Do you have an idea how Google can track pages on the server without analytics code? The folder is prohibited by
I can see the URL of those pages on the real time counter.
If your Google Analytics account is still giving your new data you have the code stuck somewhere still on your website. Render your website and view the source and search foryour Analytics ID. Also, Robots.txt won't matter if you've blocked the spiders. If you've got the code snippet on your website it will still be tracking no matter what.