Guides tagged “dns”
Step-by-step MdmHost guides about dns, sorted A-Z.
62 guides · page 1 of 4
Add another domain to cPanel (addon domain) with the Domains tool
Host a second website on your cPanel account: create a new domain in cPanel Domains, choose its document root, point DNS and upload the site.
CAA DNS records: control which CAs can issue your SSL
Understand CAA DNS records, check whether one blocks AutoSSL or your paid CA, and add correct CAA records in the cPanel Zone Editor without breaking renewals.
CDN basics and how to set up Cloudflare with a cPanel website
What a CDN does, then a step-by-step Cloudflare setup for a site hosted on cPanel: DNS import, nameserver change, SSL mode and email records.
Check and fix reverse DNS (PTR) so your email is not rejected
Find your mail server's sending IP, check its PTR record, make forward and reverse DNS match, and fix the bounces caused by missing rDNS.
Check DNS records and propagation with cPanel Track DNS and nslookup
Verify that DNS changes have taken effect: use cPanel Track DNS, nslookup and dig to look up A, MX and TXT records, understand TTL and why propagation takes time.
Choose and configure the nameserver service in WHM (PowerDNS or BIND)
Pick the right DNS service in WHM Nameserver Selection. Compare PowerDNS, BIND and disabled, decide when external DNS is better, switch safely and check zones still resolve.
Configure the Plesk DNS template and server-wide DNS settings
Edit the Plesk server DNS template, set your own nameservers, SOA values and default records, apply changes to existing zones, and run Plesk as master or slave DNS.
Connect domains and SSL to WP Squared sites
Point a domain to a WP Squared site, add www and subdomains, get the free SSL certificate issued, force HTTPS and change a site's domain without breaking links.
Connect Google Workspace (Gmail) to a domain hosted on cPanel
Verify your domain for Google Workspace and add MX, SPF, DKIM and DMARC records in cPanel Zone Editor, so business Gmail works while the website stays on MdmHost.
Connect Microsoft 365 email to a domain hosted on cPanel
Add the DNS records Microsoft 365 needs in cPanel Zone Editor: verification TXT, MX, autodiscover CNAME, SPF and DKIM, while keeping your website on MdmHost.
Connect to Remote Desktop with a domain name instead of an IP
Point a DNS A record such as rdp.example.com at your server and connect as rdp.example.com:3389. Covers TTL, IP changes and testing with the hosts file.
Create a subdomain in cPanel (blog, shop, staging)
Create subdomains such as blog.example.com or staging.example.com in cPanel, choose the document root, get SSL, and point a subdomain to an external server.
Customise DirectAdmin DNS templates for new domains
Edit DirectAdmin's DNS zone template as admin to set default records, TTLs, SPF, DMARC and CAA for new domains, and let resellers use their own templates.
Customise DNS zone templates in WHM (root guide)
Edit the DNS zone templates WHM uses for new accounts as root: default records, TTLs, SPF and CAA records, and the variables available, so every new zone is right from the start.
Diagnose network problems with ping, traceroute, nslookup, dig, curl and telnet
A practical toolkit for finding out why a website or server is unreachable: test reachability, the route, DNS answers, ports and HTTP responses.
DirectAdmin website not loading? Troubleshooting checklist
Find why a site on DirectAdmin is down: check DNS, SSL, suspension, default pages, permissions, PHP errors, .htaccess, quotas and server services in order.
DirectAdmin: Manage Email Accounts and DNS Records Effectively
Learn how to manage email accounts, set up forwarders, and edit DNS zone records within your DirectAdmin VPS environment.
DMARC on cPanel: read reports and move from p=none to reject
Go beyond a basic DMARC record: receive and read aggregate reports, find who sends mail as your domain, and tighten the policy step by step from none to quarantine and reject.
DNS propagation and TTL explained: why DNS changes take time
Why a DNS or nameserver change reaches people at different times, what TTL controls, how long propagation really takes and how to plan a move with near-zero downtime.
DNS record types explained: A, AAAA, CNAME, MX, TXT, NS, SRV and CAA
What each common DNS record does, what its value looks like and when you need it, from A and CNAME for websites to MX, TXT and SRV for email and services.
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