Re: OVH?
I came here to say the same thing!
There was thousands of sites that had been hacked to include some hex-filled script that took mobile browsers to free gift card scams, fake virus warnings and dubious app downloads that were all being hosted from OVH France.
Doing a quick web search for similar scams pulled up this aqrticle about browser lockers that also mentions AS16276:
https://www.redpacketsecurity.com/woof-locker-unmasking-the-browser-locker-behind-a-stealthy-tech-support-scam-operation/