santerref

This plugin simplifies how you can add for you by giving you a configuration page to put the code.
Once installed, a new REST API route will be created to output the code: wp-json/mywebsiteisonline/v1/verify
Trusted by developers from all around the world.
<h4>My Website is Online features</h4>
Receive a notification as soon as a problem is detected on your website.
<ul>
<li>1-minute checks</li>
<li>Unlimited monitors</li>
<li>SMS alerts</li>
<li>Unlimited email alerts</li>
<li>HTTP headers and status</li>
<li>Response time monitoring (TTFB)</li>
<li>SSL certificate checks</li>
<li>Multi-factor authentication</li>
<li>12 months log retention</li>
<li>Multiple email recipients</li>
<li>Domain expiration monitoring</li>
<li>Google Web Risk</li>
<li>DNS records monitoring</li>
<li>Slack integration</li>
</ul>
To learn more about My Website is Online visit: <a href="https://mywebsiteisonline.com/" rel="nofollow ugc">https://mywebsiteisonline.com/</a>

Uptime Monitoring for WordPress – My Website is Online

Thanks for the plugin, help me linking my website to My Website is Online.

Simple and works perfectly

My Website is Online is a Web service that monitors your website every minute to check if it's down. Don’t let downtimes impact your business.

prouptime

Prouptime is service that monitors your wordpress blog or site. Prouptime checks your site every minute (or every five minutes) from its servers. If your site returns an error or is unreachable, prouptime will send you an email-alert.
You’ll also get statistics about your uptime and site-speed that you can view in your wordpress backend. You’ll also get these statistics by email once a week.

Prouptime – Uptime Monitoring & Alerts

Prouptime monitors your wordpress site and alerts you when it is unreachable or returns an error.

Uptime Monitoring for WordPress – My Website is Online vs Prouptime – Uptime Monitoring & Alerts