DNS stands for Domain Name System. Being a naming method for computers, services and resources connected to the internet or any private network, it allows users to associate information to particular domain names.

Businesses and organizations are constantly providing information, services and products using the internet. In fact, most businesses nowadays have online components to stay relevant in the fast changing world of technology. To ensure that they reach their target audience, DNS associates their information, services or products to their names. Improper naming could prove a challenge if the target audience finds it difficult to access such service. As far as the internet is concerned, the issue of security will always surface, thus a source of worry. It is for this reasons that DNS professional services come in handy.

Demand for DNS services is increasing every day. This is because numerous websites are launched everyday, making DNS jobs very relevant. It is for this reason that offering your professional services on Freelancer.com will allow you to create connections with employers who are searching for professional experts who can provide relevant solutions to their pressing needs. As a freelancer, there will always be work for you.

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    29 zakázek nalezeno, ceny v EUR

    I have 2 domains registered on aruba that I need to point to a cloud space in aruba and activate the ssl certificates Ho 2 domini registrati su aruba che devo far puntare ad uno spazio cloud sempre di aruba e attivare i certificati ssl

    €22 / hr (Avg Bid)
    €22 / hr Průměr. nabídka
    2 nabídky

    1) Setting up Email sending domains and IP's of 25 number. 2) doing warm-up 3) making sure all delivery setting maintained like DKIM, DNS, rDNS, other settings 4) MTA and PMTA server setting up and managing . 5) SPAM listing of IP, Domains management.

    €112 (Avg Bid)
    €112 Průměr. nabídka
    6 nabídky

    Hi, i have a windows server 2016 in [pro zobrazení URL se přihlaste], with the Plesk Obsidian Version 18.0.30 It seems than I am having some kind of spoofing problem, because my IP is blocked by hotmail and others. I am receiving on my postmaster account rejections emails, from non-existing accounts. Like if my account were sending emails as spam. I have already changed my email´s pa...

    €109 (Avg Bid)
    €109 Průměr. nabídka
    7 nabídky

    I sell proxies online. I need someone to automate the sales process starting at the customer purchasing the proxies to the customer delivering the proxies. The current method: 1. Customer Purchases the proxy. 2. I go into a spreadsheet that has the credentials to login the server via ssh in putty. 3. Once logged into the server I run 5 commands into the terminal. 4. Once the server finishes runni...

    €455 (Avg Bid)
    €455 Průměr. nabídka
    12 nabídky
    STREAM iptv 6 dní left

    this project is an iptv provider, i try to create a safer network like cdn or proxy in order to make the system more secure and hide ips from servers

    €158 (Avg Bid)
    €158 Průměr. nabídka
    6 nabídky

    I need a Mail Server / Server Admin to configure the Mail Server on my CentOS Server. Server uses Dovecot

    €74 (Avg Bid)
    €74 Průměr. nabídka
    27 nabídky

    I required person who improve my server performance and minimize receiving time of email from external email server. I required mail receiving time less than 2 sec.

    €34 (Avg Bid)
    €34 Průměr. nabídka
    3 nabídky

    Looking for experienced developer to build web app to Check DNS records as well as Check Bulk DNS record in Core PHP More details will share in chat

    €11 (Avg Bid)
    €11 Průměr. nabídka
    1 nabídky

    I need somebody who has really deep insight in configuring SASL authentication with postfix. Who can explain every word of the Cyrus configuration. Thank you.

    €26 (Avg Bid)
    €26 Průměr. nabídka
    1 nabídky
    Domain Connecting & Hosting 5 dní left
    OVĚŘENÉ

    Dear Freelancer I need an IT qualified to do the following task: I purchased a domain from Saudi Arabia (.sa), and I connected to the Hosting service on godaddy (cpanel), but i am facing many problems with the emails Delievery from outside the local domain. I reset the account in godaddy, and now i am not able to reset up the hosting service, I have already purchased the Deluxe package with 400 ...

    €23 (Avg Bid)
    €23 Průměr. nabídka
    16 nabídky
    Mail Server 5 dní left
    OVĚŘENÉ

    IMPORTANT!! JOB MUST BE 100% COMPLETE BEFORE RELEASE OF FUNDS! NO EXCEPTIONS! Install a freestanding mail server on a Digital Ocean Droplet. You will need to install and configure the following. Postfix Postfix Admin Dovecot All required SSL Certificates spf DKIM DMARC Roundcude https Provide us with DNS records to install ETC.... IN addition Setup SPF record Setup DKIM Setup domainkey Setup...

    €158 (Avg Bid)
    €158 Průměr. nabídka
    14 nabídky

    I'm getting the following error when trying to install my SSL Invalid response from [pro zobrazení URL se přihlaste] Details: Type: urn:ietf:params:acme:error:dns Status: 400 Detail: DNS problem: query timed out looking up A for [pro zobrazení URL se přihlaste]

    €18 (Avg Bid)
    €18 Průměr. nabídka
    18 nabídky

    I will need a Shell script that is configured on CentOS 7/8; Mailwizz / run with SSL Postfix Mailserver / implement specification on the server works on port 587 DNS to set a domain / generate automatic "NS" to configure domain rDNS reverse name server / detect rDNS, if no DNS does not proceed with the installation DKIM / implement specification in the domain and email server SPF / impl...

    €34 (Avg Bid)
    €34 Průměr. nabídka
    2 nabídky

    Hello, I need to tune up a postfix or cluster postfix mail server to send at least 400.000 emails per hour. With a pool of public address ip.

    €486 (Avg Bid)
    €486 Průměr. nabídka
    13 nabídky
    Audit SMTP Server 4 dní left
    OVĚŘENÉ

    Hi, I am using a VPS machine with 6 IP address with Mailzz and PMTA; also have paid smtp services of elastic, mailgun I am using multiple domains on the mailwizz and have multiple users to run campaigns; I need someone who could do an audit of the machine and check if everything runs fine, do we need an upgrade or a better solution. Resolve the problems found during audit to enable us havin...

    €26 (Avg Bid)
    €26 Průměr. nabídka
    7 nabídky

    I am doing some works in the lab and I am searching for somebody who is real DNS expert in BIND and can help me with my learning. Do not apply if you are newbie in DNS. Its a complex topology. Thanks!

    €27 (Avg Bid)
    €27 Průměr. nabídka
    10 nabídky

    I have cloudflare but thats just to mask my traffic, can anyone setup SSL for me or show me how to, ik you can use Let's Encrypt SSL. But I need help thank you : )

    €22 (Avg Bid)
    €22 Průměr. nabídka
    38 nabídky

    Precisamos configurar uma nova VPN (OpenVPN) utilizando o pfsense como firewall, de modo que possibilite acesso para um ambiente virtualizado.

    €141 (Avg Bid)
    €141 Průměr. nabídka
    12 nabídky

    i have small project webhost server set up useing cpanel ,ftp,dns , mail server , and i need multiple website to in the server .

    €30 (Avg Bid)
    €30 Průměr. nabídka
    8 nabídky

    I have a Windows Server 2019 with Terminal Services installed for remote desktop connections and I would like to setup the Web Client for web accessing. I am looking for someone who has experience with this and wants to work on this project.

    €138 (Avg Bid)
    €138 Průměr. nabídka
    29 nabídky

    Tengo un dedicado en ovh el cual atacan bastante, estoy buscando alguien que pueda bloquear estos ataques

    €99 (Avg Bid)
    €99 Průměr. nabídka
    7 nabídky
    Email server admin needed 2 dní left
    OVĚŘENÉ

    Searching somebody who is expert is postfix. Need some consultation in a low budget ($10). Only for new freelancers who is ready to work in the least budget. Thank you.

    €16 (Avg Bid)
    €16 Průměr. nabídka
    21 nabídky

    My server has been sending emails without any issues all along. I have however started receiving this message when trying to send mail out: Message not delivered There was a problem delivering your message [***]. TLS negotiation failed, the certificate doesn't match the host My server runs on Centos 7 and I use Clouflare too. Thank you

    €22 (Avg Bid)
    €22 Průměr. nabídka
    14 nabídky
    PowerMTA Server Work 2 dní left
    OVĚŘENÉ

    I need someone to install, configure, and maintain a powerMTA server. You must have previous experience doing this and understand all the features of powerMTA.

    €28 (Avg Bid)
    €28 Průměr. nabídka
    11 nabídky
    Connect my websites to filezilla 2 dní left
    OVĚŘENÉ

    Hello, i want to connect my websites to filezilla with key file. From linode server to filezilla.

    €13 / hr (Avg Bid)
    €13 / hr Průměr. nabídka
    14 nabídky

    I will need a Shell script that is configured on CentOS 7/8; Mailwizz / run with SSL Postfix Mailserver / implement specification on the server works on port 587 DNS to set a domain / generate automatic "NS" to configure domain rDNS reverse name server / detect rDNS, if no DNS does not proceed with the installation DKIM / implement specification in the domain and email server SPF / impl...

    €84 (Avg Bid)
    €84 Průměr. nabídka
    11 nabídky
    Postfix Custom Config Part 2 1 den left
    OVĚŘENÉ

    I need someone to configure a Postfix instance in a AWS EC2 instance (creds will be provided). I want some custom processing done to that based on a few criteria (format of the email address being sent to) I want to return either a synchronous bounce, asynchronous bounce, ARF Formatted FBL request. Also there will be a token in the body of the message that will have to be read and validate to...

    €387 (Avg Bid)
    €387 Průměr. nabídka
    7 nabídky
    Custom Postfix Setup 1 den left
    OVĚŘENÉ

    I need someone that can do a some custom Postfix setup and coding. I will provide an AWS account - I need an EC2 instance with Postfix installed and configured. Its need to be configured to accept any email address in the list of allowed domains. When an email is received rather than queuing the email to a mailbox - I want a PHP script called that will parse the incoming email and then post i...

    €448 (Avg Bid)
    €448 Průměr. nabídka
    22 nabídky

    Need help with automating cert based authentication for windows server 2012/16/19 without ADCS. Server is not on domain and need to be enabled for cert based authentication. Automated scripts to generate the cert, deploy it on the server

    €38 / hr (Avg Bid)
    €38 / hr Průměr. nabídka
    4 nabídky

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