DNS, short for Domain Name System, is a technology used to map domain names to the associated IP addresses of physical locations. It is the backbone of the internet, allowing fast, smooth browsing. The DNS Technician’s work involves making sure this technology functions properly. A miscalculation or mistake on the part of the Technician can cause a variety of issues such as denied access or pages that won’t load. It is for this reason it is important for DNS Technicians to be able to handle anything from small hiccups to complete system crashes.

Here's some projects that our expert DNS Technicians made real:

  • Installing and setting up a server for existing web applications
  • Troubleshooting and repairing any configuration issues
  • Making sure all pertinent email accounts are protected and secure
  • Fixing errors that impact website performance and speed
  • Setting up digital networks and validating security protocols
  • Relocating websites and configuring networks for new servers

DNS Technicians have experience fixing errors and improving web performance across multiple platforms. Their capabilities are needed in the ever changing web environment; businesses everywhere require their expertise. If you’re looking to make sure your website runs at optimal efficiency, then look no further! Hire our expert DNS Technician on Freelancer.com today, and watch them make your projects come to life!

From 81,058 reviews, clients rate our DNS Technicians 4.83 out of 5 stars.
Hire DNS Technicians

DNS, short for Domain Name System, is a technology used to map domain names to the associated IP addresses of physical locations. It is the backbone of the internet, allowing fast, smooth browsing. The DNS Technician’s work involves making sure this technology functions properly. A miscalculation or mistake on the part of the Technician can cause a variety of issues such as denied access or pages that won’t load. It is for this reason it is important for DNS Technicians to be able to handle anything from small hiccups to complete system crashes.

Here's some projects that our expert DNS Technicians made real:

  • Installing and setting up a server for existing web applications
  • Troubleshooting and repairing any configuration issues
  • Making sure all pertinent email accounts are protected and secure
  • Fixing errors that impact website performance and speed
  • Setting up digital networks and validating security protocols
  • Relocating websites and configuring networks for new servers

DNS Technicians have experience fixing errors and improving web performance across multiple platforms. Their capabilities are needed in the ever changing web environment; businesses everywhere require their expertise. If you’re looking to make sure your website runs at optimal efficiency, then look no further! Hire our expert DNS Technician on Freelancer.com today, and watch them make your projects come to life!

From 81,058 reviews, clients rate our DNS Technicians 4.83 out of 5 stars.
Hire DNS Technicians

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    11 jobs found

    I am moving our production DNS from a Windows-based server to a fresh Debian instance running Bind9. The new host needs to be fully authoritative for all current zones, so I will rely on you to extract every record from the Windows server, import them into Bind-compatible zone files, and validate that the answers match bit-for-bit before cut-over. Once the zones are in place, I also want DNSSEC enabled with a properly generated Key Signing Key (KSK) and Zone Signing Key (ZSK) for each zone. Please configure automatic key rollover and publish the DS records I will provide to my registrar. The goal is a seamless switchover with zero client disruption and clean validation on tools like dig +dnssec, dnsviz, and Verisign’s DNSSEC debugger. Deliverables • Debian 12 server with Bind9...

    $132 Average bid
    $132 Avg Bid
    50 bids

    cPanel / Exim Email Deliverability Expert Needed – 554 Errors Description: We are looking for an experienced cPanel/Exim email server specialist to troubleshoot an inbound email delivery issue on our company domain. Our company emails are working normally and we can receive emails from most external senders. However, emails from one specific government organization are being rejected or delayed by our mail server. The sender is using Proofpoint, and they are receiving errors such as: * 554 5.1.2 < #5.1.2> * 554 5.4.0 < #4.2.0> Our current setup: * cPanel hosting * Exim mail server * MX points to our cPanel mail server * Email Routing: Local Mail Exchanger * cPanel Email Deliverability: Valid * SPF, DKIM and DMARC configured * Other external emails are being receive...

    $30 Average bid
    $30 Avg Bid
    33 bids

    A fresh AlmaLinux 10 server is waiting to be transformed into a production-ready shared-hosting node. The work starts with clean installs of cPanel/WHM, LiteSpeed Web Server, and CloudLinux, followed by enabling WHM’s reseller features and deploying WHMCS for automated billing and provisioning. After the installs, create the actual hosting packages inside WHM and replicate them in WHMCS so new orders are pushed straight to the server without manual intervention. Please deliver the job fully configured, security-hardened, and performance-tuned, then run a test signup to prove that WHMCS, WHM, and LiteSpeed are talking to each other correctly. Deliverables • Installed and licensed (our keys) copies of cPanel/WHM, LiteSpeed, CloudLinux, and WHMCS on AlmaLinux 10 • WH...

    $36 Average bid
    $36 Avg Bid
    10 bids

    I need a fresh SMTP server configured and fully integrated with my existing cPanel account so I can push roughly 1 000–10 000 emails per day through Webmail without bumping into the usual sending limits. There is no current SMTP service in place, so the job starts from scratch: provisioning the server, linking it to my domain inside cPanel, and making sure every authentication layer—SPF, DKIM, DMARC, rDNS—is properly applied for strong inbox placement. Once it is live, I want to be able to open Roundcube (or any default Webmail client that ships with cPanel) and send campaigns confidently, knowing throttling is no longer an issue. Please secure the server, tweak Exim or Postfix for high-volume performance, and leave me with clear, concise notes on how to add future domai...

    $97 Average bid
    $97 Avg Bid
    166 bids

    A fresh AlmaLinux 10 server is waiting to be transformed into a production-ready shared-hosting node. The work starts with clean installs of cPanel/WHM, LiteSpeed Web Server, and CloudLinux, followed by enabling WHM’s reseller features and deploying WHMCS for automated billing and provisioning. After the installs, create the actual hosting packages inside WHM and replicate them in WHMCS so new orders are pushed straight to the server without manual intervention. Please deliver the job fully configured, security-hardened, and performance-tuned, then run a test signup to prove that WHMCS, WHM, and LiteSpeed are talking to each other correctly. Deliverables • Installed and licensed (our keys) copies of cPanel/WHM, LiteSpeed, CloudLinux, and WHMCS on AlmaLinux 10 • WH...

    $42 Average bid
    $42 Avg Bid
    10 bids
    Mailcow Server Setup Coaching
    3 days left
    Verified

    I have a fresh Ubuntu server with full root SSH access and a registered domain that still needs its DNS records. I want to install Mailcow-dockerized from scratch and would like you to guide me step-by-step in real time—screen sharing while I run each command myself. Together we will: • Deploy and update the Mailcow stack on Ubuntu. • Create and publish all required DNS records (A, MX, SPF, DKIM, DMARC, PTR) for the domain. • Secure the installation with Let’s Encrypt certificates. • Verify outbound and inbound mail flow, ensuring messages reach major providers’ inboxes without spam flags. • Leave clear notes so I can maintain the server and add future domains or users on my own. We’ll consider the job complete when webmail ...

    $11 / hr Average bid
    $11 / hr Avg Bid
    48 bids

    I already own the domain; now I need a fully-operational MailWizz environment that I can start using the moment you hand it over. You will supply and configure everything—dedicated Windows server, clean IP address, valid MailWizz license, and any underlying mail transfer agent—so I don’t have to purchase additional components or subscriptions. The build must be optimised for high-volume transactional emails. Rather than relying on third-party relays like Amazon SES, SendGrid, or Mailgun, I’d like to send directly through MailWizz itself, so please install and tune the SMTP/MTA you feel delivers the best inbox placement on a Windows stack. Key deliverables: • Provisioning of a Windows server with a fresh IP • Installation and activation of MailWizz unde...

    $136 Average bid
    $136 Avg Bid
    82 bids

    My brand-new AlmaLinux 10 server is still empty and I already have full root access, so I’m looking for an experienced systems engineer who can turn it into a production-ready hosting platform in one sitting. Here is what I need done: • Install and license cPanel/WHM, then apply the recommended security hardening. • Replace Apache with LiteSpeed (Enterprise) and ensure the global and per-account settings are tuned for performance. • Enable CloudLinux with CageFS, LVE limits and PHP Selector so future user accounts are fully isolated. • Add Softaculous and verify that one-click installs work out of the box. • Create at least one WHM reseller package that I can clone for future resellers. • Verify that all services (DNS, Exim, Dovecot, FTP, Aut...

    $20 Average bid
    $20 Avg Bid
    20 bids

    Bulk Email Data Cleaning & Verification (2M Records) Description: I need a freelancer to clean and verify 2 million email addresses within 8–10 days. The work must include all possible verification methods, such as: Syntax & format check Domain/MX/DNS validation SMTP verification (sending test requests) Email send-based verification (to confirm deliverability) Duplicate & disposable email removal Spam trap & risky email detection Requirements: Proven experience with large-scale email list cleaning Ability to handle 2M records efficiently Deliver final cleaned data in CSV/Excel format Budget: Fixed price project Timeline: 8–10 days NOTE: If you can provide a trial/sample verification of a 5-10k email file then only bid on this job post.

    $110 Average bid
    $110 Avg Bid
    15 bids
    Travel Website
    8 hours left
    Verified

    All the files and database dumps from my previous site are safely backed up; what I’m missing is the technical muscle to turn that archive into a live travel website on Hostinger. Here’s the picture: • I need full, end-to-end assistance setting up the hosting environment on my Hostinger account—nameservers, DNS records, PHP settings, MySQL import, the works. • Once the server space is ready, the backup must be unpacked, configured, and brought online exactly as it was before (themes, plugins, media, user data, bookings, etc.). • SSL should be installed and auto-renewing, and basic security hardening applied. • After launch, I want a quick walkthrough of the control panel and any pointers on routine maintenance or updates so I can keep things r...

    $29 Average bid
    $29 Avg Bid
    109 bids

    Expert Needed: WordPress, LiteSpeed, Cloudflare & Technical SEO – 90% Drop in Google Impressions I am looking for an experienced technical expert with strong knowledge of WordPress, LiteSpeed Server, LiteSpeed Cache, Cloudflare, and technical SEO. My website has experienced a massive drop in Google Search visibility. The Problem Since approximately August 26, 2026, my website's Google Search Console impressions have dropped by around 90%. Before this date, the website had significantly more visibility and traffic. The decline was very substantial and happened within a relatively short period of time. I am looking for someone who can perform a deep technical investigation to identify the actual cause. This is not simply an SEO optimization job. I need someone who understan...

    $38 Average bid
    $38 Avg Bid
    32 bids

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