NsLookup shows all the DNS records for the website you're visiting. It has support for popular DNS servers like Google DNS, CloudFlare DNS and OpenDNS, but also local DNS servers all over the world.
Cost / License
- Free
- Proprietary
Platforms
- Online
MxToolBox Alternatives
MxToolBox is described as '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 to other relevant tools and information' and is a Uptime Monitor service in the network & admin category. There are more than 50 alternatives to MxToolBox, not only websites but also apps for a variety of platforms, including SaaS, Windows, Linux and Self-Hosted apps. The best MxToolBox alternative is Domain Digger, which is both free and Open Source. Other great sites and apps similar to MxToolBox are Pingdom, HetrixTools, MailAegis and Klaxel.
Alternatives list
21 Nslookup alternatives
SPFtoolbox is an open-source Javascript and PHP app to look up DNS records such as SPF, MX, Whois, and more
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
- Windows
- Linux
- Online
- Chrome OS
- Self-Hosted
Check DNS Propagation worldwide. DNS Checker provides name server propagation check instantly. Changed nameservers so do a DNS lookup and check if DNS and nameservers have propagated.
Cost / License
- Free
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)
RapidSpike is a Digital Experience Monitoring Platform that interacts with your online platforms exactly as your customers do. It collects data across your digital ecosystem to help you improve a fast, reliable digital customer experience.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Software as a Service (SaaS)
+1
Pingbreak is an original and free monitoring service. Get notified through Twitter if your website is down. Pingbreak checks all of your websites each minute and alert you instantly by Direct Message (DM)
Cost / License
- Free
- Proprietary
Application types
Platforms
- Online
- Discord
- Mattermost
- Slack
With webcron you pay per request and you can choose the monitoring frequency to your linking. When your website goes down, webcron can send you either an email or a text message (SMS).
MXAlerts performs 24/7 remote round-trip email server monitoring software. We confirm email can be sent and received from your email server or exchange server.
Cost / License
- Paid
- Proprietary
Platforms
- Online
DNSstuff offers DNS tools, Network tools, Email tools, DNS reporting and IP information gathering. Explore monitoring products and free DNS tools at DNSstuff.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Online
- Software as a Service (SaaS)
+3
Discover the rich features in PowerMTA that help you adopt and adapt to changing email authentication standards including support for DKIM and SPF and setup for DMARC via an automated testing tool.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
SMTP Diag Tool is used to identify and troubleshoot SMTP server problems by trying to send a message to an SMTP server while displaying all diagnostic information in realtime in a log window.
Cost / License
- Free
- Proprietary
Platforms
- Windows
Cost / License
- Free
- Proprietary
Application types
Alerts
- Discontinued
Platforms
- Online
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