Vendor directory

17,372 blocks registered in United States.

Every MA-L, MA-M, MA-S, IAB, and CID block IEEE has ever assigned to a named organization, browsable or searchable.

Unique organizations8,982

Total blocks17,372

MA-L count13,540

MA-M count976

MA-S count1,468

IAB count1,289

CID count99

Total address capacity229,859,151,872

Last changed hereAug 29, 2026

Country reflects the address published in the IEEE registration record. It does not indicate where a device was manufactured, sold, located or currently used.

Largest organizations in United States

Organization	Blocks
Apple, Inc.	1,553
Cisco Systems, Inc	1,247
IEEE Registration Authority	436
Texas Instruments	392
Commscope	345
Juniper Networks	209
Amazon Technologies Inc.	204
Dell Inc.	184
Hewlett Packard Enterprise	176
Silicon Laboratories	154

Organization Prefix Type

🇺🇸 Juniper Networks 34:28:65:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 34:93:6F:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 38:4F:49:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 38:6D:ED:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 38:F2:0D:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 3C:08:CD:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 3C:61:04:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 3C:8A:B0:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 3C:8C:93:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 3C:94:D5:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 40:36:B7:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 40:71:83:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 40:7F:5F:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 40:8F:9D:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 40:9E:A4:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 40:A6:77:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 40:B4:F0:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 40:DE:AD:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 44:AA:50:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 44:EC:CE:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 44:F4:77:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 48:5A:0D:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 48:73:10:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 4C:16:FC:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 4C:4A:B4:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 4C:6D:58:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 4C:73:4F:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 4C:96:14:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 50:C5:8D:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 50:C7:09:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 54:1E:56:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 54:4B:8C:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 54:E0:32:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 58:00:BB:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 58:86:70:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 58:E4:34:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 5C:39:77:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 5C:45:27:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 5C:5E:AB:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 60:62:9A:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 60:C7:8D:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 64:64:9B:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 64:87:88:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 64:AC:2B:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 64:C3:D6:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 68:22:8E:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 68:ED:57:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 68:F3:8E:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 6C:62:FE:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 6C:78:C1:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 74:29:72:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 74:E7:98:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 78:19:F7:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 78:4F:9B:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 78:50:7C:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 78:FE:3D:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 7C:25:86:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 7C:E2:CA:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 80:13:BE:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 80:43:3F:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 80:71:1F:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 80:7F:F8:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 80:AC:AC:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 80:DB:17:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 84:03:28:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 84:18:88:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 84:52:34:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 84:B5:9C:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 84:C1:C1:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 88:0A:A3:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 88:28:FB:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 88:30:37:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 88:90:09:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 88:A2:5E:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 88:D9:8F:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 88:E0:F3:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 88:E6:4B:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 94:BF:94:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 94:F7:AD:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 98:49:25:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 98:86:8B:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 9C:5A:80:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 9C:8A:CB:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 9C:C8:93:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 9C:CC:83:00:00:00 /24 MA-L 🇺🇸 Juniper Networks 9C:F9:A1:00:00:00 /24 MA-L 🇺🇸 Juniper Networks A4:51:5E:00:00:00 /24 MA-L 🇺🇸 Juniper Networks A4:7F:1B:00:00:00 /24 MA-L 🇺🇸 Juniper Networks A4:E1:1A:00:00:00 /24 MA-L 🇺🇸 Juniper Networks A8:D0:E5:00:00:00 /24 MA-L 🇺🇸 Juniper Networks AC:4B:C8:00:00:00 /24 MA-L 🇺🇸 Juniper Networks AC:78:D1:00:00:00 /24 MA-L 🇺🇸 Juniper Networks AC:A0:9D:00:00:00 /24 MA-L 🇺🇸 Juniper Networks B0:33:A6:00:00:00 /24 MA-L 🇺🇸 Juniper Networks B0:A8:6E:00:00:00 /24 MA-L 🇺🇸 Juniper Networks B0:C6:9A:00:00:00 /24 MA-L 🇺🇸 Juniper Networks B0:EB:7F:00:00:00 /24 MA-L 🇺🇸 Juniper Networks B4:16:78:00:00:00 /24 MA-L 🇺🇸 Juniper Networks B4:8A:5F:00:00:00 /24 MA-L 🇺🇸 Juniper Networks B4:F9:5D:00:00:00 /24 MA-L