Tag Archives: Networking

Don’t host on a .255 IP address

Most of the websites that I build at work are for internal use, but last year I created a site with a public audience. Everything was going well post-launch until I received a handful of reports from users who couldn’t access the site. They tried clearing cookies, switching browsers, switching computers, and resetting modems, but nothing worked. Visiting any page on the site would result in an error like “Internet Explorer cannot display the webpage” or “Unable to connect”. They could view other sites hosted on my network, but nothing hosted on the same server as this public site. The PHP and server logs recorded nothing unusual. What was happening?
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