ted.com

Observed Jul 18, 2026, 12:07 UTC (1d ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onAmazon

Email byGoogle Workspace

Secured byAmazon

Also usesAtlassianGoogle Search Console

1 subdomain · non_profit

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat ted.com actually stands on - every host below is a signed observation

ted.com

A / AAAA

52.7.114.3254.227.197.198

Amazonserves the site

ns-1133.awsdns-13.orgns-191.awsdns-23.comns-1975.awsdns-54.co.ukns-882.awsdns-46.net

awsdns-13.org + awsdns-23.com + moreanswers its DNS

aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.googlemail.com+1 more

Google Workspacereceives its email

TLS

*.ted.com

Amazonissued its certificate

DNS Records

A 2

52.7.114.32
54.227.197.198

MX 5

10aspmx.l.google.com
20alt1.aspmx.l.google.com
30alt2.aspmx.l.google.com
40aspmx2.googlemail.com
50aspmx3.googlemail.com

TXT 10

00Dj0000001oNFg=1TBPg0000000CSb
anthropic-domain-verification-r67a2b=kuaYO2dfFoAua9fk6EfydILTC
atlassian-domain-verification=4timsOUsdaVIPDVxoNaau9lRel9P83lqXmmmtsIImOt3GfoVq5BAvYkKCfqEOLr7
canva-site-verification=o-gjQy5XSCZFLMlzw9BblQ
google-site-verification=UIn4zpG4F9qybIzoM2BeT-O2H3RG6M4vgoC_n8CPzW0
mandrill_verify.iMtYQCwMRNE7tcpyMxeGwQ
tollbit-domain-verification=87fdc3e9954c4a72ae699c04473015754a5d64bfa5002a5cb4702c7fa09399dd
v=spf1 include:aspmx.sailthru.com include:spf.mandrillapp.com include:_spf.google.com include:_spf.intacct.com include:et._spf.pardot.com exists:%{i}._spf.mta.salesforce.com include:mail.zendesk.com ip4:108.60.129.112/28 ~all
v=DMARC1; p=none; pct=100; rua=mailto:re+ld47nrddppg@dmarc.postmarkapp.com; sp=none;
v=BIMI1;l=http://pl.tedcdn.com/logo/ted.svg

NS 4

ns-1133.awsdns-13.org
ns-191.awsdns-23.com
ns-1975.awsdns-54.co.uk
ns-882.awsdns-46.net

SOA 1

ns-1975.awsdns-54.co.uk awsdns-hostmaster.amazon.com

SRV 2

xmpp.l.google.com:5222 p5
xmpp-server.l.google.com:5269 p5

TLS Certificates (3)

Common Name	Issuer	Expires
`*.ted.com`	C=US, O=Amazon, CN=Amazon RSA 2048 M01	Thu, 17 Dec 2026 23:59:59 +0000
`Amazon RSA 2048 M01`	C=US, O=Amazon, CN=Amazon Root CA 1	Fri, 23 Aug 2030 22:21:28 +0000
`Amazon Root CA 1`	C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2	Thu, 31 Dec 2037 01:00:00 +0000

Subdomains (1)

www.ted.com

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for ted.com. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/ted.com">
  <img src="https://domaindrift.io/badge/ted.com.svg"
       width="300" height="64" alt="DomainDrift signed observations for ted.com">
</a>

Ed25519 Receipt

Receipt ID: a38f58fa-a62f-42ae-b595-d8cee0b02057
Output Hash: e02d32d075355784b6831b01294f98de6ee972516ed388a106b33bcf63c5177e
Signature: ed25519:f8c11702b294cc3fff29fd9de1d454ba2979a56cecf67b75c0af3116931b2b2b5dc692a6456816f11cd5b44a911a22829cf95f3b072f4c4e8c42348af643650a
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/ted.com