7 Like MxToolBox Good alternative? YES NO All of your MX record, DNS, blacklist and SMTP diagnostics in one integrated tool. Input a domain name or IP Address or Host Name. Links in the results will guide you... Freemium Web Blacklist monitoring Network Monitoring Uptime Monitoring Add a feature
1 Like SPF Toolbox Good alternative? YES NO SPFtoolbox is an Open Source Javascript and PHP app to look up DNS records such as SPF, MX, Whois, and more. Free Open Source Mac Windows Linux Web Chrome OS Self-Hosted REST API Self Hosted Feature Add a feature
1 Like Winning.Email Good alternative? YES NO Is your email being delivered? We can help! Our free, automated service will analyze your domain and help you make changes to improve your email deliverability rates. Freemium Web Email deliverability Add a feature
