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Domain report

braintrust.dev

braintrust.dev ranks in the top 0.30% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 40 distinct hosts observed under it.

Explore braintrust.dev in the Web Graph

Connectivity

#393,238harmonic-centrality rank
Top percentile
0.30%
Hosts observed
40

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://braintrust.dev/ answered with HTTP 200.

DNS records

A
  • 76.76.21.21
AAAA
No records found.
MX
  • 1 smtp.google.com.
NS
  • ns-1502.awsdns-59.org.
  • ns-1840.awsdns-38.co.uk.
  • ns-288.awsdns-36.com.
  • ns-603.awsdns-11.net.
AS
Server in network AMAZON-02, AS16509 · United States76.76.21.0/24, which holds 76.76.21.21

Live preview

Screenshot of braintrust.dev

This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.

Since braintrust.dev can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

Domain registration (WHOIS / RDAP)

Registrar
Namecheap Inc.
Registered
2021-03-25
Expires
2027-03-25
Last changed
2026-02-28

Nameservers: ns-1502.awsdns-59.org, ns-1840.awsdns-38.co.uk, ns-288.awsdns-36.com, ns-603.awsdns-11.net

Status: client transfer prohibited

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=utf-8
Cache-Control
private, no-cache, no-store, max-age=0, must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
script-src 'self' 'unsafe-eval' 'wasm-unsafe-eval' 'strict-dynamic' 'nonce-YjgwZjRmMjctMzBjNi00NDVjLWE5YjctMTRmOWQ3ZTFiNzFj' *.js.stripe.com js.stripe.com maps.googleapis.com ; style-src 'self' 'unsafe-inline' *.braintrust.dev btcm6qilbbhv4yi1.public.blob.vercel-storage.com fonts.googleapis.com www.gstatic.com d4tuoctqmanu0.cloudfront.net; font-src 'self' data: fonts.gstatic.com btcm6qilbbhv4yi1.public.blob.vercel-storage.com cdn.jsdelivr.net d4tuoctqmanu0.cloudfront.net fonts.googleapis.com mintlify-assets.b-cdn.net fonts.cdnfonts.com; object-src 'none'; base-uri 'self'; form-action 'self' https://www.facebook.com; frame-ancestors 'self'; worker-src 'self' blob:; report-uri https://o4507221741076480.ingest.us.sentry.io/api/4507221754380288/security/?sentry_key=27fa5ac907cf7c6ce4a1ab2a03f805b4&sentry_environment=production&sentry_release=16; report-to csp-endpoint-0
Strict-Transport-Security
max-age=63072000
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://braintrust.dev/HTTP 308

    → https://braintrust.dev/

  2. 2.https://braintrust.dev/HTTP 308

    → https://www.braintrust.dev/

  3. 3.https://www.braintrust.dev/HTTP 200

Meta tags

Title
Braintrust - The active observability platform for agents
Description
Ship quality agents at scale. Braintrust is the AI observability platform for tracing production, running evals, and catching regressions before they reach users.
Canonical
https://www.braintrust.dev
Robots
index, follow
Generator
Not set
Open Graph title
Braintrust - The active observability platform for agents
Open Graph description
Ship quality agents at scale. Braintrust is the AI observability platform for tracing production, running evals, and catching regressions before they reach users.
Open Graph image
https://www.braintrust.dev/og?title=Braintrust+-+The+active+observability+platform+for+agents&description=Ship+quality+agents+at+scale.+Braintrust+is+the+AI+observability+platform+for+tracing+production%2C+running+evals%2C+and+catching+regressions+before+they+reach+users.&v=3
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Braintrust - The active observability platform for agents
Twitter image
https://www.braintrust.dev/og?title=Braintrust+-+The+active+observability+platform+for+agents&description=Ship+quality+agents+at+scale.+Braintrust+is+the+AI+observability+platform+for+tracing+production%2C+running+evals%2C+and+catching+regressions+before+they+reach+users.&v=3

robots.txt

Disallow rules (User-agent: *)
15
Disallow rules (other agents)
0

Sitemap declared:

  • https://www.braintrust.dev/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • Next.jsframework

    Found "_next/static/" in the page's HTML

  • Google Tag Manageranalytics

    Found "googletagmanager.com/gtm.js" in the page's HTML

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.