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lesson-player.ef.studio Open in urlscan Pro
2606:4700:4400::ac40:9448  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://lesson-player.ef.studio/
Effective URL: https://lesson-player.ef.studio/
Submission: On November 21 via manual from DE — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 3 IPs in 1 countries across 2 domains to perform 38 HTTP transactions. The main IP is 2606:4700:4400::ac40:9448, located in United States and belongs to CLOUDFLARENET, US. The main domain is lesson-player.ef.studio. The Cisco Umbrella rank of the primary domain is 768597.
TLS certificate: Issued by E5 on October 26th 2024. Valid for: 3 months.
This is the only time lesson-player.ef.studio was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
34 2606:4700:440... 13335 (CLOUDFLAR...)
2 44.241.132.228 16509 (AMAZON-02)
38 3
Apex Domain
Subdomains		 Transfer
34 ef.studio
lesson-player.ef.studio — Cisco Umbrella Rank: 768597
2 MB
2 amplitude.com
api2.amplitude.com — Cisco Umbrella Rank: 1129
218 B
38 2
Domain Requested by
34 lesson-player.ef.studio lesson-player.ef.studio
2 api2.amplitude.com lesson-player.ef.studio
38 2

This site contains no links.

Subject Issuer Validity Valid
ef.studio
E5		 2024-10-26 -
2025-01-24		 3 months crt.sh
*.amplitude.com
COMODO RSA Domain Validation Secure Server CA		 2024-01-31 -
2025-03-02		 a year crt.sh

This page contains 1 frames:

Primary Page: https://lesson-player.ef.studio/
Frame ID: 9B248E314226AB6E44845519C88D8935
Requests: 35 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

EF - Catalyst Lesson Player

Page URL History Show full URLs

  1. http://lesson-player.ef.studio/ HTTP 307
    https://lesson-player.ef.studio/ Page URL

Page Statistics

38
Requests

95 %
HTTPS

50 %
IPv6

2
Domains

2
Subdomains

3
IPs

1
Countries

2133 kB
Transfer

12921 kB
Size

3
Cookies

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

  1. http://lesson-player.ef.studio/ HTTP 307
    https://lesson-player.ef.studio/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

38 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
lesson-player.ef.studio/
Redirect Chain
  • http://lesson-player.ef.studio/
  • https://lesson-player.ef.studio/
1 KB
790 B 		Document
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
9a38edece704a25acb2c6ab44041df0c4f6b81acc561b010e74d9028ce334143

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Response headers

cache-control
no-store
cf-cache-status
DYNAMIC
cf-ray
8e5f811ff9d1d280-FRA
content-encoding
gzip
content-type
text/html
date
Thu, 21 Nov 2024 09:03:03 GMT
last-modified
Tue, 19 Nov 2024 08:58:04 GMT
server
cloudflare
x-amz-id-2
sJFSTiR3z5IBMnrEKTz374jgmZ5RT+WpwOVEoS1AaeX8bJOpOYQ49C0ugRtkBamxuOz351G4Q3g=
x-amz-request-id
5RJE6QK0RGRAJCBB

Redirect headers

Location
https://lesson-player.ef.studio/
Non-Authoritative-Reason
HttpsUpgrades
styles.93c207078346bde0.css
lesson-player.ef.studio/ 		87 KB
9 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/styles.93c207078346bde0.css
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f4ba1ea2fca613d47d75dc3bad5516dc4d6563f2203d3d35c6e46a7afa6b8401

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Origin
https://lesson-player.ef.studio
Referer
https://lesson-player.ef.studio/

Response headers

cache-control
public, max-age=14400
content-encoding
gzip
cf-cache-status
HIT
etag
W/"93fff28c0bc45732df4a13d342e6d020"
age
4828
x-amz-request-id
W1EA83Q1E13TPSRN
expires
Thu, 21 Nov 2024 13:03:03 GMT
cf-ray
8e5f81216d0ad280-FRA
date
Thu, 21 Nov 2024 09:03:03 GMT
content-type
text/css
last-modified
Tue, 19 Nov 2024 08:58:02 GMT
vary
Accept-Encoding
server
cloudflare
x-amz-id-2
ffRooRHyLK98CpJ3+VXt2B52ipE52N7m8w0KuIAEgfPXqBcfKXh8WgClBljewVLzvLZROBuLG+c7uY9GXH3mQMGi2SExyMzb5Yqxcac0yfg=
spinner.svg
lesson-player.ef.studio/assets/loading_spinner/ 		829 B
610 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://lesson-player.ef.studio/assets/loading_spinner/spinner.svg
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c9f0365443f222a8032a775d40fec7ca0c00917b32866a672e87b39012523c83

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Referer
https://lesson-player.ef.studio/

Response headers

cache-control
public, max-age=14400
content-encoding
gzip
cf-cache-status
HIT
etag
W/"1e5ea0463973e9caa2f6aaa7aaf0ce1b"
age
4203
x-amz-request-id
W1EAHV1WE0ERP5SW
expires
Thu, 21 Nov 2024 13:03:03 GMT
cf-ray
8e5f81216d0fd280-FRA
date
Thu, 21 Nov 2024 09:03:03 GMT
content-type
image/svg+xml
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
vary
Accept-Encoding
server
cloudflare
x-amz-id-2
E8JTzEnQA0Waw/PI8nVU9hcRce4IarbBUKx+qAAw74FIP5RSNtHcL+x2Er9fRVRsHUgmXG9/BsU=
runtime.90ed579cec053161.js
lesson-player.ef.studio/ 		2 KB
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/runtime.90ed579cec053161.js
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ab51ab030d0cd1606436dc47e8e942721449b9f45938a9a27c1b4c18c6c46882

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Origin
https://lesson-player.ef.studio
Referer
https://lesson-player.ef.studio/

Response headers

cache-control
public, max-age=14400
content-encoding
gzip
cf-cache-status
HIT
etag
W/"6002b8cd151b196dc44e7df8056e542a"
age
4203
x-amz-request-id
W1ECWDHVA8B9BJ2Q
expires
Thu, 21 Nov 2024 13:03:03 GMT
cf-ray
8e5f81216d13d280-FRA
date
Thu, 21 Nov 2024 09:03:03 GMT
content-type
application/javascript
last-modified
Tue, 19 Nov 2024 08:58:02 GMT
vary
Accept-Encoding
server
cloudflare
x-amz-id-2
alOUBfX+3vP37zi3triOMJcMsMOrb7X1M4cSkv8SP5/keaFP4c4LbycISZVsNTCmApWQXlHuD7Y=
polyfills.809db7446dc7e11c.js
lesson-player.ef.studio/ 		33 KB
12 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
578adf12afc57241279f74999b281dc2da4e2d9b2bb58d4064738583e23982f7

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Origin
https://lesson-player.ef.studio
Referer
https://lesson-player.ef.studio/

Response headers

cache-control
public, max-age=14400
content-encoding
gzip
cf-cache-status
HIT
etag
W/"a090ab1e9ba4cf2f6ea6808bf3250c66"
age
4563
x-amz-request-id
W1E3PJRNCDF1DHEJ
expires
Thu, 21 Nov 2024 13:03:03 GMT
cf-ray
8e5f81216d14d280-FRA
date
Thu, 21 Nov 2024 09:03:03 GMT
content-type
application/javascript
last-modified
Tue, 19 Nov 2024 08:58:02 GMT
vary
Accept-Encoding
server
cloudflare
x-amz-id-2
kyw5fm3SgluHRROXnz1vPeWF8mKRg+04o0dnahi/kTvTwzuf5VGmdAg3BfOLJD6PqomUIXMptB0=
main.e656e4f5464dc098.js
lesson-player.ef.studio/ 		12 MB
2 MB 		Script
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/main.e656e4f5464dc098.js
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ecb97034347b2269794133692e8a5f725fca9416014ce779ecd5bdb71358efed

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Origin
https://lesson-player.ef.studio
Referer
https://lesson-player.ef.studio/

Response headers

cache-control
public, max-age=14400
content-encoding
gzip
cf-cache-status
HIT
etag
W/"0faed0c58dece05718767bc5f7370d6e-2"
age
4828
x-amz-request-id
W1E80GYV8Q5M8R99
expires
Thu, 21 Nov 2024 13:03:03 GMT
cf-ray
8e5f81216d17d280-FRA
date
Thu, 21 Nov 2024 09:03:03 GMT
content-type
application/javascript
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
vary
Accept-Encoding
server
cloudflare
x-amz-id-2
fqCesyNO7ChmfrTrRegNVTBu+D0AxrUgFT8dUMOe/pEAIrXcDiXc4odfZUrGClLMEtPhUkWHCgFYR+gWyLJljfmRceQ8MjnrZt5XsPSeyAQ=
70653904-93b5-4c55-a008-fa3a233e298e
https://lesson-player.ef.studio/ 		0
0
f7e14a62-95c2-44f3-875d-952891b947bb
https://lesson-player.ef.studio/ 		0
0
en_US.json
lesson-player.ef.studio/assets/i18n/ 		15 KB
5 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/en_US.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0476a4c8396d60fd410354c303a9fc53a4f11f2eca8929215a464389baba4337

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"d07905b22376218a64758bb9e4a95138"
x-amz-request-id
YE7AY9K4P226GZ8D
cf-ray
8e5f81286d91d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
FDpEGgqvOA8hozgusmAAUaZO91FyRlmnJa+GCRbjSvlJ7rjfC1XbPVfd0FS4kkyMdEBcmQH07Zw=
en.json
lesson-player.ef.studio/assets/i18n/ 		9 KB
3 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/en.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0b0e3ce47f1e5789e1c244d3574ab34624515e521dd3ec76192c3127834f7ee1

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"a0e424e95ba8cf2c17fd7f33eae71575"
x-amz-request-id
YE7BDVKA08DPMG2A
cf-ray
8e5f81286d94d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
1o8qqbc92scTgKiw89xrVTmq2NgAkgajNVI76L17GTIaRH3zK6jTOnQI4/maNkbc0uEfa0ykTxE=
en_US.json
lesson-player.ef.studio/assets/i18n/ 		15 KB
0 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/en_US.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0476a4c8396d60fd410354c303a9fc53a4f11f2eca8929215a464389baba4337

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"d07905b22376218a64758bb9e4a95138"
x-amz-request-id
YE7AY9K4P226GZ8D
cf-ray
8e5f81286d91d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
FDpEGgqvOA8hozgusmAAUaZO91FyRlmnJa+GCRbjSvlJ7rjfC1XbPVfd0FS4kkyMdEBcmQH07Zw=
es_ES.json
lesson-player.ef.studio/assets/i18n/ 		16 KB
5 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/es_ES.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
7253374987fce9fe639dbdb792b8d9db3ee3f9f63eeced0e9c2cc2eccb64d91d

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"9ec96e6d5db0d22e86c12e16813b00f3"
x-amz-request-id
YE7CFBZVYZ86EZWR
cf-ray
8e5f81287da4d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
PRQuR9N97O/XoB2bpsUgkbbtZblPB0E7tTaxGNKJhd814SAjXFR8A6F4e7o+lw+1Uw7J77WaIU8=
es_419.json
lesson-player.ef.studio/assets/i18n/ 		16 KB
5 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/es_419.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
69dd082059562b159f5219ca04e276e5722f29e4e51735ffa1ef145cde73d9f3

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"de55ebacd145dd364976fffef6b640d5"
x-amz-request-id
YE7DVCTVRGYVV3XH
cf-ray
8e5f81287da7d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
L8ezBccJJqXgxaoH6F5LS3D3HUnOkBqMIuuWclzJ4KhYnYe7Lj9jY9TkqLSNsJArI5xAVkA+FLs=
de_DE.json
lesson-player.ef.studio/assets/i18n/ 		16 KB
5 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/de_DE.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fd6e3d2095ba7bc2855dca531f8e3de2c8629d8e0ced2cac1e77f9dccfac35cd

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"3622c44e0c40cff75b5b699406228d32"
x-amz-request-id
YE7APRKYECFSHYQ9
cf-ray
8e5f81287da8d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
amY25XyOQLeMGGWYJKdWj24rMu61ujBFnavs99EoM5na0rY4KnJ+cV0Q8LfLzX4twTTYvtRMXPM=
pt_BR.json
lesson-player.ef.studio/assets/i18n/ 		16 KB
5 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/pt_BR.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4b0ee6f6b4641e2a572910097b994bc7fa6c7564a41fd2330f894de636758101

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
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Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"0ad397d692d114783e47115f50250552"
x-amz-request-id
YE73G12BEPX19HT9
cf-ray
8e5f8128ae52d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
NKfRov3UvXxciat8bb48ZYO+xoTVxfvhQfnxKly7Jlg875vYGAsGU2saKtZEUr5/UuBYNvZGV5k=
nl_NL.json
lesson-player.ef.studio/assets/i18n/ 		15 KB
5 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/nl_NL.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
50b9ad80331161573049b1519ce253d0dd287368b9c2b0d241014ad7cb92dd5d

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"8c7821490fd2e8a4f2dc9e8f302c2c8d"
x-amz-request-id
YE70HJTHQ8F9PH2V
cf-ray
8e5f8128ae54d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
jt6E3Hy1hlc7GNXQ1Gak9AD3qZOCvLjcEMkLY1V7ivPzjAZ485ktd+psE1+NnxJ8y2HHzuDlr3Q=
no_NO.json
lesson-player.ef.studio/assets/i18n/ 		15 KB
5 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/no_NO.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4eab1d7e46ec8a3bcb7fbb95406e5a1543c8ef593578ea90d15568d4793eef88

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"42fd8f40d3ddb6156d62ad49a802ff87"
x-amz-request-id
YE7FFS3H2XRR7ZHT
cf-ray
8e5f8128ae56d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
VYF3U+BY6d8jWuCkGjFK/X0q3z3Dw3o1E4ZYPoNRJI13+052tk2v5SFsVOT/1PFSWv9IBOc0y1Y=
da_DK.json
lesson-player.ef.studio/assets/i18n/ 		15 KB
5 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/da_DK.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f629ba954421dbf4d2500a333aa41440e53508237cb199a94f732c522fba1439

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"8feafc7c2969b19727f20cd95e2ff51b"
x-amz-request-id
YE7AJT2956SSPKD0
cf-ray
8e5f8128ae58d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
gHbUIrzRaFTMWdLakjg3JmuGPAaoidxjcHiq+sIuNvqFnShKkhjH11i8jHAs/SNPJnlXWep+RY0=
uk_UA.json
lesson-player.ef.studio/assets/i18n/ 		21 KB
6 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/i18n/uk_UA.json
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
de55513d9efd468cf9a84b03630b23d08443d43a27d5e7ef1a45ca2eedc776f8

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
application/json, text/plain, */*
Referer
https://lesson-player.ef.studio/

Response headers

content-encoding
gzip
cf-cache-status
DYNAMIC
etag
W/"ef5b522f7a098a4e6b94e19ffe4cc64b"
x-amz-request-id
YE71M500YGG2F0PQ
cf-ray
8e5f8128ae59d280-FRA
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
application/json
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
server
cloudflare
x-amz-id-2
7213xWe9a8N0qzz2Jip0Q+kGoEJVz4I6pMUcTBOQMpV3ZSaxDRe/FX9XqK/l5HbjTh9N/814+eo=
ef-circular-book.woff
lesson-player.ef.studio/assets/fonts/ef-circular/ 		126 KB
127 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/fonts/ef-circular/ef-circular-book.woff
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/styles.93c207078346bde0.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
931c3403f9e4bef4b74c1783a9a067911be7fe9f2e164d01538673b8b961830c

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Origin
https://lesson-player.ef.studio
Referer
https://lesson-player.ef.studio/styles.93c207078346bde0.css

Response headers

cf-ray
8e5f81293f95d280-FRA
cache-control
public, max-age=14400
cf-cache-status
HIT
etag
"ed66b0e567dffee06a029be9a900a1f9"
age
4204
x-amz-request-id
GFFQKDQRVFCZAPT5
expires
Thu, 21 Nov 2024 13:03:05 GMT
accept-ranges
bytes
content-length
129315
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
font/woff
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
vary
Accept-Encoding
server
cloudflare
x-amz-id-2
7KKkF6kKxcXbMuolfQqor/7bxdmCk7f6crTY7lIjTwlta1hsDOc/3jxSeckYbhLvK70jw9jJJL3f0VKf8w5ZHd8jKzQbRvtdqgVKPHB4+qw=
ef-black.png
lesson-player.ef.studio/assets/favicon/ 		1 KB
1 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://lesson-player.ef.studio/assets/favicon/ef-black.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:9448 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ecd5bafe927bea6fa4e3dfeb70e73b25b8b96845839ae2421cc1fc4cfdb2ef02

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Referer
https://lesson-player.ef.studio/

Response headers

cf-ray
8e5f812baca3d280-FRA
cache-control
public, max-age=14400
cf-cache-status
HIT
etag
"20e3769b5fee2dbf790fd83554512861"
age
1369
x-amz-request-id
9V7Z6AX1JE7TA8D4
expires
Thu, 21 Nov 2024 13:03:05 GMT
accept-ranges
bytes
content-length
1282
date
Thu, 21 Nov 2024 09:03:05 GMT
content-type
image/png
last-modified
Tue, 19 Nov 2024 08:58:01 GMT
vary
Accept-Encoding
server
cloudflare
x-amz-id-2
iV46MaY1lj/zb9sOf39AkHC2AlpTl7YyPkyWqkA9kXkatchFzk+IS8M6FSCrYklouF6LH0pjCmw=
httpapi
api2.amplitude.com/2/ 		94 B
218 B 		Fetch
General
Check archive.org
Download Go to
Full URL
https://api2.amplitude.com/2/httpapi
Requested by
Host: lesson-player.ef.studio
URL: https://lesson-player.ef.studio/polyfills.809db7446dc7e11c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
44.241.132.228 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-44-241-132-228.us-west-2.compute.amazonaws.com
Software
/
Resource Hash
315905b9288bd11b83454f9001e378523329367bcd50ced995ecc56240cf666c
Security Headers
Name Value
Strict-Transport-Security max-age=15768000

Request headers

Referer
https://lesson-player.ef.studio/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Accept
*/*
Content-Type
application/json

Response headers

strict-transport-security
max-age=15768000
access-control-allow-origin
*
content-length
94
date
Thu, 21 Nov 2024 09:03:07 GMT
content-type
application/json
httpapi
api2.amplitude.com/2/ 		0
0 		Preflight
General
Check archive.org
Download Go to
Full URL
https://api2.amplitude.com/2/httpapi
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
44.241.132.228 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-44-241-132-228.us-west-2.compute.amazonaws.com
Software
/
Resource Hash
Security Headers
Name Value
Strict-Transport-Security max-age=15768000

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type
Access-Control-Request-Method
POST
Origin
https://lesson-player.ef.studio
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Response headers

access-control-allow-headers
content-type
access-control-allow-methods
GET, POST
access-control-allow-origin
*
access-control-max-age
86400
content-length
0
date
Thu, 21 Nov 2024 09:03:07 GMT
strict-transport-security
max-age=15768000

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
lesson-player.ef.studio
URL
blob:https://lesson-player.ef.studio/70653904-93b5-4c55-a008-fa3a233e298e
Domain
lesson-player.ef.studio
URL
blob:https://lesson-player.ef.studio/f7e14a62-95c2-44f3-875d-952891b947bb

Verdicts & Comments Add Verdict or Comment

165 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| webpackChunklesson_player function| Zone function| __zone_symbol__Promise function| __zone_symbol__fetch function| __zone_symbol__setTimeout function| __zone_symbol__clearTimeout function| __zone_symbol__setInterval function| __zone_symbol__clearInterval function| __zone_symbol__requestAnimationFrame function| __zone_symbol__cancelAnimationFrame function| __zone_symbol__webkitRequestAnimationFrame function| __zone_symbol__webkitCancelAnimationFrame function| __zone_symbol__alert function| __zone_symbol__prompt function| __zone_symbol__confirm function| __zone_symbol__MutationObserver function| __zone_symbol__WebKitMutationObserver function| __zone_symbol__IntersectionObserver function| __zone_symbol__FileReader boolean| __zone_symbol__ononsearchpatched boolean| __zone_symbol__ononappinstalledpatched boolean| __zone_symbol__ononbeforeinstallpromptpatched boolean| __zone_symbol__ononbeforexrselectpatched boolean| __zone_symbol__ononabortpatched boolean| __zone_symbol__ononbeforeinputpatched boolean| __zone_symbol__ononbeforematchpatched boolean| __zone_symbol__ononbeforetogglepatched boolean| __zone_symbol__ononblurpatched boolean| __zone_symbol__ononcancelpatched boolean| __zone_symbol__ononcanplaypatched boolean| __zone_symbol__ononcanplaythroughpatched boolean| __zone_symbol__ononchangepatched boolean| __zone_symbol__ononclickpatched boolean| __zone_symbol__ononclosepatched boolean| __zone_symbol__ononcontentvisibilityautostatechangepatched boolean| __zone_symbol__ononcontextlostpatched boolean| __zone_symbol__ononcontextmenupatched boolean| __zone_symbol__ononcontextrestoredpatched boolean| __zone_symbol__ononcuechangepatched boolean| __zone_symbol__onondblclickpatched boolean| __zone_symbol__onondragpatched boolean| __zone_symbol__onondragendpatched boolean| __zone_symbol__onondragenterpatched boolean| __zone_symbol__onondragleavepatched boolean| __zone_symbol__onondragoverpatched boolean| __zone_symbol__onondragstartpatched boolean| __zone_symbol__onondroppatched boolean| __zone_symbol__onondurationchangepatched boolean| __zone_symbol__ononemptiedpatched boolean| __zone_symbol__ononendedpatched boolean| __zone_symbol__ononerrorpatched boolean| __zone_symbol__ononfocuspatched boolean| __zone_symbol__ononformdatapatched boolean| __zone_symbol__ononinputpatched boolean| __zone_symbol__ononinvalidpatched boolean| __zone_symbol__ononkeydownpatched boolean| __zone_symbol__ononkeypresspatched boolean| __zone_symbol__ononkeyuppatched boolean| __zone_symbol__ononloadpatched boolean| __zone_symbol__ononloadeddatapatched boolean| __zone_symbol__ononloadedmetadatapatched boolean| __zone_symbol__ononloadstartpatched boolean| __zone_symbol__ononmousedownpatched boolean| __zone_symbol__ononmouseenterpatched boolean| __zone_symbol__ononmouseleavepatched boolean| __zone_symbol__ononmousemovepatched boolean| __zone_symbol__ononmouseoutpatched boolean| __zone_symbol__ononmouseoverpatched boolean| __zone_symbol__ononmouseuppatched boolean| __zone_symbol__ononmousewheelpatched boolean| __zone_symbol__ononpausepatched boolean| __zone_symbol__ononplaypatched boolean| __zone_symbol__ononplayingpatched boolean| __zone_symbol__ononprogresspatched boolean| __zone_symbol__ononratechangepatched boolean| __zone_symbol__ononresetpatched boolean| __zone_symbol__ononresizepatched boolean| __zone_symbol__ononscrollpatched boolean| __zone_symbol__ononsecuritypolicyviolationpatched boolean| __zone_symbol__ononseekedpatched boolean| __zone_symbol__ononseekingpatched boolean| __zone_symbol__ononselectpatched boolean| __zone_symbol__ononslotchangepatched boolean| __zone_symbol__ononstalledpatched boolean| __zone_symbol__ononsubmitpatched boolean| __zone_symbol__ononsuspendpatched boolean| __zone_symbol__onontimeupdatepatched boolean| __zone_symbol__onontogglepatched boolean| __zone_symbol__ononvolumechangepatched boolean| __zone_symbol__ononwaitingpatched boolean| __zone_symbol__ononwebkitanimationendpatched boolean| __zone_symbol__ononwebkitanimationiterationpatched boolean| __zone_symbol__ononwebkitanimationstartpatched boolean| __zone_symbol__ononwebkittransitionendpatched boolean| __zone_symbol__ononwheelpatched boolean| __zone_symbol__ononauxclickpatched boolean| __zone_symbol__onongotpointercapturepatched boolean| __zone_symbol__ononlostpointercapturepatched boolean| __zone_symbol__ononpointerdownpatched boolean| __zone_symbol__ononpointermovepatched boolean| __zone_symbol__ononpointerrawupdatepatched boolean| __zone_symbol__ononpointeruppatched boolean| __zone_symbol__ononpointercancelpatched boolean| __zone_symbol__ononpointeroverpatched boolean| __zone_symbol__ononpointeroutpatched boolean| __zone_symbol__ononpointerenterpatched boolean| __zone_symbol__ononpointerleavepatched boolean| __zone_symbol__ononselectstartpatched boolean| __zone_symbol__ononselectionchangepatched boolean| __zone_symbol__ononanimationendpatched boolean| __zone_symbol__ononanimationiterationpatched boolean| __zone_symbol__ononanimationstartpatched boolean| __zone_symbol__onontransitionrunpatched boolean| __zone_symbol__onontransitionstartpatched boolean| __zone_symbol__onontransitionendpatched boolean| __zone_symbol__onontransitioncancelpatched boolean| __zone_symbol__ononafterprintpatched boolean| __zone_symbol__ononbeforeprintpatched boolean| __zone_symbol__ononbeforeunloadpatched boolean| __zone_symbol__ononhashchangepatched boolean| __zone_symbol__ononlanguagechangepatched boolean| __zone_symbol__ononmessagepatched boolean| __zone_symbol__ononmessageerrorpatched boolean| __zone_symbol__ononofflinepatched boolean| __zone_symbol__onononlinepatched boolean| __zone_symbol__ononpagehidepatched boolean| __zone_symbol__ononpageshowpatched boolean| __zone_symbol__ononpopstatepatched boolean| __zone_symbol__ononrejectionhandledpatched boolean| __zone_symbol__ononstoragepatched boolean| __zone_symbol__ononunhandledrejectionpatched boolean| __zone_symbol__ononunloadpatched boolean| __zone_symbol__onondevicemotionpatched boolean| __zone_symbol__onondeviceorientationpatched boolean| __zone_symbol__onondeviceorientationabsolutepatched boolean| __zone_symbol__ononpageswappatched boolean| __zone_symbol__ononpagerevealpatched boolean| __zone_symbol__ononscrollendpatched boolean| __zone_symbol__ononscrollsnapchangepatched boolean| __zone_symbol__ononscrollsnapchangingpatched function| __zone_symbol__queueMicrotask object| DD_LOGS object| DD_RUM function| _ function| rollCredits object| __zone_symbol__popstatefalse object| __zone_symbol__hashchangefalse object| __zone_symbol__resizefalse object| __zone_symbol__orientationchangefalse function| __zone_symbol__ON_PROPERTYerror object| __zone_symbol__errorfalse function| __zone_symbol__ON_PROPERTYunhandledrejection object| __zone_symbol__unhandledrejectionfalse object| __zone_symbol__messagefalse function| __zone_symbol__ON_PROPERTYunload object| __zone_symbol__unloadfalse function| getAngularTestability function| getAllAngularTestabilities function| getAllAngularRootElements object| frameworkStabilizers object| analyticsConnectorInstances function| __zone_symbol__addEventListener function| __zone_symbol__removeEventListener function| eventListeners function| removeAllListeners

3 Cookies

Domain/Path Name / Value
.ef.studio/ Name: AMP_MKTG_9518dc7517
Value: JTdCJTdE
.ef.studio/ Name: AMP_9518dc7517
Value: JTdCJTIyZGV2aWNlSWQlMjIlM0ElMjI1ZjFkNTM3MC1mNGNmLTRlMjQtOWI3YS1hNzY1YTY1MzlkNDUlMjIlMkMlMjJzZXNzaW9uSWQlMjIlM0ExNzMyMTc5Nzg1MTA4JTJDJTIyb3B0T3V0JTIyJTNBZmFsc2UlMkMlMjJsYXN0RXZlbnRUaW1lJTIyJTNBMTczMjE3OTc4NTQ2MSUyQyUyMmxhc3RFdmVudElkJTIyJTNBMSU3RA==
lesson-player.ef.studio/ Name: _dd_s
Value: logs=1&id=fbde14c2-63f3-44ac-b1c9-4f1359e2c6a4&created=1732179785025&expire=1732180685032&rum=2

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

api2.amplitude.com
lesson-player.ef.studio
lesson-player.ef.studio
2606:4700:4400::ac40:9448
44.241.132.228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