Nezr Kaan — Field Notes Volunteer OSINT research. Help for lawyers, journalists, and people who need public evidence. 2026-05-07T00:00:00Z https://nezrkaan.com/ Nezr Kaan https://nezrkaan.com Window Seat: A jet engine over many snowy mountains 2026-05-07T00:00:00Z https://nezrkaan.com/writeups/window-seat Solving Bellingcat's window-seat geolocation challenge. Yellow engine cowls cut the airline pool to three; FlightRadar24 playback narrowed it to two flights over the Alps; a valley silhouette did the rest. Touching Tarmac: A taxiing photo and an ICAO code 2026-05-04T00:00:00Z https://nezrkaan.com/writeups/touching-tarmac Solving Bellingcat's geolocation challenge from a single photo of parked aircraft. Reading the livery, walking through the airline's route map, and confirming a control tower against historical satellite imagery. Rapid Fire: A burst that wasn't gunfire 2026-04-15T00:00:00Z https://nezrkaan.com/writeups/rapid-fire Solving Bellingcat's audio-only challenge with three minutes of recording and no metadata. A Google dork that landed on the answer. Urban Symphony: An audio fingerprint of a city 2026-04-07T00:00:00Z https://nezrkaan.com/writeups/urban-symphony Solving Bellingcat's audio-only challenge with three minutes of recording and no metadata. Working backwards from a pickpocket announcement, bicycle traffic, a Google dork on a travelator phrase and a carillon run to pinpoint a single tower in Amsterdam.