You could sign up to a service with a suitable
Service Level Agreement, to cover you for the future.
Alternatively you could get a second line from another ISP probably cheaper

. Then load share in normal circs.
My broadband basic info/help site - www.robertos.me.uk
My domains,website and mail hosting - Tsohost.
Internet connection - IDNet Home Starter Fibre.
Live BQM.
"Where talent is a dwarf, self-esteem is a giant." - Jean-Antoine Petit-Senn.