OUI Lookup

20ac9c

China Telecom Corporation Limited

Manufacturer Information

OUI Prefix
20ac9c
Manufacturer
China Telecom Corporation Limited
Address
31 Jinrong Street, Xicheng District, Beijing, China Beijing, China CN 100033
Last updated
6/10/2026

Vendor Statistics

Total prefixes
1
Block type
MA-L
Available addresses
~16 millones

About prefix 20AC9C

The OUI prefix 20AC9C is assigned to China Telecom Corporation Limited, based in 31 Jinrong Street, Xicheng District, Beijing, China Beijing, China CN 100033 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to China Telecom Corporation Limited.