1,633 blocks registered in United Kingdom.

🇬🇧 Medisafe International 70:B3:D5:7B:00:00 /36 MA-S 🇬🇧 MEIKO 00:00:FC:00:00:00 /24 MA-L 🇬🇧 Mercury HMI Ltd 00:1B:C5:00:A0:00 /36 MA-S 🇬🇧 Meridian Audio Limited 00:24:C5:00:00:00 /24 MA-L 🇬🇧 Meta Vision Systems Ltd. 00:50:C2:7E:40:00 /36 IAB 🇬🇧 Metasphere Ltd C4:98:94:20:00:00 /28 MA-M 🇬🇧 MetaWave Vedeo Systems 00:50:C2:09:F0:00 /36 IAB 🇬🇧 METIER MANAGEMENT SYSTEMS LTD. 00:00:42:00:00:00 /24 MA-L 🇬🇧 Metrasens Limited F4:3A:FA:80:00:00 /28 MA-M 🇬🇧 Metrasens Limited 70:B3:D5:ED:60:00 /36 MA-S 🇬🇧 METRODATA LTD. 00:C0:81:00:00:00 /24 MA-L 🇬🇧 MEV Limited 00:50:C2:98:A0:00 /36 IAB 🇬🇧 Michael Stevens & Partners Ltd 00:50:C2:9E:E0:00 /36 IAB 🇬🇧 Micro-Robotics Limited 00:50:C2:3D:00:00 /36 IAB 🇬🇧 MICROBUS DESIGNS LTD. 00:80:79:00:00:00 /24 MA-L 🇬🇧 MICROGNOSIS INTERNATIONAL 00:00:D5:00:00:00 /24 MA-L 🇬🇧 MICROTECH ELECTRONICS LIMITED 00:20:86:00:00:00 /24 MA-L 🇬🇧 MICROTROL LIMITED 00:0E:61:00:00:00 /24 MA-L 🇬🇧 Microvideo 70:B3:D5:4E:00:00 /36 MA-S 🇬🇧 Midas Klark Teknik Ltd 10:C7:3F:00:00:00 /24 MA-L 🇬🇧 Milmega Ltd 00:50:C2:31:80:00 /36 IAB 🇬🇧 Mini-Cam Limited 94:41:C1:00:00:00 /24 MA-L 🇬🇧 Minibems Ltd D0:9F:D9:E0:00:00 /28 MA-M 🇬🇧 MISYS FINANCIAL SYSTEMS, LTD. 00:E0:32:00:00:00 /24 MA-L 🇬🇧 Mitsubishi Electric Europe B.V UK Branch 6C:27:C8:90:00:00 /28 MA-M 🇬🇧 Miura Systems Ltd. D4:69:A5:00:00:00 /24 MA-L 🇬🇧 Mo-Sys Engineering Ltd 70:B3:D5:07:50:00 /36 MA-S 🇬🇧 Mode Lighting (UK ) Ltd. 00:1C:30:00:00:00 /24 MA-L 🇬🇧 Monitoring Technologies Limited 00:11:97:00:00:00 /24 MA-L 🇬🇧 Motion Impossible Ltd 8C:1F:64:F6:F0:00 /36 MA-S 🇬🇧 Motohaus Powersports Limited 70:B3:D5:98:D0:00 /36 MA-S 🇬🇧 MRG SYSTEMS, LTD. 00:50:1F:00:00:00 /24 MA-L 🇬🇧 MST CORPORATION 14:A9:E3:00:00:00 /24 MA-L 🇬🇧 MST SYSTEMS LIMITED 00:50:C2:21:A0:00 /36 IAB 🇬🇧 MSU UK Ltd 00:50:C2:03:E0:00 /36 IAB 🇬🇧 MTL Instruments PLC 00:09:0B:00:00:00 /24 MA-L 🇬🇧 Multimessage Systems Ltd. 00:50:C2:41:10:00 /36 IAB 🇬🇧 Multiple Access Communications Ltd 70:B3:D5:55:80:00 /36 MA-S 🇬🇧 Multitone Electronics PLC 00:08:2E:00:00:00 /24 MA-L 🇬🇧 myenergi Ltd 28:97:B8:00:00:00 /24 MA-L 🇬🇧 myenergi Ltd 70:B3:D5:3A:60:00 /36 MA-S 🇬🇧 Naim Audio 00:50:C2:67:00:00 /36 IAB 🇬🇧 Nallatech Ltd 00:0C:D7:00:00:00 /24 MA-L 🇬🇧 Nanospeed Technologies Limited 70:B3:D5:E3:50:00 /36 MA-S 🇬🇧 Nautronix Limited 6C:15:F9:00:00:00 /24 MA-L 🇬🇧 Navitas Digital Safety Ltd C0:FB:F9:E0:00:00 /28 MA-M 🇬🇧 Navtech Radar Ltd 00:50:C2:69:80:00 /36 IAB 🇬🇧 Navtech Radar Ltd. 8C:1F:64:12:90:00 /36 MA-S 🇬🇧 NCTech Ltd 9C:E1:0E:00:00:00 /24 MA-L 🇬🇧 NCTech Ltd E8:56:D6:00:00:00 /24 MA-L 🇬🇧 ND METER 70:B3:D5:68:C0:00 /36 MA-S 🇬🇧 NDS Limited 00:0D:F9:00:00:00 /24 MA-L 🇬🇧 Nebra Ltd 18:A9:A6:00:00:00 /24 MA-L 🇬🇧 Neo Electronics Ltd 00:50:C2:2D:70:00 /36 IAB 🇬🇧 Neos Ventures Limited A8:3F:A1:80:00:00 /28 MA-M 🇬🇧 neQis 70:B3:D5:10:F0:00 /36 MA-S 🇬🇧 NET TEK AND KARLNET, INC. 00:20:F6:00:00:00 /24 MA-L 🇬🇧 Netavo Global Data Services Ltd C4:CC:37:D0:00:00 /28 MA-M 🇬🇧 NETCOMM LIMITED 00:40:28:00:00:00 /24 MA-L 🇬🇧 NetEngines Ltd. 00:07:8D:00:00:00 /24 MA-L 🇬🇧 Neterix Ltd 44:35:6F:00:00:00 /24 MA-L 🇬🇧 Netvio Ltd 1C:AE:3E:50:00:00 /28 MA-M 🇬🇧 Network Critical Solutions Ltd 00:1D:FF:00:00:00 /24 MA-L 🇬🇧 NETWORK DESIGNERS, LTD. 00:00:EE:00:00:00 /24 MA-L 🇬🇧 NETWORK PERIPHERALS, LTD. 00:C0:54:00:00:00 /24 MA-L 🇬🇧 Network Rail 8C:1F:64:18:A0:00 /36 MA-S 🇬🇧 Neul Ltd C8:A1:BA:00:00:00 /24 MA-L 🇬🇧 Newport Networks 00:09:81:00:00:00 /24 MA-L 🇬🇧 Newtons4th Ltd 30:0A:60:70:00:00 /28 MA-M 🇬🇧 Nexsan Technologies, Ltd. 00:04:02:00:00:00 /24 MA-L 🇬🇧 NextGen Venturi LTD 00:1C:81:00:00:00 /24 MA-L 🇬🇧 NEXUS ELECTRONICS 00:80:30:00:00:00 /24 MA-L 🇬🇧 NineTiles Networks, Ltd. 00:90:A8:00:00:00 /24 MA-L 🇬🇧 Nixer Ltd 8C:1F:64:5E:30:00 /36 MA-S 🇬🇧 nodor international A0:24:90:20:00:00 /28 MA-M 🇬🇧 Nokia Bell Labs 8C:1F:64:AF:40:00 /36 MA-S 🇬🇧 NOKIA WIRELESS BUSINESS COMMUN 00:E0:03:00:00:00 /24 MA-L 🇬🇧 Nomad Digital Limited 40:D8:55:09:40:00 /36 IAB 🇬🇧 Nomad Digital Ltd. 7C:70:BC:70:00:00 /28 MA-M 🇬🇧 Norcott 00:22:B8:00:00:00 /24 MA-L 🇬🇧 Norden Communication UK Ltd. 44:03:77:50:00:00 /28 MA-M 🇬🇧 Nortek Global HVAC 70:B3:D5:4D:40:00 /36 MA-S 🇬🇧 Nortel Networks PLC (UK) 00:50:C2:05:C0:00 /36 IAB 🇬🇧 North Building Technologies Limited 8C:1F:64:4C:A0:00 /36 MA-S 🇬🇧 Northern Design (Electronics) Ltd 8C:1F:64:F1:80:00 /36 MA-S 🇬🇧 Northover Solutions Limited 00:0F:49:00:00:00 /24 MA-L 🇬🇧 Northstar Engineering Ltd. 00:05:34:00:00:00 /24 MA-L 🇬🇧 Nothing Technology Limited 04:5A:3D:00:00:00 /24 MA-L 🇬🇧 Nothing Technology Limited 2C:BE:EB:00:00:00 /24 MA-L 🇬🇧 Nothing Technology Limited 2C:BE:EE:00:00:00 /24 MA-L 🇬🇧 Nothing Technology Limited 3C:B0:ED:00:00:00 /24 MA-L 🇬🇧 NovaPal Ltd 00:0A:FE:00:00:00 /24 MA-L 🇬🇧 Novo innovations Ltd 60:D7:E3:20:00:00 /28 MA-M 🇬🇧 NOVUS NETWORKS LTD 00:80:9A:00:00:00 /24 MA-L 🇬🇧 NSP Europe Ltd 40:D8:55:12:C0:00 /36 IAB 🇬🇧 NSP Europe Ltd 70:B3:D5:18:A0:00 /36 MA-S 🇬🇧 NST Audio Ltd DC:96:2C:00:00:00 /24 MA-L 🇬🇧 OAK SOLUTIONS, LTD. 00:C0:E9:00:00:00 /24 MA-L 🇬🇧 Ocarina 8C:1F:64:6A:10:00 /36 MA-S 🇬🇧 Octopus Energy Ltd CC:E7:DE:20:00:00 /28 MA-M