Spam prevention and delisting IPs

I have experience in deploying and maintaining of: Cloud Computing Platforms: AWS Amazon Web Services,Microsoft AZURE, Google Cloud (GCP). Server Operating Systems: Windows Server 2003-to-2012R2, Windows Server 2016 Amazon Linux, Debian, RHEL, CentOS, Ubuntu. Web servers and servlets containers: IIS, APACHE, NGINX, DOCKER Mail servers: POSTFIX, EXIM, MS Exchange 2000-to-2013, MS Exchange 2016, QMAIL Database servers: MySQL, MS SQL Virtualization: MS Hyper-V, VMware Server(ESXI), VirtualBox. Directory service: Active Directory, OpenLDAP. File servers: IIS FTP, proftpd, FileZilla FTP Server, SAMBA. Firewalls: Windows firewall,ISA/Forefront TMG, MikroTik,PFSense Zywall and other Routers; Data Storage Systems: Netapp, FAS, EMC, VNX; Hosting Panels: PLESK,cPanel,Website Panel

Hey there, After reviewing your project description its clear that you are having IP Blacklisting issue on your SMTP server and you want a permanent solution. I'm very experienced with System Administration, Network Administration, SMTP Server Configuration and Troubleshooting, SMTP Authentication(SPF, Dkim, Dmarc, rDNS), SMTP IP/Domain Reputation. I'll be happy to do this project for you. Thanks in advance for giving the opportunity to working with you. Have a good day. Best Regards, Serazum Munir.

I have good experience in email server administration, IT Support , system and network administration. I can do it with perfection.

Hi, We have gone through the project description and analyzed your requirement. As per our understanding, you need internet security so;ution. We have vast experience in managing Datacenter based on VMware ESXi servers. Currently, we are managing a few Datacenters in Canada. We have been in IT infrastructure services for recent 7+ years with high expertise and experiences. We are working on multiple Canadian projects. We are managing In-house datacenter, server, network performance & security, firewall management, Virtual platforms (VMware, Hyper-V, Citrix ). We are serving high quality and 100 percent satisfied services to our clients. (to view our clientele, visit on our website) We have a CISCO, Microsoft, and VMware certified technical team with high-level technical exposure. Our Tech. expertise: Windows AD, DNS, DHCP, IIS, Azure Services, AWS, VLAN, Trunking, MPLS, VPN, Routing & Switching, Fiber/ iSCSI networking, NAS and SAN storage Array Config.,Router configuration, Layer2 & 3 Switch management, Remote Support, Network, and PC Security, Network/Server Troubleshooting and performance Optimization, ESXi, vCentre, vMotion, Hyper-V, Live Migration. For further discussion, you can ping a message to me.