That's great - must have just been a temporary networking glitch, either at the host's end or Google's end, or somewhere on the route in between.
If you find UpdraftPlus useful, then please give us a positive review, here: https://wordpress.org/support/view/plugin-reviews/updraftplus?rate=5#postform
(If we're not yet worth 5 stars, then please don't review, but instead reply here to let us know why not - reviews less than 5 stars bring our average down!).
Best wishes,
David