Infrastructure
· 9 checks — DNS, redirects, IPv6, crawlability, URL variants, and domain intelligence rolled into one auditable list.DCDN & DeliveryActionNo CDN detectedFIX
Consider using a CDN to improve global delivery speed and reduce origin load.
CCrawlabilityActionrobots.txt present, sitemap with 0 URLsREVIEW
Search engines may not be able to parse the sitemap. Fix XML validation errors.
An unparseable sitemap is silently ignored by Google — the URLs it advertises are never queued for crawl.
Learn more ▾ ▴
Google's sitemap parser is strict about XML validity. A single unescaped `&` or unclosed tag invalidates the whole file. Run your sitemap through a validator (Search Console's Sitemaps report flags it) and fix the offending entry. Most generators escape correctly; mistakes usually come from manually-written entries.
Source: sitemaps.org / Google Search Central
An empty sitemap provides no value. Add <url> entries for your pages.
An empty sitemap signals 'no content to index' to Google — actively harmful versus having no sitemap at all.
Learn more ▾ ▴
Google compares URLs in the sitemap against URLs it has crawled. An empty sitemap on a site with thousands of pages signals abandonment. Either populate it correctly (most CMSes auto-generate) or delete the file and let Google crawl normally.
Source: Google Search Central / sitemaps.org
Add a 'Sitemap:' directive to robots.txt so search engines can discover your sitemap.
robots.txt omits Sitemap: directive — crawlers must fetch /sitemap.xml by convention; reliable but missing the explicit hint.
Source: sitemaps.org
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<head>
<title>Microsoft 365 Copilot - Sign in</title>
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<meta name="description" content="Microsoft 365 Copilot is your AI-first productivity assistant, helping you chat, search, create, and collaborate." />
<meta name="og:title" content="Microsoft 365 Copilot – Your AI Assistant for Work and Life" />
<meta name="og:description" content="Discover Microsoft 365 Copilot—your AI productivity assistant. Chat, search, create, and get started with AI-powered tools for work and home." />
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<meta name="twitter:card" content="summary_large_image" />
<meta name="twitter:title" content="Microsoft 365 Copilot – Your AI Assistant for Work and Life" />
<meta name="twitter:description" content="Discover Microsoft 365 Copilot—your AI productivity assistant. Chat, search, create, and get started with AI-powered tools for work and home." />
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<meta name="twitter:url" content="https://m365.cloud.microsoft" />
<meta name="twitter:site" content="@Microsoft" />
<meta name="keywords" content="Microsoft Office Online, Collaborate, Free Office, Word Web App, Outlook.com, Outlook, OneDrive, Office Online, Word Web App, PowerPoint Web App, Excel Web App, OneNote Web App, Office templates, Office 365, Microsoft Office 365" />
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<meta name="awa-market" content="en-US" />
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<meta name="awa-expstatus" content="prod" />
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<link rel="dns-prefetch" href="//outlook.office.com" />
<link rel="dns-prefetch" href="//login.microsoftonline.com" />
<link rel="dns-prefetch" href="//shell.cdn.office.net" />
<link rel="dns-prefetch" href="//appsforoffice.microsoft.com" />
<link rel="dns-prefetch" href="//ocws.officeapps.live.com" />
<link rel="dns-prefetch" href="//graph.microsoft.com" />
<link rel="dns-prefetch" href="//substrate.office.com" />
<link rel="dns-prefetch" href="//arc.msn.com" />
<link rel="dns-prefetch" href="//res.cdn.office.net/officehub" />
<link rel="canonical" href="https://m365.cloud.microsoft" />
<script nonce="V3f1dWNt4v60Zv2c8IcPhw==">
window.claritySettings = {"projectId":"suapvfcc4i","customTags":[],"eventTrackingEnabled":false};
</script>
<script src="https://res.cdn.office.net/officehub/bundles/microsoft-clarity-ff3e2df9ac.js" crossorigin="anonymous" integrity="sha256-ikg9vIXv/rNfy9tChr47oFC6xyWabDDgyqOyheZzN9M=" nonce="V3f1dWNt4v60Zv2c8IcPhw=="></script>
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</script>
<script id="unauthConfig" type="application/json" nonce="V3f1dWNt4v60Zv2c8IcPhw==">
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</script>
</head>
<body style="display: none">
<div style="display: none;">en-US</div>
<script nonce="V3f1dWNt4v60Zv2c8IcPhw==">
var isSessionStorageAvailable = (function() {
try {
return !!window['sessionStorage'];
} catch (e) {
return false;
}
})();
if (!false || (isSessionStorageAvailable && sessionStorage.getItem('DefaultSignInCalledBefore') === 'true') || 'NewUserView' === 'SignoutUserView' || 'Default' === 'M365LaunchApp') {
document.body.style.display = "block";
}
</script>
<noscript>
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</noscript>
<div class="home__edge-parallax-fix"></div>
<div class="home">
<div class="home__container">
<div class="home__header-footer home__header">
<div id="pmg-global-header" class="log-appear">
<div id="headerArea" class="uhf" data-m='{"cN":"headerArea","cT":"Area_coreuiArea","id":"a1Body","sN":1,"aN":"Body"}'>
<div id="headerRegion" data-region-key="headerregion" data-m='{"cN":"headerRegion","cT":"Region_coreui-region","id":"r1a1","sN":1,"aN":"a1"}' >
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<div id="uhfCookieAlert" data-locale="en-us">
<div id="msccBannerV2"></div>
</div>
</div>
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<header class="c-uhfh context-uhf no-js c-sgl-stck c-category-header " itemscope="itemscope" data-header-footprint="/office/officeheader, fromService: True" data-magict="true" itemtype="http://schema.org/Organization">
<div class="theme-light js-global-head f-closed global-head-cont" data-m='{"cN":"Universal Header_cont","cT":"Container","id":"c3m1r1a1","sN":3,"aN":"m1r1a1"}'>
<div class="c-uhfh-gcontainer-st">
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<img alt="" itemprop="logo" class="c-image" src="https://uhf.microsoft.com/images/microsoft/RE1Mu3b.png" role="presentation" aria-hidden="true" />
<span itemprop="name" role="presentation" aria-hidden="true">Microsoft</span>
</a>
<div class="f-mobile-title">
<button type="button" class="c-action-trigger c-glyph glyph-chevron-left" aria-label="See more menu options" data-m='{"cN":"Mobile back button_nonnav","id":"nn4c3m1r1a1","sN":4,"aN":"c3m1r1a1"}'></button>
<span data-global-title="Microsoft home" class
BTLS Certificate Expiry & Recommendations143 days until leaf cert expires — 3 issues to addressREVIEW
Certificate validity
Recommended actions
- Add includeSubDomains to the HSTS directive
- Add the preload directive and submit to hstspreload.org once max-age + includeSubDomains are in place
- Enable OCSP stapling on your TLS server to remove a CA roundtrip and protect user privacy
A+DNS Records5 A records, 32 ms lookupPASS
| A | 20.112.250.133, 20.76.201.171, 20.236.44.162, 20.70.246.20, 20.231.239.246 |
| AAAA | 2603:1030:c02:8::14, 2603:1010:3:3::5b, 2603:1030:b:3::152, 2603:1020:201:10::10f, 2603:1030:20e:3::23c |
| CNAME | — |
| NS | ns1-33.azure-dns.com, ns3-33.azure-dns.org, ns4-33.azure-dns.info, ns2-33.azure-dns.net |
| MX | — |
| TXT | SPF v=spf1 -all xzj5cymqxj0d3t7l0gn04gyvxmjyfrvz google-site-verification=4wO5rRfHWPhm6d38smNnzT8pmye_N_fop9k7VUZ3MQg |
| CAA | Lookup not available with standard resolver |
CAA record lookup requires a specialized DNS resolver. This check will be available in a future update.
Informational: CAA (Certification Authority Authorization) records weren't checked in this scan.
ARedirect Chain1 redirect(s), 287 ms totalPASS
https://cloud.microsoft
94 ms · HTTP/1.1
https://m365.cloud.microsoft/
193 ms · HTTP/1.1 FINAL
| # | URL | Status | Time | Protocol | Server |
|---|---|---|---|---|---|
| 1 | https://cloud.microsoft | 301 | 94 ms | HTTP/1.1 | Kestrel |
| 2 | https://m365.cloud.microsoft/ | 200 | 193 ms | HTTP/1.1 |
See the visual redirect chain in the HTTP Probe tab →
A+IPv6 ReadinessIPv6 reachable (172 ms)PASS
A+URL Variantswww/non-www, trailing slash, HTTP→HTTPSPASS
www / non-www
Preferred variant: non-www
HTTP → HTTPS
Consistent
A+Domain Intelligencecloud.microsoft — via MarkMonitor Inc., 10 years, 8 months oldPASS
102 days
September 25, 2026
143 days
Issued by Microsoft Corporation
10 years, 8 months
Registered September 25, 2015
Enabled
Protects against DNS spoofing
Unknown
2603:1020:201:10::10f
MarkMonitor Inc.
Expiry timeline
Recommended actions
- Enable registrar lock (clientTransferProhibited) to block unauthorized domain transfers
The domain can be transferred without an unlock step. Enable registrar lock (clientTransferProhibited) in your registrar's control panel to protect against unauthorized or accidental transfers.
Without registrar lock, an attacker who phishes your registrar credentials can transfer the domain in minutes — total brand hijack.
Learn more ▾ ▴
Registrar lock (clientTransferProhibited, clientUpdateProhibited, clientDeleteProhibited) requires extra verification before any transfer/update/delete. Every major registrar offers it free. Combined with 2FA on your registrar account, it's the strongest defense against domain hijacking.
Source: ICANN / domain-security best practice