MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 3C:91:57 (Yulong Computer Telecommunication Scientific (Shenzhen) Co.,Ltd)
MAC address prefix 3C:91:57 is registered to Yulong Computer Telecommunication Scientific (Shenzhen) Co.,Ltd, located at 5F Building 2, No.56, Liuhe Road, Xihu District, Hangzhou Zhejiang 310023, CN. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was initially registered on 17 March 2011, with the most recent update made on 27 April 2016.
Vendor & Registry Dossier
Assigned Prefix
3C:91:57
Registrant / Organization
Registry Chronology
Initial registration: 17 March 2011
Last updated: 27 April 2016
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: China (CN)
Headquarters Registered Facility 🇨🇳 CN
5F Building 2
No.56
Liuhe Road
Xihu District
Hangzhou Zhejiang 310023
CN.
No.56
Liuhe Road
Xihu District
Hangzhou Zhejiang 310023
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/3c9157 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "3C9157",
"company": "Yulong Computer Telecommunication Scientific (Shenzhen) Co.,Ltd",
"address": "5F Building 2, No.56, Liuhe Road, Xihu District, Hangzhou Zhejiang 310023, CN",
"country": "CN",
"blockStart": "3C9157000000",
"blockEnd": "3C9157FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2016-04-27",
"isRand": false,
"isPrivate": false
}