I recently discovered by accident that our website was being blocked by Orange's security filters. After a quick check, I found that our IP address is listed on UCEPROTECT Level 3. The listing is based on the reputation of the entire ASN 14061 (DigitalOcean, US) [1]. In other words, even if your IP did nothing wrong, it will still be listed because of its ASN. If your site is innocent and listed only because it's hosted on DigitalOcean, UCEPROTECT offers to whitelist it for about $30/month or $1...