I can't update modules via Composer. Is Amasty's composer repository down?

Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - Root composer.json requires amasty/advanced-reviews-page-builder ^1.0, found amasty/advanced-reviews-page-builder[1.0.1] in the lock file but not in remote repositories, make sure you avoid updating this package to keep the one from the lock file.
  Problem 2
    - Root composer.json requires amasty/mega-menu-page-builder ^1.0, found amasty/mega-menu-page-builder[1.0.7] in the lock file but not in remote repositories, make sure you avoid updating this package to keep the one from the lock file.
  Problem 3
    - Root composer.json requires amasty/module-ajax-filters-navigation ^1.0, found amasty/module-ajax-filters-navigation[1.0.9] in the lock file but not in remote repositories, make sure you avoid updating this package to keep the one from the lock file.
  Problem 4
    - Root composer.json requires amasty/module-custom-form-to-builder ^1.0, found amasty/module-custom-form-to-builder[1.0.1] in the lock file but not in remote repositories, make sure you avoid updating this package to keep the one from the lock file.
  Problem 5
    - amasty/module-blog-pro-to-builder[1.0.0, ..., 1.0.1] require amasty/module-report-builder >=1.3.0 -> found amasty/module-report-builder[1.3.0] in the lock file but not in remote repositories, make sure you avoid updating this package to keep the one from the lock file.
    - Root composer.json requires amasty/module-blog-pro-to-builder ^1.0 -> satisfiable by amasty/module-blog-pro-to-builder[1.0.0, 1.0.1].

Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.