4 Topics
 | |
 | I'm using the following code to verify that an email address has a valid DNS (otherwise, we consider the email invalid). $domain = substr($email, strrpos($email, '@') + 1); $isValid = checkdnsrr($domain, 'MX') || checkdnsrr($domain, 'A'); However, today it just flagged nearly all @gmail.com and @yahoo.com emails as invalid. Obviously the … |
| | Hi all, I have a terribly frustrating issue I'm trying to solve and wondered if anyone would be able to help? I have a simple HTML / CSS website hosted on my webserver. This website has a basic web contact form that allows a user to fill in their details …  |
| | Hello everyone, I’m not 100% sure this is a DNS problem but from what I’ve tracked down so far it seems it could be so here goes. Also, keep in mind I am primarily a software engineer and have no formal training in network setup or administration. I have installed … |
 | I have been fighting with my server for days. I am trying to get postfix configured. I have it currently so that it can send mail, but receiving mail is a different story. This is my main.cf file: [ICODE] # Please be sure to read the /usr/share/doc/postfix/README.MDK file # to … |