`auth.ted.com`

DNSSEC	⚠️ Not signed
A	52.7.243.220^{🇺🇸 Amazon52.4.0.0/14 EC2 IAD prefix}
		PTR	`ec2-52-7-243-220.compute-1.amazonaws.com`
A	98.87.118.209^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}

`ted.com`

	DNSSEC	⚠️ Not signed
	A	52.21.130.144^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
	A	52.200.122.105^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
	NS	`ns-1975.awsdns-54.co.uk` ⭐
	NS	`ns-1133.awsdns-13.org`
	NS	`ns-191.awsdns-23.com`
	NS	`ns-882.awsdns-46.net`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
	MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
	MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
	MX	`aspmx3.googlemail.com`⁽⁵⁰⁾
	TXT	`00Dj0000001oNFg=1TBPg0000000CSb`
	TXT	`anthropic-domain-verification-r67a2b=kuaYO2dfFoAua9fk6EfydILTC`
	TXT	`atlassian-domain-verification=4timsOUsdaVIPDVxoNaau9lRel9P83lqXmmmtsIImOt3Gfo...`
	TXT	`canva-site-verification=o-gjQy5XSCZFLMlzw9BblQ`
	TXT	`google-site-verification=UIn4zpG4F9qybIzoM2BeT-O2H3RG6M4vgoC_n8CPzW0`
	TXT	`mandrill_verify.iMtYQCwMRNE7tcpyMxeGwQ`
	TXT	`tollbit-domain-verification=87fdc3e9954c4a72ae699c04473015754a5d64bfa5002a5cb...`
	TXT	`v=spf1 include:aspmx.sailthru.com include:spf.mandrillapp.com include:_spf.go...`
	SOA	`ns-1975.awsdns-54.co.uk`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (90/100)
rank #212 globally
rank #138 in the tld
This domain "ted.com" belongs to the TED Conferences LLC, a media organization that posts talks online for free distribution under the slogan "ideas worth spreading." TED was conceived by Richard Saul Wurman in February 1984 as a conference; it has been held annually since 1990. The website features presentations from the TED Conference, where the world's leading thinkers and doers give the talk of their lives in 18 minutes or less.WOT: SAFE (95/100)
📈 Tranco rank: #672

TED - Ideas Worth Spreading

TED is a nonprofit organization dedicated to spreading transformative ideas through short, powerful talks. Founded by Richard Saul Wurman in 1984, TED began as a conference bringing together people from Technology, Entertainment, and Design. Today, TED has evolved into a global platform reaching millions worldwide with its mission that "ideas change everything."

Key Products & Services

TED Talks - Flagship presentations by experts and innovators across technology, science, business, and culture
TEDx - Independently organized local events bringing TED's format to communities worldwide
TED-Ed - Award-winning educational content for learners of all ages
TED Audio Collective - Podcasts exploring ideas in depth
The Audacious Project - Funding initiative for bold solutions to global challenges

Infrastructure

TED's website is hosted on Amazon Web Services (AS14618) with IPs52.202.228.198and100.29.172.130. DNS is managed through AWS Route 53 nameservers. Email is handled by Google Workspace (aspmx.l.google.com and alternates). The domain ranks #201 globally and #642 on Tranco, reflecting its significant web presence.

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DNS History

17 records (2 active, 15 former)

○A107.20.242.1452026-04-09 → 2026-04-09 · 4 obs

○ 2026-04-02 09:25:02
● 2026-04-09 22:47:42
○ 2026-04-21 00:56:40
○ 2026-05-09 14:32:34

○A23.20.181.1542026-04-27 → 2026-04-27 · 4 obs

○ 2026-04-21 00:56:40
● 2026-04-27 21:52:28
○ 2026-05-06 20:03:34
○ 2026-05-09 14:32:34

○A34.193.5.2512026-03-23 → 2026-03-25 · 5 obs

○ 2026-02-27 00:54:02
● 2026-03-23 21:24:52
● 2026-03-25 15:21:18
○ 2026-03-28 14:23:48
○ 2026-05-09 14:32:34

○A34.231.84.2382017-09-21 → 2017-09-21 · 4 obs

○ 2016-12-09 13:32:42
● 2017-09-21 06:33:38
○ 2026-02-18 05:04:52
○ 2026-05-09 14:32:34

○A35.171.136.2052026-02-18 → 2026-02-27 · 5 obs

○ 2017-09-21 06:33:38
● 2026-02-18 05:04:52
● 2026-02-27 00:54:02
○ 2026-03-23 21:24:52
○ 2026-05-09 14:32:34

○A44.209.229.1542026-02-18 → 2026-02-27 · 5 obs

○ 2017-09-21 06:33:38
● 2026-02-18 05:04:52
● 2026-02-27 00:54:02
○ 2026-03-23 21:24:52
○ 2026-05-09 14:32:34

○A44.216.222.82026-04-21 → 2026-04-21 · 4 obs

○ 2026-04-09 22:47:42
● 2026-04-21 00:56:40
○ 2026-04-27 21:52:28
○ 2026-05-09 14:32:34

○A44.218.105.2392026-03-23 → 2026-03-25 · 5 obs

○ 2026-02-27 00:54:02
● 2026-03-23 21:24:52
● 2026-03-25 15:21:18
○ 2026-03-28 14:23:48
○ 2026-05-09 14:32:34

○A52.22.237.2172016-12-09 → 2016-12-09 · 3 obs

● 2016-12-09 13:32:42
○ 2017-09-21 06:33:38
○ 2026-05-09 14:32:34

○A52.44.137.2532026-03-28 → 2026-04-02 · 5 obs

○ 2026-03-25 15:21:18
● 2026-03-28 14:23:48
● 2026-04-02 09:25:02
○ 2026-04-09 22:47:42
○ 2026-05-09 14:32:34

●A52.7.243.2202026-05-06 → 2026-05-09 · 3 obs

○ 2026-04-27 21:52:28
● 2026-05-06 20:03:34
● 2026-05-09 14:32:34

○A52.72.101.2192016-12-09 → 2016-12-09 · 3 obs

● 2016-12-09 13:32:42
○ 2017-09-21 06:33:38
○ 2026-05-09 14:32:34

○A54.164.204.182017-09-21 → 2017-09-21 · 4 obs

○ 2016-12-09 13:32:42
● 2017-09-21 06:33:38
○ 2026-02-18 05:04:52
○ 2026-05-09 14:32:34

○A54.84.193.1582026-03-28 → 2026-04-09 · 5 obs

○ 2026-03-25 15:21:18
● 2026-03-28 14:23:48
● 2026-04-09 22:47:42
○ 2026-04-21 00:56:40
○ 2026-05-09 14:32:34

○A54.86.77.1512026-04-21 → 2026-04-27 · 5 obs

○ 2026-04-09 22:47:42
● 2026-04-21 00:56:40
● 2026-04-27 21:52:28
○ 2026-05-06 20:03:34
○ 2026-05-09 14:32:34

●A98.87.118.2092026-05-06 → 2026-05-09 · 3 obs

○ 2026-04-27 21:52:28
● 2026-05-06 20:03:34
● 2026-05-09 14:32:34

○A98.89.106.1602026-02-18 → 2026-05-09 · 2 obs

○ 2026-02-18 05:04:52
○ 2026-05-09 14:32:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ted.com	ns-191.awsdns-23.com, ns-882.awsdns-46.net, ns-1133.awsdns-13.org, ns-1975.awsdns-54.co.uk	2 records

✅ Authoritative Response

Server:205.251.192.191

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ted.com (unsigned zone)

⏱️ Timing

Total: 224ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.7.243.220, 98.87.118.209`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-191.awsdns-23.com, ns-191.awsdns-23.com)

Analysis

IP Addresses

auth.ted.com points to two IPs: 52.7.243.220 and 98.87.118.209.

Other host names, for instance www.cloudlytics.com, share IP numbers with auth.ted.com.

auth.ted.com - robtex.com

auth.ted.com

ted.com