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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    21 找到的工作,价格在 USD

    i need some one that can configure an email application like interspire or mailwizz in frontend and PowerMTA in backend for bulk mailing with all mailing authentications like SPF, DKIM, DMARC, RDNS, IP Rotation etc. i need every week.

    $128 (Avg Bid)
    $128 平均报价
    7 竞标
    Setup a VPS proxy server (SG) 6 日 left
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    Wish to Setup a proxy server by own use, Create atlease 100+ proxy ip from server, Singapore IPs.

    $69 (Avg Bid)
    $69 平均报价
    10 竞标

    Exchange Server which is also a DC is not communicating with domain and is giving kerberos errors. Need help repairing this issue.

    $98 (Avg Bid)
    $98 平均报价
    17 竞标
    Email Issue 5 日 left

    Please find below error we got, was not delivered to HDFC Bank recipients as it has failed SPF and DKIM validation check. Please inform your email admin to rectify it. Our domain name is [login to view URL] , I checked DKIM records and SPF is good , but mail not sent to particular domain called [login to view URL] . please rectify this issue

    $17 (Avg Bid)
    $17 平均报价
    7 竞标

    make and maintain 2 webside, and be my server admin if i nead help Scandinavian lanuare… make Money on adds. I tranlate. good and 1 year work. most pay will come lather. 1000 item nead to add and more pay will be more whid good sale.

    $2328 (Avg Bid)
    $2328 平均报价
    53 竞标

    I am looking for a freelancer who are expert in linux system admin and mail server. I have got a problem with apache software as it is not working correctly which it need to be fixing. I want to change the ESMTP Exim address to see if i can get my email reaction to inbox. I have tried 2 different domains to send an email to gmail and my email still landing to spam folder. I want you to test my ema...

    $37 (Avg Bid)
    $37 平均报价
    18 竞标

    I am looking for a freelancer who are expert in linux system admin and mail server. I have got a problem with apache software as it is not working correctly. I have changed the main domain in my account but when I changed the main domain there are alot of things that stop working especially in the "change ip address" the ip address did not show up under my account as it show "unknow...

    $119 (Avg Bid)
    $119 平均报价
    18 竞标

    I am looking for a freelancer who are expert in linux system administrator. I have got a problem with apache software as it is not working correctly. I have changed the main domain in my account but when I changed the main domain there are alot of things that stop working especially in the "change ip address" the ip address did not show up under my account as it show "unknown",...

    $85 (Avg Bid)
    $85 平均报价
    14 竞标

    Looking for network administrator who are familiar with these concepts: Active Directory forest/domain architecture Virtual Machine DNS  DHCP  Organizational Units  Groups  User Accounts Implement one client computer using virtual machine and connect it to the domain. Use two different user accounts from different OU budget: 20$ strict

    $23 (Avg Bid)
    $23 平均报价
    42 竞标

    Hi, I need an expert in online exchange. We implemented the service two days ago, but we are having problems with several email accounts that send emails constantly during the day, according to my opinion without violating the limits of online exchange but at certain times the server blocks in this particular case an email account because he thinks that they are sending spam emails and it is not l...

    $211 (Avg Bid)
    $211 平均报价
    1 竞标

    Intentamos migrar AD y DNS desde una máquina Windows 2003 (que estaba con graves problemas de funcionamiento) a un Windows 2012 R2. La migración salió mal y actualmente no funciona AD y DNS en el nuevo servidor. Cuando intento ingresar a "Active Directory Domains and Trusts" aparece el siguiente mensaje "The configuration information describing this enterprise i...

    $328 (Avg Bid)
    $328 平均报价
    8 竞标

    Update cPanel settings so emails dont go to Junk/SPAM of recipient

    $19 (Avg Bid)
    $19 平均报价
    25 竞标

    First, my web mails are disconnected from database and I cannot see old emails in all my web mails. Second emails don't get delivered to some addresses both from web mails and from applications on my server. I am using a vps on contabo

    $29 (Avg Bid)
    $29 平均报价
    13 竞标

    We have an email address that is being rejected by recipients due to it being flagged as a spam email. We need someone to help reverse this, we do not have access to any dns records.

    $21 (Avg Bid)
    $21 平均报价
    9 竞标

    I am looking for an ongoing Microsoft server specialist for ongoing casual work. The optimum Freelancer will have strong troubleshooting skills and be an expert with Microsoft server technologies including: - Windows Server 2003200820122016 - Exchange - Office 365Azure - ADGroup PolicyDNS etc. - Windows Server Backup and shadow copies. - Powershell and batch scripting I am looking for s...

    $18 / hr (Avg Bid)
    $18 / hr 平均报价
    34 竞标

    I am looking for server configuration expert who can install wildcard ssl certificate in my 3 server ip. Same certificate and can help in auto redirect http to https for domains and subdomains.

    $66 (Avg Bid)
    $66 平均报价
    29 竞标

    Rhel satellite server setup needed to be done. Host discovery and other features need to set up so that they work properly.

    $190 (Avg Bid)
    $190 平均报价
    10 竞标

    I have two openvpn connections (I'll call them vpn1 and vpn2) open simultaneously in a windows 10 PC connected to two remote servers through tap windows adapters What I am looking for is a java program and the PC configurations necessary to be able to make calls to the same URL through one or another vpn connection. The idea is that you can make a call to a url in one moment through vpn1 an...

    $183 (Avg Bid)
    $183 平均报价
    5 竞标

    In our VPS we have problems with the delivery of mail: Some arrive at the SPAM tray, others do not arrive and others simply bounce. And these bring us many complaints from our customers. Hello, In our server we have problems with the delivery of mail: Some arrive in the SPAM tray, others do not arrive and others simply bounce. I often receive calls telling me that: - The emails they send do not...

    $99 (Avg Bid)
    $99 平均报价
    19 竞标
    Email expert help 11 小时 left

    want to create email accounts to send large amounts of email. setup and configure amazon email SES maybe assist in creating a sub domain also setup mailgun to do emailing. Ideally you would be an email expert and offer guidance and assistance.

    $25 (Avg Bid)
    $25 平均报价
    8 竞标

    Requerimos una persona, autónomo, que tenga conocimientos en firewall Sonicwall para la instalación y configuración. Será proporcionado y deberá unicamente de realizar la tarea indicada.

    $131 (Avg Bid)
    $131 平均报价
    7 竞标

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