The former is proxied, the latter is not. If a user connects using www.jandeane81.com you will be seeing their true IP address as their request is not passing through Cloudflare. User traffic coming this way is not protected or cached by Cloudflare.
Users connecting through jandeane81.com will appear with Cloudflare IP addresses as those requests do route through Cloudflare. To see the true IP addresses, you need to restore visitor IPs…
You should consider to proxy www so your site is protected (currently www is exposed). You may wish to redirect the domain to www or the other way round so you have a consistent entry to your site.