[{"data":1,"prerenderedAt":604},["ShallowReactive",2],{"\u002Fblog\u002Fwordpress-uptime-monitoring":3},{"id":4,"title":5,"author":6,"body":8,"category":592,"date":593,"description":594,"extension":595,"image":596,"lastUpdated":596,"meta":597,"navigation":598,"path":599,"readingTime":600,"seo":601,"stem":602,"__hash__":603},"blog\u002Fblog\u002Fwordpress-uptime-monitoring.md","Uptime Monitoring for WordPress Sites - What to Watch and How to Set It Up",{"name":7},"Vantaj Team",{"type":9,"value":10,"toc":554},"minimark",[11,16,20,23,26,30,33,38,41,44,48,51,54,58,61,65,68,72,75,79,82,86,90,93,116,119,123,130,144,148,151,190,193,197,204,210,214,224,227,231,234,237,241,248,251,257,261,264,432,435,439,443,446,450,453,457,460,464,467,471,480,484,488,491,495,498,502,505,509,512,516,519,551],[12,13,15],"h2",{"id":14},"your-wordpress-site-is-down-more-than-you-think","Your WordPress Site Is Down More Than You Think",[17,18,19],"p",{},"WordPress is the most popular CMS in the world, powering over 40% of all websites. It's also one of the most common sources of unexpected downtime - and most site owners don't find out until a customer tells them, traffic drops, or revenue stops.",[17,21,22],{},"The problem isn't WordPress itself. It's the ecosystem around it: plugin updates that break compatibility, shared hosting that throttles under load, SSL certificates that expire on auto-pilot, and PHP memory limits that silently kill requests during traffic spikes.",[17,24,25],{},"If your WordPress site generates revenue - through e-commerce, lead generation, ads, or SaaS - you need monitoring that catches failures in real time, not monitoring that checks once every 5 minutes and hopes for the best.",[12,27,29],{"id":28},"why-wordpress-sites-go-down","Why WordPress Sites Go Down",[17,31,32],{},"Understanding the failure modes helps you set up monitoring that actually catches them.",[34,35,37],"h3",{"id":36},"plugin-and-theme-conflicts","Plugin and Theme Conflicts",[17,39,40],{},"Every WordPress update is a roll of the dice. A plugin update can conflict with your theme, another plugin, or the WordPress core itself. The result: a white screen of death (WSOD), a 500 error, or a partially rendered page that looks fine at first glance but is missing critical functionality.",[17,42,43],{},"The worst part: auto-updates can trigger these failures at any time. Your site could break at 3 AM because a plugin author pushed a buggy release, and you won't know until morning.",[34,45,47],{"id":46},"shared-hosting-resource-limits","Shared Hosting Resource Limits",[17,49,50],{},"Cheap shared hosting plans are the default for many WordPress sites. They work fine under normal traffic - until a blog post gets shared on social media, a product goes viral, or a bot starts crawling aggressively. When you hit the hosting plan's CPU or memory limit, requests start failing with 503 errors.",[17,52,53],{},"Your hosting provider might even suspend your site temporarily for \"excessive resource usage\" without notifying you.",[34,55,57],{"id":56},"php-fatal-errors","PHP Fatal Errors",[17,59,60],{},"A PHP fatal error kills the entire request. Common causes: incompatible PHP version upgrades, deprecated function calls in plugins, and memory exhaustion from poorly optimized queries. The site returns a 500 error or a blank page, and the PHP error log grows quietly in the background.",[34,62,64],{"id":63},"database-connection-failures","Database Connection Failures",[17,66,67],{},"WordPress depends on MySQL or MariaDB. When the database server is overloaded, unreachable, or misconfigured, WordPress shows the dreaded \"Error establishing a database connection\" page. This is a complete outage - no content, no admin panel, nothing.",[34,69,71],{"id":70},"ssl-certificate-expiry","SSL Certificate Expiry",[17,73,74],{},"Many WordPress sites use free SSL certificates from Let's Encrypt with auto-renewal via their hosting provider. When auto-renewal fails - due to DNS changes, hosting migrations, or provider issues - the certificate expires and every browser shows a full-page security warning. Visitors leave immediately.",[34,76,78],{"id":77},"security-compromises","Security Compromises",[17,80,81],{},"WordPress is the most targeted CMS for attacks. A compromised site might redirect visitors to malicious URLs, inject spam content, or get flagged by Google Safe Browsing. Monitoring can catch these by checking for unexpected content changes.",[12,83,85],{"id":84},"what-to-monitor-on-a-wordpress-site","What to Monitor on a WordPress Site",[34,87,89],{"id":88},"the-homepage","The Homepage",[17,91,92],{},"The obvious first monitor - but set it up correctly:",[94,95,96,104,110],"ul",{},[97,98,99,103],"li",{},[100,101,102],"strong",{},"Check the HTTP status code"," - Assert a 200 response, not just \"any response\"",[97,105,106,109],{},[100,107,108],{},"Use keyword monitoring"," - Assert that your site title, a known heading, or a footer element is present in the response. This catches the white screen of death, database errors, and partially rendered pages that return 200 but display error messages.",[97,111,112,115],{},[100,113,114],{},"Check from multiple regions"," - If your site uses a CDN, a regional edge failure can serve stale or error pages to some visitors while others see the site normally.",[17,117,118],{},"A homepage check that only verifies the status code will miss WordPress's most common failure modes. Keyword monitoring is essential.",[34,120,122],{"id":121},"the-login-page","The Login Page",[17,124,125,129],{},[126,127,128],"code",{},"\u002Fwp-login.php"," is the gateway to your WordPress admin. If it's down, you can't manage your site. If it's returning errors, there might be a deeper PHP or database issue.",[17,131,132,133,135,136,139,140,143],{},"Monitor ",[126,134,128],{}," and assert that the response contains a known element like ",[126,137,138],{},"\"wp-login\""," or ",[126,141,142],{},"\"log in\"",". A login page that returns 200 but shows a PHP error is a common failure mode after updates.",[34,145,147],{"id":146},"woocommerce-or-e-commerce-pages","WooCommerce or E-Commerce Pages",[17,149,150],{},"If your WordPress site sells products, your shop pages are your revenue. Monitor these specifically:",[94,152,153,163,172,181],{},[97,154,155,158,159,162],{},[100,156,157],{},"Shop page"," (",[126,160,161],{},"\u002Fshop",") - Assert products are rendering, not an empty page",[97,164,165,158,168,171],{},[100,166,167],{},"Cart page",[126,169,170],{},"\u002Fcart",") - Verify the cart functionality loads",[97,173,174,158,177,180],{},[100,175,176],{},"Checkout page",[126,178,179],{},"\u002Fcheckout",") - This is the most critical. A broken checkout means zero conversions.",[97,182,183,158,186,189],{},[100,184,185],{},"Account page",[126,187,188],{},"\u002Fmy-account",") - Customers need to log in and view orders",[17,191,192],{},"Set these monitors to check every 30 seconds to 1 minute. Every minute of checkout downtime is lost revenue.",[34,194,196],{"id":195},"the-rest-api","The REST API",[17,198,199,200,203],{},"WordPress has a built-in REST API at ",[126,201,202],{},"\u002Fwp-json\u002Fwp\u002Fv2\u002F",". Many themes, plugins, and headless WordPress setups depend on it. If the REST API is down, parts of your site - or your entire frontend - may break even if the main site appears to load.",[17,205,132,206,209],{},[126,207,208],{},"\u002Fwp-json\u002Fwp\u002Fv2\u002Fposts"," and assert the response is valid JSON. A broken REST API often indicates a deeper PHP or plugin issue.",[34,211,213],{"id":212},"the-xml-sitemap","The XML Sitemap",[17,215,216,217,139,220,223],{},"Your sitemap (",[126,218,219],{},"\u002Fsitemap.xml",[126,221,222],{},"\u002Fsitemap_index.xml"," if using an SEO plugin) is what search engines use to discover and index your content. If it's returning errors or empty results, your SEO will silently degrade.",[17,225,226],{},"Monitor your sitemap URL and assert it returns a 200 with XML content. A broken sitemap won't cause user-facing downtime, but it will cost you organic traffic over time.",[34,228,230],{"id":229},"ssl-certificate","SSL Certificate",[17,232,233],{},"WordPress sites with expired SSL certificates get a full-page browser warning that makes visitors leave immediately. Even if you use Let's Encrypt auto-renewal, monitor the certificate expiry date independently.",[17,235,236],{},"Vantaj checks SSL certificates alongside your uptime monitors and alerts you at 30, 14, 7, and 1 day before expiry - giving you time to fix the renewal before it becomes an outage.",[34,238,240],{"id":239},"cron-jobs-wp-cron","Cron Jobs (wp-cron)",[17,242,243,244,247],{},"WordPress has a built-in pseudo-cron system (",[126,245,246],{},"wp-cron.php",") that handles scheduled tasks: publishing scheduled posts, sending email notifications, processing WooCommerce orders, and running plugin maintenance tasks.",[17,249,250],{},"The catch: wp-cron only runs when someone visits the site. On low-traffic sites, scheduled tasks can be delayed by hours. Many hosting providers disable wp-cron and run it via a real system cron job instead - and if that job stops running, all scheduled tasks silently stop.",[17,252,253,254,256],{},"If you've replaced wp-cron with a system cron job, add a heartbeat monitor. The cron job should ping Vantaj after each successful run of ",[126,255,246],{},". If the ping stops arriving, you'll know before scheduled posts stop publishing and orders stop processing.",[12,258,260],{"id":259},"setting-up-wordpress-monitoring","Setting Up WordPress Monitoring",[17,262,263],{},"Here's a practical monitoring setup for a WordPress site, ordered by priority:",[265,266,267,286],"table",{},[268,269,270],"thead",{},[271,272,273,277,280,283],"tr",{},[274,275,276],"th",{},"Monitor",[274,278,279],{},"URL \u002F Method",[274,281,282],{},"Assertion",[274,284,285],{},"Interval",[287,288,289,308,326,346,363,381,397,414],"tbody",{},[271,290,291,297,302,305],{},[292,293,294],"td",{},[100,295,296],{},"Homepage",[292,298,299],{},[126,300,301],{},"GET \u002F",[292,303,304],{},"Status 200 + contains site title",[292,306,307],{},"1 min",[271,309,310,315,320,323],{},[292,311,312],{},[100,313,314],{},"Login page",[292,316,317],{},[126,318,319],{},"GET \u002Fwp-login.php",[292,321,322],{},"Status 200 + contains \"wp-login\"",[292,324,325],{},"2 min",[271,327,328,333,338,344],{},[292,329,330],{},[100,331,332],{},"REST API",[292,334,335],{},[126,336,337],{},"GET \u002Fwp-json\u002Fwp\u002Fv2\u002Fposts",[292,339,340,341],{},"Status 200 + contains ",[126,342,343],{},"\"id\"",[292,345,325],{},[271,347,348,353,358,361],{},[292,349,350,352],{},[100,351,157],{}," (WooCommerce)",[292,354,355],{},[126,356,357],{},"GET \u002Fshop",[292,359,360],{},"Status 200 + contains product name",[292,362,307],{},[271,364,365,370,375,378],{},[292,366,367,352],{},[100,368,369],{},"Checkout",[292,371,372],{},[126,373,374],{},"GET \u002Fcheckout",[292,376,377],{},"Status 200 + contains \"checkout\"",[292,379,380],{},"30 sec",[271,382,383,388,391,394],{},[292,384,385],{},[100,386,387],{},"SSL certificate",[292,389,390],{},"Domain SSL check",[292,392,393],{},"Valid cert, expiry > 14 days",[292,395,396],{},"Daily",[271,398,399,405,408,411],{},[292,400,401,404],{},[100,402,403],{},"wp-cron"," (if external)",[292,406,407],{},"Heartbeat monitor",[292,409,410],{},"Ping received on schedule",[292,412,413],{},"Matches cron interval",[271,415,416,421,426,429],{},[292,417,418],{},[100,419,420],{},"Sitemap",[292,422,423],{},[126,424,425],{},"GET \u002Fsitemap.xml",[292,427,428],{},"Status 200",[292,430,431],{},"5 min",[17,433,434],{},"This covers the core failure modes: PHP crashes, database failures, plugin conflicts, SSL expiry, and broken cron jobs.",[12,436,438],{"id":437},"wordpress-specific-monitoring-tips","WordPress-Specific Monitoring Tips",[34,440,442],{"id":441},"monitor-after-every-update","Monitor After Every Update",[17,444,445],{},"WordPress core updates, plugin updates, and theme updates are the #1 cause of unexpected downtime. After any update - manual or automatic - watch your monitors closely for the next hour. If you have auto-updates enabled, consider adding a 30-second check interval on your most critical pages so you catch breakages within a minute.",[34,447,449],{"id":448},"use-keyword-monitoring-to-catch-the-wsod","Use Keyword Monitoring to Catch the WSOD",[17,451,452],{},"The WordPress White Screen of Death returns a 200 status code with an empty or error-filled body. A status-code-only check will miss it entirely. Always include a keyword assertion that verifies actual page content is present - your site title, a known heading, or a specific text string.",[34,454,456],{"id":455},"monitor-your-staging-site-too","Monitor Your Staging Site Too",[17,458,459],{},"If you use a staging environment to test updates before pushing to production, monitor it separately. A staging site that's been down for weeks means your testing environment is broken - and you might push untested changes to production without realizing it.",[34,461,463],{"id":462},"set-up-a-status-page-for-client-sites","Set Up a Status Page for Client Sites",[17,465,466],{},"If you manage WordPress sites for clients (agency or freelancer), a public status page per client builds trust and reduces \"is it down?\" emails. Vantaj lets you create hosted status pages connected to your monitors - no code, live in two minutes.",[34,468,470],{"id":469},"dont-forget-the-admin-panel","Don't Forget the Admin Panel",[17,472,473,476,477,479],{},[126,474,475],{},"\u002Fwp-admin\u002F"," is easy to overlook because visitors never see it. But if the admin panel is down, your team can't publish content, manage orders, or fix problems. Add a monitor for ",[126,478,475],{}," with a keyword assertion - it should redirect to the login page (302) or display the dashboard (200).",[12,481,483],{"id":482},"common-mistakes","Common Mistakes",[34,485,487],{"id":486},"only-monitoring-the-homepage","Only Monitoring the Homepage",[17,489,490],{},"Your homepage can load perfectly while your checkout is broken, your REST API is erroring, and your login page is showing a PHP fatal error. Monitor the pages that matter, not just the front door.",[34,492,494],{"id":493},"relying-on-your-hosting-providers-monitoring","Relying on Your Hosting Provider's Monitoring",[17,496,497],{},"Most hosting providers only monitor server-level metrics - CPU, memory, disk. They don't check whether your WordPress site actually renders correctly. A server that's \"up\" can still serve blank pages if PHP is crashing.",[34,499,501],{"id":500},"ignoring-ssl-until-it-expires","Ignoring SSL Until It Expires",[17,503,504],{},"\"I have auto-renewal\" isn't a monitoring strategy. Auto-renewal fails more often than people expect - especially after DNS changes, hosting migrations, or provider configuration updates. Monitor SSL expiry independently.",[34,506,508],{"id":507},"_5-minute-check-intervals","5-Minute Check Intervals",[17,510,511],{},"A lot can go wrong in 5 minutes. If your WordPress site is revenue-generating, use 1-minute check intervals for critical pages and 30-second intervals for checkout and payment flows.",[12,513,515],{"id":514},"monitoring-wordpress-with-vantaj","Monitoring WordPress With Vantaj",[17,517,518],{},"Vantaj monitors WordPress sites with multi-region checks, keyword assertions, and SSL monitoring - the exact combination needed to catch WordPress-specific failure modes.",[94,520,521,527,533,539,545],{},[97,522,523,526],{},[100,524,525],{},"Keyword monitoring"," catches the white screen of death, database errors, and PHP fatal errors that return 200 status codes",[97,528,529,532],{},[100,530,531],{},"Multi-region checks"," verify your site works globally, not just from your own location",[97,534,535,538],{},[100,536,537],{},"SSL monitoring"," alerts you days before certificate expiry",[97,540,541,544],{},[100,542,543],{},"Heartbeat monitoring"," catches broken wp-cron jobs before scheduled tasks pile up",[97,546,547,550],{},[100,548,549],{},"30-second check intervals"," on paid plans mean you know about downtime in under a minute",[17,552,553],{},"The free plan covers up to 20 monitors - enough to cover a WordPress site's homepage, login, shop, checkout, REST API, sitemap, and more. No agents to install, no plugins required, no code changes to your WordPress site.",{"title":555,"searchDepth":556,"depth":556,"links":557},"",2,[558,559,568,577,578,585,591],{"id":14,"depth":556,"text":15},{"id":28,"depth":556,"text":29,"children":560},[561,563,564,565,566,567],{"id":36,"depth":562,"text":37},3,{"id":46,"depth":562,"text":47},{"id":56,"depth":562,"text":57},{"id":63,"depth":562,"text":64},{"id":70,"depth":562,"text":71},{"id":77,"depth":562,"text":78},{"id":84,"depth":556,"text":85,"children":569},[570,571,572,573,574,575,576],{"id":88,"depth":562,"text":89},{"id":121,"depth":562,"text":122},{"id":146,"depth":562,"text":147},{"id":195,"depth":562,"text":196},{"id":212,"depth":562,"text":213},{"id":229,"depth":562,"text":230},{"id":239,"depth":562,"text":240},{"id":259,"depth":556,"text":260},{"id":437,"depth":556,"text":438,"children":579},[580,581,582,583,584],{"id":441,"depth":562,"text":442},{"id":448,"depth":562,"text":449},{"id":455,"depth":562,"text":456},{"id":462,"depth":562,"text":463},{"id":469,"depth":562,"text":470},{"id":482,"depth":556,"text":483,"children":586},[587,588,589,590],{"id":486,"depth":562,"text":487},{"id":493,"depth":562,"text":494},{"id":500,"depth":562,"text":501},{"id":507,"depth":562,"text":508},{"id":514,"depth":556,"text":515},"use-cases","2026-06-20","WordPress powers 40% of the web but crashes in ways unique to its ecosystem. Here's how to monitor your WordPress site's uptime, catch plugin failures, and avoid downtime you didn't know about.","md",null,{},true,"\u002Fblog\u002Fwordpress-uptime-monitoring",8,{"title":5,"description":594},"blog\u002Fwordpress-uptime-monitoring","k5pJeSZvew0EjgiGoLB6JLgCOR8Yez5bFBApgioILpU",1782222710746]