8C:1F:64:2A:4 YUYAMA MFG Co.,Ltd
Every MAC address from 8C:1F:64:2A:40:00 to 8C:1F:64:2A:4F:FF belongs to a block the IEEE assigned to YUYAMA MFG Co.,Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:2A:4 belongs to
Written 8C:1F:64:2A:4, 8C-1F-64-2A-4 or 8C1F642A4, depending on the system. Look up a full address.
Prefix
8C:1F:64:2A:4/36
Organization
YUYAMA MFG Co.,Ltd
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:2A:40:00
Last address
8C:1F:64:2A:4F:FF
Address type
Globally unique, unicast
Registered address
1-4-30 MEISHINGUCHI,TOYONAKA OSAKA JP 561-0841
Parent block
Inside 8C:1F:64
This MA-S block is carved from the 24-bit block 8C:1F:64, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to YUYAMA MFG Co.,Ltd
45 more blocks registered under the same name.
70:B3:D5:15:0/3670:B3:D5:19:6/3670:B3:D5:1F:2/3670:B3:D5:2D:E/3670:B3:D5:5C:8/3670:B3:D5:74:2/3670:B3:D5:85:F/3670:B3:D5:9C:7/3670:B3:D5:B2:2/3670:B3:D5:B6:A/3670:B3:D5:BB:B/3670:B3:D5:BD:4/3670:B3:D5:C2:B/3670:B3:D5:CA:D/3670:B3:D5:CB:A/3670:B3:D5:D0:6/3670:B3:D5:DB:4/3670:B3:D5:E8:6/368C:1F:64:03:E/368C:1F:64:12:D/368C:1F:64:24:E/368C:1F:64:2C:6/368C:1F:64:32:9/368C:1F:64:35:7/368C:1F:64:49:8/368C:1F:64:5A:C/368C:1F:64:5C:F/368C:1F:64:65:A/368C:1F:64:70:A/368C:1F:64:8B:E/368C:1F:64:8C:A/368C:1F:64:90:6/368C:1F:64:9F:5/368C:1F:64:A4:A/368C:1F:64:A6:2/368C:1F:64:AD:2/368C:1F:64:AE:1/368C:1F:64:B5:A/368C:1F:64:C5:E/368C:1F:64:CF:A/368C:1F:64:CF:B/368C:1F:64:D4:2/368C:1F:64:EA:F/368C:1F:64:F6:8/368C:1F:64:F7:9/36