A sensor for the analysis of gases, with at least one housing having an internal space of the housing having a first opening and a second opening situated opposite it. At least one sensor element arranged in the internal space of the housing. At least one glass element and at least one encapsulating element arranged in the internal space of the housing in an intervening space between a housing wall in the internal space of the housing and the sensor element and fully surround at least regions of the sensor element. The glass element is at the first opening of the internal space of the housing and is adapted to hermetically seal the intervening space. The encapsulating element is arranged on the glass melting element in the direction of the second opening and is adapted to affix the sensor element in the internal space of the housing in a form-fitting manner.