Yarn, the modern JavaScript package manager
opensource.microsoft.com
No paid content found
Categories: Development
Website Overview
An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality. Several search or sharing settings need attention. Together they may make snippets, preview images or preferred URLs less consistent across platforms.
Domain and Registration
Registered in 1991, this domain has about 35 years of history. That suggests continuity, although ownership and purpose may have changed. The registrar, MarkMonitor Inc., specializes in corporate domain and brand management, suggesting attention to domain asset protection. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The domain uses the common .com extension, which is not an independent safety signal.
DNS and Email
The lowest TTL is 10 seconds, supporting rapid record changes at the cost of more frequent lookups. Nameservers are provided by Azure DNS, indicating managed DNS hosting. MX records point to the Microsoft 365 email service. CAA records restrict which certificate authorities are authorized to issue certificates. The infrastructure is associated with the azurefd.net cloud platform.
TLS and Certificates
The certificate issuer is DigiCert Inc, a commercial certificate authority. The certificate uses an RSA 2048-bit public key, offering broad client compatibility. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate is valid for about 184 days in total, with 165 days remaining.
HTTP and Browser Security
The response lacks these common security headers: CSP, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, clickjacking protection. CORS permits any origin to read this response. This is common for public resources; sensitive responses need narrower handling. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. The x-cache, x-served-by, via response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers.
Technology Stack Analysis
The public page identifies Next.js without precise versions, leaving fewer clues for version-specific scanning.
Search and Social Sharing
No homepage meta description was detected, leaving snippet selection more dependent on page text. The homepage has an indexing or crawling restriction, which may limit search visibility. No homepage canonical URL was detected. If duplicate URLs exist, consolidation may be less explicit. No Open Graph metadata was detected, so social previews may depend on platform inference. The title has 21 characters, within a common display range.
Hosting and Email
Pages, Search and Sharing
| Meta description | Not detected |
|---|---|
| Canonical URL | Not detected |
| Language | English (default) |
| Twitter Card | Not detected |
Unknown
robots.txt (opens in a new tab)
2 rulesAll bots 0 allowed · 2 disallowed
/*?*ep_*/*&ep_*
No matching rules.
Sitemaps
0No sitemaps found
Registration details RDAP / WHOIS
| Registrar | MarkMonitor Inc. |
|---|---|
| Registered | 1991-05-02 |
| Expires | 2027-05-03 |
| Domain status | client delete prohibited、client transfer prohibited、client update prohibited、server delete prohibited、server transfer prohibited、server update prohibited |
| Nameservers | ns1-39.azure-dns.com、ns2-39.azure-dns.net、ns3-39.azure-dns.org、ns4-39.azure-dns.info |
| DNSSEC | unsigned |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | mr-z01.tm-azurefd.net | 150.171.109.72 | 10 | — |
| AAAA | mr-z01.tm-azurefd.net | 2603:1061:14:46::1 | 10 | — |
| MX | microsoft.com | microsoft-com.mail.protection.outlook.com | 1082 | 10 |
| NS | microsoft.com | ns1-39.azure-dns.com | 162632 | — |
| NS | microsoft.com | ns2-39.azure-dns.net | 162632 | — |
| NS | microsoft.com | ns3-39.azure-dns.org | 162632 | — |
| NS | microsoft.com | ns4-39.azure-dns.info | 162632 | — |
| TXT | microsoft.com | 1password-site-verification=35ZTURTFFFDC5BW7GFQKRJ77QM | 552 | — |
| TXT | microsoft.com | MS=ms79629062 | 552 | — |
| TXT | microsoft.com | _zx2p8gpzv720db2aqmozy4jhwk2nl43 | 552 | — |
| TXT | microsoft.com | airtable-verification=79a09e4a8013ff5737798ffb4ea88eee | 552 | — |
| TXT | microsoft.com | anthropic-domain-verification-phksss=GZrrKDUR4klRLFCvxyOvqcNGE | 552 | — |
| TXT | microsoft.com | atlassian-domain-verification=Sn5AwyIdVgkaRaJA/IKj7ZFMnWeCBnppa9bXGLuJvsakRHH4lYoBxS8g7GVlud9M | 552 | — |
| TXT | microsoft.com | atlassian-domain-verification=xvoaqRfxSg3PnlVnR4xCSOlKyw1Aln0MMxRiKXnwWroFG7vI76TUC8xYb03MwMXv | 552 | — |
| TXT | microsoft.com | d365mktkey=3l6dste9txazu0Qd2zu4135PUB4E35txLxyzJxjkPbsx | 552 | — |
| TXT | microsoft.com | d365mktkey=3uc1cf82cpv750lzk70v9bvf2 | 552 | — |
| TXT | microsoft.com | d365mktkey=6358r1b7e13hox60tl1uagv14 | 552 | — |
| TXT | microsoft.com | d365mktkey=8fEQahTresJms7tZGxGFr94T1zDz36oCbUt1LJc99mox | 552 | — |
| TXT | microsoft.com | d365mktkey=Fu49WtSTeClkHtK7S14227RIVpGwwGrzEsO6RVs1I2Ax | 552 | — |
| TXT | microsoft.com | d365mktkey=JlXV17lfZjyvWxNje1qiP390ACSKzTxo5mGqZ3V2BmYx | 552 | — |
| TXT | microsoft.com | d365mktkey=PNcDqkW71x8VOUhcE96aGM4l5PYX1gnlRl6ieXUl5eMx | 552 | — |
| TXT | microsoft.com | d365mktkey=QDa792dLCZhvaAOOCe2Hz6WTzmTssOp1snABhxWibhMx | 552 | — |
| TXT | microsoft.com | d365mktkey=SxDf1EZxLvMwx6eEZUxzjFFgHoapF8DvtWEUjwq7ZTwx | 552 | — |
| TXT | microsoft.com | d365mktkey=ZGFU0tlXPekPusNHPo5QQQWpVf0gic0xpuKroNy3NQEx | 552 | — |
| TXT | microsoft.com | d365mktkey=heYmJ57sWrwMjCgIG1xRwTREJrQokUIDtBcNfGuxoWQx | 552 | — |
| TXT | microsoft.com | d365mktkey=j2qHWq9BHdaa3ZXZH8x64daJZxEWsFa0dxDeilxDoYYx | 552 | — |
| TXT | microsoft.com | d365mktkey=wbU64GRacxVEQxwcLSQnx0zisXLYzgUbfvsufIqO9ZUx | 552 | — |
| TXT | microsoft.com | dobtdihqagnr18hea8uv1h1mvq | 552 | — |
| TXT | microsoft.com | docusign=d5a3737c-c23c-4bd0-9095-d2ff621f2840 | 552 | — |
| TXT | microsoft.com | facebook-domain-verification=fwzwhbbzwmg5fzgotc2go51olc3566 | 552 | — |
| TXT | microsoft.com | fg2t0gov9424p2tdcuo94goe9j | 552 | — |
| TXT | microsoft.com | google-site-verification=GfDnTUdATPsK1230J0mXbfsYw-3A9BVMVaKSd4DcKgI | 552 | — |
| TXT | microsoft.com | google-site-verification=M--CVfn_YwsV-2FGbCp_HFaEj23BmT0cTF4l8hXgpvM | 552 | — |
| TXT | microsoft.com | google-site-verification=mEAmcTy1e8jIB9W6ENPk2GDg9hjuNytQQRGlK0hPm0c | 552 | — |
| TXT | microsoft.com | google-site-verification=pjPOauSPcrfXOZS9jnPPa5axowcHGCDAl1_86dCqFpk | 552 | — |
| TXT | microsoft.com | google-site-verification=uFg3wr5PWsK8lV029RoXXBBUW0_E6qf1WEWVHhetkOY | 552 | — |
| TXT | microsoft.com | google-site-verification=uhh5_jbxpcQgnb-A7gDIjlrr5Ef34lA2t2_BAveYpnk | 552 | — |
| TXT | microsoft.com | hcp-domain-verification=3ce174a8b9fba88909633ab13eb1d81ce0123454745d66e500052ed84b7248a1 | 552 | — |
| TXT | microsoft.com | hpe-greenlake-domain-verification=495143304a3330533363357a57684f6335556f316f55654675523541464d3954 | 552 | — |
| TXT | microsoft.com | hubspot-developer-verification=OTQ5NGIwYWEtODNmZi00YWE1LTkyNmQtNDhjMDMxY2JjNDAx | 552 | — |
| TXT | microsoft.com | linear-domain-verification=iuq6saifcnbe | 552 | — |
| TXT | microsoft.com | liveramp-site-verification=kxcV8fDH_FUNUZQEcAO6lwgim47f_hNLgMP4VG0PF_Q | 552 | — |
| TXT | microsoft.com | mixpanel-domain-verify=5803bc4c-5bb6-4ce1-8076-753800097373 | 552 | — |
| TXT | microsoft.com | ms-domain-verification=1c4e4677-e58f-4117-8d61-e5b2810388c2 | 552 | — |
| TXT | microsoft.com | ms-domain-verification=25524f4b-1476-489c-a086-30f4c5016ecc | 552 | — |
| TXT | microsoft.com | ms-domain-verification=478640ad-6524-43d5-86c4-a914804b9e93 | 552 | — |
| TXT | microsoft.com | ms-domain-verification=561512fc-b4ba-4ac7-a946-e464c8f49f1b | 552 | — |
| TXT | microsoft.com | ms-domain-verification=65f91178-9dfb-41cd-929d-08d1a38ed607 | 552 | — |
| TXT | microsoft.com | ms-domain-verification=d6545068-89f7-4432-b947-0b137e8a9fe3 | 552 | — |
| TXT | microsoft.com | openai-domain-verification=dv-sFtCvKOlWoe31gpoSvs7cqsP | 552 | — |
| TXT | microsoft.com | sitecore-domain-verification=1d46cb5467624e33a408d14324874088 | 552 | — |
| TXT | microsoft.com | t7sebee51jrj7vm932k531hipa | 552 | — |
| TXT | microsoft.com | v=MCPv1; k=ecdsap384; p=A/Mf6IKdZzcHfBvpiVz9rkdPTIcCP5IbRDdEkeP3PgXEXF3mNjorahOwaYlMINBF5A== | 552 | — |
| TXT | microsoft.com | v=MCPv1; k=ecdsap384; p=A5JeyhIFWFj4/epHJwt29GRUSrFwGSwXhrhDMAUSklMhfXjI7gi/ekY/fQSWToZdCw== | 552 | — |
| TXT | microsoft.com | v=MCPv1; k=ecdsap384; p=A8qndBCDJGtFF2+3v/IPIMmM0SaVcrJBoSue7rKob6sUeK7QGeFuWkrtvze3AiqUDA== | 552 | — |
| TXT | microsoft.com | v=MCPv1; k=ecdsap384; p=An4mJIFLRys9h1EvjX18SJs5p1uEF5MHcs2JJLYPrI48C5Qt9FpaZEM0sQTV4JvNYw== | 552 | — |
| TXT | microsoft.com | v=MCPv1; k=ecdsap384; p=AoHTKEi2W8L2P8cf9CoDicIxYiuttTkwtIeFOqYCewBGoRZiiF+9/92saUkIDERGAA== | 552 | — |
| TXT | microsoft.com | v=MCPv1; k=ecdsap384; p=AqXeTHJ/1FCYeuvJ8dc1B+X3uHaa7m2W0s31vzL4opnrJlSaBdtbWTY8Ti5WiZnu9Q== | 552 | — |
| TXT | microsoft.com | v=MCPv1; k=ecdsap384; p=As/XxnDWZFxFwHvRZj+HbG5/ImtAeabLkiOWu1h7wCJQFAR216E9HoYQ5Hy6o7StoQ== | 552 | — |
| TXT | microsoft.com | v=MCPv1; k=ecdsap384; p=Asc8WWov6gsmCCzn4CSrwRuJIh5SqvaitKz/LlTW+SD54lLC52wzcnWhlTI416p2vw== | 552 | — |
| TXT | microsoft.com | v=MCPv1; k=ecdsap384; p=AzTrmHtbRqr8G+xzm+T4LvNfN5678x6/tlK7kC2enHfH73WkH6AHXsQeXog0+RVjlg== | 552 | — |
| TXT | microsoft.com | v=MCPv1; k=ecdsap384; p=Azw9+u4M8RoH+bxJidKAZzGDmsPkzY1N4cO7rB/uC5x1RBoNfMyBlH/ott0lpo4pOQ== | 552 | — |
| TXT | microsoft.com | v=spf1 include:_spf-a.microsoft.com include:_spf-b.microsoft.com include:_spf-c.microsoft.com include:_spf-ssg-a.msft.net include:_spf1-meo.microsoft.com -all | 552 | — |
| TXT | microsoft.com | workplace-domain-verification=lK0QDLk73xymCYMKUXNpfKAT8TY5Mx | 552 | — |
| TXT | microsoft.com | zoom-domain-verification=ZOOM_verify_e97a3d385acb4c47b9b924609a280524 | 552 | — |
| CNAME | opensource.microsoft.com | opensource-apfgemd6cbebaaay.z01.azurefd.net | 3600 | — |
| CAA | microsoft.com | 0 contactemail "[email protected]" | 3600 | — |
| DMARC | _dmarc.microsoft.com | v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1 | 2387 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | opensource.microsoft.com |
| Issuer | DigiCert Inc |
| Valid until | 2027-02-15T23:59 · Remaining when checked: 165 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html; charset=utf-8 |
| cache-control | max-age=600 |
| server | GitHub.com |
| strict-transport-security | max-age=31556952 |
| access-control-allow-origin | * |
Identified technologies
Recent Updates
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