:00:00 /24 MA-L 🇯🇵 OI ELECTRIC CO.,LTD 88:35:C1:00:00:00 /24 MA-L 🇯🇵 OI ELECTRIC CO.,LTD D8:4A:87:00:00:00 /24 MA-L 🇯🇵 OI ELECTRIC CO.,LTD D8:F1:D8:00:00:00 /24 MA-L 🇺🇸 Oilfind International LLC 3C:A3:1A:00:00:00 /24 MA-L 🇩🇰 OJ-Electronics A/S 00:23:38:00:00:00 /24 MA-L 🇷🇺 OJSC "Ufimskiy Zavod "Promsvyaz" 1C:BB:A8:00:00:00 /24 MA-L 🇷🇺 OJSC Rawenstvo 00:50:C2:A1:10:00 /36 IAB 🇯🇵 OKANO ELECTRIC CO.,LTD 00:09:AE:00:00:00 /24 MA-L 🇯🇵 OKI DENKI BOHSAI CO.,LTD. 00:50:C2:C1:20:00 /36 IAB 🇯🇵 OKI ELECTRIC INDUSTRY CO., LTD 00:80:87:00:00:00 /24 MA-L 🇯🇵 Oki Electric Industry Co., Ltd. 00:11:57:00:00:00 /24 MA-L 🇯🇵 Oki Electric Industry Co., Ltd. 00:25:36:00:00:00 /24 MA-L 🇯🇵 Oki Electric Industry Co., Ltd. 2C:FF:65:00:00:00 /24 MA-L 🇯🇵 Oki Seatec Co., Ltd. 40:D8:55:06:80:00 /36 IAB 🇮🇹 Okolab Srl 70:B3:D5:BF:90:00 /36 MA-S 🇷🇺 OktoInform RUS 50:43:B9:00:00:00 /24 MA-L 🇯🇵 OKUMA CORPORATION 00:C0:2F:00:00:00 /24 MA-L 🇺🇸 OL'E COMMUNICATIONS, INC. 00:30:A8:00:00:00 /24 MA-L 🇺🇸 Ola Sense Inc 80:64:7A:00:00:00 /24 MA-L 🇫🇷 OLEDCOMM C0:EA:C3:90:00:00 /28 MA-M 🇫🇷 OLEDCOMM 70:B3:D5:7D:30:00 /36 MA-S 🇫🇷 OLEDCOMM 70:B3:D5:A4:30:00 /36 MA-S 🇮🇱 OLENCOM ELECTRONICS 00:50:4F:00:00:00 /24 MA-L 🇺🇸 OleumTech Corporation 70:82:8E:00:00:00 /24 MA-L 🇺🇸 Olibra LLC F4:4E:38:00:00:00 /24 MA-L 🇺🇸 Olibra LLC 3C:6A:2C:10:00:00 /28 MA-M 🇩🇰 OLICOM A/S 00:50:EC:00:00:00 /24 MA-L 🇧🇬 OLIMEX Ltd 30:1F:9A:D0:00:00 /28 MA-M 🇫🇮 Oliotalo Oy 80:7B:85:B0:00:00 /28 MA-M 🇫🇮 Oliotalo Oy 00:50:C2:87:20:00 /36 IAB 🇫🇷 OLITEC 00:0A:78:00:00:00 /24 MA-L 🇰🇷 Olive & Dove Co.,Ltd. 10:7B:A4:00:00:00 /24 MA-L 🇮🇳 Olive Telecommunication Pvt. Ltd E0:E8:E8:00:00:00 /24 MA-L 🇺🇸 Oliver IQ, Inc. 50:48:2C:70:00:00 /28 MA-M 🇮🇹 Olivetti 00:15:57:00:00:00 /24 MA-L 🇺🇸 OLIVETTI NORTH AMERICA 00:00:46:00:00:00 /24 MA-L 🇺🇸 OLIVETTI TELECOM SPA (OLTECO) 00:AA:3C:00:00:00 /24 MA-L 🇺🇸 OLIVETTI TELECOMM SPA (OLTECO) 02:AA:3C:00:00:00 /24 MA-L 🇳🇱 Olssen 70:B3:D5:E0:80:00 /36 MA-S 🇳🇱 Olssen B.V. A4:4F:29:10:00:00 /28 MA-M 🇵🇱 Olte Climate sp. z o.o. 58:76:07:80:00:00 /28 MA-M 🇨🇳 Olym-tech Co.,Ltd. 00:0D:B0:00:00:00 /24 MA-L 🇯🇵 OLYMPUS CORPORATION 00:01:13:00:00:00 /24 MA-L 🇺🇸 OLYMPUS IMAGE SYSTEMS, INC. 00:C0:D3:00:00:00 /24 MA-L 🇨🇦 Olympus NDT Canada 00:50:C2:D1:F0:00 /36 IAB 🇨🇦 Olympus NDT Canada 70:B3:D5:3F:10:00 /36 MA-S 🇨🇦 Olympus NDT Canada 70:B3:D5:5B:B0:00 /36 MA-S 🇩🇪 Olympus Soft Imaging Solutions GmbH 00:0E:31:00:00:00 /24 MA-L 🇺🇸 OlympusNDT 00:50:C2:20:10:00 /36 IAB 🇰🇷 OLZETEK 8C:1F:64:EB:10:00 /36 MA-S 🇮🇱 OMB Guitars LLC E0:5A:9F:70:00:00 /28 MA-M 🇪🇸 OMB Sistemas Electronicos S.A. 00:50:C2:86:B0:00 /36 IAB 🇺🇸 Ombitron, Inc. 78:C2:C0:A0:00:00 /28 MA-M 🇺🇸 Omega Band, Inc. 00:04:F7:00:00:00 /24 MA-L 🇮🇹 OMEGA BILANCE SRL SOCIETA' UNIPERSONALE 70:B3:D5:48:D0:00 /36 MA-S 🇨🇭 OMEGA ELECTRONICS SA 00:D0:B1:00:00:00 /24 MA-L 🇹🇷 Omega Elektronik AS F0:3A:55:00:00:00 /24 MA-L 🇺🇸 Omega Engineering Inc. 00:03:34:00:00:00 /24 MA-L 🇨🇳 OMESH CITY GROUP 70:B3:D5:A8:E0:00 /36 MA-S 🇸🇪 Omicron Ceti AB 00:50:C2:25:90:00 /36 IAB 🇦🇹 OMICRON electronics GmbH 20:B7:C0:00:00:00 /24 MA-L 🇦🇹 OMICRON electronics GmbH 00:50:C2:20:F0:00 /36 IAB 🇦🇹 OMICRON electronics GmbH 00:50:C2:78:B0:00 /36 IAB