Domains, Email & SSL

• DNSBL - Email Blacklist Check If you are experiencing problems delivering emails to other providers, a blacklist entry for your domain or the server you are using may be the cause. To check whether your email address, your domain, your server or your…
• Configuring and enabling DKIM What is DKIM and how does it work? The DKIM (DomainKeys Identified Mail) method is a way of authenticating emails. This method adds a special signature to the email being sent, which is unique to the…
• How our self-learning spam filter works Our spam filter learns automatically. Our self-learning spam filter protects your email communications from unwanted messages by continuously learning and adapting to new threats. Find out how to…
• List of secure SMTP servers in the Telekom Speedport router If you are a Deutsche Telekom customer and use a Speedport router, you may experience problems when sending emails via your email account. The reason for this is that Speedport routers often only allow emails to be sent via…
• Migrating email accounts using IMAPSync Easily migrate email accounts using the IMAPSync web interface. If you want to transfer your emails from an existing email account to a new one - for example, as part of a server change or a switch to a different provider - you can…
• Email forwarding & delivery issues Introduction: SPF errors with email forwarding - what causes them? In this article, we explain why automatic email forwarding (e.g. from info@ihre-domain.de to ihrname@gmail.com) occasionally leads to delivery issues. We show…
• Setting up an email account in Microsoft Outlook Overview In this article, you’ll learn how to set up your SpeedIT email account in Microsoft Outlook. We’ll show you where to find the connection details in your KeyHelp Control Panel and guide you step by step through the…
• Mass mailings, newsletters and email limits Why hosting servers are not suitable for mass emailing Web hosting servers are optimised for running websites and handling regular email traffic - not for sending newsletters or marketing emails in bulk. Sending…
• How does the webmail service work? For the webmail service, we use the popular open-source webmail client Roundcube. This establishes a server-side connection to your mailbox, allowing you to view all your emails or compose new ones. Thanks to the direct…
• Webmail - Overview of features Sending and receiving emails via webmail Using our webmail service, you can access the email accounts you have set up with us directly via a web browser at any time. There are no…
• Webmail - Creating and using a signature The webmail client offers a signature function, which allows you to automatically add a pre-defined text at the end of your emails. Webmail - Setting up a signature First, log in to your webmail client, then…
• Manage DNS records In this post, you will learn how to manage your DNS records with SpeedIT Solutions. Managing your DNS records is essential to ensure that your domain is correctly pointed to your website and other online services…
• How do I convert a PFX/PKCS#12 certificate to PEM format? Converting a PFX (Personal Information Exchange) or PKCS#12 certificate to PEM (Privacy Enhanced Mail) format can be useful if you wish to install the certificate on a server or device that supports…
• How do I convert a PEM SSL certificate to DER format? Converting a PEM (Privacy Enhanced Mail) certificate to DER (Distinguished Encoding Rules) format can be useful if you wish to install the certificate on a server or device that requires the DER format.…
• How do I convert a PEM SSL certificate into a PKCS #7 / P7B certificate? Converting a PEM (Privacy Enhanced Mail) certificate to a PKCS #7 (Public Key Cryptography Standards) or P7B certificate may be useful if you wish to install the certificate on a server or device that supports PKCS #7…
• How do I convert a PEM SSL certificate into a PKCS #12 / PFX certificate? Converting a PEM (Privacy Enhanced Mail) certificate into a PKCS #12 (Public Key Cryptography Standards) or PFX (Personal Information Exchange) certificate can be useful if you wish to use the certificate on a server or…
• Which SSL certificate is right for me / us? Choosing the best SSL certificate for your website or other SSL-encrypted services, such as mail servers, can be a complex decision that plays a key role in the security and integrity of your…
• Mixed Content Warning On this page, we would like to provide you with information on the topic of ‘mixed content’, explain where this warning comes from and what you can do about it. Mixed content - what is it? If you are using an SSL certificate to secure your website…
• Setting up a free Let’s Encrypt SSL certificate For our hosting and managed server customers, we offer the free Let’s Encrypt SSL certificate on all plans at no extra charge. Activate Let’s Encrypt certificate: Free basic SSL protection for…

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