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Rank #1,116Updated November 10, 2026

edx.org

edX | Online Courses, Certificates & Degrees from Leading Institutions

edx.org is registered with Amazon Registrar, Inc. since November 26, 2001 (25.0 years). The registration expires on November 26, 2027. The site runs on Next.js, React, Contentful and 13 other technologies. Its email security grade is C. Its SSL certificate is issued by Amazon and is valid for 165 more days.

Domain age
25.0 yrs
Technologies
16
Email security
C
SSL days left
165

Registration

RegistrarAmazon Registrar, Inc.
IANA ID468
RegisteredNovember 26, 2001
ExpiresNovember 26, 2027
UpdatedOctober 27, 2026
Statusclient transfer prohibited
Name serversns-1472.awsdns-56.org, ns-1753.awsdns-27.co.uk, ns-73.awsdns-09.com, ns-828.awsdns-39.net
DNSSECNot signed

DNS records

TypeValueTTL
A18.64.211.10535
A18.64.211.6735
A18.64.211.3835
A18.64.211.7635
MXaspmx.l.google.com 130
MXaspmx2.googlemail.com 1030
MXaspmx3.googlemail.com 1030
MXalt1.aspmx.l.google.com 530
MXalt2.aspmx.l.google.com 530
NSns-1472.awsdns-56.org172800
NSns-1753.awsdns-27.co.uk172800
NSns-73.awsdns-09.com172800
NSns-828.awsdns-39.net172800
CAAissue 0 amazon.com30
CAAissue 0 comodoca.com30
CAAissue 0 digicert.com30
CAAissue 0 letsencrypt.org30
CAAissue 0 pki.goog; cansignhttpexchanges=yes30
TXTMS=ms897707743600
TXTZOOM_verify_L9I5Fxqkv63ZPy63F1sHvK3600
TXTadobe-idp-site-verification=0614d0e44da9d4b72a75d19e9138eb0052991fb2acb9d62cfd048eee75c7f24b3600
TXTadobe-idp-site-verification=3f2215d19f499a970c4305a59755a6a1eb0f9850d7777a297a46db1e644e71c73600
TXTamazonses:0rz9BauM6+L1fwnDKUmS4nofo+8gZvTReGo5q/EliHY=3600
TXTapple-domain-verification=6VfkC2MXgvez6NHJ3600
TXTatlassian-domain-verification=HN7ngRpg8qAazURti1cdbKGDap2uVfm7uvUYF/m9UkSHtwZM2P5Ub6muuhN47h1w3600
TXTatlassian-domain-verification=xpq-aB5aXpxCKMr7r3eDPHyz+H8uPB16jIppdmlCIloVrhEtCrKucpx/Nnqr1xJg3600
TXTatlassian-sending-domain-verification=5c0c6ccf-f137-44f4-8b59-90f8c09ba7303600
TXTdocusign=3b85e379-88dd-467e-a926-0b63f700d89a3600
TXTdocusign=f1e936d4-bf65-4aed-8c0b-59630d21e09c3600
TXTdropbox-domain-verification=9dvz1ju53nbf3600

Technology stack

Analytics
Cookie consent
Hosting
JavaScript framework
Programming language
Search
Web server

Analytics and advertising IDs

google_tag_manager:GTM-543ZGMK2

SSL certificate

ValidValid
IssuerUS, Amazon RSA 2048 M01, Amazon
ExpiresApril 24, 2027
Days remaining165
ProtocolTLSv1.3
Namesedx.org

Email security

CScore 77/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
  • warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
  • warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
  • goodSPF record found.
  • goodSPF ends with ~all: servers you have not listed are marked as suspicious (soft fail).
  • goodDMARC policy is quarantine: failing mail goes to spam. Move to p=reject for full protection.
  • goodDMARC aggregate reports are sent to mailto:[email protected], mailto:[email protected].
  • goodDKIM keys found (selector: google).
  • good5 MX record(s) found. Mail is handled by Google Workspace.

Homepage metadata

TitleedX | Online Courses, Certificates & Degrees from Leading Institutions
DescriptionFind the online learning path for you, delivered by world-class institutions like Harvard, Google, Amazon, and more.
Languageen
Canonicalhttps://www.edx.org
Structured dataOrganization, ItemList, WebSite
IndexableYes
Word count858

About edx.org

Who is the registrar of edx.org?

edx.org is registered with Amazon Registrar, Inc. (IANA ID 468).

When does edx.org expire?

The current registration of edx.org expires on November 26, 2027. It was first registered on November 26, 2001.

What technology does edx.org use?

We detected 16 technologies on edx.org, including Segment, Amazon CloudFront, Cloudflare, Contentful, WordPress, OneTrust.

Does edx.org protect its email with SPF and DMARC?

edx.org scores 77/100 (grade C) for email security. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection. No TLS-RPT record, so you won't hear about failed encrypted deliveries.

What are the name servers of edx.org?

edx.org uses ns-1472.awsdns-56.org, ns-1753.awsdns-27.co.uk, ns-73.awsdns-09.com, ns-828.awsdns-39.net.