MAC Address Lookup

Shanghai Kanghai Information System CO.,LTD. F4:20:55:A

F4:20:55:A 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
F4:20:55:A

Unicast · Universally administered (U/L bit clear)

Matched prefix
F4:20:55:A
Match
MA-M assignment
Address range
F4:20:55:A0:00:00 – F4:20:55:AF: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
Jun 18, 2024

Formats

  • Plain hex F42055A
  • Colon-separated F4:20:55:A
  • Hyphen-separated F4-20-55-A
  • Cisco dot notation F420.55A

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. Jun 18, 2024
  2. Shanghai Kanghai Information System CO.,LTD. Sep 5, 2025