17,375 blocks registered in United States.

🇺🇸 Resideo B8:2C:A0:00:00:00 /24 MA-L 🇺🇸 RESILIENCE CORPORATION 00:60:AC:00:00:00 /24 MA-L 🇺🇸 Resolution Audio 98:2D:56:00:00:00 /24 MA-L 🇺🇸 RESON, INC. 00:E0:CB:00:00:00 /24 MA-L 🇺🇸 RESPIRONICS INC. 00:50:C2:50:30:00 /36 IAB 🇺🇸 Respironics, Inc. 00:1F:FF:00:00:00 /24 MA-L 🇺🇸 Resurgent Health & Medical 00:50:C2:95:C0:00 /36 IAB 🇺🇸 RetailNext 20:C3:A4:00:00:00 /24 MA-L 🇺🇸 Revert Technologies 8C:1F:64:B8:E0:00 /36 MA-S 🇺🇸 Revl Inc. 74:1A:E0:40:00:00 /28 MA-M 🇺🇸 Revo Infratech USA Ltd 38:A8:CD:50:00:00 /28 MA-M 🇺🇸 Revolution Display 58:98:6F:00:00:00 /24 MA-L 🇺🇸 Revolution Retail Systems 70:B3:D5:F5:40:00 /36 MA-S 🇺🇸 Revolution Retail Systems, LLC 70:B3:D5:B5:30:00 /36 MA-S 🇺🇸 Revolv Inc B0:79:3C:00:00:00 /24 MA-L 🇺🇸 Rezolt Corporation 74:6A:89:00:00:00 /24 MA-L 🇺🇸 RF Applications, Inc. 00:50:C2:09:C0:00 /36 IAB 🇺🇸 RF Code 00:50:C2:1A:60:00 /36 IAB 🇺🇸 RF Code 00:50:C2:68:90:00 /36 IAB 🇺🇸 RF Code 00:50:C2:BE:50:00 /36 IAB 🇺🇸 RF Code 00:50:C2:DB:10:00 /36 IAB 🇺🇸 RF Code 00:50:C2:F7:10:00 /36 IAB 🇺🇸 RF Code 40:D8:55:19:40:00 /36 IAB 🇺🇸 RF Code 70:B3:D5:94:B0:00 /36 MA-S 🇺🇸 RF Code 70:B3:D5:A5:10:00 /36 MA-S 🇺🇸 RF Code 70:B3:D5:AD:B0:00 /36 MA-S 🇺🇸 RF Code 8C:1F:64:59:60:00 /36 MA-S 🇺🇸 RF COncepts, LLC 00:19:45:00:00:00 /24 MA-L 🇺🇸 RF Controls, LLC 2C:69:BA:00:00:00 /24 MA-L 🇺🇸 RF Engineering and Energy Resource C8:2C:2B:30:00:00 /28 MA-M 🇺🇸 RF IDeas 68:AB:8A:00:00:00 /24 MA-L 🇺🇸 RF Micro Devices 00:0D:9F:00:00:00 /24 MA-L 🇺🇸 RF Surgical System Inc. 8C:1F:94:00:00:00 /24 MA-L 🇺🇸 RF Technologies 00:14:6D:00:00:00 /24 MA-L 🇺🇸 RF-LAMBDA USA INC. 00:34:A1:00:00:00 /24 MA-L 🇺🇸 RFID, Inc. 00:15:38:00:00:00 /24 MA-L 🇺🇸 RFL Electronics, Inc. 00:50:C2:0C:E0:00 /36 IAB 🇺🇸 RFL Electronics, Inc. 00:50:C2:DA:C0:00 /36 IAB 🇺🇸 RFL Electronics, Inc. 00:50:C2:ED:50:00 /36 IAB 🇺🇸 RFL Electronics, Inc. 70:B3:D5:54:E0:00 /36 MA-S 🇺🇸 RFL Electronics, Inc. 70:B3:D5:FA:60:00 /36 MA-S 🇺🇸 RFM 00:30:66:00:00:00 /24 MA-L 🇺🇸 RFRain LLC 70:B3:D5:F5:F0:00 /36 MA-S 🇺🇸 RG Nets, Inc. 00:23:FA:00:00:00 /24 MA-L 🇺🇸 RGB Networks Inc. 00:11:07:00:00:00 /24 MA-L 🇺🇸 RGB Spectrum 00:18:7E:00:00:00 /24 MA-L 🇺🇸 RGB Spectrum 00:50:C2:24:30:00 /36 IAB 🇺🇸 Rheingold Heavy LLC 8C:1F:64:33:80:00 /36 MA-S 🇺🇸 Rhino Mobility LLC 44:8D:BF:00:00:00 /24 MA-L 🇺🇸 RHK TECHNOLOGY, INC. 00:D0:0B:00:00:00 /24 MA-L 🇺🇸 Rhombus Systems CC:47:BD:00:00:00 /24 MA-L 🇺🇸 Rhythm Engineering, LLC. 70:B3:D5:57:A0:00 /36 MA-S 🇺🇸 RIAS Corporation 00:03:4A:00:00:00 /24 MA-L 🇺🇸 Rice Lake Weighing Systems 0C:92:4E:00:00:00 /24 MA-L 🇺🇸 Rice University 00:50:C2:63:30:00 /36 IAB 🇺🇸 Ricker Lyman Robotic F4:90:CB:30:00:00 /28 MA-M 🇺🇸 RIDGE COMPUTERS 08:00:68:00:00:00 /24 MA-L 🇺🇸 Ridgeline Instruments 7C:EB:AE:00:00:00 /24 MA-L 🇺🇸 Rigado, LLC 94:54:93:00:00:00 /24 MA-L 🇺🇸 Rigel Engineering 40:D8:55:1C:A0:00 /36 IAB 🇺🇸 Rigel Engineering, LLC 8C:1F:64:F1:C0:00 /36 MA-S 🇺🇸 Right Time Sports LLC 8C:1F:64:6F:00:00 /36 MA-S 🇺🇸 RightHand Technologies, Inc. 00:1A:9C:00:00:00 /24 MA-L 🇺🇸 Rincon Research Corporation 00:0B:5B:00:00:00 /24 MA-L 🇺🇸 RING ACCESS, INC. 00:40:40:00:00:00 /24 MA-L 🇺🇸 Ring LLC 00:B4:63:00:00:00 /24 MA-L 🇺🇸 Ring LLC 18:7F:88:00:00:00 /24 MA-L 🇺🇸 Ring LLC 24:2B:D6:00:00:00 /24 MA-L 🇺🇸 Ring LLC 34:3E:A4:00:00:00 /24 MA-L 🇺🇸 Ring LLC 50:E4:67:00:00:00 /24 MA-L 🇺🇸 Ring LLC 54:E0:19:00:00:00 /24 MA-L 🇺🇸 Ring LLC 5C:47:5E:00:00:00 /24 MA-L 🇺🇸 Ring LLC 64:9A:63:00:00:00 /24 MA-L 🇺🇸 Ring LLC 90:48:6C:00:00:00 /24 MA-L 🇺🇸 Ring LLC 9C:76:13:00:00:00 /24 MA-L 🇺🇸 Ring LLC AC:9F:C3:00:00:00 /24 MA-L 🇺🇸 Ring LLC C4:DB:AD:00:00:00 /24 MA-L 🇺🇸 Ring LLC CC:3B:FB:00:00:00 /24 MA-L 🇺🇸 Ring Solutions B0:09:DA:00:00:00 /24 MA-L 🇺🇸 RingCube Technologies, Inc. 00:25:4A:00:00:00 /24 MA-L 🇺🇸 RingCube Technologies, Inc. 00:50:C2:8B:10:00 /36 IAB 🇺🇸 Rinnai 38:31:5A:00:00:00 /24 MA-L 🇺🇸 Rio Lago Technologies LLC 3C:6A:2C:00:00:00 /28 MA-M 🇺🇸 Ripcode, Inc. 00:1B:76:00:00:00 /24 MA-L 🇺🇸 Rishaad Brown 70:B3:D5:D0:90:00 /36 MA-S 🇺🇸 Rising Edge Technologies 00:50:C2:08:A0:00 /36 IAB 🇺🇸 RISQ MODULAR SYSTEMS, INC. 00:C0:8B:00:00:00 /24 MA-L 🇺🇸 RITEC 70:B3:D5:AC:00:00 /36 MA-S 🇺🇸 RIVA Networks Inc. 00:1F:D3:00:00:00 /24 MA-L 🇺🇸 Riverbed Technology, Inc. 00:0E:B6:00:00:00 /24 MA-L 🇺🇸 Riverbed Technology, Inc. 00:25:50:00:00:00 /24 MA-L 🇺🇸 Riverbed Technology, Inc. 6C:98:EB:00:00:00 /24 MA-L 🇺🇸 RiverDelta Networks 00:30:B8:00:00:00 /24 MA-L 🇺🇸 Riverhead Networks Inc. 00:0C:91:00:00:00 /24 MA-L 🇺🇸 Riverstone Networks 00:02:85:00:00:00 /24 MA-L 🇺🇸 Rivet Networks 9C:B6:D0:00:00:00 /24 MA-L 🇺🇸 Rivian Automotive LLC 70:69:79:C0:00:00 /28 MA-M 🇺🇸 Rivos Inc. 14:85:01:00:00:00 /24 MA-L 🇺🇸 RL Controls LLC. 40:48:FD:30:00:00 /28 MA-M 🇺🇸 RLC Electronics Systems 7C:47:7C:40:00:00 /28 MA-M