MAC Address Lookup

Shanghai Kanghai Information System CO.,LTD. 78:39:2D:7

78:39:2D:7 is a 28-bit MA-M MAC address block registered to Shanghai Kanghai Information System CO.,LTD. in CN.

Vendor

Shanghai Kanghai Information System CO.,LTD.

MA-M · 28-bit
78:39:2D:7

Unicast · Universally administered (U/L bit clear)

Matched prefix
78:39:2D:7
Match
MA-M assignment
Address range
78:39:2D:70:00:00 – 78:39:2D:7F:FF:FF
Addresses in block
1,048,576
Country
CN
Organization address
9th FIoor, Building 9, No.1 Qingxiang road, BaoNeng Science and TechnoIogy Industrial Park, Longhua New District ShenZhen GuangDong CN 518000
First registered
Oct 26, 2023

Formats

  • Plain hex 78392D7
  • Colon-separated 78:39:2D:7
  • Hyphen-separated 78-39-2D-7
  • Cisco dot notation 7839.2D7

Prefix lineage

This prefix has changed hands. Dates are when each change was first observed in public registration data (runZero mac-tracker).

  1. Shenzhen C & D Electronics Co., Ltd. Oct 26, 2023
  2. Shanghai Kanghai Information System CO.,LTD. Sep 5, 2025