Ad block disabled for this site. No other add-ons. All cookies accepted except tracking cookies (that setting is the same across all my browsers). My IP did change yesterday,
Now there's a thought.
Could the host be blocking my IP, or rather blocking a subset of IPs because a few of them have caused trouble? It does happen in hosting that a company will do this to save typing in new IPs every time something comes up. This often blocks a whole subset used by ISPs. I ran my own hosting company, it's common practice.
There's no problem between this keyboard and chair, I just think your host is blocking a subset of IPs used by my ISP.
This being the case, I suggest your host is lazy and inconsiderate and..............
I can work around it. I'll just grab my coat.