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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    30 pekerjaan ditemukan, seharga USD
    Preparing postfix bulkmail script. 6 Hari left
    TERVERIFIKASI

    Hello Experts Can you prepare the script with the following requirements? #The requirements are: 1. The script should first remove postfix-2.x, add a repo and install postfix-3.x 2. It should pick all the available IP address configured in the interface and configured randmap and [login untuk melihat URL] file and related configuration in [login untuk melihat URL] file 3. Should configure SMTP Aut...

    $10 - $30
    $10 - $30
    0 penawaran

    We already know how to setup PowerMTAs with IPv4 addresses using virtual-mta-pool to rotate ip addresses but only can do with IPv4. We need to do it with IPv6 if is possible

    $187 (Avg Bid)
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    4 penawaran

    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.

    $115 (Avg Bid)
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    10 penawaran

    Hi, i have a windows server 2016 in [login untuk melihat URL], 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 password but not...

    $149 (Avg Bid)
    $149 Rata-rata
    10 penawaran

    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...

    $528 (Avg Bid)
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    12 penawaran
    STREAM iptv 5 Hari 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

    $183 (Avg Bid)
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    6 penawaran

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

    $86 (Avg Bid)
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    27 penawaran

    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.

    $40 (Avg Bid)
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    3 penawaran

    i have bought vps and cpanel/whm, and looking for some one can help me to config it for an email can catch all from all wildcard subdomain email

    $41 (Avg Bid)
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    10 penawaran
    Expert in postfix SASL with cyrus 4 Hari left
    TERVERIFIKASI

    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.

    $30 (Avg Bid)
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    1 penawaran
    Domain Connecting & Hosting 4 Hari left
    TERVERIFIKASI

    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 ...

    $27 (Avg Bid)
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    16 penawaran
    Mail Server 4 Hari left
    TERVERIFIKASI

    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...

    $180 (Avg Bid)
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    15 penawaran
    Fix Plesk DNS / Let's Encrypt Issue 4 Hari left
    TERVERIFIKASI

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

    $21 (Avg Bid)
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    18 penawaran
    Create prototype of existing website 11 Hari left
    TERVERIFIKASI

    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...

    $40 (Avg Bid)
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    2 penawaran

    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.

    $565 (Avg Bid)
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    13 penawaran
    Audit SMTP Server 4 Hari left
    TERVERIFIKASI

    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...

    $30 (Avg Bid)
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    7 penawaran
    DNS expert wanted for some lab work 4 Hari left
    TERVERIFIKASI

    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!

    $31 (Avg Bid)
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    10 penawaran

    i server configuration on my system ,cpanel installation , ftp,dns , fire wall ssl , mail server setup requred

    $22 (Avg Bid)
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    13 penawaran

    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 : )

    $25 (Avg Bid)
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    38 penawaran

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

    $164 (Avg Bid)
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    12 penawaran

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

    $35 (Avg Bid)
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    8 penawaran

    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.

    $159 (Avg Bid)
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    30 penawaran

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

    $115 (Avg Bid)
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    Email server admin needed 1 hari left
    TERVERIFIKASI

    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.

    $19 (Avg Bid)
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    21 penawaran

    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

    $26 (Avg Bid)
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    PowerMTA Server Work 1 hari left
    TERVERIFIKASI

    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.

    $32 (Avg Bid)
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    Connect my websites to filezilla 1 hari left
    TERVERIFIKASI

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

    $15 / hr (Avg Bid)
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    14 penawaran
    Complete config and setup mail server 1 hari left
    TERVERIFIKASI

    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...

    $97 (Avg Bid)
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    11 penawaran
    Postfix Custom Config Part 2 9 jam left
    TERVERIFIKASI

    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...

    $450 (Avg Bid)
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    7 penawaran
    Custom Postfix Setup 9 jam left
    TERVERIFIKASI

    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...

    $520 (Avg Bid)
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