nsupdate.info alternatives and similar tools

Based on the "DNS - Control Panels & Domain Management" category.
Alternatively, view nsupdate.info alternatives based on common mentions on social networks and blogs.

• SPF Toolbox

  3.6 2.3 nsupdate.info VS SPF Toolbox

  SPFtoolbox is a Javascript and PHP app to look up DNS records such as SPF, MX, Whois, and more

Do you think we are missing an alternative of nsupdate.info or a related project?