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MAC prefix 00:05:66

Assigned by the IEEE to Secui.com Corporation.

Prefix
00:05:66   00-05-66   0005.66
Block type
MA-L (16,777,216 addresses)
Address range
00:05:66:00:00:00 – 00:05:66:FF:FF:FF
Organization
Secui.com Corporation
Registered address
17th Fl. Samsung Yeoksam Bldg., Seoul 135-080, KR
Country
South Korea (KR)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:05:66:00:00:00

Secui.com Corporation holds 1 block in total: see all. Source: IEEE Registration Authority public listing.