Thanks for sharing.
You may find more detailed critique at http://www.contentquality.com/ - especially if you set Accessibility Report Mode for 'WCAG Priority 1,2,3’
508 compliance checkers have been around for a long time, and this one doesn’t seem to have any advantage over any others. I’d be more impressed if:
- The more stringent standards of WCAG’s WAI were covered.
- Your site was hosted by DreamHost.
- You hadn’t begun spamming the web with the same post all over the place.