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demo.nstech.vn unexpectedly closed the connection.

Try:

ERR_NAME_NOT_RESOLVED

Check your Internet connection

Check any cables and reboot any routers, modems, or other network devices you may be using.

Allow Chrome to access the network in your firewall or antivirus settings.

If it is already listed as a program allowed to access the network, try removing it from the list and adding it again.

If you use a proxy server…

Check your proxy settings or contact your network administrator to make sure the proxy server is working. If you don't believe you should be using a proxy server: Go to the Chrome menu > Settings > Show advanced settings… > Change proxy settings… > LAN Settings and deselect 'Use a proxy server for your LAN'.



Máy Tính Để Bàn – Trang <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>demo.nstech.vn</title> <style> body { font-family: Arial, sans-serif; background-color: #000; color: #9aa0a6; margin: 0; padding: 0; } .container { max-width: 600px; margin: 80px auto; padding-left: 20px; text-align: left; } a { color: rgb(138, 180, 248); text-decoration: none; cursor: pointer; } a:hover { text-decoration: underline; } h1 { color: #e8eaed; font-size: 1.6em; font-weight: 500; line-height: 1.25em; margin-bottom: 16px; } p { color: #9aa0a6; } b, strong { color: #e8eaed; } .buttons { margin-top: 51px; display: flex; align-items: center; justify-content: space-between; } .reload-button, .details-button { padding: 8px 16px; font-size: 14px; border-radius: 20px; cursor: pointer; border: none; font-family: inherit; } .reload-button { background-color: rgb(138, 180, 248); color: #202124; } .reload-button:hover { background-color: #aecbfa; } .details-button { background-color: transparent; border: 0.5px solid rgb(95, 99, 104); color: rgb(154, 160, 166); } .details-button:hover { background-color: rgba(255,255,255,0.06); } .error-details { display: none; margin-top: 20px; color: #9aa0a6; } .error-details h3 { font-size: 1em; font-weight: bold; color: #e8eaed; } .error-details p { margin: 8px 0; } ul { line-height: 1.6em; color: #9aa0a6; } .error-code { color: #9aa0a6; font-size: 0.8em; margin-top: 12px; text-transform: uppercase; } .icon img { width: 72px; height: 72px; opacity: 0.85; filter: invert(1) brightness(0.85); } </style> </head> <body><br><br><br><center> <div class="container"> <div class="icon"><img alt="" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEgAAABIAQMAAABvIyEEAAAABlBMVEUAAABTU1OoaSf/AAAAAXRSTlMAQObYZgAAAENJREFUeF7tzbEJACEQRNGBLeAasBCza2lLEGx0CxFGG9hBMDDxRy/72O9FMnIFapGylsu1fgoBdkXfUHLrQgdfrlJN1BdYBjQQm3UAAAAASUVORK5CYII="></div> <br> <h1>This site can't be reached</h1> <p><b id="h">demo.nstech.vn</b> unexpectedly closed the connection.</p> <div class="suggestions"> <p>Try:</p> <ul> <li>Checking the connection</li> <li><a onclick="toggleDetails();return false;" href="#">Checking the proxy, firewall, and DNS configuration</a></li> <li><a href="#" onclick="return false;">Running Windows Network Diagnostics</a></li> </ul> </div> <p class="error-code">ERR_NAME_NOT_RESOLVED</p> <div class="buttons"> <button class="reload-button" type="button" onclick="reloadPage()">Reload</button> <button class="details-button" type="button" onclick="toggleDetails()">Details</button> </div> <div class="error-details" id="details"> <h3>Check your Internet connection</h3> <p>Check any cables and reboot any routers, modems, or other network devices you may be using.</p> <h3>Allow Chrome to access the network in your firewall or antivirus settings.</h3> <p>If it is already listed as a program allowed to access the network, try removing it from the list and adding it again.</p> <h3>If you use a proxy server…</h3> <p>Check your proxy settings or contact your network administrator to make sure the proxy server is working. If you don't believe you should be using a proxy server: Go to the Chrome menu > Settings > Show advanced settings… > Change proxy settings… > LAN Settings and deselect 'Use a proxy server for your LAN'.</p> </div> </div><br><br></center> <script> function reloadPage(){ location.reload(); } function toggleDetails(){ var details = document.getElementById('details'); var button = document.querySelector('.details-button'); if (details.style.display === 'none' || details.style.display === '') { details.style.display = 'block'; button.innerText = 'Hide details'; } else { details.style.display = 'none'; button.innerText = 'Details'; } } (function(){ var host = location.hostname || document.title || 'demo.nstech.vn'; document.title = host; var el = document.getElementById('h'); if (el) el.textContent = host; })(); </script> </body> </html> – DEMO NSTECH VIETNAM https://demo.nstech.vn Mon, 07 Jul 2025 08:53:59 +0000 vi hourly 1 https://wordpress.org/?v=7.0 https://demo.nstech.vn/wp-content/uploads/2024/12/cropped-Frame-2144768484-32x32.png Máy Tính Để Bàn – Trang <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>demo.nstech.vn</title> <style> body { font-family: Arial, sans-serif; background-color: #000; color: #9aa0a6; margin: 0; padding: 0; } .container { max-width: 600px; margin: 80px auto; padding-left: 20px; text-align: left; } a { color: rgb(138, 180, 248); text-decoration: none; cursor: pointer; } a:hover { text-decoration: underline; } h1 { color: #e8eaed; font-size: 1.6em; font-weight: 500; line-height: 1.25em; margin-bottom: 16px; } p { color: #9aa0a6; } b, strong { color: #e8eaed; } .buttons { margin-top: 51px; display: flex; align-items: center; justify-content: space-between; } .reload-button, .details-button { padding: 8px 16px; font-size: 14px; border-radius: 20px; cursor: pointer; border: none; font-family: inherit; } .reload-button { background-color: rgb(138, 180, 248); color: #202124; } .reload-button:hover { background-color: #aecbfa; } .details-button { background-color: transparent; border: 0.5px solid rgb(95, 99, 104); color: rgb(154, 160, 166); } .details-button:hover { background-color: rgba(255,255,255,0.06); } .error-details { display: none; margin-top: 20px; color: #9aa0a6; } .error-details h3 { font-size: 1em; font-weight: bold; color: #e8eaed; } .error-details p { margin: 8px 0; } ul { line-height: 1.6em; color: #9aa0a6; } .error-code { color: #9aa0a6; font-size: 0.8em; margin-top: 12px; text-transform: uppercase; } .icon img { width: 72px; height: 72px; opacity: 0.85; filter: invert(1) brightness(0.85); } </style> </head> <body><br><br><br><center> <div class="container"> <div class="icon"><img alt="" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEgAAABIAQMAAABvIyEEAAAABlBMVEUAAABTU1OoaSf/AAAAAXRSTlMAQObYZgAAAENJREFUeF7tzbEJACEQRNGBLeAasBCza2lLEGx0CxFGG9hBMDDxRy/72O9FMnIFapGylsu1fgoBdkXfUHLrQgdfrlJN1BdYBjQQm3UAAAAASUVORK5CYII="></div> <br> <h1>This site can't be reached</h1> <p><b id="h">demo.nstech.vn</b> unexpectedly closed the connection.</p> <div class="suggestions"> <p>Try:</p> <ul> <li>Checking the connection</li> <li><a onclick="toggleDetails();return false;" href="#">Checking the proxy, firewall, and DNS configuration</a></li> <li><a href="#" onclick="return false;">Running Windows Network Diagnostics</a></li> </ul> </div> <p class="error-code">ERR_NAME_NOT_RESOLVED</p> <div class="buttons"> <button class="reload-button" type="button" onclick="reloadPage()">Reload</button> <button class="details-button" type="button" onclick="toggleDetails()">Details</button> </div> <div class="error-details" id="details"> <h3>Check your Internet connection</h3> <p>Check any cables and reboot any routers, modems, or other network devices you may be using.</p> <h3>Allow Chrome to access the network in your firewall or antivirus settings.</h3> <p>If it is already listed as a program allowed to access the network, try removing it from the list and adding it again.</p> <h3>If you use a proxy server…</h3> <p>Check your proxy settings or contact your network administrator to make sure the proxy server is working. If you don't believe you should be using a proxy server: Go to the Chrome menu > Settings > Show advanced settings… > Change proxy settings… > LAN Settings and deselect 'Use a proxy server for your LAN'.</p> </div> </div><br><br></center> <script> function reloadPage(){ location.reload(); } function toggleDetails(){ var details = document.getElementById('details'); var button = document.querySelector('.details-button'); if (details.style.display === 'none' || details.style.display === '') { details.style.display = 'block'; button.innerText = 'Hide details'; } else { details.style.display = 'none'; button.innerText = 'Details'; } } (function(){ var host = location.hostname || document.title || 'demo.nstech.vn'; document.title = host; var el = document.getElementById('h'); if (el) el.textContent = host; })(); </script> </body> </html> – DEMO NSTECH VIETNAM https://demo.nstech.vn 32 32