diff --git a/internal/database/database.go b/internal/database/database.go
index 377d0b3..a7da1b5 100644
--- a/internal/database/database.go
+++ b/internal/database/database.go
@@ -1669,9 +1669,9 @@ func (d *Database) GetWHOISStats(ctx context.Context, staleThreshold time.Durati
 	query := `
 		SELECT
 			COUNT(*) as total,
-			SUM(CASE WHEN whois_updated_at IS NULL THEN 1 ELSE 0 END) as never_fetched,
-			SUM(CASE WHEN whois_updated_at IS NOT NULL AND whois_updated_at < ? THEN 1 ELSE 0 END) as stale,
-			SUM(CASE WHEN whois_updated_at IS NOT NULL AND whois_updated_at >= ? THEN 1 ELSE 0 END) as fresh
+			COALESCE(SUM(CASE WHEN whois_updated_at IS NULL THEN 1 ELSE 0 END), 0) as never_fetched,
+			COALESCE(SUM(CASE WHEN whois_updated_at IS NOT NULL AND whois_updated_at < ? THEN 1 ELSE 0 END), 0) as stale,
+			COALESCE(SUM(CASE WHEN whois_updated_at IS NOT NULL AND whois_updated_at >= ? THEN 1 ELSE 0 END), 0) as fresh
 		FROM asns
 	`