SMTP Diag Tool Alternatives

SMTP Diag Tool is described as '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' and is an app in the network & admin category. There are more than 10 alternatives to SMTP Diag Tool for a variety of platforms, including Web-based, SaaS, Mac, Windows and Linux apps. The best SMTP Diag Tool alternative is Pingdom. It's not free, so if you're looking for a free alternative, you could try MxToolBox or Upzilla. Other great apps like SMTP Diag Tool are Website Monitoring by Uptime.com, intoDNS, Curler by Amixr.IO and Pingbreak.

  • FreeProprietary
  • ...

SMTP Diag Tool is used to identify and troubleshoot SMTP server problems by trying to send a message to an SMTP server...

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SMTP Diag Tool alternatives page was last updated Nov 25, 2024
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  1. Pingdom icon
     63 likes
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    Pingdom web site monitoring and other infrastructure for you and instantly let you know when anything goes wrong. Measure uptime, downtime, and the performance of your website as experienced by visitors.

    237 Pingdom alternatives

    License model

    Country of Origin

    • US flagUnited States

    Platforms

    • Online

    Pingdom Features

    1.  Website Monitoring
    2.  Performance Monitoring
    3.  Transactional Monitoring

    Pingdom VS SMTP Diag Tool

     
    • Pingdom is the most popular Web-based alternative to SMTP Diag Tool.

    • Pingdom is the most popular commercial alternative to SMTP Diag Tool.

    • Pingdom is Paid and ProprietarySMTP Diag Tool is Free and Proprietary
  2. MxToolBox icon
     14 likes
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    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.

    38 MxToolBox alternatives

    License model

    • FreemiumProprietary

    Country of Origin

    • US flagUnited States

    Platforms

    • Online

    MxToolBox Features

    1.  Website Monitoring
    2.  Network Tools
    3.  Server Monitoring
    4.  Blacklist monitoring
    5.  Email monitoring

    MxToolBox VS SMTP Diag Tool

     
    • MxToolBox is the most popular free alternative to SMTP Diag Tool.

    • MxToolBox is Freemium and ProprietarySMTP Diag Tool is Free and Proprietary
  3. Copy a direct link to this comment to your clipboard

    Uptime.com: Real-time availability monitoring & response for preventing website downtime. Your complete website monitoring solution.

    147 Website Monitoring by Uptime.com alternatives

    License model

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Zapier
    • Google Chrome
    • Software as a Service (SaaS)
    • Terraform
    • GitHub
    • Firefox

    Properties

    1.  Lightweight

    Features

    1.  Status Page
    2.  REST API
    3.  Ad-free
    4.  Performance Monitoring
    5.  Downtime Detection
    6.  Uptime Monitoring
    7.  Website Monitoring
    8.  SLA Monitoring
    9.  Real User Monitoring
    10.  Two-factor Authentication
    11.  Dark Mode
    12.  End-to-End Encryption

    Website Monitoring by Uptime.com VS SMTP Diag Tool

     
    • Website Monitoring by Uptime.com is the most popular Windows, Android, Mac, iPhone, Linux, iPad, SaaS & Android Tablet alternative to SMTP Diag Tool.

    • Website Monitoring by Uptime.com is Paid and ProprietarySMTP Diag Tool is Free and Proprietary
    • Website Monitoring by Uptime.com is LightweightSMTP Diag Tool is not according to our users
  4. Upzilla icon
     5 likes
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    Monitor your website, server, API, application, service and get notified if your resources have some problems with availability. Upzilla notifies you in Slack, Telegram, Messenger, or by email. Works also as a public status page with subscriptions.

    License model

    • FreemiumProprietary

    Application type

    Platforms

    • Software as a Service (SaaS)

    Upzilla Features

    1.  Content monitoring

    Upzilla VS SMTP Diag Tool

     
  5. intoDNS icon
     13 likes
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    intoDNS checks the health and configuration of DNS and mail servers.

    32 intoDNS alternatives

    License model

    • FreeProprietary

    Application type

    Country of Origin

    • RO flagRomania
    • European Union flagEU

    Platforms

    • Online

    intoDNS Features

    1.  Custom Nameservers
    2.  Dns
    3.  DNS Server

    intoDNS VS SMTP Diag Tool

     
  6. Copy a direct link to this comment to your clipboard

    Dead Simple Uptime Monitoring.

    License model

    • FreeProprietary

    Platforms

    • Online
    Discontinued

    https://amixr.io/Company sold to Grafana and product shelved.

    Curler by Amixr.IO Features

    1.  Website Monitoring
    2.  Web-Based
    3.  Cloud Monitoring
    4.  Server Monitoring
    5.  Performance Monitoring

    Curler by Amixr.IO VS SMTP Diag Tool

     
  7. Pingbreak icon
     3 likes
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    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)

    License model

    • FreeProprietary

    Platforms

    • Online
    • Discord
    • Mattermost
    • Slack
    • Twitter

    Pingbreak Features

    1.  Website Monitoring
    2.  Timezone customization
    3.  Email Notifications
    4.  Redirection errors detection
    5.  Real-time monitoring
    6.  Fullscreen mode for TV
    7. Slack icon  Slack integration
    8.  Bearer authentification

    Pingbreak VS SMTP Diag Tool

     
  8. Dnsstuff icon
     4 likes
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    DNSstuff offers DNS tools, Network tools, Email tools, DNS reporting and IP information gathering. Explore monitoring products and free DNS tools at DNSstuff.

    License model

    • FreemiumProprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Online

    Dnsstuff VS SMTP Diag Tool

     
  9. Netthrob icon
     1 like
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    Netthrob runs automated verification checks on your website every three minutes from five different geographies and immediately informs you through Phone, SMS & Email when your site goes down.

    License model

    Platforms

    • Online
    • Self-Hosted

    Netthrob Features

    1.  Website Monitoring

    Netthrob VS SMTP Diag Tool

     
    • Netthrob is the most popular Self-Hosted alternative to SMTP Diag Tool.

    • Netthrob is Paid and ProprietarySMTP Diag Tool is Free and Proprietary
  10. Silent Down icon
     1 like
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    Silent Down is a website uptime and performance monitoring platform, to keep an eye on your application and instantly alert you if any issues arrive.

    License model

    Platforms

    • Online
    • Software as a Service (SaaS)

    Silent Down Features

    1.  Website Monitoring
    2.  Performance Monitoring
    3.  Cloud Monitoring
    4.  Status Page
    5.  Application Monitoring
    6.  Server Monitoring

    Silent Down VS SMTP Diag Tool

     
  11. Lean20 Ping icon
     2 likes
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    Unlimited monitors checked from multiple location every minute. Monitor any port or setup a "heartbeat" that works well for cron jobs or any service behind a firewall. Be alerted as soon as your service is offline via email or app integration.

    License model

    Platforms

    • Software as a Service (SaaS)

    Lean20 Ping Features

    1.  Website Monitoring
    2.  Downtime Detection

    Lean20 Ping VS SMTP Diag Tool

     
  12. Uptimely icon
     1 like
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    Uptimely simplifies monitoring the uptime of your services, alerts you to downtime, and helps you create status pages to keep your customers informed.

    License model

    • FreemiumProprietary

    Platforms

    • Online

    Uptimely Features

    1.  Website Monitoring
    2.  Ad-free
    3.  Dark Mode
    4.  Server Monitoring

    Uptimely VS SMTP Diag Tool

     
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