MAC Address Lookup
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Espressif Inc. MAC address blocks

The IEEE registry carries 347 blocks registered to Espressif Inc., together 5.8 billion addresses, first observed 9 Mar 2013, most recently 26 Sep 2026.

Registered in CN · VG.

Prefix Block Addresses Country First registered
00:4B:12MA-L16.8 millionCN21 Feb 2025
00:70:07MA-L16.8 millionCN11 Jul 2025
00:FB:4AMA-L16.8 millionVG9 Sep 2026
04:83:08MA-L16.8 millionVG30 Oct 2024
04:B2:47MA-L16.8 millionCN4 Dec 2025
08:3A:8DMA-L16.8 millionVG27 Jul 2022
08:3A:F2MA-L16.8 millionVG4 Jun 2020
08:92:72MA-L16.8 millionCN11 Jul 2025
08:A6:F7MA-L16.8 millionVG28 Feb 2024
08:AD:0AMA-L16.8 millionVG27 Mar 2026
08:B6:1FMA-L16.8 millionVG22 Apr 2022
08:D1:F9MA-L16.8 millionCN25 Apr 2023
08:F9:E0MA-L16.8 millionCN24 Feb 2023
0C:4E:A0MA-L16.8 millionVG19 Mar 2025
0C:8B:95MA-L16.8 millionCN20 Jan 2022
0C:B8:15MA-L16.8 millionVG18 Nov 2021
0C:DC:7EMA-L16.8 millionVG15 May 2020
10:00:3BMA-L16.8 millionCN17 Oct 2024
10:06:1CMA-L16.8 millionVG1 Jul 2023
10:20:BAMA-L16.8 millionVG28 Feb 2025
10:51:DBMA-L16.8 millionVG24 Jan 2025
10:52:1CMA-L16.8 millionVG24 Nov 2019
10:91:A8MA-L16.8 millionVG29 Sep 2021
10:97:BDMA-L16.8 millionVG21 Aug 2021
10:B4:1DMA-L16.8 millionVG24 Apr 2025
10:BD:A3MA-L16.8 millionVG29 Jan 2026
14:08:08MA-L16.8 millionVG22 May 2025
14:2B:2FMA-L16.8 millionVG14 Dec 2023
14:33:5CMA-L16.8 millionVG31 Dec 2024
14:63:93MA-L16.8 millionVG29 Jan 2026
14:C1:9FMA-L16.8 millionCN9 Dec 2025
18:8B:0EMA-L16.8 millionVG29 Dec 2023
18:FE:34MA-L16.8 millionVG9 Mar 2013
1C:29:04MA-L16.8 millionVG27 Jul 2026
1C:69:20MA-L16.8 millionVG19 Mar 2024
1C:8F:57MA-L16.8 millionVG29 Jan 2026
1C:9D:C2MA-L16.8 millionVG5 Jun 2021
1C:C3:ABMA-L16.8 millionCN12 Sep 2025
1C:DB:D4MA-L16.8 millionVG7 Aug 2025
20:25:65MA-L16.8 millionVG27 Jul 2026
20:43:A8MA-L16.8 millionCN14 Aug 2024
20:50:0DMA-L16.8 millionVG27 Mar 2026
20:6E:F1MA-L16.8 millionVG7 Jun 2025
20:9B:A9MA-L16.8 millionCN9 Jan 2026
20:E7:C8MA-L16.8 millionCN9 Jul 2025
24:0A:C4MA-L16.8 millionVG21 May 2016
24:4C:ABMA-L16.8 millionCN25 Nov 2021
24:58:7CMA-L16.8 millionVG8 Dec 2023
24:62:ABMA-L16.8 millionVG26 Feb 2019
24:6F:28MA-L16.8 millionVG5 Jan 2019
24:A1:60MA-L16.8 millionVG15 May 2020
24:B2:DEMA-L16.8 millionVG15 Apr 2017
24:D7:EBMA-L16.8 millionVG23 Jun 2021
24:DC:C3MA-L16.8 millionCN24 Feb 2023
24:EC:4AMA-L16.8 millionVG19 Mar 2024
28:05:A5MA-L16.8 millionVG15 Aug 2025
28:37:2FMA-L16.8 millionVG28 Sep 2024
28:56:2FMA-L16.8 millionVG19 Mar 2025
28:84:85MA-L16.8 millionVG15 Jan 2026
2C:3A:E8MA-L16.8 millionVG8 Feb 2017
2C:BC:BBMA-L16.8 millionVG7 Mar 2024
2C:F4:32MA-L16.8 millionCN27 Nov 2018
30:30:F9MA-L16.8 millionVG16 Jun 2023
30:76:F5MA-L16.8 millionVG20 Oct 2025
30:83:98MA-L16.8 millionVG4 Feb 2021
30:AE:A4MA-L16.8 millionVG12 Aug 2016
30:C6:F7MA-L16.8 millionVG14 Aug 2021
30:C9:22MA-L16.8 millionVG24 Aug 2023
30:ED:A0MA-L16.8 millionVG28 Sep 2024
34:5F:45MA-L16.8 millionVG23 Mar 2024
34:85:18MA-L16.8 millionVG15 Apr 2022
34:86:5DMA-L16.8 millionVG4 Feb 2021
34:94:54MA-L16.8 millionVG22 Sep 2021
34:98:7AMA-L16.8 millionCN30 Nov 2022
34:AB:95MA-L16.8 millionCN29 Jan 2021
34:B4:72MA-L16.8 millionCN12 May 2021
34:B7:DAMA-L16.8 millionCN25 Apr 2023
34:CD:B0MA-L16.8 millionVG11 May 2024
38:18:2BMA-L16.8 millionVG23 Nov 2024
38:3E:51MA-L16.8 millionVG22 Jun 2026
38:44:BEMA-L16.8 millionVG27 Oct 2025
3C:0F:02MA-L16.8 millionVG18 Sep 2025
3C:61:05MA-L16.8 millionCN18 Sep 2020
3C:71:BFMA-L16.8 millionVG18 Apr 2018
3C:84:27MA-L16.8 millionCN6 Sep 2023
3C:8A:1FMA-L16.8 millionCN14 Aug 2024
3C:DC:75MA-L16.8 millionCN11 Jul 2025
3C:E9:0EMA-L16.8 millionCN10 Apr 2022
40:22:D8MA-L16.8 millionVG22 Apr 2022
40:2B:D6MA-L16.8 millionVG22 Sep 2026
40:4C:CAMA-L16.8 millionVG8 Dec 2022
40:91:51MA-L16.8 millionVG12 Jun 2021
40:F5:20MA-L16.8 millionVG23 Jan 2020
44:17:93MA-L16.8 millionVG30 May 2021
44:1B:F6MA-L16.8 millionVG26 Nov 2025
44:1D:64MA-L16.8 millionCN26 Mar 2025
44:7B:30MA-L16.8 millionVG23 Aug 2026
44:B1:76MA-L16.8 millionVG5 Mar 2026
44:BD:8DMA-L16.8 millionVG27 Mar 2026
48:27:E2MA-L16.8 millionVG15 Apr 2022
48:31:B7MA-L16.8 millionCN17 Feb 2023
48:3F:DAMA-L16.8 millionVG24 Nov 2019
48:55:19MA-L16.8 millionVG14 Aug 2021
48:9D:31MA-L16.8 millionCN9 Dec 2025
48:AF:F3MA-L16.8 millionVG14 Jul 2026
48:CA:43MA-L16.8 millionVG29 Dec 2023
48:E7:29MA-L16.8 millionVG27 Jul 2022
48:F6:EEMA-L16.8 millionCN21 Jun 2025
4C:11:AEMA-L16.8 millionCN19 Jan 2019
4C:75:25MA-L16.8 millionVG1 Nov 2020
4C:84:21MA-L16.8 millionVG26 Sep 2026
4C:C3:82MA-L16.8 millionVG24 Apr 2025
4C:EB:D6MA-L16.8 millionVG23 Jun 2021
50:02:91MA-L16.8 millionVG11 May 2019
50:78:7DMA-L16.8 millionCN21 Feb 2025
54:32:04MA-L16.8 millionCN17 Feb 2023
54:43:B2MA-L16.8 millionVG28 Jan 2022
54:5A:A6MA-L16.8 millionCN1 Dec 2015
54:9D:EAMA-L16.8 millionVG23 Aug 2026
58:2A:BDMA-L16.8 millionVG28 Feb 2026
58:2B:D3MA-L16.8 millionVG22 Sep 2026
58:8C:81MA-L16.8 millionVG23 Nov 2024
58:BF:25MA-L16.8 millionVG5 Jun 2021
58:CF:79MA-L16.8 millionVG6 Oct 2021
58:E6:C5MA-L16.8 millionVG7 Jun 2025
5C:01:3BMA-L16.8 millionVG12 Sep 2024
5C:CF:7FMA-L16.8 millionVG13 Jun 2015
60:01:94MA-L16.8 millionCN11 Nov 2015
60:55:F9MA-L16.8 millionVG1 Nov 2020
64:89:14MA-L16.8 millionVG23 Aug 2026
64:B7:08MA-L16.8 millionVG8 Dec 2022
64:E8:33MA-L16.8 millionVG6 Aug 2022
68:09:47MA-L16.8 millionCN21 Jan 2026
68:25:DDMA-L16.8 millionVG24 Jan 2025
68:67:25MA-L16.8 millionVG21 Aug 2021
68:9D:D2MA-L16.8 millionVG22 Jun 2026
68:B6:B3MA-L16.8 millionCN22 Jan 2022
68:C6:3AMA-L16.8 millionVG16 Jun 2017
68:EE:8FMA-L16.8 millionVG5 Mar 2026
68:FE:71MA-L16.8 millionCN21 Jun 2025
6C:B4:56MA-L16.8 millionVG23 Jun 2023
6C:C8:40MA-L16.8 millionVG8 Mar 2025
70:03:9FMA-L16.8 millionVG21 Feb 2020
70:04:1DMA-L16.8 millionCN1 Dec 2021
70:4B:CAMA-L16.8 millionVG27 Oct 2025
70:AF:09MA-L16.8 millionCN21 Jan 2026
70:B8:F6MA-L16.8 millionVG6 Oct 2021
74:4D:BDMA-L16.8 millionVG1 Jul 2023
74:89:27MA-L16.8 millionVG22 Sep 2026
78:1C:3CMA-L16.8 millionCN5 Mar 2025
78:21:84MA-L16.8 millionVG22 Sep 2021
78:42:1CMA-L16.8 millionVG27 Aug 2024
78:E3:6DMA-L16.8 millionCN29 Jan 2021
78:EE:4CMA-L16.8 millionVG30 Apr 2024
7C:0C:5FMA-L16.8 millionCN23 Apr 2026
7C:2C:67MA-L16.8 millionCN4 May 2024
7C:4F:ADMA-L16.8 millionCN23 Apr 2026
7C:73:98MA-L16.8 millionVG23 Jun 2023
7C:87:CEMA-L16.8 millionVG21 Apr 2021
7C:9E:BDMA-L16.8 millionVG23 Jan 2020
7C:D5:44MA-L16.8 millionVG1 Jul 2026
7C:DF:A1MA-L16.8 millionVG4 Dec 2019
7C:E8:B1MA-L16.8 millionCN23 Apr 2026
80:45:6BMA-L16.8 millionVG9 Apr 2026
80:53:E0MA-L16.8 millionVG27 Jul 2026
80:64:6FMA-L16.8 millionVG12 May 2022
80:65:99MA-L16.8 millionCN6 Sep 2023
80:7D:3AMA-L16.8 millionCN19 Aug 2018
80:B5:4EMA-L16.8 millionVG18 Apr 2025
80:F1:B2MA-L16.8 millionCN9 Jul 2025
80:F3:DAMA-L16.8 millionVG18 Apr 2025
84:0D:8EMA-L16.8 millionVG25 Jan 2018
84:1F:E8MA-L16.8 millionVG9 May 2025
84:C7:BBMA-L16.8 millionVG22 Jun 2026
84:CC:A8MA-L16.8 millionCN28 Feb 2020
84:F3:EBMA-L16.8 millionVG30 Dec 2017
84:F7:03MA-L16.8 millionVG30 Apr 2021
84:FC:E6MA-L16.8 millionVG12 Aug 2022
88:13:BFMA-L16.8 millionVG23 Mar 2024
88:56:A6MA-L16.8 millionVG15 Aug 2025
88:57:21MA-L16.8 millionVG22 May 2025
88:F1:55MA-L16.8 millionCN9 Jan 2026
8C:45:98MA-L16.8 millionVG26 Sep 2026
8C:4B:14MA-L16.8 millionVG12 Jun 2021
8C:4F:00MA-L16.8 millionCN24 Jul 2024
8C:8C:29MA-L16.8 millionCN21 Jan 2026
8C:94:DFMA-L16.8 millionVG15 Jan 2026
8C:AA:B5MA-L16.8 millionVG18 Oct 2019
8C:BF:EAMA-L16.8 millionVG4 Jul 2024
8C:CE:4EMA-L16.8 millionVG2 Aug 2020
8C:FD:49MA-L16.8 millionVG27 Oct 2025
90:15:06MA-L16.8 millionVG30 Apr 2024
90:38:0CMA-L16.8 millionVG6 Aug 2021
90:64:9BMA-L16.8 millionVG28 Feb 2026
90:70:69MA-L16.8 millionVG3 Sep 2025
90:97:D5MA-L16.8 millionCN30 Oct 2015
90:B3:39MA-L16.8 millionVG14 Jul 2026
90:DA:72MA-L16.8 millionVG11 May 2026
90:E5:B1MA-L16.8 millionCN5 Mar 2025
94:3C:C6MA-L16.8 millionVG22 Jan 2021
94:51:DCMA-L16.8 millionCN31 May 2025
94:54:C5MA-L16.8 millionVG11 Jun 2024
94:A9:90MA-L16.8 millionCN17 Oct 2024
94:B5:55MA-L16.8 millionCN1 Dec 2021
94:B9:7EMA-L16.8 millionVG2 Aug 2020
94:E6:86MA-L16.8 millionCN25 Nov 2021
98:3D:AEMA-L16.8 millionCN20 Jun 2024
98:88:E0MA-L16.8 millionVG31 Dec 2024
98:A3:16MA-L16.8 millionVG28 Feb 2025
98:C3:77MA-L16.8 millionVG1 Jul 2026
98:CD:ACMA-L16.8 millionVG16 Jan 2021
98:F4:ABMA-L16.8 millionCN1 Jul 2019
9C:13:9EMA-L16.8 millionCN31 May 2025
9C:9C:1FMA-L16.8 millionVG13 Nov 2020
9C:9E:6EMA-L16.8 millionVG13 Mar 2024
9C:CC:01MA-L16.8 millionVG28 Feb 2026
A0:20:A6MA-L16.8 millionVG2 Apr 2016
A0:76:4EMA-L16.8 millionCN24 Jul 2020
A0:85:E3MA-L16.8 millionCN13 Jul 2024
A0:A3:B3MA-L16.8 millionCN30 Nov 2022
A0:B7:65MA-L16.8 millionVG15 Mar 2022
A0:DD:6CMA-L16.8 millionVG14 Dec 2023
A0:F2:62MA-L16.8 millionCN4 Dec 2025
A4:7B:9DMA-L16.8 millionVG1 Apr 2017
A4:CB:8FMA-L16.8 millionVG15 Jan 2026
A4:CF:12MA-L16.8 millionCN6 Dec 2018
A4:E5:7CMA-L16.8 millionVG13 Nov 2020
A4:F0:0FMA-L16.8 millionVG3 Sep 2025
A8:03:2AMA-L16.8 millionVG4 Jun 2020
A8:42:E3MA-L16.8 millionCN10 Apr 2022
A8:46:74MA-L16.8 millionCN26 Mar 2025
A8:48:FAMA-L16.8 millionVG21 Apr 2021
A8:FD:07MA-L16.8 millionVG9 Sep 2026
AC:0B:FBMA-L16.8 millionCN12 May 2021
AC:15:18MA-L16.8 millionVG28 Feb 2024
AC:27:6EMA-L16.8 millionCN9 Jan 2026
AC:67:B2MA-L16.8 millionVG21 Feb 2020
AC:A7:04MA-L16.8 millionVG20 Oct 2025
AC:D0:74MA-L16.8 millionVG21 Oct 2014
AC:EB:E6MA-L16.8 millionCN12 Sep 2025
B0:3F:D3MA-L16.8 millionVG11 May 2026
B0:81:84MA-L16.8 millionCN20 Jun 2024
B0:A6:04MA-L16.8 millionCN12 Sep 2025
B0:A7:32MA-L16.8 millionVG14 Dec 2022
B0:B2:1CMA-L16.8 millionVG14 Dec 2022
B0:CB:D8MA-L16.8 millionVG18 Sep 2025
B4:3A:45MA-L16.8 millionVG30 Oct 2024
B4:8A:0AMA-L16.8 millionCN2 Apr 2022
B4:A6:4AMA-L16.8 millionVG22 Jun 2026
B4:BF:E9MA-L16.8 millionCN4 Dec 2025
B4:E6:2DMA-L16.8 millionCN29 Sep 2017
B8:1F:3FMA-L16.8 millionVG11 May 2026
B8:7B:4DMA-L16.8 millionVG9 Apr 2026
B8:D6:1AMA-L16.8 millionCN20 Jan 2022
B8:F0:09MA-L16.8 millionCN28 Feb 2020
B8:F8:62MA-L16.8 millionVG8 Mar 2025
BC:19:26MA-L16.8 millionVG26 Sep 2026
BC:DD:C2MA-L16.8 millionVG18 Nov 2017
BC:FF:4DMA-L16.8 millionVG22 Jan 2021
C0:49:EFMA-L16.8 millionCN8 Dec 2021
C0:4E:30MA-L16.8 millionCN2 Apr 2022
C0:5D:89MA-L16.8 millionVG11 May 2024
C0:CD:D6MA-L16.8 millionCN9 Jul 2025
C4:4F:33MA-L16.8 millionCN7 Jun 2018
C4:5B:BEMA-L16.8 millionVG16 Jan 2021
C4:9E:7EMA-L16.8 millionVG14 Jul 2026
C4:D8:D5MA-L16.8 millionVG21 Dec 2023
C4:DD:57MA-L16.8 millionCN24 Jul 2020
C4:DE:E2MA-L16.8 millionCN22 Jan 2022
C8:2B:96MA-L16.8 millionCN21 May 2019
C8:2E:18MA-L16.8 millionCN9 Jun 2023
C8:85:41MA-L16.8 millionVG5 Mar 2026
C8:8A:7BMA-L16.8 millionVG1 Jul 2026
C8:C9:A3MA-L16.8 millionVG30 May 2021
C8:EA:71MA-L16.8 millionVG26 Sep 2026
C8:ED:8BMA-L16.8 millionVG22 Sep 2026
C8:F0:9EMA-L16.8 millionVG3 Feb 2022
CC:50:E3MA-L16.8 millionVG2 Mar 2018
CC:68:C7MA-L16.8 millionVG14 Jul 2026
CC:7B:5CMA-L16.8 millionVG10 Nov 2023
CC:7E:1FMA-L16.8 millionVG27 Jul 2026
CC:8D:A2MA-L16.8 millionVG8 Dec 2023
CC:BA:97MA-L16.8 millionVG27 Aug 2024
CC:DB:A7MA-L16.8 millionVG15 Mar 2022
D0:CF:13MA-L16.8 millionVG9 May 2025
D0:EF:76MA-L16.8 millionVG21 Dec 2023
D4:05:92MA-L16.8 millionVG9 Apr 2026
D4:8A:FCMA-L16.8 millionCN3 Jun 2023
D4:8C:49MA-L16.8 millionVG4 Jul 2024
D4:D4:DAMA-L16.8 millionVG12 Aug 2022
D4:E9:F4MA-L16.8 millionVG7 Aug 2025
D4:F9:8DMA-L16.8 millionVG29 Sep 2021
D8:13:2AMA-L16.8 millionVG24 Aug 2023
D8:3B:DAMA-L16.8 millionCN4 May 2024
D8:85:ACMA-L16.8 millionVG15 Aug 2025
D8:A0:1DMA-L16.8 millionVG25 May 2017
D8:BC:38MA-L16.8 millionVG15 Apr 2023
D8:BF:C0MA-L16.8 millionCN1 Jul 2019
D8:F1:5BMA-L16.8 millionVG7 Mar 2019
DC:06:75MA-L16.8 millionVG5 Sep 2024
DC:0A:69MA-L16.8 millionVG1 Jul 2026
DC:1E:D5MA-L16.8 millionVG5 Sep 2024
DC:4F:22MA-L16.8 millionVG16 Aug 2017
DC:54:75MA-L16.8 millionVG3 Feb 2022
DC:55:B1MA-L16.8 millionVG23 Aug 2026
DC:B4:D9MA-L16.8 millionCN21 Jun 2025
DC:DA:0CMA-L16.8 millionVG16 Jun 2023
E0:5A:1BMA-L16.8 millionVG12 May 2022
E0:72:A1MA-L16.8 millionVG20 Oct 2025
E0:8C:FEMA-L16.8 millionVG7 Aug 2025
E0:98:06MA-L16.8 millionVG11 Sep 2019
E0:E2:E6MA-L16.8 millionCN6 Sep 2020
E4:65:B8MA-L16.8 millionCN3 Jun 2023
E4:B0:63MA-L16.8 millionVG13 Mar 2024
E4:B3:23MA-L16.8 millionCN24 Jul 2024
E8:06:90MA-L16.8 millionVG29 Mar 2024
E8:31:CDMA-L16.8 millionVG18 Nov 2021
E8:3D:C1MA-L16.8 millionCN9 Dec 2025
E8:68:E7MA-L16.8 millionCN18 Sep 2020
E8:6B:EAMA-L16.8 millionCN9 Jun 2023
E8:9F:6DMA-L16.8 millionVG6 Aug 2021
E8:DB:84MA-L16.8 millionCN6 Sep 2020
E8:F6:0AMA-L16.8 millionVG3 Sep 2025
EC:62:60MA-L16.8 millionVG28 Jan 2022
EC:64:C9MA-L16.8 millionVG2 Nov 2023
EC:94:CBMA-L16.8 millionVG30 Apr 2021
EC:C9:FFMA-L16.8 millionVG7 Mar 2024
EC:D6:1BMA-L16.8 millionVG9 Sep 2026
EC:DA:3BMA-L16.8 millionVG6 Aug 2022
EC:E3:34MA-L16.8 millionVG18 Dec 2024
EC:FA:BCMA-L16.8 millionVG29 Jul 2017
F0:08:D1MA-L16.8 millionVG4 Dec 2019
F0:16:1DMA-L16.8 millionVG26 Nov 2025
F0:24:F9MA-L16.8 millionVG11 Jun 2024
F0:9E:9EMA-L16.8 millionVG29 Mar 2024
F0:F5:BDMA-L16.8 millionVG2 Nov 2023
F4:12:FAMA-L16.8 millionCN8 Dec 2021
F4:2D:C9MA-L16.8 millionVG18 Sep 2025
F4:65:0BMA-L16.8 millionVG12 Sep 2024
F4:CF:A2MA-L16.8 millionVG11 Sep 2019
F8:43:EEMA-L16.8 millionVG9 Sep 2026
F8:5B:1BMA-L16.8 millionVG26 Nov 2025
F8:B3:B7MA-L16.8 millionCN13 Jul 2024
FC:01:2CMA-L16.8 millionVG18 Dec 2024
FC:B4:67MA-L16.8 millionVG15 Apr 2023
FC:E8:C0MA-L16.8 millionVG10 Nov 2023
FC:F5:C4MA-L16.8 millionVG18 Oct 2019

Every block registered to Espressif Inc. in the IEEE registries, complete. Free-text search also matches former owners.

Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.