Tag: TLD

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TLD blocking in POSTFIX MTA

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I was looking at how how I might block TLD’s (Top Level Domains) with the POSTFIX MTA and I couldn’t do it using a pcre table – most of the stuff I found used pcre.  When I did an apt-get to install it on my Ubuntu Mail Server it wanted to uninstall and upgrade a […]

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TLD block how to on CPanel & why it matters

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TLD – that means “Top Level Domain” like .com, .net, .edu, and the like…all TLD’s we’re familiar with.  In their infinite wisdom ICAAN started allowing anyone and their brother with $100k to make their own (partly a money grab, partly needed with IPv6’s expansion of available IP’s on the interwebs). This means TLD’s are ever […]