70:B3:D5:04:3 cal4care Pte Ltd
Every MAC address from 70:B3:D5:04:30:00 to 70:B3:D5:04:3F:FF belongs to a block the IEEE assigned to cal4care Pte Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:04:3 belongs to
Written 70:B3:D5:04:3, 70-B3-D5-04-3 or 70B3D5043, depending on the system. Look up a full address.
Prefix
70:B3:D5:04:3/36
Organization
cal4care Pte Ltd
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:04:30:00
Last address
70:B3:D5:04:3F:FF
Address type
Globally unique, unicast
Registered address
118 Aljunied AVE 2 SINGAPORE SINGAPORE SG 380118
Parent block
Inside 70:B3:D5
This MA-S block is carved from the 24-bit block 70:B3:D5, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to cal4care Pte Ltd
1 more block registered under the same name.