Which company owns MAC address prefix 58:B5:68?

MAC address prefix 58:B5:68 is registered to SECURITAS DIRECT ESPAÑA, SAU in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 58:B5:68 has a network interface built by SECURITAS DIRECT ESPAÑA, SAU.

What is the OUI 58:B5:68?

58:B5:68 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to SECURITAS DIRECT ESPAÑA, SAU. It covers every address from 58:B5:68:00:00:00 to 58:B5:68:FF:FF:FF, or 16,777,216 addresses in total. It is also written 58-B5-68.

How do I find the manufacturer of a MAC address?

Take the first three octets of the address — in 58:B5:68:00:00:00 that is 58:B5:68 — and look that prefix up in the IEEE OUI registry. If the second-lowest bit of the first octet is set, the address is locally administered (a randomized or private MAC), which belongs to no manufacturer and will not resolve; modern phones and laptops use these by default on each network.

Where is SECURITAS DIRECT ESPAÑA, SAU located?

SECURITAS DIRECT ESPAÑA, SAU is listed at C/ Priégola, 2 Pozuelo de Alarcon Madrid ES 28224 in the IEEE OUI registry entry for 58:B5:68. This is the address the organization registered with the IEEE, which may differ from its current operating address.

SECURITAS DIRECT ESPAÑA, SAU

MAC address prefix 58:B5:68 is registered to SECURITAS DIRECT ESPAÑA, SAU in the IEEE OUI registry. Any device whose MAC address begins with 58:B5:68 has a network interface built by SECURITAS DIRECT ESPAÑA, SAU. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address — it covers every MAC from 58:B5:68:00:00:00 to 58:B5:68:FF:FF:FF.

OUI prefix: 58:B5:68
Hyphen form: 58-B5-68
MAC range: 58:B5:68:00:00:00 – 58:B5:68:FF:FF:FF
Addresses in block: 16,777,216
Organization: SECURITAS DIRECT ESPAÑA, SAU
Address: C/ Priégola, 2 Pozuelo de Alarcon Madrid ES 28224
Source: IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.

Assignment history (2)

The IEEE registry publishes current state only — this is the change record we've kept since we started tracking it daily.

2018-12-21Assigned to "SECURITAS DIRECT ESPAÑA, SAU"
archived source →
2026-07-17Assigned to "SECURITAS DIRECT ESPAÑA, SAU"

Nearby in the registry

The prefixes assigned immediately before and after 58:B5:68:

FAQ

Which company owns MAC address prefix 58:B5:68?: MAC address prefix 58:B5:68 is registered to SECURITAS DIRECT ESPAÑA, SAU in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 58:B5:68 has a network interface built by SECURITAS DIRECT ESPAÑA, SAU.
What is the OUI 58:B5:68?: 58:B5:68 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to SECURITAS DIRECT ESPAÑA, SAU. It covers every address from 58:B5:68:00:00:00 to 58:B5:68:FF:FF:FF, or 16,777,216 addresses in total. It is also written 58-B5-68.
How do I find the manufacturer of a MAC address?: Take the first three octets of the address — in 58:B5:68:00:00:00 that is 58:B5:68 — and look that prefix up in the IEEE OUI registry. If the second-lowest bit of the first octet is set, the address is locally administered (a randomized or private MAC), which belongs to no manufacturer and will not resolve; modern phones and laptops use these by default on each network.
Where is SECURITAS DIRECT ESPAÑA, SAU located?: SECURITAS DIRECT ESPAÑA, SAU is listed at C/ Priégola, 2 Pozuelo de Alarcon Madrid ES 28224 in the IEEE OUI registry entry for 58:B5:68. This is the address the organization registered with the IEEE, which may differ from its current operating address.