Dragino on Traccar TCP 5253 is an HTTP decoder aimed at LoRaWAN uplink JSON (often from a network-server webhook). DraginoProtocolDecoder (BaseHttpProtocolDecoder) reads end_device_ids.device_id, then uplink_message.received_at and decoded_payload fields Latitude, Longitude, Hum, BatV, Tem, plus optional ALARM_status → SOS.
LoRa/HTTP IoT, not cellular tracker CSV
Distinct from dmthttp’s IMEI/Records/FType on 5139 and from FleetGuide’s compressed UDP on 5254 (adjacent port). Dragino’s identity is LoRaWAN uplink JSON on 5253.
Catalogue stance
Stock Traccar reference. positions_only.