{"id":50179,"date":"2025-09-26T02:28:13","date_gmt":"2025-09-25T23:28:13","guid":{"rendered":"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/"},"modified":"2025-09-26T02:28:13","modified_gmt":"2025-09-25T23:28:13","slug":"common-hosting-problems-and-how-to-solve-them","status":"publish","type":"post","link":"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/","title":{"rendered":"Common Hosting Problems and How to Solve Them"},"content":{"rendered":"<p>\n  <main><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#How_to_deal_with_common_hosting_problems\" >How to deal with common hosting problems<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#1_downtime_and_unreliable_availability\" >1. downtime and unreliable availability<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#2_Slow_page_loads\" >2. Slow page loads<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#3_500_502_503_and_504_errors\" >3. 500, 502, 503 and 504 errors<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#4_DNS_problems_and_propagation_delays\" >4. DNS problems and propagation delays<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#5_ssl_certificate_issues_and_mixed_content\" >5. ssl certificate issues and mixed content<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#6_Email_deliverability_problems\" >6. Email deliverability problems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#7_Security_breaches_and_malware\" >7. Security breaches and malware<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#8_Backup_failures_and_data_loss\" >8. Backup failures and data loss<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#9_Database_performance_and_connection_errors\" >9. Database performance and connection errors<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#10_File_permission_and_ownership_problems\" >10. File permission and ownership problems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#11_Configuration_mismatches_PHP_extensions_version_differences\" >11. Configuration mismatches (PHP, extensions, version differences)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#Quick_troubleshooting_checklist\" >Quick troubleshooting checklist<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#When_to_move_to_a_different_hosting_setup\" >When to move to a different hosting setup<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#Useful_tools_and_commands\" >Useful tools and commands<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/infinitydomainhosting.com\/kb\/common-hosting-problems-and-how-to-solve-them\/#Summary\" >Summary<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"How_to_deal_with_common_hosting_problems\"><\/span>How to deal with common <a href=\"https:\/\/hostadvice.com\/\" target=\"_blank\" rel=\"noopener\">hosting<\/a> problems<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><\/p>\n<p>If your site is acting up, start with simple checks so you don&#8217;t waste time. Below are common issues people run into and direct steps you can take to fix them.<\/p>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_downtime_and_unreliable_availability\"><\/span>1. <a href=\"https:\/\/hostadvice.com\/blog\/server\/what-is-downtime\/\" target=\"_blank\" rel=\"noopener\">downtime<\/a> and unreliable availability<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: site unreachable, intermittent outages, <a href=\"https:\/\/www.a2hosting.com\/\" target=\"_blank\" rel=\"noopener\">host<\/a> status warnings.<\/p>\n<p><\/p>\n<ul><\/p>\n<li>Check the <a href=\"https:\/\/www.a2hosting.com\/\" target=\"_blank\" rel=\"noopener\">host<\/a>&#8216;s status page and your <a href=\"https:\/\/infinitydomainhosting.com\/kb\/how-to-use-cpanel-or-other-control-panel\/\">control panel<\/a> for scheduled maintenance.<\/li>\n<p><\/p>\n<li>Use an external monitoring tool (UptimeRobot, <a href=\"https:\/\/www.pingdom.com\/\" target=\"_blank\" rel=\"noopener\">Pingdom<\/a>) to confirm outages and track patterns.<\/li>\n<p><\/p>\n<li>Look in server logs (access\/error) for clues about what failed at the time of the outage.<\/li>\n<p><\/p>\n<li>If using <a href=\"https:\/\/infinitydomainhosting.com\/web-hosting.php\">Shared Hosting<\/a> and outages persist, consider moving to <a href=\"https:\/\/www.a2hosting.com\/vps-hosting\/\" target=\"_blank\" rel=\"noopener\">vps<\/a> or <a href=\"https:\/\/hostadvice.com\/cloud-hosting\/\" target=\"_blank\" rel=\"noopener\">cloud hosting<\/a> for more resources and isolation.<\/li>\n<p><\/p>\n<li>Ask your host for <a href=\"https:\/\/infinitydomainhosting.com\/kb\/the-ultimate-guide-to-amazon-web-hosting-everything-you-need-to-know\/\">a<\/a> root cause and SLA credits if the downtime exceeds what&#8217;s promised.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Slow_page_loads\"><\/span>2. Slow page loads<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: long loading times, slow first byte, poor Google PageSpeed scores.<\/p>\n<p><\/p>\n<ul><\/p>\n<li>Measure performance with tools: Lighthouse, <a href=\"https:\/\/gtmetrix.com\/\" target=\"_blank\" rel=\"noopener\">GTmetrix<\/a>, WebPageTest.<\/li>\n<p><\/p>\n<li>Enable <a href=\"https:\/\/infinitydomainhosting.com\/kb\/understanding-website-caching-and-website-performance-optimization\/\">caching<\/a>: server-level (<a href=\"https:\/\/www.a2hosting.com\/kb\/developer-corner\/nginx-web-server\/installing-the-nginx-web-server\/\" target=\"_blank\" rel=\"noopener\">nginx<\/a>, Varnish), application (WP Super Cache, Redis) and browser cache headers.<\/li>\n<p><\/p>\n<li>Use a <a href=\"https:\/\/infinitydomainhosting.com\/kb\/setting-up-a-content-delivery-network-cdn-for-website-performance-optimization\/\">CDN<\/a> (Cloudflare, Fastly, BunnyCDN) to serve static assets closer to users.<\/li>\n<p><\/p>\n<li>Optimize images (WebP, properly sized) and defer non-essential scripts.<\/li>\n<p><\/p>\n<li>Check server resources: high CPU, low memory, or I\/O bottlenecks often slow pages , upgrade plan if needed.<\/li>\n<p><\/p>\n<li>Profile slow database <a href=\"https:\/\/www.hostinger.com\/tutorials\/what-is-a-query\" target=\"_blank\" rel=\"noopener\">queries<\/a> and add indexes or <a href=\"https:\/\/www.hostinger.com\/tutorials\/what-is-a-query\" target=\"_blank\" rel=\"noopener\">query<\/a> caching.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_500_502_503_and_504_errors\"><\/span>3. 500, 502, 503 and 504 errors<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: generic server error pages or gateway timeouts.<\/p>\n<p><\/p>\n<ul><\/p>\n<li>500 Internal Server Error: check application and server error logs to find stack traces or fatal errors.<\/li>\n<p><\/p>\n<li>502 Bad Gateway \/ 504 Gateway Timeout: often between proxy (<a href=\"https:\/\/www.a2hosting.com\/kb\/developer-corner\/nginx-web-server\/installing-the-nginx-web-server\/\" target=\"_blank\" rel=\"noopener\">nginx<\/a>) and backend (<a href=\"https:\/\/www.hostinger.com\/tutorials\/what-is-php\/\" target=\"_blank\" rel=\"noopener\">php<\/a>-FPM, upstream). Restart the backend service, increase timeouts, and check for worker exhaustion.<\/li>\n<p><\/p>\n<li>503 Service Unavailable: could be maintenance mode or resource exhaustion; <a href=\"https:\/\/support.hostinger.com\/en\/articles\/2152545-how-to-inspect-website-elements-in-your-browser\" target=\"_blank\" rel=\"noopener\">inspect<\/a> load and restart services if necessary.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_DNS_problems_and_propagation_delays\"><\/span>4. <a href=\"https:\/\/infinitydomainhosting.com\/index.php?rp=\/knowledgebase\/128\/How-to-manage-your-DNS-settings-for-your-domain.html\">DNS<\/a> problems and propagation delays<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: site accessible from some locations but not others; <a href=\"https:\/\/www.a2hosting.com\/domains\/\" target=\"_blank\" rel=\"noopener\">domain<\/a> not resolving.<\/p>\n<p><\/p>\n<ul><\/p>\n<li>Verify <a href=\"https:\/\/www.hostinger.com\/tutorials\/what-is-dns\" target=\"_blank\" rel=\"noopener\">dns<\/a> records in your DNS provider&#8217;s control panel (A, AAAA, <a href=\"https:\/\/hostadvice.com\/how-to\/web-hosting\/domain\/how-and-when-to-use-cname-records\/\" target=\"_blank\" rel=\"noopener\">cname<\/a>, MX).<\/li>\n<p><\/p>\n<li>Use dig or online checkers to confirm propagation: dig +short yourdomain.com A<\/li>\n<p><\/p>\n<li><a href=\"https:\/\/www.a2hosting.com\/kb\/getting-started-guide\/internet-and-networking\/troubleshooting-dns-with-dig-and-nslookup\/\" target=\"_blank\" rel=\"noopener\">check nameservers<\/a> on <a href=\"https:\/\/www.hostinger.com\/whois\" target=\"_blank\" rel=\"noopener\">whois<\/a> and confirm they match your DNS provider.<\/li>\n<p><\/p>\n<li>Be aware of TTL values; large TTLs can delay changes. Reduce TTL before planned changes.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_ssl_certificate_issues_and_mixed_content\"><\/span>5. <a href=\"https:\/\/www.hostinger.com\/tutorials\/ssl-benefits\" target=\"_blank\" rel=\"noopener\">ssl certificate<\/a> issues and mixed content<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: browser shows &#8220;Not secure&#8221; or mixed content warnings.<\/p>\n<p><\/p>\n<ul><\/p>\n<li>Install or renew certificates using Let\u2019s Encrypt (certbot) or your provider&#8217;s tool.<\/li>\n<p><\/p>\n<li>Automate renewals and monitor expiry dates.<\/li>\n<p><\/p>\n<li>Fix mixed content by updating internal links to <a href=\"https:\/\/www.hostinger.com\/tutorials\/what-is-ssl\" target=\"_blank\" rel=\"noopener\">https<\/a> and replacing absolute HTTP <a href=\"https:\/\/www.hostinger.com\/tutorials\/what-is-a-url\" target=\"_blank\" rel=\"noopener\">urls<\/a> in templates or database.<\/li>\n<p><\/p>\n<li>Enable <a href=\"https:\/\/www.a2hosting.com\/kb\/security\/ssl\/enabling-http-strict-transport-security-hsts-for-your-site\/\" target=\"_blank\" rel=\"noopener\">hsts<\/a> only after confirming HTTPS works everywhere.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_Email_deliverability_problems\"><\/span>6. Email deliverability problems<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: outbound emails land in spam or bounce, inbound mail failing.<\/p>\n<p><\/p>\n<ul><\/p>\n<li>Set SPF, DKIM, and DMARC records so receiving servers can verify your messages.<\/li>\n<p><\/p>\n<li>Use a reputable transactional email service (SendGrid, Mailgun, Amazon SES) for bulk or transactional mail.<\/li>\n<p><\/p>\n<li><a href=\"https:\/\/hostadvice.com\/blog\/domains\/what-is-reverse-dns\/\" target=\"_blank\" rel=\"noopener\">check reverse dns<\/a> for your sending IP; many providers require a matching PTR record.<\/li>\n<p><\/p>\n<li>Monitor blacklists for your IP and take remediation steps if listed.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Security_breaches_and_malware\"><\/span>7. Security breaches and malware<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: unexpected files, <a href=\"https:\/\/infinitydomainhosting.com\/kb\/how-to-set-up-a-website-with-custom-redirects-for-improved-website-navigation-and-user-experience\/\">redirects<\/a>, defaced pages, unusual traffic spikes.<\/p>\n<p><\/p>\n<ul><\/p>\n<li>Immediately take the site into maintenance mode if needed and isolate it from the network.<\/li>\n<p><\/p>\n<li>Scan files with malware scanners (Maldet, ClamAV) and check modified file timestamps.<\/li>\n<p><\/p>\n<li>Rotate all passwords, disable unused accounts, and ensure <a href=\"https:\/\/www.a2hosting.com\/kb\/getting-started-guide\/accessing-your-account\/using-ssh-secure-shell\/\" target=\"_blank\" rel=\"noopener\">ssh<\/a> uses keys rather than passwords.<\/li>\n<p><\/p>\n<li>Apply security updates for the OS, web server, CMS, plugins, and frameworks.<\/li>\n<p><\/p>\n<li>Consider a Web Application Firewall (Cloudflare WAF, ModSecurity) to block common attacks.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"8_Backup_failures_and_data_loss\"><\/span>8. Backup failures and data loss<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: old backups, missing files, failed backup jobs.<\/p>\n<p><\/p>\n<ul><\/p>\n<li>Automate regular backups with offsite copies (object storage, remote server) and retain multiple restore points.<\/li>\n<p><\/p>\n<li>Test restore procedures so you know backups actually work.<\/li>\n<p><\/p>\n<li>Keep database dumps and file archives separate; incremental backups reduce storage and time.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"9_Database_performance_and_connection_errors\"><\/span>9. Database performance and connection errors<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: slow queries, &#8220;too many connections,&#8221; corrupted tables.<\/p>\n<p><\/p>\n<ul><\/p>\n<li>Check database logs and slow query logs to find expensive queries.<\/li>\n<p><\/p>\n<li>Add indexes where appropriate and optimize queries to avoid full table scans.<\/li>\n<p><\/p>\n<li>Increase connection limits or use connection pooling (ProxySQL, PgBouncer).<\/li>\n<p><\/p>\n<li>Run table checks and repairs when corruption is suspected, and maintain regular dumps.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"10_File_permission_and_ownership_problems\"><\/span>10. File permission and ownership problems<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: 403 Forbidden, upload failures, inability to run scripts.<\/p>\n<p><!--KB_CAT_BLOCK--><\/p>\n<figure class=\"kb-cat-placeholder\" style=\"margin:1.75rem 0;display:block;\">\n<div class=\"kb-cat-wrap\" style=\"position:relative; overflow:hidden; border-radius:12px; box-shadow:0 10px 36px rgba(0,0,0,0.14);\"><img src=\"https:\/\/infinitydomainhosting.com\/kb\/assets\/img\/cat-default.webp\" alt=\"Common Hosting Problems and How to Solve Them\" loading=\"lazy\" decoding=\"async\" style=\"max-width:100%;height:auto;display:block;border-radius:12px;box-shadow:0 8px 28px rgba(0,0,0,0.12);\" \/><\/p>\n<div class=\"kb-cat-gradient\" style=\"position:absolute; inset:0; background:linear-gradient(180deg, rgba(9,23,60,0.66) 0%, rgba(11,30,70,0.45) 40%, rgba(11,30,70,0.15) 100%);\"><\/div>\n<div class=\"kb-cat-textbox\" style=\"position:absolute; inset:auto 5% 7% 5%; color:#fff; text-align:center; display:flex; flex-direction:column; gap:.4rem; align-items:center; justify-content:flex-end;\">\n<div class=\"kb-cat-title\" style=\"font-weight:800; font-size:clamp(20px,3.6vw,34px); line-height:1.2; letter-spacing:.2px; text-shadow:0 1px 2px rgba(0,0,0,.35);\">Common Hosting Problems and How to Solve Them<\/div>\n<div class=\"kb-cat-meta\" style=\"opacity:1; font-weight:600; font-size:clamp(13px,2.6vw,16px); line-height:1.45; text-shadow:0 1px 2px rgba(0,0,0,.28);\">How to deal with common hosting problemsIf your site is acting up, start with simple checks so you don&#039;t waste time. Below are common issues people run into and direct\u2026<\/div>\n<div class=\"kb-cat-desc\" style=\"opacity:1; font-weight:500; font-size:clamp(12px,2.4vw,15px); line-height:1.5; max-width:900px; text-wrap:balance; text-shadow:0 1px 2px rgba(0,0,0,.25);\">Computer Security<\/div>\n<\/div>\n<\/div>\n<\/figure>\n<p><\/p>\n<ul><\/p>\n<li>Use correct ownership: web server user (www-data, nginx, <a href=\"https:\/\/www.hostinger.com\/tutorials\/what-is-apache\" target=\"_blank\" rel=\"noopener\">apache<\/a>) should own or have required permissions.<\/li>\n<p><\/p>\n<li>Set safe permissions: directories 755, files 644 as a rule of thumb; avoid 777.<\/li>\n<p><\/p>\n<li>Check .<a href=\"https:\/\/www.a2hosting.com\/kb\/developer-corner\/apache-web-server\/using-htaccess-files\/\" target=\"_blank\" rel=\"noopener\">htaccess<\/a> rules (Apache) or NGINX config for accidental deny rules.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"11_Configuration_mismatches_PHP_extensions_version_differences\"><\/span>11. Configuration mismatches (PHP, extensions, version differences)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Symptoms: app crashes, deprecation warnings, unexpected behavior after <a href=\"https:\/\/infinitydomainhosting.com\/index.php?rp=\/knowledgebase\/208\/How-to-migrate-your-website-to-a-new-hosting-provider.html\">migration<\/a>.<\/p>\n<p><\/p>\n<ul><\/p>\n<li>Confirm the PHP, database, and library versions your app expects and match those on the server.<\/li>\n<p><\/p>\n<li>Enable error logging while debugging (don&#8217;t show errors in production).<\/li>\n<p><\/p>\n<li>Use containers or staging environments to test upgrades before applying them to production.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Quick_troubleshooting_checklist\"><\/span>Quick troubleshooting checklist<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>When something breaks, run this short list to find the root cause faster.<\/p>\n<p><\/p>\n<ol><\/p>\n<li>Check the host status\/<a href=\"https:\/\/infinitydomainhosting.com\/announcements.php\">announcements<\/a> and your billing so service isn&#8217;t suspended.<\/li>\n<p><\/p>\n<li>Look at server error and access logs for timestamps matching the issue.<\/li>\n<p><\/p>\n<li>Test from multiple locations or use online checks to rule out local network issues.<\/li>\n<p><\/p>\n<li>Restart affected services (web server, PHP-FPM, database) and monitor resource usage.<\/li>\n<p><\/p>\n<li>If the problem persists, open a ticket with your host and include logs and timing details.<\/li>\n<p>\n    <\/ol>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"When_to_move_to_a_different_hosting_setup\"><\/span>When to move to a different <a href=\"https:\/\/hostadvice.com\/\" target=\"_blank\" rel=\"noopener\">hosting<\/a> setup<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>If you consistently run into resource or isolation limits on <a href=\"https:\/\/www.a2hosting.com\/web-hosting\/\" target=\"_blank\" rel=\"noopener\">shared hosting<\/a>, it\u2019s time to consider alternatives:<\/p>\n<p><\/p>\n<ul><\/p>\n<li><a href=\"https:\/\/www.a2hosting.com\/vps-hosting\/\" target=\"_blank\" rel=\"noopener\">vps<\/a>: more control and <a href=\"https:\/\/www.a2hosting.com\/dedicated-server-hosting\/\" target=\"_blank\" rel=\"noopener\">dedicated<\/a> resources for mid-level traffic.<\/li>\n<p><\/p>\n<li><a href=\"https:\/\/www.a2hosting.com\/wordpress-hosting\/managed\/\" target=\"_blank\" rel=\"noopener\">managed<\/a> <a href=\"https:\/\/hostadvice.com\/\" target=\"_blank\" rel=\"noopener\">hosting<\/a>: hands-off maintenance, good for apps like <a href=\"https:\/\/www.hostinger.com\/tutorials\/what-is-wordpress\" target=\"_blank\" rel=\"noopener\">wordpress<\/a> if you want less ops work.<\/li>\n<p><\/p>\n<li>Cloud (AWS, GCP, Azure): scalable and flexible for unpredictable traffic but needs more ops knowledge.<\/li>\n<p><\/p>\n<li>Container platforms (<a href=\"https:\/\/www.hostinger.com\/tutorials\/what-is-docker\" target=\"_blank\" rel=\"noopener\">docker<\/a>, Kubernetes): good for microservices and predictable deployments.<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Useful_tools_and_commands\"><\/span>Useful tools and <a href=\"https:\/\/www.hostinger.com\/tutorials\/linux-commands\" target=\"_blank\" rel=\"noopener\">commands<\/a><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Handy checks you can run quickly:<\/p>\n<p><\/p>\n<ul><\/p>\n<li>ping, <a href=\"https:\/\/www.hostinger.com\/tutorials\/traceroute-command\" target=\"_blank\" rel=\"noopener\">traceroute<\/a> , network reachability<\/li>\n<p><\/p>\n<li><a href=\"https:\/\/www.hostinger.com\/tutorials\/curl-command-with-examples-linux\/\" target=\"_blank\" rel=\"noopener\">curl<\/a> -I  , HTTP headers, response codes<\/li>\n<p><\/p>\n<li><a href=\"https:\/\/www.hostinger.com\/tutorials\/how-to-use-tail-command\/\" target=\"_blank\" rel=\"noopener\">tail<\/a> -f \/var\/log\/nginx\/error.log (or Apache\/PHP logs) , real-time error monitoring<\/li>\n<p><\/p>\n<li>top, htop, vmstat, iostat , CPU, memory and I\/O monitoring<\/li>\n<p><\/p>\n<li>dig +short yourdomain.com A , confirm DNS records<\/li>\n<p>\n    <\/ul>\n<p><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Summary\"><\/span>Summary<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><\/p>\n<p>Most hosting problems fall into a few categories: availability, performance, configuration, security, and data management. Start with simple checks , service status, logs, and monitoring , then move to targeted fixes like caching, DNS corrections, <a href=\"https:\/\/www.hostinger.com\/tutorials\/what-is-ssl\" target=\"_blank\" rel=\"noopener\">ssl<\/a> renewals, or configuration changes. Automate backups and updates, set up monitoring so you get alerts, and choose a hosting type that matches your traffic and technical needs. When in doubt, collect logs and exact error messages, then contact your host with that information for faster resolution.<\/p>\n<p>\n  <\/main><\/p>\n","protected":false},"excerpt":{"rendered":"<p>How to deal with common hosting problems If your site is acting up, start with simple checks so you don&#8217;t waste time.&hellip;<\/p>\n","protected":false},"author":1,"featured_media":50180,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[88,86,4593,9,1,4594,87,3,5,10,4,11,7,8,2],"tags":[486,10609,683,677,10610,10425,10608,579,10611,1826,866,262,10612],"class_list":["post-50179","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-web-hosting","category-computer-security","category-databases","category-domains","category-general","category-networking","category-online-marketing","category-php-scripts","category-seo","category-servers","category-ssl-certificates","category-support","category-web-design","category-website-security","category-wordpress","tag-backups","tag-common-hosting-problems-and-how-to-solve-them","tag-dns","tag-hosting","tag-hosting-problems","tag-performance-optimization","tag-scalability","tag-security","tag-server-issues","tag-troubleshooting","tag-uptime","tag-web-hosting","tag-website-downtime"],"_links":{"self":[{"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/posts\/50179","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/comments?post=50179"}],"version-history":[{"count":1,"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/posts\/50179\/revisions"}],"predecessor-version":[{"id":50181,"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/posts\/50179\/revisions\/50181"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/media\/50180"}],"wp:attachment":[{"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/media?parent=50179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/categories?post=50179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/infinitydomainhosting.com\/kb\/wp-json\/wp\/v2\/tags?post=50179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}