CN
IEEE Registrant 61 Prefixes

CLOUD NETWORK TECHNOLOGY SINGAPORE PTE. LTD.

CLOUD NETWORK TECHNOLOGY SINGAPORE PTE. LTD. manages 61 unique MAC address prefixes. These prefixes have a total block size of 1 billion addresses.

The allocation includes the following types: MA-L(MAC Address Block Large, 16,777,216 addresses each).

The company registered its MAC address allocation on 25 April 2020, and the most recent update was made on 18 September 2026. These allocations support network identification and communication globally.

Unique prefixes 61
Block Size 1023410115 (1.02 G)
First registration 25 April 2020
Last updated 18 September 2026

Entity Details

Unique prefixes 61
Block Size 1023410115 (1.02 G)
First registration 25 April 2020
Last updated 18 September 2026

Types

MA-L: Block Type

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Registered MAC Prefixes

All Organizationally Unique Identifiers and MAC ranges assigned to this vendor

61 Records
MAC PrefixTypeRegistration Date
00:41:0E MA-L2022-04-23
04:68:74 MA-L2023-10-19
08:A1:36 MA-L2024-08-23
08:F9:7E MA-L2025-09-26
10:6F:D9 MA-L2021-03-30
10:B1:DF MA-L2021-10-29
14:5A:41 MA-L2024-07-26
14:9D:B0 MA-L2026-09-18
14:AC:60 MA-L2022-06-25
1C:98:C1 MA-L2020-04-25
20:2B:20 MA-L2021-08-28
2C:98:11 MA-L2022-11-19
2C:9C:58 MA-L2023-06-23
2C:AE:46 MA-L2025-12-29
30:03:C8 MA-L2021-06-26
30:C9:AB MA-L2020-06-04
38:D5:7A MA-L2021-04-28
3C:0A:F3 MA-L2023-05-26
3C:35:58 MA-L2026-05-01
3C:55:76 MA-L2021-08-10
3C:EF:A5 MA-L2025-10-31
44:F7:9F MA-L2025-08-22
44:FA:66 MA-L2023-03-29
48:45:E6 MA-L2025-04-18
4C:23:38 MA-L2024-03-29
4C:4B:1F MA-L2026-01-23
4C:82:A9 MA-L2022-08-27
50:2E:66 MA-L2024-10-15
50:C2:E8 MA-L2021-04-28
58:50:9F MA-L2025-12-01
58:CD:C9 MA-L2023-02-22
5C:61:99 MA-L2020-09-05
5C:F9:2B MA-L2026-04-02
60:E9:AA MA-L2022-02-26
74:97:79 MA-L2022-03-12
78:46:5C MA-L2023-05-01
80:60:B7 MA-L2020-06-23
84:9E:56 MA-L2024-04-26
90:0F:0C MA-L2020-11-01
9C:7C:1E MA-L2026-07-10
A8:3B:76 MA-L2022-07-23
A8:D6:D9 MA-L2026-07-31
AC:50:DE MA-L2021-09-25
AC:F2:3C MA-L2024-05-31
BC:F4:D4 MA-L2022-01-22
C4:13:75 MA-L2024-06-28
C8:A3:E8 MA-L2023-08-18
CC:5E:F8 MA-L2022-05-21
CC:6B:1E MA-L2020-12-05
D8:80:83 MA-L2021-05-22
D8:B3:2F MA-L2023-11-03
DC:56:7B MA-L2024-12-02
DC:E9:94 MA-L2020-07-25
E8:65:38 MA-L2022-10-22
EC:91:61 MA-L2023-07-21
F0:A6:54 MA-L2021-11-20
F4:28:9D MA-L2025-08-01
F4:4E:B4 MA-L2025-06-27
F8:89:D2 MA-L2021-02-03
FC:B0:DE MA-L2022-10-04
FC:E3:3D MA-L2026-08-15