Not if your ISP is priotizing your traffic (only) when you go there :-) As it happens all around the world, and has been told here several times. One possible

Not if your ISP is priotizing your traffic (only) when you go there :-) As it happens all around the world, and has been told here several times. One possible symptom is that your lagging Video conferencing, VPNs, other remote working stuff, even simple down- and uploads to/from whereever are suddenly fast. As long as you are visiting these speedtesting sites.