About MARK-103
A Ukraine-based online service for digital mobile-device information checks.
What we do
MARK-103 provides digital information checks for supported mobile devices using an IMEI or serial number. The catalog includes activation status, Find My, Carrier/SIM-Lock, MDM and extended device-information reports.
How services are delivered
Services are provided online. A user selects a check, submits the required device data and receives the digital result in the MARK-103 web account. Telegram can optionally be linked to the same account. Some services depend on external data-provider availability.
Seller information
Business form: Ukrainian individual entrepreneur (FOP).
Location: Kharkiv, Ukraine.
Support: support@mark103.com.
Independent service
MARK-103 is an independent information service and does not claim to be an official representative of device manufacturers or mobile carriers. Brand names and trademarks, where referenced, are used only to identify compatible devices, statuses or check types.