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Domain answer

tefl.org

83

live countable technologies on this host, of 95 live detections. Last looked 9 Sept 2026.

fresh9 Sept 2026|first crawled 28 Aug 2020|HTTP 422|root domain, 10 hosts under it

TEFL Organisation Ltd, known as TEFL Org UK, is a British educational institution and training provider engaged in TEFL certification courses. The company offers online, classroom, and hybrid TEFL training, including diploma and advanced courses, and provides resources such as a TEFL Jobs Centre and job placement support. TEFL Org UK is accredited by multiple international bodies and operates as an Employee Ownership Trust. The company also engages in educational partnerships and supports global teaching opportunities.

What tefl.org runs

Technologies with their datesof 95 live detections on this hostverified 9 Sept 2026

Technology
Category
First verified
Last verified
Seen
Version
2025-04-29
2025-04-30
x5
none seen
2025-04-17
2026-09-09
x22
none seen
2025-04-29
2025-04-30
x5
none seen
2025-04-29
2026-09-09
x8
none seen
2025-04-29
2026-09-09
x8
none seen
2025-04-29
2025-04-30
x3
4.4.7
2025-04-28
2026-08-11
x4
1.3.15
2025-04-29
2025-04-30
x3
3.5.2
2025-03-18
2026-02-28
x10
none seen
2025-07-22
2026-09-09
x9
none seen
2025-04-28
2026-08-11
x4
none seen
2023-10-18
2025-04-30
x5
none seen
2025-07-22
2026-09-09
x9
none seen
2025-04-28
2026-08-11
x4
1.10.9
2025-05-03
2025-05-03
x1
none seen
2026-09-01
2026-09-09
x2
none seen
2025-05-03
2025-05-03
x1
none seen
2020-08-28
2026-09-09
x11
none seen
AWS Certificate Manager2025-04-30TLS and Certificatesx5
Adobe Fonts2026-09-09Media and Assetsx22
Amazon CloudFront2025-04-30Content Delivery and Edgex5
Amazon S32026-09-09Hosting and Cloud Providersx8
Amazon Web Services2026-09-09Hosting and Cloud Providersx8
Angular2025-04-30JavaScript Frameworksx3
AngularJS2026-08-11JavaScript Frameworksx4
Animate.css2025-04-30UI Frameworks and Componentsx3
Apache HTTP Server2026-02-28Web Serversx10
Bootstrap2026-09-09UI Frameworks and Componentsx12
CIVIC2026-09-09Consent and Privacyx9
Chart.js2026-08-11JavaScript Librariesx4
Cloudflare2025-04-30Content Delivery and Edgex5
Cookie Control2026-09-09Consent and Privacyx9
DataTables2026-08-11JavaScript Librariesx4
Day.js2025-05-03JavaScript Librariesx1
DoubleClick2026-09-09Advertisingx2
DoubleClick Floodlight2026-09-09Retargeting and Attributionx6
Element UI2025-05-03UI Frameworks and Componentsx1
Facebook2026-09-09Social and Contentx11

20 of 83 live countable"Seen" is the number of snapshots the detection was verified in

63 more live countable technologies on this host, with their dates
Technology
Category
First verified
Last verified
Seen
Version
2023-10-18
2026-09-09
x10
2.9.397
2025-10-17
2026-09-09
x8
none seen
2020-08-28
2025-05-03
x6
4.7.0
2025-07-22
2026-09-09
x9
none seen
2026-09-01
2026-09-09
x3
none seen
2026-09-01
2026-09-09
x3
none seen
2020-08-28
2026-09-09
x11
none seen
2020-08-28
2026-02-28
x14
none seen
2020-08-28
2026-09-09
x20
none seen
2026-08-11
2026-08-11
x1
none seen
2025-03-18
2026-09-09
x20
none seen
2025-04-17
2026-09-09
x10
none seen
2025-04-16
2025-05-02
x2
none seen
2023-10-18
2026-09-09
x10
none seen
2025-07-22
2026-09-09
x9
none seen
2025-04-17
2026-09-09
x9
none seen
2020-08-28
2026-09-09
x23
4.17.21
2025-04-17
2026-09-09
x10
3.3.1.2
2023-10-18
2026-09-09
x10
none seen
2023-10-18
2026-09-09
x10
0.8.19
2025-04-28
2026-08-11
x4
2.9.0
2020-08-28
2026-09-09
x23
none seen
2025-04-16
2026-02-20
x7
none seen
2023-10-18
2026-09-09
x11
none seen
2020-08-28
2026-08-11
x14
1.10.3
2025-04-17
2026-09-09
x10
none seen
2020-08-28
2026-09-09
x25
7.0.10
2023-10-18
2026-09-09
x11
none seen
2023-10-18
2026-09-09
x10
none seen
2020-08-28
2026-08-11
x3
none seen
2023-10-18
2026-09-09
x10
none seen
2025-07-22
2026-09-09
x9
none seen
2025-03-18
2026-02-28
x12
none seen
2025-07-22
2026-09-09
x9
none seen
2023-10-18
2026-09-09
x10
none seen
2025-04-16
2025-05-02
x2
none seen
2026-09-01
2026-09-09
x3
none seen
2025-04-29
2025-04-30
x3
none seen
2023-10-18
2026-09-09
x23
none seen
2020-08-28
2026-08-11
x12
none seen
2025-05-02
2025-05-02
x1
none seen
2025-04-17
2026-09-09
x11
none seen
2025-04-25
2026-02-28
x9
none seen
2023-10-18
2026-09-09
x14
none seen
2020-08-28
2026-02-28
x10
3.2.6
2020-08-28
2026-09-09
x23
4.8.25
2025-04-25
2026-02-28
x9
none seen
2020-08-28
2026-09-09
x12
23.7
2025-07-22
2026-09-09
x9
none seen
2023-10-18
2025-04-30
x5
none seen
2023-10-18
2026-09-09
x15
3.24.1
2026-09-01
2026-09-09
x3
none seen
2020-08-28
2026-08-11
x21
2.1.4
2025-04-25
2026-02-28
x9
none seen
2025-04-16
2026-08-11
x19
none seen
2020-08-28
2026-02-28
x12
1.4.1
2025-04-17
2026-02-28
x10
none seen
2020-08-28
2026-08-11
x5
1.11.4
2025-04-25
2026-02-28
x9
none seen
2025-04-29
2025-04-30
x3
none seen
2020-08-28
2026-02-28
x10
none seen
12 web standards present on this host, not counted

CSS, Cart Functionality, HSTS, HTML, HTML5, JavaScript, Open Graph, PWA, Priority Hints, RSS, Really Simple Discovery, WebP

39 technologies seen on earlier snapshots and missing from the latest one, kept with their last verified date
Technology
Category
First verified
Last verified
Retargeting and Attribution
2023-10-18
2023-10-18
Consent and Privacy
2023-10-18
2023-10-18
Social and Content
2020-08-28
2020-08-28
Ecommerce Apps and Extensions
2025-12-23
2026-02-20
Retargeting and Attribution
2020-08-28
2020-08-28
Social and Content
2020-08-28
2020-08-28
Advertising
2023-10-18
2023-10-18
Retargeting and Attribution
2023-10-18
2023-10-18
Web Analytics
2020-08-28
2020-08-28
Advertising
2025-12-23
2026-02-20
JavaScript Libraries
2020-08-28
2020-08-28
Web Analytics
2020-08-28
2023-10-18
JavaScript Libraries
2020-08-28
2020-08-28
Retargeting and Attribution
2023-10-18
2023-10-18
Advertising
2023-10-18
2023-10-18
Email Campaigns and Transactional Email
2023-10-18
2023-10-18
Marketing Automation
2025-07-22
2025-12-23
Web Analytics
2023-10-18
2023-10-18
JavaScript Libraries
2020-08-28
2025-04-17
Build and Developer Tools
2023-10-18
2023-10-18
JavaScript Libraries
2020-08-28
2020-08-28
Live Chat and Messaging
2020-08-28
2025-04-17
Mobile and App Frameworks
2025-04-17
2025-04-17
Consent and Privacy
2020-08-28
2020-08-28
JavaScript Libraries
2025-04-17
2025-04-17
Reviews and Loyalty
2023-10-18
2025-04-17
Build and Developer Tools
2023-10-18
2023-10-18
CMS and Site Builders
2025-12-23
2026-02-20
JavaScript Libraries
2020-08-28
2025-04-17
Affiliate and Referral
2023-10-18
2023-10-18
JavaScript Libraries
2023-10-18
2025-04-17
Media and Assets
2020-08-28
2025-04-17
JavaScript Libraries
2020-08-28
2020-08-28
Performance and Caching
2020-08-28
2020-08-28
Video and Livestreaming
2023-10-18
2025-04-17
Web Servers
2020-08-28
2020-08-28
JavaScript Libraries
2025-04-17
2025-04-17
JavaScript Libraries
2025-04-17
2025-04-17
Build and Developer Tools
2020-08-28
2023-10-18

Resolved company

TEFL Org UK

Legal nameTEFL Organisation Ltd
CategoryLanguage & Speaking Schools
Industrymostly 611630 in 61 Educational Services (70.0%)
Also611430 in 61 Educational Services (30.0%)
HQSCT, United Kingdom
Founded2008
Employees10 to 100
Veridion IDPNHYT3RY2GRDRLKW

Hosts under tefl.org

Hostsof 10 sharing this rootlatest verified 9 Sept 2026

fresh, within 30 days1
recent, within 90 days1
stale, more than a year8

Freshness on the fixed day scale8 of 10 hosts were last verified more than a year ago

Host
Verified
fresh9 Sept 2026
recent11 Aug 2026
stale28 Feb 2026
stale3 May 2025
stale2 May 2025
stale2 May 2025
stale30 Apr 2025
stale30 Apr 2025
tefl.orgfresh9 Sept 2026
teflcrm.tefl.orgrecent11 Aug 2026
shop.tefl.orgstale28 Feb 2026
stats.tefl.orgstale3 May 2025
account.tefl.orgstale2 May 2025
lms-staging.tefl.orgstale2 May 2025
class.tefl.orgstale30 Apr 2025
courses.tefl.orgstale30 Apr 2025

8 of 10 hosts, the most recently verifiedAll 10 hosts and their dates

The 10 hosts and their dates
HostFirst crawledLast crawledFreshness
tefl.org2020-08-282026-09-09fresh
account.tefl.org2025-05-022025-05-02stale
class.tefl.org2025-04-292025-04-30stale
courses.tefl.org2025-04-292025-04-30stale
data-staging.tefl.org2025-04-302025-04-30stale
data.tefl.org2025-04-282025-04-30stale
lms-staging.tefl.org2025-05-022025-05-02stale
shop.tefl.org2025-04-252026-02-28stale
stats.tefl.org2025-05-032025-05-03stale
teflcrm.tefl.org2025-04-282026-08-11recent

What TEFL Org UK is classified as

611630 in Educational Services700
611430 in Educational Services300

Share of the entity's activity2 codes, heaviest first, per milleverified 9 Sept 2026

The 2 codes in this chart
CodeShareScore
61163070.0%1.00
61143030.0%1.00

Open as a segment

Companies running jQuery.ScrollTo, jsDelivr, prettyPhoto, the 3 least common technologies on this host. Counting is free; change the set on the segment page.

/companies/tech-jquery-scrollto/tech-jsdelivr/tech-prettyphoto

Count them, free