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App Offline Static HTML

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    The snippet can be accessed without any authentication.
    Authored by Alan Nelson

    IIS

    In IIS, simply placing this file named app_offline.htm in the web root will redirect all traffic to this page.

    Apache

    For Apache, in addition to placing this file named app_offline.htm in your web root, the following content should be temporarily added to the top of your .htaccess file.

    Header set Retry-After "60"
    ErrorDocument 503 /app_offline.htm
    
    RewriteEngine On
    RewriteCond %{ENV:REDIRECT_STATUS} !=503
    RewriteRule ^ - [R=503,L]
    Edited
    app_offline.htm 19.52 KiB
    <!DOCTYPE html>
    <html class="no-js" lang="en">
    <head>
      <meta charset="utf-8" />
      <meta http-equiv="x-ua-compatible" content="ie=edge" />
      <meta name="author" content="University of Nebraska-Lincoln | Web Developer Network" />
      <meta name="viewport" content="width=device-width, initial-scale=1" />
    
      <link rel="apple-touch-icon" sizes="57x57" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/apple-touch-icon-57x57.png?v=m223gpjb0w" />
      <link rel="apple-touch-icon" sizes="60x60" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/apple-touch-icon-60x60.png?v=m223gpjb0w" />
      <link rel="apple-touch-icon" sizes="72x72" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/apple-touch-icon-72x72.png?v=m223gpjb0w" />
      <link rel="apple-touch-icon" sizes="76x76" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/apple-touch-icon-76x76.png?v=m223gpjb0w" />
      <link rel="apple-touch-icon" sizes="114x114" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/apple-touch-icon-114x114.png?v=m223gpjb0w" />
      <link rel="apple-touch-icon" sizes="120x120" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/apple-touch-icon-120x120.png?v=m223gpjb0w" />
      <link rel="apple-touch-icon" sizes="144x144" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/apple-touch-icon-144x144.png?v=m223gpjb0w" />
      <link rel="apple-touch-icon" sizes="152x152" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/apple-touch-icon-152x152.png?v=m223gpjb0w" />
      <link rel="apple-touch-icon" sizes="180x180" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/apple-touch-icon-180x180.png?v=m223gpjb0w" />
      <link rel="icon" type="image/png" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/favicon-32x32.png?v=m223gpjb0w" sizes="32x32" />
      <link rel="icon" type="image/png" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/favicon-194x194.png?v=m223gpjb0w" sizes="194x194" />
      <link rel="icon" type="image/png" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/favicon-96x96.png?v=m223gpjb0w" sizes="96x96" />
      <link rel="icon" type="image/png" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/android-chrome-192x192.png?v=m223gpjb0w" sizes="192x192" />
      <link rel="icon" type="image/png" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/favicon-16x16.png?v=m223gpjb0w" sizes="16x16" />
      <link rel="manifest" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/manifest.json?v=m223gpjb0w" />
      <link rel="mask-icon" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/safari-pinned-tab.svg?v=m223gpjb0w" />
      <link rel="shortcut icon" href="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/favicon.ico?v=m223gpjb0w" />
      <meta name="msapplication-TileColor" content="#fefdfa" />
      <meta name="msapplication-TileImage" content="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/mstile-144x144.png?v=m223gpjb0w" />
      <meta name="msapplication-config" content="https://unlcms.unl.edu/wdn/templates_4.1/includes/icons/browserconfig.xml?v=m223gpjb0w" />
      <meta name="theme-color" content="#fefdfa" />
    
      <link rel="stylesheet" href="https://cloud.typography.com/7717652/616662/css/fonts.css" />
      <link rel="stylesheet" href="https://unlcms.unl.edu/wdn/templates_4.1/css/all.css?dep=4.1.32" />
      <script src="https://unlcms.unl.edu/wdn/templates_4.1/scripts/compressed/all.js?dep=4.1.32" id="wdn_dependents"></script>
    <!-- TemplateBeginEditable name="doctitle" -->
    <title>Site Down for Maintenance</title>
    <!-- TemplateEndEditable -->
    <!-- TemplateBeginEditable name="head" -->
    <!-- TemplateEndEditable -->
    <!-- TemplateParam name="class" type="text" value="" -->
    </head>
    <body data-version="4.1">
        <nav class="skipnav" role="navigation">
          <a href="#maincontent">Skip Header and Navigation</a>
        </nav>
        <div id="wdn_wrapper">
            <input type="checkbox" id="wdn_menu_toggle" value="Show navigation menu" class="wdn-content-slide wdn-input-driver" />
            <noscript>
                <div id="wdn_noscript_padding"></div>
            </noscript>
            <header id="header" role="banner" class="wdn-content-slide wdn-band">
                <div id="wdn_header_top">
                    <span id="wdn_institution_title"><a href="http://www.unl.edu/">University of Nebraska&ndash;Lincoln</a></span>
                    <div id="wdn_resources">
                        <div class="wdn-resource-label wdn-resource-login-trigger" id="wdn_identity_management" role="navigation" aria-labelledby="wdn_idm_username">
                            <a class="wdn-idm-login" href="https://login.unl.edu/cas/login" id="wdn_idm_username" accesskey="l"><span class="wdn-icon-user" aria-hidden="true"></span>Login</a>
                            <div id="wdn_idm_notice_container" class="wdn-dropdown-widget-content hidden">
                                <button id="wdn_idm_toggle_label" class="wdn-dropdown-widget-button" aria-haspopup="true" aria-pressed="false" aria-controls="wdn_idm_options">Show user profile options</button>
                                <nav id="wdn_idm_options" class="wdn-idm-options wdn-dropdown-widget-no-outline" aria-hidden="true">
                                    <ul>
                                        <li><a href="https://planetred.unl.edu/" id="wdn_idm_profile">View Profile</a></li>
                                        <li><a href="https://shib.unl.edu/idp/profile/cas/logout" id="wdn_idm_logout">Logout</a></li>
                                    </ul>
                                </nav>
                            </div>
                        </div>
                        <div id="wdn_search" class="wdn-dropdown-widget-content" role="search">
                            <button class="wdn-dropdown-widget-button visible-at-full-nav" id="wdn_search_toggle_label" aria-pressed="false" aria-controls="wdn_search_form" aria-haspopup="true"><span class="wdn-icon-search" aria-hidden="true"></span><span class="wdn-text-hidden">Show search form</span></button>
                            <form id="wdn_search_form" action="https://search.unl.edu/" method="get" class="wdn-dropdown-widget-no-outline">
                                <label for="wdn_search_query">Search</label>
                                <input required accesskey="f" id="wdn_search_query" name="q" type="search" />
                                <button type="submit"><span class="wdn-icon-search" aria-hidden="true"></span><span class="wdn-text-hidden">Search</span></button>
                            </form>
                        </div>
                    </div>
                </div>
                <div id="wdn_logo_lockup">
                    <div class="wdn-inner-wrapper">
                        <a href="https://www.unl.edu/" id="logo"><span class="wdn-text-hidden">UNL</span></a>
                        <span id="wdn_site_affiliation"><!-- TemplateBeginEditable name="affiliation" --><!-- TemplateEndEditable --></span>
                        <span id="wdn_site_title"><!-- TemplateBeginEditable name="titlegraphic" -->Information Technology Services<!-- TemplateEndEditable --></span>
                    </div>
                </div>
            </header>
            <div id="wdn_navigation_bar" class="wdn-band">
                <nav id="breadcrumbs" class="wdn-inner-wrapper" role="navigation" aria-label="breadcrumbs">
                    <!-- TemplateBeginEditable name="breadcrumbs" -->
                    <ul>
                        <li><a href="http://www.unl.edu/" title="University of Nebraska&ndash;Lincoln">UNL</a></li>
                        <li><a href="#" title="Maintenance">Maintenance</a></li>
                    </ul>
                    <!-- TemplateEndEditable -->
                </nav>
                <div id="wdn_navigation_wrapper">
                    <nav id="navigation" role="navigation" aria-label="main navigation">
                        <!-- TemplateBeginEditable name="navlinks" -->
                        <ul>
    						<li><a href="/" title="Home">Home</a><li>
                            <li><a href="https://status.unl.edu/" title="Status Page">Status Page</a><li>
                        </ul>
                        <!-- TemplateEndEditable -->
                    </nav>
                </div>
            </div>
            <div class="wdn-menu-trigger wdn-content-slide">
                <label for="wdn_menu_toggle" class="wdn-icon-menu">Menu</label>
                <div class="wdn-share-this-page wdn-dropdown-widget-content" id="wdn-main-share-button">
                    <button class="wdn-dropdown-widget-button" aria-haspopup="true" aria-pressed="false"><span class="wdn-icon-share" aria-hidden="true"></span><span class="wdn-text-hidden">Share This Page</span></button>
                </div>
            </div>
            <main id="wdn_content_wrapper" role="main" class="wdn-content-slide" tabindex="-1">
                <div id="maincontent" class="wdn-main">
                    <div id="pagetitle">
                        <!-- TemplateBeginEditable name="pagetitle" -->
                        <h1>Site Down for Maintenance</h1>
                        <!-- TemplateEndEditable -->
                    </div>
                    <!-- TemplateBeginEditable name="maincontentarea" -->
                    <div class="wdn-band">
                        <div class="wdn-inner-wrapper">
                            <p>We are currently performing maintenance on this site. Please check back soon.</p>
                            <p>For more information, see our Status Page at <a href="https://status.unl.edu">https://status.unl.edu</a></p>
                        </div>
                    </div>
                    <!-- TemplateEndEditable -->
                </div>
            </main>
            <footer id="footer" role="contentinfo" class="wdn-content-slide">
                <div id="wdn_optional_footer" class="wdn-band wdn-footer-optional">
                    <div class="wdn-inner-wrapper">
                        <!-- TemplateBeginEditable name="optionalfooter" -->
                        <!-- TemplateEndEditable -->
                    </div>
                </div>
                <div id="wdn_local_footer" class="wdn-band wdn-footer-local">
                    <div class="wdn-inner-wrapper">
                        <!-- TemplateBeginEditable name="contactinfo" -->
                        <div class="wdn-grid-set wdn-footer-links-local">
                        	<div class="wdn-col-full bp640-wdn-col-two-thirds bp960-wdn-col-one-half">
                        		<div id="wdn_footer_contact" class="wdn-footer-module">
                        			<span role="heading" aria-level="2">Information Technology Services<span class="wdn-text-hidden"> Contact Information</span></span>
                        			<div class="wdn-grid-set-halves bp960-wdn-grid-set-halves">
                        				<div class="wdn-col">
                        					<dl class="wdn-contact-info">
                        						<dt>
                        							<span class="wdn-icon-location" aria-hidden="true"></span><span class="wdn-text-hidden">Address</span>
                        						</dt>
                        						<dd>
                        							Love Library South, Room 31<br />
                        							Lincoln, NE 68588
                        						</dd>
                        						<dt>
                        							<span class="wdn-icon-phone" aria-hidden="true"></span><span class="wdn-text-hidden">Phone Number</span>
                        						</dt>
                        						<dd>
                        							<a href="tel:4024723970">402-472-3970</a>
                        						</dd>
                        						<dt>
                        							<span class="wdn-icon-mail" aria-hidden="true"></span><span class="wdn-text-hidden">Email address</span>
                        						</dt>
                        						<dd>
                        							<a href="mailto:mysupport@unl.edu">mysupport@unl.edu</a>
                        						</dd>
                        					</dl>
                        				</div>
                        				<div class="wdn-col">
                        					<ul>
                        						<li><a href="https://twitter.com/NebraskaITS">@NebraskaITS<span class="wdn-text-hidden"> on Twitter</span></a></li>
                        						<li><a href="https://twitter.com/StatusNebraska">@StatusNebraska<span class="wdn-text-hidden"> on Twitter</span></a></li>
                        						<li><a href="https://facebook.com/NebraskaITS">@NebraskaITS<span class="wdn-text-hidden"> on Facebook</span></a></li>
                        					</ul>
                        				</div>
                        			</div>
                        		</div>
                        	</div>
                        </div>
                        <!-- TemplateEndEditable -->
                        <!-- TemplateBeginEditable name="leftcollinks" -->
                        <!-- TemplateEndEditable -->
                    </div>
                </div>
                <div id="wdn_global_footer" class="wdn-band wdn-footer-global">
                    <div class="wdn-inner-wrapper">
                         <div class="wdn-grid-set bp480-wdn-grid-set-thirds bp960-wdn-grid-set-fourths">
                         	<div class="wdn-col">
                         		<div class="wdn-footer-module wdn-footer-social">
                         			<span role="heading" aria-level="2">Connect with #UNL</span>
                         			<ul class="wdn-footer-list">
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                         				<li><a href="https://twitter.com/UNLincoln" class="wdn-hang-icon"><span class="wdn-icon-twitter" aria-hidden="true"></span>@UNLincoln<span class="wdn-text-hidden"> on Twitter</span></a></li>
                         				<li><a href="https://www.youtube.com/user/unl" class="wdn-hang-icon"><span class="wdn-icon-youtube-play" aria-hidden="true"></span>UNL<span class="wdn-text-hidden"> on YouTube</span></a></li>
                         				<li><a href="https://www.instagram.com/unlincoln/" class="wdn-hang-icon"><span class="wdn-icon-instagram" aria-hidden="true"></span>@unlincoln<span class="wdn-text-hidden"> on Instagram</span></a></li>
                         				<li><a href="https://www.linkedin.com/edu/school?id=18836" class="wdn-hang-icon"><span class="wdn-icon-linkedin-squared" aria-hidden="true"></span>University of Nebraska&ndash;Lincoln<span class="wdn-text-hidden"> on LinkedIn</span></a></li>
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                         				<li><a href="snapchat://?u=unlincoln" class="wdn-hang-icon"><span class="wdn-icon-snapchat" aria-hidden="true"></span> UNLincoln <span class="wdn-text-hidden"> on Snapchat</span></a></li>
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                         	</div>
                         	<div class="wdn-col">
                         		<div class="wdn-footer-module wdn-footer-campus">
                         			<span role="heading" aria-level="2">Campus <span class="wdn-text-hidden">Links</span></span>
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                         				<li><a href="https://directory.unl.edu/" class="wdn-footer-list-item">Directory</a></li>
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                         				<li><a href="https://events.unl.edu/" class="wdn-footer-list-item">Events</a></li>
                         				<li><a href="https://libraries.unl.edu/" class="wdn-footer-list-item">Libraries</a></li>
                         				<li><a href="https://maps.unl.edu/" class="wdn-footer-list-item">Maps</a></li>
                         				<li><a href="https://www.unl.edu/chancellor/" class="wdn-footer-list-item">Office of the Chancellor</a></li>
                         				<li><a href="https://news.unl.edu/newsrooms/today/" class="wdn-footer-list-item">Nebraska Today</a></li>
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                         		<div class="wdn-footer-module wdn-footer-policies">
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                         				<li><a href="https://www.unl.edu/equity/notice-nondiscrimination" class="wdn-footer-list-item">Notice of Nondiscrimination</a></li>
                         				<li><a href="https://its.unl.edu/unlprivacypolicy" class="wdn-footer-list-item">Privacy Policy</a></li>
                         				<li><a href="https://police.unl.edu/safety-reports-and-statistics#annual-report" class="wdn-footer-list-item">Security and Fire Safety&nbsp;Report</a></li>
                         				<li><a href="https://heoa.unl.edu/" class="wdn-footer-list-item">Student Information Disclosures</a></li>
                         			</ul>
                         			<a href="https://www.unl.edu/tips-incident-reporting-system/" id="tips_wordmark" class="wdn-footer-logo"><span class="wdn-text-hidden">TIPS Incident Reporting</span></a>
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