There may be interruptions in the services of the Built Environment Information System (Ryhti) from Tuesday, 21 October 2025 at 17.00 until Wednesday morning, 22 October at 08.00.
The possible interruptions are due to network equipment updates at Syke. The interruptions will affect Ryhti’s API services and services available at http://ryhti-palvelut.syke.fi.
We apologize for any inconvenience caused by this exceptional situation.