In the following, you will find an explanation for the most important error messages displayed by the GMX mail system in case of delivery issues. If you have received any other error message from our servers, please contact us here.
Too many messages have been received in a short period of time. Please try again in a few hours and reduce the sending rate.
For administrative reasons, email delivery is temporarily not permitted. Please follow our email policy in order to ensure a trouble-free email communication. Please contact the administrator of your system, who should then contact us.
The email was rejected, because it was sent from a server that is not included in the domain owner's SPF record. This usually indicates that the sender address has been spoofed and that the email is spam/phishing.
Information for administrators: Should you offer an email forwarding service without rewriting the MAIL FROM, we would strongly advise you to implement SRS (Sender Rewriting Scheme), to avoid unwanted rejections.
Information for users: Should your forwarded emails not be delivered to your inbox, we would advise you to replace the mail forwarding with the Mail Collector service available in your account. This service will automatically retrieve emails from other mailboxes:
Should you have signed up to newsletters, we would advise you to use the email address you have with us for your subscriptions. This will avoid getting your subscriptions accidentally cancelled by the sender due to a failed email forwarding.
Due to an incorrect configuration, email reception has been refused. Please contact your administrator who should correct the server configuration based on our recommendations. Please contact your administrator who should correct the server configuration based on our recommendations and apply to us for the systems to be unblocked.
The specified recipient does not exist on our systems or the recipient has not used their inbox for an extended period of time and the inbox has been temporarily disabled due to inactivity. Please check the spelling of the email address.
The email has been rejected due to our current security policy. This may occur if the sender domain is known as a spam domain. To check if a domain is listed, you may use a lookup tool such as the following: Spamhaus. If you are still experiencing problems, please request your system administrator to contact us.
We were unable to deliver your email because the potential recipient does not have sufficient free space in their inbox. Please use a different method to contact the person in question and inform them of the situation.
To reduce spam email reception, we use popular DNSBL-lists (DNS based Blackhole List). These lists contain dynamic IP addresses and IP addresses currently known to be spam senders. Please contact your system administrator and/or email provider who should check if the IP address they use is on one of these RBL (Realtime Blackhole List) and who should then take the necessary steps to have the IP removed. In addition to this, we manage our own Black lists based on various criteria. If required, you or your administrator can contact us.
For administrative reasons delivery of emails to our systems is not permitted. Please contact the administrator of your system who should then contact us.
The IP address of the email server you are using is not assigned to a domain name in the domain name service (DNS). Please contact your administrator to have the domain name added to the domain name service.
The sender domain of the email server you are using has not been configured in agreement with the RFC guidelines in the domain name service (DNS). The following reasons may be responsible for this:Please contact your administrator to correct the entry in the domain name service. A configuration check can be conducted under intodns.com.