Replace IP address across multiple SPF records in a MySQL server.
Just had to do this for a PowerDNS server. UPDATE `records` SET `content` = replace(content, ‘old_ip’, ‘new_ip’);
powerdns
Unable to find backend willing to host … for potential supermaster
Fixing the “Unable to find backend willing to host hostname for potential supermaster” Error. I had set up many PowerDNS master slave nameserver clusters before […]