diff --git a/server/data/aircraft.db b/server/data/aircraft.db
index c817ec7..d050ed6 100644
Binary files a/server/data/aircraft.db and b/server/data/aircraft.db differ
diff --git a/server/src/adsb.mjs b/server/src/adsb.mjs
index 9376234..b0bcca7 100644
--- a/server/src/adsb.mjs
+++ b/server/src/adsb.mjs
@@ -13,56 +13,72 @@ const SHAPES_PATH = resolve(DATA, 'shapes.json');
 const history     = new Map();
 const MAX_HISTORY = 500;
 
-const CSV_URL          = 'https://s3.opensky-network.org/data-samples/metadata/aircraft-database-complete-2024-06.csv';
-const MIL_RANGES_URL   = ':8080/db-3.14.1707/ranges.js';
+const CSV_URL        = 'https://s3.opensky-network.org/data-samples/metadata/aircraft-database-complete-2024-06.csv';
+const MIL_RANGES_URL = ':8080/db-3.14.1708/ranges.js';
 
 const MILITARY_OPERATORS  = ['air force', 'army', 'navy', 'marine', 'coast guard', 'military', 'defence', 'defense', 'luftwaffe', 'RAF', 'USAF', 'USN', 'USMC'];
 const CARGO_OPERATORS     = ['fedex', 'ups', 'dhl', 'cargo', 'freight', 'logistic', 'atlas air', 'kalitta', 'air freight'];
 const PASSENGER_OPERATORS = ['airlines', 'airways', 'air ', 'jet', 'easyjet', 'ryanair', 'delta', 'united', 'american', 'southwest', 'lufthansa', 'emirates', 'british'];
 const MILITARY_CLASSES    = ['H1M', 'H2M', 'L1M', 'L2M', 'L4M', 'A0'];
 
+const milRanges = [];
 let db;
 
+async function syncMilitaryRanges() {
+	const { ADSB_URL } = cfg();
+	try {
+		const res = await fetch(ADSB_URL + MIL_RANGES_URL);
+		if (!res.ok) throw new Error(`HTTP ${res.status}`);
+		const { military } = await res.json();
+
+		db.exec('DELETE FROM military_ranges');
+		const insert = db.prepare('INSERT INTO military_ranges (start, end) VALUES (?, ?)');
+		const insertMany = db.transaction(ranges => {
+			for (const [s, e] of ranges) insert.run(s.toUpperCase(), e.toUpperCase());
+		});
+
+		insertMany(military);
+		milRanges.length = 0;
+		milRanges.push(...military.map(([s, e]) => [s.toUpperCase(), e.toUpperCase()]));
+	} catch (e) {
+		const rows = db.prepare('SELECT start, end FROM military_ranges').all();
+		milRanges.length = 0;
+		milRanges.push(...rows.map(r => [r.start, r.end]));
+	}
+}
+
 export async function initAircraftDb() {
 	if (!fs.existsSync(DATA)) fs.mkdirSync(DATA, { recursive: true });
 
 	const missing = !fs.existsSync(DB_PATH);
-	if(missing) console.log(`✈️  Building database`);
+	if (missing) console.log(`✈️  Building database`);
 
 	db = new Database(DB_PATH);
 	db.exec(`
         CREATE TABLE IF NOT EXISTS aircraft (
-	        icao24          TEXT PRIMARY KEY,
-	        built           TEXT,
-	        categoryDescription TEXT,
-	        country         TEXT,
-	        engines         TEXT,
-	        class           TEXT,
-	        manufacturer    TEXT,
-	        model           TEXT,
-	        modes           TEXT,
-	        operator        TEXT,
-	        operatorCallsign TEXT,
-	        owner           TEXT,
-	        registration    TEXT,
-	        serialNumber    TEXT,
-	        aircraft        TEXT
+            icao24          TEXT PRIMARY KEY,
+            built           TEXT,
+            categoryDescription TEXT,
+            country         TEXT,
+            engines         TEXT,
+            class           TEXT,
+            manufacturer    TEXT,
+            model           TEXT,
+            modes           TEXT,
+            operator        TEXT,
+            operatorCallsign TEXT,
+            owner           TEXT,
+            registration    TEXT,
+            serialNumber    TEXT,
+            aircraft        TEXT
         );
         CREATE TABLE IF NOT EXISTS military_ranges (
-			start TEXT NOT NULL,
-			end   TEXT NOT NULL
+            start TEXT NOT NULL,
+            end   TEXT NOT NULL
         );
-	`);
+    `);
 
-	// Always refresh military ranges on startup
-	const { ADSB_URL } = cfg();
-	const res = await fetch(ADSB_URL + MIL_RANGES_URL);
-	if (!res.ok) throw new Error(`Failed to fetch military ranges: HTTP ${res.status}`);
-	const { military } = await res.json();
-	db.exec('DELETE FROM military_ranges');
-	const insertRange = db.prepare('INSERT INTO military_ranges (start, end) VALUES (?, ?)');
-	const insertRanges = db.transaction(ranges => { for (const [s, e] of ranges) insertRange.run(s.toUpperCase(), e.toUpperCase()); });
-	insertRanges(military);
+	await syncMilitaryRanges();
 
 	if (missing) {
 		const res = await fetch(CSV_URL);
@@ -77,7 +93,7 @@ export async function initAircraftDb() {
                 @class, @manufacturer, @model, @modes, @operator,
                 @operatorCallsign, @owner, @registration, @serialNumber, @aircraft
             )
-		`);
+        `);
 
 		const insertMany = db.transaction(rows => {
 			for (const row of rows) insert.run(row);
@@ -112,8 +128,7 @@ export async function initAircraftDb() {
 function isIcaoInMilitaryRange(icao) {
 	if (!icao) return false;
 	const hex = icao.toUpperCase();
-	const match = db.prepare('SELECT 1 FROM military_ranges WHERE start <= ? AND end >= ? LIMIT 1').get(hex, hex);
-	return !!match;
+	return milRanges.some(([s, e]) => hex >= s && hex <= e);
 }
 
 function wordMatch(text, keyword) {