58,306 registered blocks.

🇺🇸 Ciena Corporation 18:92:A4:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 1C:11:61:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 20:80:58:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 24:65:E1:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 2C:39:C1:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 2C:4A:11:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 54:C3:3E:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 5C:07:A4:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 74:87:BB:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 78:5F:A4:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 78:D7:1A:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 84:8D:CE:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 90:DF:06:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 94:43:4D:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 98:11:CC:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation 9C:7A:03:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation AC:89:D2:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation C4:83:6F:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation C8:CA:79:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation D0:19:6A:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation D4:39:B8:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation D4:B7:D0:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation D4:E4:C3:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation E0:9B:27:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation E4:6D:7F:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation E4:FE:E4:00:00:00 /24 MA-L 🇺🇸 Ciena Corporation EC:B0:E1:00:00:00 /24 MA-L 🇫🇷 Cierma Ascenseurs 00:18:A0:00:00:00 /24 MA-L 🇮🇹 CIESSE 74:B4:72:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 00:C8:96:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 04:B6:BE:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 04:D6:88:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 0C:82:47:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 18:14:54:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 30:60:0A:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 34:26:E6:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 34:B5:A3:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 50:2F:54:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 54:04:63:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 5C:18:DD:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 60:57:47:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 7C:9F:07:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD 94:F7:17:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD A0:89:66:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD A0:9C:19:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD A0:EE:EE:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD A4:81:7A:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD C0:51:F3:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD CC:0C:9C:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD CC:CF:83:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD E4:8E:10:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD EC:84:B4:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD F4:0B:9F:00:00:00 /24 MA-L 🇨🇳 CIG SHANGHAI CO LTD FC:B2:D6:00:00:00 /24 MA-L 🇺🇸 Ciholas, Inc. 60:63:F9:00:00:00 /24 MA-L 🇨🇭 Cilag GmbH International 84:DD:B7:00:00:00 /24 MA-L 🇺🇸 cim-usa inc 00:0F:04:00:00:00 /24 MA-L 🇺🇸 CIMCON Lighting Inc. F4:33:28:00:00:00 /24 MA-L 🇦🇺 Cimetrics Research Pty Ltd 00:50:C2:73:30:00 /36 IAB 🇺🇸 CIMETRICS, INC. 00:10:90:00:00:00 /24 MA-L 🇺🇸 CIMLINC INCORPORATED 00:00:B3:00:00:00 /24 MA-L 🇰🇷 CIMSYS Inc 00:11:22:00:00:00 /24 MA-L 🇺🇸 Cinch Connectors 00:26:70:00:00:00 /24 MA-L 🇺🇸 CINCINNATI MICROWAVE, INC. 00:20:EB:00:00:00 /24 MA-L 🇺🇸 CINCO NETWORKS, INC. 00:E0:E5:00:00:00 /24 MA-L 🇺🇸 Cincoze Co., Ltd. 2C:94:64:00:00:00 /24 MA-L 🇺🇸 Cinet Inc 90:C6:82:70:00:00 /28 MA-M 🇺🇸 Cinetal 00:22:92:00:00:00 /24 MA-L 🇩🇪 Cinetix GmbH 00:50:C2:92:80:00 /36 IAB 🇮🇹 Cinetix s.r.l. 00:50:C2:E2:60:00 /36 IAB 🇮🇹 Cinetix Srl 8C:1F:64:89:E0:00 /36 MA-S 🇺🇸 Cinta Networks 00:05:2E:00:00:00 /24 MA-L 🇫🇷 Cintech 00:13:F6:00:00:00 /24 MA-L 🇫🇷 CIO Informatique Industrielle 00:50:C2:C0:70:00 /36 IAB 🇺🇸 CIPHER SYSTEMS, INC. 00:C0:27:00:00:00 /24 MA-L 🇺🇸 CipherOptics 00:09:ED:00:00:00 /24 MA-L 🇺🇸 CIPRICO, INC. 00:20:46:00:00:00 /24 MA-L 🇨🇦 Circa Enterprises Inc 8C:1F:64:CB:E0:00 /36 MA-S 🇩🇰 Circle Consult ApS 70:B3:D5:23:D0:00 /36 MA-S 🇺🇸 Circle Media Inc 8C:E2:DA:00:00:00 /24 MA-L 🇺🇸 Circle Reliance, Inc DBA Cranberry Networks B4:AE:6F:00:00:00 /24 MA-L 🇯🇵 Circleone Co.,Ltd. 00:1C:D0:00:00:00 /24 MA-L 🇪🇸 Circontrol S.A. 00:26:45:00:00:00 /24 MA-L 🇺🇸 Circuit Solutions 8C:1F:64:4E:70:00 /36 MA-S 🇧🇷 Circuitec Ind. Equip. Eletr. Ltda 40:D8:55:02:E0:00 /36 IAB 🇦🇺 Circuitlink Pty Ltd 40:D8:55:04:60:00 /36 IAB 🇦🇺 Circuitlink Pty Ltd 70:B3:D5:09:40:00 /36 MA-S 🇨🇦 CircuitMeter Inc. 70:B3:D5:36:50:00 /36 MA-S 🇺🇸 CircuitWerkes, Inc. 94:CC:04:80:00:00 /28 MA-M 🇨🇦 Circus World Displays Ltd A4:3B:FA:30:00:00 /28 MA-M 🇺🇸 Cirilium Corp. 00:01:EA:00:00:00 /24 MA-L 🇺🇸 CiriTech Systems Inc 00:1E:93:00:00:00 /24 MA-L 🇹🇼 Cirkitech Electronics Co. 00:06:02:00:00:00 /24 MA-L 🇨🇳 Cirque Audio Technology Co., Ltd 1C:A0:D3:90:00:00 /28 MA-M 🇨🇳 Cirque Audio Technology Co.,Ltd FC:D2:B6:60:00:00 /28 MA-M 🇺🇸 Cirrascale Corporation 00:1C:8A:00:00:00 /24 MA-L 🇺🇸 Cirrent 3A:BA:37:00:00:00 /24 CID 🇺🇸 Cirrus Data Solutions, Inc 3A:5E:03:00:00:00 /24 CID 🇺🇸 Cirrus Logic 00:0E:3A:00:00:00 /24 MA-L 🇺🇸 Cirrus Systems, Inc. 8C:1F:64:8C:20:00 /36 MA-S