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langchain.com
Paid content
Categories: Artificial Intelligence
LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform.
Updated: 2026-09-03 15:11
Language: English (default)
Access: Normal
Profile views 4
Outbound visits 4
Website Overview
An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality. Page metadata, canonical configuration and social previews work together to provide more consistent search and sharing presentation.
Domain and Registration
Registered in 2019, this domain has about 6 years of history. That suggests continuity, although ownership and purpose may have changed. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The registrar is GoDaddy.com, LLC, a widely used domain service provider. The domain uses the common .com extension, which is not an independent safety signal.
DNS and Email
Nameservers are provided by Google Cloud DNS, indicating managed DNS hosting. MX records point to the Google Workspace email service. DNSSEC is enabled, allowing validating resolvers to authenticate signed DNS data. CAA records restrict which certificate authorities are authorized to issue certificates. No CNAME was found; the observed records resolve directly to addresses.
TLS and Certificates
The public key uses EC with 256 bits. 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 was issued within the Google Trust Services cloud or CDN ecosystem. The certificate's total validity is about 90 days, consistent with a short renewal cycle.
HTTP and Browser Security
The response lacks these common security headers: HSTS, X-Content-Type-Options, Referrer-Policy, Permissions-Policy. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. The cf-ray response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers. The Server header identifies cloudflare without an exact version.
Technology Stack Analysis
The public page identifies Webflow, Google Tag Manager, Cloudflare without precise versions, leaving fewer clues for version-specific scanning.
Search and Social Sharing
Twitter Card metadata is configured. The title has 59 characters, within a common display range. A meta description is present, with 142 characters. The observed directives allow indexing and link following. No Generator meta tag is publicly exposed.
Hosting and Email
Pages, Search and Sharing
| Meta description | LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform. |
|---|---|
| Canonical URL | https://www.langchain.com |
| Language | English (default) |
| Twitter Card | summary_large_image |
Social Sharing Preview
7 fieldsSharing metadata
| og:type | website |
|---|---|
| og:image | https://cdn.prod.website-files.com/65b8cd72835ceeacd4449a53/6a907b277587adb77be09e34_Website%20preview%20.png |
| og:title | LangChain: the open agent platform to own your intelligence |
| og:description | LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform. Trusted by 7k+ organizations. |
| twitter:card | summary_large_image |
| twitter:title | LangChain: the open agent platform to own your intelligence |
| twitter:description | LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform. Trusted by 7k+ organizations. |
robots.txt (opens in a new tab)
0 rulesNo rules found
No matching rules.
Sitemaps
1
Registration details RDAP / WHOIS
| Registrar | GoDaddy.com, LLC |
|---|---|
| Registered | 2019-12-03 |
| Expires | 2029-12-03 |
| Domain status | client delete prohibited、client renew prohibited、client transfer prohibited、client update prohibited |
| Nameservers | ns-cloud-c1.googledomains.com、ns-cloud-c2.googledomains.com、ns-cloud-c3.googledomains.com、ns-cloud-c4.googledomains.com |
| DNSSEC | signed |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | langchain.com | 198.202.211.1 | 300 | — |
| MX | langchain.com | smtp.google.com | 300 | 1 |
| NS | langchain.com | ns-cloud-c1.googledomains.com | 21600 | — |
| NS | langchain.com | ns-cloud-c2.googledomains.com | 21600 | — |
| NS | langchain.com | ns-cloud-c3.googledomains.com | 21600 | — |
| NS | langchain.com | ns-cloud-c4.googledomains.com | 21600 | — |
| TXT | langchain.com | MS=ms60202630 | 3600 | — |
| TXT | langchain.com | google-site-verification=MZV-DrUglhroyDj0lCk7AP5YOKy4GGEgUaIyLjCXEb8 | 3600 | — |
| TXT | langchain.com | google-site-verification=d192uA19ZkwkREu9NZKM9hxDB1t90uIMHp5gFbBBuzw | 3600 | — |
| TXT | langchain.com | google-site-verification=nezqC2hbpeFSFJDIKE_6_ADSKsl4j9dTvwk782NSL9E | 3600 | — |
| TXT | langchain.com | google-site-verification=wP16h2Joxep73RW-Hb8fneAizDK4FCn_6a4DnsbOdrM | 3600 | — |
| TXT | langchain.com | google-site-verification=wUPxN5SwJJSQGceU6cVjpkHI-08DZaqJSlAgg_55nj4 | 3600 | — |
| TXT | langchain.com | linkedin-site-verification=f15545d4-d50f-424a-9076-ceebd5e91424 | 3600 | — |
| TXT | langchain.com | v=spf1 include:_spf.google.com include:242623570.spf06.hubspotemail.net include:servers.mcsv.net ~all | 3600 | — |
| TXT | langchain.com | xbuvf8ogot | 3600 | — |
| CAA | langchain.com | 0 issue "amazon.com" | 300 | — |
| CAA | langchain.com | 0 issue "digicert.com; cansignhttpexchanges=yes" | 300 | — |
| CAA | langchain.com | 0 issue "letsencrypt.org" | 300 | — |
| CAA | langchain.com | 0 issue "pki.goog; cansignhttpexchanges=yes" | 300 | — |
| CAA | langchain.com | 0 issue "sectigo.com" | 300 | — |
| CAA | langchain.com | 0 issuewild "digicert.com; cansignhttpexchanges=yes" | 300 | — |
| CAA | langchain.com | 0 issuewild "letsencrypt.org" | 300 | — |
| CAA | langchain.com | 0 issuewild "pki.goog; cansignhttpexchanges=yes" | 300 | — |
| CAA | langchain.com | 0 issuewild "sectigo.com" | 300 | — |
| DS | langchain.com | 46015 8 2 2dba2d592d013018c193153068e3b80c7f878f5ae3f5d6f3051e791b30242cc4 | 86400 | — |
| DMARC | _dmarc.langchain.com | v=DMARC1; p=reject; sp=reject; pct=100; adkim=r; aspf=r; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1 | 300 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | langchain.com |
| Issuer | Google Trust Services |
| Valid until | 2026-11-27T04:14 · Remaining when checked: 84 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html; charset=utf-8 |
| server | cloudflare |
| content-security-policy | frame-ancestors 'self' |
| x-frame-options | SAMEORIGIN |
| set-cookie | Redacted |
Identified technologies
WebflowGoogle Tag ManagerCloudflare
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