MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 70:B3:D5:3E:8 (COSMOS web Co., Ltd.)
MAC address prefix 70:B3:D5:3E:8 is registered to COSMOS web Co., Ltd., located at 5-4-1 Kuryu Aoba-ku, Sendai-shi Miyagi 989-3122, JP. This registration is classified as MA-S (MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12). The prefix was registered on 11 October 2016, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
70:B3:D5:3E:8
Registrant / Organization
Registry Chronology
Initial registration: 11 October 2016
Assignment Classification
MA-S
(MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12)
Registered Location
Country: Japan (JP)
Headquarters Registered Facility 🇯🇵 JP
5-4-1 Kuryu Aoba-ku
Sendai-shi Miyagi 989-3122
JP.
Sendai-shi Miyagi 989-3122
JP.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/70b3d53e8 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "70B3D53E8",
"company": "COSMOS web Co., Ltd.",
"address": "5-4-1 Kuryu Aoba-ku, Sendai-shi Miyagi 989-3122, JP",
"country": "JP",
"blockStart": "70B3D53E8000",
"blockEnd": "70B3D53E8FFF",
"blockSize": 4095,
"blockType": "MA-S",
"updated": "2016-10-11",
"isRand": false,
"isPrivate": false
}