MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
UMB Communications Co., Ltd.
MAC prefix: 00:19:38
Vendor name: UMB Communications Co., Ltd.
MAC range: 00:19:38:00:00:00 - 00:19:38:FF:FF:FF
Block Size: 16777215 (16.77 M)
ACE Techno Tower
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 15 August 2006
Last updated: 17 November 2015