Non-working sensors

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City SensorSensors Last Update -
1. Rostov Kashirskaya Ulitsa before 781 days  
2. Rostov 2-Ya Obil'naya Ulitsa before 779 days  
3. Rostov Nagornaya Ulitsa before 476 days  
4. Rostov Pereulok Ostrovskogo before 403 days