e-mail: Search the site

MozOut www.my.mozout.com › My MozOut › Knowledge Base Knowledge baseBackups & Migration

The 3-2-1 backup rule for a website: which three copies, and where to keep them

The 3-2-1 rule says: 3 copies of what matters, on 2 different kinds of storage, with 1 copy away from where the rest lives. The point is not the numbers:…

MozOut www.my.mozout.com › My MozOut › Knowledge Base Knowledge baseE-mail

Error 421 and 451: temporary failures, and why the message is delayed and not lost

An error that starts with a 4 (421, 450, 451, 452) is a “not now, try later” reply. It is not a refusal. The server that sent the message keeps…

MozOut www.my.mozout.com › My MozOut › Knowledge Base Knowledge baseBackups & Migration

Moving to cPanel from Plesk, DirectAdmin or another panel: what moves and what you rebuild

A control panel is just the shop window for five things that exist on any server: files, databases, mailboxes, DNS records and scheduled tasks. So changing panels means copying those…

MozOut www.my.mozout.com › My MozOut › Knowledge Base Knowledge baseWordPress & CMS

Stopping spam comments in WordPress

If your blog has comments open, sooner or later it fills up with offers for watches, links to doubtful sites and sentences that make no sense. Whoever wrote them is…

MozOut www.my.mozout.com › My MozOut › Knowledge Base Knowledge baseChoosing the Right Plan

Several websites on one plan: how many fit before you need the next step

As many as the plan counts and the resources can carry, and those are two different sums. The first is a matter of numbers: each plan says how many sites…

MozOut www.my.mozout.com › My MozOut › Knowledge Base Knowledge baseE-mail

Track Delivery: finding out what happened to a message you sent

“I sent it, and they say they did not receive it.” Instead of guessing, cPanel has a screen that shows the trail of each message that went through the server:…

MozOut www.my.mozout.com › My MozOut › Knowledge Base Knowledge baseVPS & Servers

Webmin and Virtualmin on a VPS: a server admin tool and a hosting panel, explained

This article is for people with a VPS or a dedicated server with root access. On shared plans the panel is cPanel, and you neither choose nor install another one.…

MozOut www.my.mozout.com › My MozOut › Knowledge Base Knowledge baseE-mail

Classic Outlook or the new Outlook: what changes, and which one to use

The short answer: there are two Outlooks for Windows today. The classic one is the long-standing program that comes with Office, keeps mail in a file on the computer and…

MozOut www.my.mozout.com › My MozOut › Knowledge Base Knowledge baseSEO & Marketing

Query strings explained: what comes after the question mark, and what it changes

The short answer: everything after the ? in an address is the query string: name=value pairs separated by &, up to the end of the address or a “#”. The…

MozOut www.my.mozout.com › My MozOut › Knowledge Base Knowledge baseSecurity

SQL injection and XSS in plain words: what to ask your developer

The short answer: SQL injection and XSS are two of the oldest attacks on websites, and they still work because they come from the same oversight: trusting what the visitor…