Find the vendor name of a device by entering an OUI or a MAC address
Sichuan Tianyi Comheart Telecom Co.,LTD
Sichuan Tianyi Comheart Telecom Co.,LTD accessible at www.tianyisc.com, manages 79 unique MAC address prefixes. These prefixes are part of a massive allocation with a total block size of 1.3 billion addresses.
The allocation includes the following types: MA-L (Mac Address Block Large, ~16 million addresses each), and MA-M (Mac Address Block Medium, ~1 Million addresses each).
The company registered its MAC address allocation on 12 September 2013, and the most recent update was made on 06 January 2025. These allocations support network identification and communication globally.
Unique prefixes: 79
Block Size: 1309671345 (1.3 G)
First registration: 12 September 2013
Last updated: 06 January 2025
MA-L:Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
MA-M:Mac Address Block Medium. Number of address 2^20 (~1 Million)
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 00:4C:E5 | MA-L | 2023-09-20 |
| 00:E5:E4 | MA-L | 2020-05-12 |
| 04:43:FD | MA-L | 2022-05-03 |
| 04:6B:25 | MA-L | 2018-07-22 |
| 08:01:0F | MA-L | 2016-03-16 |
| 10:12:B4 | MA-L | 2018-07-28 |
| 14:69:A2 | MA-L | 2018-06-29 |
| 18:52:07 | MA-L | 2017-01-07 |
| 18:75:32 | MA-L | 2016-09-03 |
| 1C:0E:D3 | MA-L | 2022-04-08 |
| 1C:FF:59 | MA-L | 2020-03-24 |
| 24:06:F2 | MA-L | 2022-01-15 |
| 24:1D:48 | MA-L | 2021-04-20 |
| 24:8B:E0 | MA-L | 2017-07-26 |
| 28:93:7D | MA-L | 2021-07-24 |
| 2C:63:73 | MA-L | 2016-09-22 |
| 30:5A:99 | MA-L | 2021-08-31 |
| 34:8D:52 | MA-L | 2023-04-14 |
| 38:68:BE | MA-L | 2021-12-29 |
| 40:70:A5 | MA-L | 2025-01-06 |
| 40:F4:20 | MA-L | 2016-03-04 |
| 44:56:E2 | MA-L | 2020-04-10 |
| 44:BA:46 | MA-L | 2016-07-14 |
| 44:D5:06 | MA-L | 2022-08-25 |
| 48:5D:ED | MA-L | 2022-06-02 |
| 54:E0:61 | MA-L | 2017-01-07 |
| 58:D2:37 | MA-L | 2023-04-14 |
| 5C:4A:1F | MA-L | 2016-09-22 |
| 5C:A1:76 | MA-L | 2017-07-01 |
| 5C:FC:6E | MA-L | 2022-06-02 |
| 64:3A:B1 | MA-L | 2015-11-17 |
| 64:52:34 | MA-L | 2022-12-31 |
| 64:5D:92 | MA-L | 2015-11-17 |
| 64:C0:1A | MA-L | 2025-01-06 |
| 68:1A:7C | MA-L | 2023-02-23 |
| 68:26:2A | MA-L | 2017-01-07 |
| 74:69:4A | MA-L | 2021-12-29 |
| 78:47:E3 | MA-L | 2018-07-22 |
| 78:71:04 | MA-L | 2022-01-15 |
| 78:B8:4B | MA-L | 2016-03-01 |
| 78:C2:C0:6 | MA-M | 2016-02-05 |
| 7C:CC:1F | MA-L | 2016-08-08 |
| 7C:DA:C3 | MA-L | 2021-12-07 |
| 80:48:A5 | MA-L | 2013-09-12 |
| 84:B6:30 | MA-L | 2021-07-24 |
| 88:01:0C | MA-L | 2023-11-13 |
| 8C:81:72 | MA-L | 2021-04-20 |
| 90:52:BF | MA-L | 2022-11-17 |
| 90:86:74 | MA-L | 2016-10-03 |
| 98:8C:B3 | MA-L | 2022-12-31 |
| 9C:32:A9 | MA-L | 2017-01-07 |
| 9C:61:21 | MA-L | 2016-04-11 |
| 9C:9C:40 | MA-L | 2017-07-23 |
| A4:2A:71 | MA-L | 2021-03-19 |
| A4:A5:28 | MA-L | 2022-11-17 |
| AC:E7:7B | MA-L | 2016-04-01 |
| B8:22:4F | MA-L | 2016-11-17 |
| BC:5D:A3 | MA-L | 2022-04-08 |
| C0:1B:23 | MA-L | 2018-08-16 |
| C0:91:20 | MA-L | 2023-09-20 |
| C0:CC:42 | MA-L | 2020-05-23 |
| C4:A1:51 | MA-L | 2020-04-21 |
| C8:14:B4 | MA-L | 2021-12-07 |
| C8:6C:20 | MA-L | 2022-03-15 |
| CC:26:14 | MA-L | 2024-08-15 |
| CC:A2:60 | MA-L | 2016-03-16 |
| D4:41:65 | MA-L | 2016-02-10 |
| D4:EE:DE | MA-L | 2021-08-31 |
| D8:EE:42 | MA-L | 2023-11-13 |
| E0:4F:BD | MA-L | 2015-12-03 |
| E0:C6:3C | MA-L | 2019-07-02 |
| E0:F3:18 | MA-L | 2022-05-03 |
| EC:F8:EB | MA-L | 2017-07-23 |
| F0:92:B4 | MA-L | 2017-07-23 |
| F8:66:91 | MA-L | 2023-02-23 |
| F8:CD:C8 | MA-L | 2022-03-15 |
| F8:E3:5F | MA-L | 2024-08-15 |
| FC:37:2B | MA-L | 2016-07-14 |
| FC:91:89 | MA-L | 2022-08-25 |