You didn't give much info, such as whether or not you really have a fixed IP address. I'm assuming you do. The drop-dead on traceroute(1) seems normal, well, a

You didn't give much info, such as whether or not you really have a fixed IP address. I'm assuming you do. The drop-dead on traceroute(1) seems normal, well, at least I'm getting the same. If I'm reading the domain name properly, it's hinting at Houston Texas as the last point where a border gateway/firewall responds. Other than contacting PG directly and taking some of his time, there's really no way to find out if there's an IP/subnet ban in place. If your ISP is doing something dumb (bad caching), then one possible answer is to use HTTPS rather than HTTP. https://news.ycombinator.com https://news.ycombinator.com If someone using your ISP is doing something dumb (running a scraper), then you're probably stuffed.