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Domain report

ted.com

ted.com ranks in the top 0.00027% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 168 distinct hosts observed under it.

Explore ted.com in the Web Graph

Connectivity

#363harmonic-centrality rank
Top percentile
0.00027%
Hosts observed
168

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://ted.com/ answered with HTTP 200.

DNS records

A
  • 54.237.107.19
  • 98.91.173.106
AAAA
No records found.
MX
  • 10 aspmx.l.google.com.
  • 20 alt1.aspmx.l.google.com.
  • 30 alt2.aspmx.l.google.com.
  • 40 aspmx2.googlemail.com.
  • 50 aspmx3.googlemail.com.
NS
  • ns-1133.awsdns-13.org.
  • ns-191.awsdns-23.com.
  • ns-1975.awsdns-54.co.uk.
  • ns-882.awsdns-46.net.

Live preview

Screenshot of ted.com

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

Since ted.com 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)

RDAP lookup failed (HTTP 429).

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
s-maxage=180, stale-while-revalidate=31535820
Content-Encoding
Not sent

Security

Content-Security-Policy
base-uri 'self'; object-src 'none'
Strict-Transport-Security
max-age=31557600
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://ted.com/HTTP 301

    → https://ted.com/

  2. 2.https://ted.com/HTTP 301

    → https://www.ted.com/

  3. 3.https://www.ted.com/HTTP 200

Meta tags

Title
TED: Ideas change everything
Description
TED Talks are influential videos from expert speakers on education, business, science, tech and creativity, with subtitles in 100+ languages. Ideas free to stream and download.
Canonical
https://www.ted.com/
Robots
index, follow
Generator
Not set
Open Graph title
TED: Ideas change everything
Open Graph description
TED Talks are influential videos from expert speakers on education, business, science, tech and creativity, with subtitles in 100+ languages. Ideas free to stream and download.
Open Graph image
https://pi.tedcdn.com/r/pl.tedcdn.com/social/ted-logo-fb.png?v=wAff13s?
Open Graph type
Not set
Twitter card
summary_large_image
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
14
Disallow rules (other agents)
57

Sitemap declared:

  • https://www.ted.com/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

Related domains

Similar connectivity

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