Rocket Validator integrates axe-core version 4.3,
which currently checks 95 accessibility rules, into an automated web site scanner.
Accessibility rules tagged as WCAG: 2.4.7.
Checks scrollable content for focusable elements enabling keyboard navigation. Keyboard navigation should not fail when focus moves to an element within a scrollable region.
When was the last time you validated your whole site?
Keep your sites healthy checking for A11Y/HTML issues on an automated schedule.