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DKIM uses DNS TXT-records to publish public keys for a domain name for such signatures. The most useful feature of the BIND DNS Server module is the ability to add, edit and delete records in the master zones hosted by your server. If you manage your own DNS servers then you need to create the MX records in your DNS zone yourself. How to split DNS DKIM records - UNIX fu s= is included in the DKIM signature. 1 - Publish your public key to your DNS record as a text (TXT) record. Your old record: Your future record:;; connectiontimedout; noserverscouldbereached Like so: "thefirstpartofyourrecord" "thesecondpartofyourrecord". your new SPF record will be Check with your DNS provider to see if they allow more than 255 characters in the input field or not, as you may have to work with your provider to increase the size or to create the TXT record itself. DomainKeys Identified Mail, or DKIM, is an authentication protocol that links a domain name to a message. from Public Key field and paste it to the "Text" text box and input s1024._domainkey (depends on the information in the dialog box, the syntax is [selector]._domainkey) in Record Name. If the tag is present, the server extracts the selector from the tag, then looks up the DNS for the public key at the following location: s1._domainkey.example.com If the public key is found, the server uses it to decrypt the message to check its integrity. v=DMARC1; p=none. Copy the text to create your DNS DKIM record. Using longer keys you exceed the string size limit of TXT records of 255 bytes. SPF and DKIM TXT Records Explained - StackPath Help Create the Public Key as a TXT Record in the DNS Settings. 3600 IN CNAME cs-example.delib.net. BIND (Berkeley Internet Name Domain) is an open-source, flexible and full-featured DNS software widely used on Unix/Linux due to its stability and high . DKIM record example. The new line in the zone file should look like: consultations.example.com. What's the right way to enter DKIM string into BIND zone file? 3. If your domain is hosted by Bind DNS server, you can add DKIM public key record like this: locate your domain's zone file and open it with your preferred editor, then add the following content: ; DKIM policy record _domainkey.yourdomain.com.
