Help4 Net

Help4 Net tutorials

Use these guides to install and operate Help4 CDN integrations for WordPress, Joomla, and Drupal, preserve DNS and email records during a cutover, refresh cache after a site change, and make controlled security or routing changes.

Pick the guide for the plan you own. Pro supports one assigned production domain, nameserver onboarding, plugin sync, and cache/API workflows. Enterprise adds the client-area DNS-record editor and independent proxy, WAF, GeoDNS, and access-control settings.

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WordPress plugin

Joomla extension

Drupal module

DNS and operations

DNS, SPF, DKIM, and DMARC learning center Provider walkthroughs, captioned videos, email record recipes, safe rollout order, troubleshooting, and a complete FAQ. Free guide · Video Free email DNS checker and generator Check public MX, SPF, DKIM, and DMARC records and generate conservative starter SPF and DMARC values. Free tool Registrar nameserver walkthroughs GoDaddy, WordPress.com, Namecheap, Squarespace, DNSSEC stop conditions, rollback, and verification. Guide · Video Google Workspace email DNS Configure MX, SPF, DKIM, and DMARC with provider-generated values and safe enforcement. Guide · Video Microsoft 365 email DNS Configure tenant MX, SPF, both DKIM selectors, DMARC, and message authentication checks. Guide · Video cPanel and website form email Choose the sender, align From addresses, use authenticated SMTP, and merge host SPF safely. Guide Email DNS troubleshooting Diagnose mail routing, SPF errors, DKIM signing, DMARC alignment, forwarding, propagation, and DNSSEC. Troubleshooting DNS record types for beginnersUnderstand A, AAAA, CNAME, MX, TXT, SRV, CAA, NS, TTL, and priority fields.Guide · Video Proxy, WAF, and DNS-only modesChoose safe delivery behavior for websites, APIs, mail, verification records, and unsupported protocols.Guide · Video DNSSEC cutover and rollbackUnderstand DS, DNSKEY, RRSIG, persistent signing, validation, and fail-closed migration gates.Security Complete cutover verificationGo beyond HTTP 200 with visual, content, TLS, WAF, cache, origin-denial, and email checks.Checklist Protect the origin after cutover Keep direct-origin access from bypassing the selected proxy and WAF controls. Nameserver update helper Registrar-specific steps for a nameserver delegation change.

SEO for new site owners

GeoDNS and internet routing

Security and CVE readiness