ssid.aiAPI

CONRAD CORP.

MAC address prefix 00:01:C8 is registered to CONRAD CORP. in the IEEE OUI registry. Any device whose MAC address begins with 00:01:C8 has a network interface built by CONRAD CORP.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address — it covers every MAC from 00:01:C8:00:00:00 to 00:01:C8:FF:FF:FF.

OUI prefix
00:01:C8
Hyphen form
00-01-C8
MAC range
00:01:C8:00:00:00 – 00:01:C8:FF:FF:FF
Addresses in block
16,777,216
Organization
CONRAD CORP.
Source
IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.

Assignment history (88)

The IEEE registry publishes current state only — this is the change record we've kept since we started tracking it daily.

  1. 2016-07-29Assigned to "THOMAS CONRAD CORP."
    archived source →
  2. 2017-09-08Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  3. 2018-12-21Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  4. 2019-07-04Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  5. 2019-08-04Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  6. 2020-03-21Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  7. 2020-04-23Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  8. 2020-05-13Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  9. 2020-08-05Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  10. 2020-11-28Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  11. 2021-02-25Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  12. 2021-06-10Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  13. 2022-07-11Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  14. 2022-09-05Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  15. 2023-07-11Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  16. 2024-02-15Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  17. 2024-04-16Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  18. 2024-06-23Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  19. 2024-07-02Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  20. 2024-08-15Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  21. 2024-08-27Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  22. 2024-09-17Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  23. 2024-11-20Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  24. 2025-02-27Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  25. 2025-05-13Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  26. 2025-08-23Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  27. 2026-01-08Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  28. 2026-01-19Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  29. 2026-02-17Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  30. 2026-06-20Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  31. 2026-07-17Assigned to "THOMAS CONRAD CORP."
  32. 2026-07-19Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  33. 2026-07-20Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  34. 2026-07-21Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  35. 2026-07-22Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  36. 2026-07-23Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  37. 2026-07-24Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  38. 2026-07-25Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  39. 2026-07-26Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  40. 2026-07-27Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  41. 2026-07-28Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  42. 2026-07-29Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  43. 2026-07-30Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  44. 2026-07-31Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  45. 2026-08-01Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  46. 2026-08-02Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  47. 2026-08-03Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  48. 2026-08-04Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
    archived source →
  49. 2026-08-05Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  50. 2026-08-06Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  51. 2026-08-07Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
    archived source →
  52. 2026-08-08Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  53. 2026-08-09Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  54. 2026-08-10Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  55. 2026-08-11Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  56. 2026-08-12Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  57. 2026-08-13Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  58. 2026-08-14Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  59. 2026-08-15Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  60. 2026-08-16Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  61. 2026-08-17Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  62. 2026-08-18Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  63. 2026-08-19Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  64. 2026-08-20Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  65. 2026-08-21Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  66. 2026-08-22Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  67. 2026-08-23Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  68. 2026-08-24Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  69. 2026-08-25Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  70. 2026-08-26Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  71. 2026-08-27Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  72. 2026-08-28Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  73. 2026-08-29Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  74. 2026-08-30Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  75. 2026-08-31Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  76. 2026-09-01Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  77. 2026-09-02Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  78. 2026-09-03Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  79. 2026-09-04Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  80. 2026-09-05Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  81. 2026-09-06Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  82. 2026-09-06Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  83. 2026-09-06Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  84. 2026-09-07Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  85. 2026-09-08Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  86. 2026-09-09Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."
  87. 2026-09-10Renamed from "CONRAD CORP." to "THOMAS CONRAD CORP."
  88. 2026-09-11Renamed from "THOMAS CONRAD CORP." to "CONRAD CORP."

Nearby in the registry

The prefixes assigned immediately before and after 00:01:C8:

FAQ

Which company owns MAC address prefix 00:01:C8?
MAC address prefix 00:01:C8 is registered to CONRAD CORP. in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 00:01:C8 has a network interface built by CONRAD CORP..
What is the OUI 00:01:C8?
00:01:C8 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to CONRAD CORP.. It covers every address from 00:01:C8:00:00:00 to 00:01:C8:FF:FF:FF, or 16,777,216 addresses in total. It is also written 00-01-C8.
How do I find the manufacturer of a MAC address?
Take the first three octets of the address — in 00:01:C8:00:00:00 that is 00:01:C8 — and look that prefix up in the IEEE OUI registry. If the second-lowest bit of the first octet is set, the address is locally administered (a randomized or private MAC), which belongs to no manufacturer and will not resolve; modern phones and laptops use these by default on each network.