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104.22.33.157  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://www.commonlit.org/en/students/student_lessons/9060571
Effective URL: https://www.commonlit.org/en/students/student_lessons/9060571
Submission: On September 30 via manual from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 2 IPs in 1 countries across 1 domains to perform 13 HTTP transactions. The main IP is 104.22.33.157, located in and belongs to CLOUDFLARENET, US. The main domain is www.commonlit.org.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on July 6th 2021. Valid for: a year.
This is the only time www.commonlit.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 13 104.22.33.157 13335 (CLOUDFLAR...)
13 2
Apex Domain
Subdomains		 Transfer
13 commonlit.org
www.commonlit.org
124 KB
13 1
Domain Requested by
13 www.commonlit.org 1 redirects www.commonlit.org
13 1

This site contains links to these domains. Also see Links.

Domain
www.cloudflare.com
Subject Issuer Validity Valid
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3		 2021-07-06 -
2022-07-05		 a year crt.sh

This page contains 1 frames:

Primary Page: https://www.commonlit.org/en/students/student_lessons/9060571
Frame ID: 7B328EED9993018DB8BC549FADA59B3F
Requests: 15 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Just a moment...

Page URL History Show full URLs

  1. http://www.commonlit.org/en/students/student_lessons/9060571 HTTP 301
    https://www.commonlit.org/en/students/student_lessons/9060571 Page URL
  2. https://www.commonlit.org/en/students/student_lessons/9060571 Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <style[^>]+[^<]+#cf-hcaptcha-container[^<]+</style>

Page Statistics

13
Requests

92 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

2
IPs

1
Countries

124 kB
Transfer

250 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://www.commonlit.org/en/students/student_lessons/9060571 HTTP 301
    https://www.commonlit.org/en/students/student_lessons/9060571 Page URL
  2. https://www.commonlit.org/en/students/student_lessons/9060571 Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 0
  • http://www.commonlit.org/en/students/student_lessons/9060571 HTTP 301
  • https://www.commonlit.org/en/students/student_lessons/9060571

13 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
9060571
www.commonlit.org/en/students/student_lessons/
Redirect Chain
  • http://www.commonlit.org/en/students/student_lessons/9060571
  • https://www.commonlit.org/en/students/student_lessons/9060571
9 KB
10 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.commonlit.org/en/students/student_lessons/9060571
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
aefcf4d2c0e7e52ca628e0b11ac55367417e56305099f6071f61403303b898da
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

:method
GET
:authority
www.commonlit.org
:scheme
https
:path
/en/students/student_lessons/9060571
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
accept-language
de-DE,de;q=0.9
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site
none
sec-fetch-mode
navigate
sec-fetch-user
?1
sec-fetch-dest
document
accept-encoding
gzip, deflate, br
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
Accept-Language
de-DE,de;q=0.9

Response headers

date
Thu, 30 Sep 2021 18:18:34 GMT
content-type
text/html; charset=UTF-8
x-frame-options
SAMEORIGIN
permissions-policy
accelerometer=(),autoplay=(),camera=(),clipboard-read=(),clipboard-write=(),fullscreen=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
expires
Thu, 01 Jan 1970 00:00:01 GMT
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
server
cloudflare
cf-ray
696f745fbb1c42f1-FRA

Redirect headers

Date
Thu, 30 Sep 2021 18:18:34 GMT
Transfer-Encoding
chunked
Connection
keep-alive
Cache-Control
max-age=3600
Expires
Thu, 30 Sep 2021 19:18:34 GMT
Location
https://www.commonlit.org/en/students/student_lessons/9060571
Vary
Accept-Encoding
Server
cloudflare
CF-RAY
696f745f79412b22-FRA
v1
www.commonlit.org/cdn-cgi/challenge-platform/h/b/orchestrate/jsch/ 		36 KB
13 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.commonlit.org/cdn-cgi/challenge-platform/h/b/orchestrate/jsch/v1?ray=696f745fbb1c42f1
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/en/students/student_lessons/9060571
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
14e8fdb242d23233cf4a87ab9087638a107a2866f641d5c49aa758bc1d509a2b

Request headers

:path
/cdn-cgi/challenge-platform/h/b/orchestrate/jsch/v1?ray=696f745fbb1c42f1
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
de-DE,de;q=0.9
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.commonlit.org
referer
https://www.commonlit.org/en/students/student_lessons/9060571
:scheme
https
sec-fetch-site
same-origin
:method
GET
Accept-Language
de-DE,de;q=0.9
Referer
https://www.commonlit.org/en/students/student_lessons/9060571
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

date
Thu, 30 Sep 2021 18:18:34 GMT
content-encoding
br
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
text/javascript
cache-control
max-age=0, must-revalidate
cf-ray
696f745ffbb242f1-FRA
transparent.gif
www.commonlit.org/cdn-cgi/images/trace/jschal/js/ 		42 B
101 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.commonlit.org/cdn-cgi/images/trace/jschal/js/transparent.gif?ray=696f745fbb1c42f1
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/en/students/student_lessons/9060571
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

:path
/cdn-cgi/images/trace/jschal/js/transparent.gif?ray=696f745fbb1c42f1
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
de-DE,de;q=0.9
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.commonlit.org
referer
https://www.commonlit.org/en/students/student_lessons/9060571
:scheme
https
sec-fetch-site
same-origin
:method
GET
Accept-Language
de-DE,de;q=0.9
Referer
https://www.commonlit.org/en/students/student_lessons/9060571
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

date
Thu, 30 Sep 2021 18:18:34 GMT
x-content-type-options
nosniff
last-modified
Tue, 21 Sep 2021 15:50:56 GMT
server
cloudflare
etag
"6149ff60-2a"
x-frame-options
DENY
content-type
image/gif
cache-control
max-age=7200 public
accept-ranges
bytes
cf-ray
696f745ffbb442f1-FRA
vary
Accept-Encoding
content-length
42
expires
Thu, 30 Sep 2021 20:18:34 GMT
transparent.gif
www.commonlit.org/cdn-cgi/images/trace/jschal/nojs/ 		42 B
220 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.commonlit.org/cdn-cgi/images/trace/jschal/nojs/transparent.gif?ray=696f745fbb1c42f1
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/en/students/student_lessons/9060571
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

:path
/cdn-cgi/images/trace/jschal/nojs/transparent.gif?ray=696f745fbb1c42f1
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
de-DE,de;q=0.9
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.commonlit.org
referer
https://www.commonlit.org/en/students/student_lessons/9060571
:scheme
https
sec-fetch-site
same-origin
:method
GET
Accept-Language
de-DE,de;q=0.9
Referer
https://www.commonlit.org/en/students/student_lessons/9060571
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

date
Thu, 30 Sep 2021 18:18:34 GMT
x-content-type-options
nosniff
last-modified
Tue, 21 Sep 2021 15:50:56 GMT
server
cloudflare
etag
"6149ff60-2a"
x-frame-options
DENY
content-type
image/gif
cache-control
max-age=7200 public
accept-ranges
bytes
cf-ray
696f745ffbb642f1-FRA
vary
Accept-Encoding
content-length
42
expires
Thu, 30 Sep 2021 20:18:34 GMT
dbc5e46ce5be363
www.commonlit.org/cdn-cgi/challenge-platform/h/b/flow/ov1/0.614038484623284:1633025061:325c1db2c0973debd0f32ab8603793e2a7842efd401a9e3571eca71e11656e22/696f745fbb1c42f1/ 		87 KB
37 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.commonlit.org/cdn-cgi/challenge-platform/h/b/flow/ov1/0.614038484623284:1633025061:325c1db2c0973debd0f32ab8603793e2a7842efd401a9e3571eca71e11656e22/696f745fbb1c42f1/dbc5e46ce5be363
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/cdn-cgi/challenge-platform/h/b/orchestrate/jsch/v1?ray=696f745fbb1c42f1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
529b56c3cf043a27ec72cf5c574b1e1603fafe6607417f467401fd1dc70e2160

Request headers

sec-fetch-mode
cors
origin
https://www.commonlit.org
accept-encoding
gzip, deflate, br
accept-language
de-DE,de;q=0.9
sec-fetch-dest
empty
cookie
cf_chl_2=dbc5e46ce5be363; cf_chl_prog=e
content-length
1650
:path
/cdn-cgi/challenge-platform/h/b/flow/ov1/0.614038484623284:1633025061:325c1db2c0973debd0f32ab8603793e2a7842efd401a9e3571eca71e11656e22/696f745fbb1c42f1/dbc5e46ce5be363
pragma
no-cache
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
content-type
application/x-www-form-urlencoded
accept
*/*
cache-control
no-cache
:authority
www.commonlit.org
referer
https://www.commonlit.org/en/students/student_lessons/9060571
:scheme
https
sec-fetch-site
same-origin
cf-challenge
dbc5e46ce5be363
:method
POST
Referer
https://www.commonlit.org/en/students/student_lessons/9060571
Accept-Language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
CF-Challenge
dbc5e46ce5be363
Content-type
application/x-www-form-urlencoded

Response headers

date
Thu, 30 Sep 2021 18:18:35 GMT
content-encoding
br
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
text/plain;charset=UTF-8
set-cookie
cf_chl_seq_dbc5e46ce5be363=e774d9377cc2746;SameSite=Strict;Secure;HttpOnly
cf-ray
696f74608d7242f1-FRA
dbc5e46ce5be363
www.commonlit.org/cdn-cgi/challenge-platform/h/b/flow/ov1/0.614038484623284:1633025061:325c1db2c0973debd0f32ab8603793e2a7842efd401a9e3571eca71e11656e22/696f745fbb1c42f1/ 		2 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.commonlit.org/cdn-cgi/challenge-platform/h/b/flow/ov1/0.614038484623284:1633025061:325c1db2c0973debd0f32ab8603793e2a7842efd401a9e3571eca71e11656e22/696f745fbb1c42f1/dbc5e46ce5be363
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/cdn-cgi/challenge-platform/h/b/orchestrate/jsch/v1?ray=696f745fbb1c42f1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3be01f2cdccee7b942144059e93d186066d393d27b28275b9f5efde1f75cc502

Request headers

sec-fetch-mode
cors
origin
https://www.commonlit.org
accept-encoding
gzip, deflate, br
accept-language
de-DE,de;q=0.9
sec-fetch-dest
empty
cookie
cf_chl_seq_dbc5e46ce5be363=e774d9377cc2746; cf_chl_2=dbc5e46ce5be363; cf_chl_prog=b0
content-length
18938
:path
/cdn-cgi/challenge-platform/h/b/flow/ov1/0.614038484623284:1633025061:325c1db2c0973debd0f32ab8603793e2a7842efd401a9e3571eca71e11656e22/696f745fbb1c42f1/dbc5e46ce5be363
pragma
no-cache
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
content-type
application/x-www-form-urlencoded
accept
*/*
cache-control
no-cache
:authority
www.commonlit.org
referer
https://www.commonlit.org/en/students/student_lessons/9060571
:scheme
https
sec-fetch-site
same-origin
cf-challenge
dbc5e46ce5be363
:method
POST
Referer
https://www.commonlit.org/en/students/student_lessons/9060571
Accept-Language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
CF-Challenge
dbc5e46ce5be363
Content-type
application/x-www-form-urlencoded

Response headers

date
Thu, 30 Sep 2021 18:18:35 GMT
content-encoding
br
server
cloudflare
cf_chl_out
ISVf5v3j+ePLiS0K7qfRm4BNLLtPfv4lW7QuLt44Xy4LBZ1Z8lt7U61jR4Fv+fYmPJWawGL+aVlIfH4vYF2ixg==$NFqybMxlZPWoQcBsx9xyqg==
vary
Accept-Encoding
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
content-type
text/plain;charset=UTF-8
cf_chl_out_s
wRxzFXbCWmk+5SGp2DdZgEOohwQguMdwgF8CPMICksPaEPI2La+YCN94FS936/gFezKtP3k4Amush/OcRSwpUg==$rLsd4GslThdcms0URMQ0uQ==
set-cookie
cf_chl_seq_dbc5e46ce5be363=;Expires=Wed, 29 Sep 2021 18:18:35 GMT;SameSite=Strict;Secure;HttpOnly
cf-ray
696f74629b8f42f1-FRA
9060571
www.commonlit.org/en/students/student_lessons/ 		0
0
Primary Request 9060571
www.commonlit.org/en/students/student_lessons/ 		9 KB
9 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.commonlit.org/en/students/student_lessons/9060571
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/en/students/student_lessons/9060571
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c612a6449044dddc34a332928b913af2b90aa63b5aa2f380319267f2a3fbfd38
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

:method
GET
:authority
www.commonlit.org
:scheme
https
:path
/en/students/student_lessons/9060571
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
accept-language
de-DE,de;q=0.9
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site
same-origin
sec-fetch-mode
navigate
sec-fetch-dest
document
referer
https://www.commonlit.org/en/students/student_lessons/9060571
accept-encoding
gzip, deflate, br
cookie
cf_chl_2=dbc5e46ce5be363; cf_chl_prog=F9; cf_chl_rc_ni=1
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
Accept-Language
de-DE,de;q=0.9
Referer
https://www.commonlit.org/en/students/student_lessons/9060571

Response headers

date
Thu, 30 Sep 2021 18:18:37 GMT
content-type
text/html; charset=UTF-8
x-frame-options
SAMEORIGIN
permissions-policy
accelerometer=(),autoplay=(),camera=(),clipboard-read=(),clipboard-write=(),fullscreen=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
expires
Thu, 01 Jan 1970 00:00:01 GMT
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
server
cloudflare
cf-ray
696f7473290b42f1-FRA
v1
www.commonlit.org/cdn-cgi/challenge-platform/h/b/orchestrate/jsch/ 		37 KB
13 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.commonlit.org/cdn-cgi/challenge-platform/h/b/orchestrate/jsch/v1?ray=696f7473290b42f1
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/en/students/student_lessons/9060571
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d60f17d5f88f3467bb2409076938ebb5e3b3e8371efc0c64d9f700dcaa899cda

Request headers

:path
/cdn-cgi/challenge-platform/h/b/orchestrate/jsch/v1?ray=696f7473290b42f1
pragma
no-cache
cookie
cf_chl_2=dbc5e46ce5be363; cf_chl_prog=F9; cf_chl_rc_ni=1
accept-encoding
gzip, deflate, br
accept-language
de-DE,de;q=0.9
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.commonlit.org
referer
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:scheme
https
sec-fetch-site
same-origin
:method
GET
Accept-Language
de-DE,de;q=0.9
Referer
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User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

date
Thu, 30 Sep 2021 18:18:37 GMT
content-encoding
br
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
text/javascript
cache-control
max-age=0, must-revalidate
cf-ray
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transparent.gif
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124 B 		Image
General
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Download Go to Show image
Full URL
https://www.commonlit.org/cdn-cgi/images/trace/jschal/js/transparent.gif?ray=696f7473290b42f1
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/en/students/student_lessons/9060571
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

:path
/cdn-cgi/images/trace/jschal/js/transparent.gif?ray=696f7473290b42f1
pragma
no-cache
cookie
cf_chl_2=dbc5e46ce5be363; cf_chl_prog=F9; cf_chl_rc_ni=1
accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.commonlit.org
referer
https://www.commonlit.org/en/students/student_lessons/9060571
:scheme
https
sec-fetch-site
same-origin
:method
GET
Accept-Language
de-DE,de;q=0.9
Referer
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User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

date
Thu, 30 Sep 2021 18:18:37 GMT
x-content-type-options
nosniff
last-modified
Tue, 21 Sep 2021 15:50:56 GMT
server
cloudflare
etag
"6149ff60-2a"
x-frame-options
DENY
content-type
image/gif
cache-control
max-age=7200 public
accept-ranges
bytes
cf-ray
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vary
Accept-Encoding
content-length
42
expires
Thu, 30 Sep 2021 20:18:37 GMT
transparent.gif
www.commonlit.org/cdn-cgi/images/trace/jschal/nojs/ 		42 B
101 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.commonlit.org/cdn-cgi/images/trace/jschal/nojs/transparent.gif?ray=696f7473290b42f1
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/en/students/student_lessons/9060571
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
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Request headers

:path
/cdn-cgi/images/trace/jschal/nojs/transparent.gif?ray=696f7473290b42f1
pragma
no-cache
cookie
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accept-encoding
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user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.commonlit.org
referer
https://www.commonlit.org/en/students/student_lessons/9060571
:scheme
https
sec-fetch-site
same-origin
:method
GET
Accept-Language
de-DE,de;q=0.9
Referer
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User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

date
Thu, 30 Sep 2021 18:18:37 GMT
x-content-type-options
nosniff
last-modified
Tue, 21 Sep 2021 15:50:56 GMT
server
cloudflare
etag
"6149ff60-2a"
x-frame-options
DENY
content-type
image/gif
cache-control
max-age=7200 public
accept-ranges
bytes
cf-ray
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vary
Accept-Encoding
content-length
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expires
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37 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.commonlit.org/cdn-cgi/challenge-platform/h/b/flow/ov1/0.005237763162796382:1633025049:d5d24848dd1a36a47b786f861bb551c81119bc56f0792df23838e9949a4adef7/696f7473290b42f1/4d62d2d1c38fa0a
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/cdn-cgi/challenge-platform/h/b/orchestrate/jsch/v1?ray=696f7473290b42f1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Request headers

sec-fetch-mode
cors
origin
https://www.commonlit.org
accept-encoding
gzip, deflate, br
accept-language
de-DE,de;q=0.9
sec-fetch-dest
empty
cookie
cf_chl_rc_ni=1; cf_chl_2=4d62d2d1c38fa0a; cf_chl_prog=e
content-length
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/cdn-cgi/challenge-platform/h/b/flow/ov1/0.005237763162796382:1633025049:d5d24848dd1a36a47b786f861bb551c81119bc56f0792df23838e9949a4adef7/696f7473290b42f1/4d62d2d1c38fa0a
pragma
no-cache
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
content-type
application/x-www-form-urlencoded
accept
*/*
cache-control
no-cache
:authority
www.commonlit.org
referer
https://www.commonlit.org/en/students/student_lessons/9060571
:scheme
https
sec-fetch-site
same-origin
cf-challenge
4d62d2d1c38fa0a
:method
POST
Referer
https://www.commonlit.org/en/students/student_lessons/9060571
Accept-Language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
CF-Challenge
4d62d2d1c38fa0a
Content-type
application/x-www-form-urlencoded

Response headers

date
Thu, 30 Sep 2021 18:18:38 GMT
content-encoding
br
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
text/plain;charset=UTF-8
set-cookie
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cf-ray
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General
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Download Go to Show image
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
38defac0c5853cc42e11d6baa31e65a0a768b8fd6b09236ac5976f1450aeea32

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

Content-Type
image/png
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2 KB 		XHR
General
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Download Go to
Full URL
https://www.commonlit.org/cdn-cgi/challenge-platform/h/b/flow/ov1/0.005237763162796382:1633025049:d5d24848dd1a36a47b786f861bb551c81119bc56f0792df23838e9949a4adef7/696f7473290b42f1/4d62d2d1c38fa0a
Requested by
Host: www.commonlit.org
URL: https://www.commonlit.org/cdn-cgi/challenge-platform/h/b/orchestrate/jsch/v1?ray=696f7473290b42f1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.22.33.157 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
a30147d080e154cc16419239237cb11f3e8077f4eb09123f07a576820b2eeddb

Request headers

sec-fetch-mode
cors
origin
https://www.commonlit.org
accept-encoding
gzip, deflate, br
accept-language
de-DE,de;q=0.9
sec-fetch-dest
empty
cookie
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pragma
no-cache
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
content-type
application/x-www-form-urlencoded
accept
*/*
cache-control
no-cache
:authority
www.commonlit.org
referer
https://www.commonlit.org/en/students/student_lessons/9060571
:scheme
https
sec-fetch-site
same-origin
cf-challenge
4d62d2d1c38fa0a
:method
POST
Referer
https://www.commonlit.org/en/students/student_lessons/9060571
Accept-Language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
CF-Challenge
4d62d2d1c38fa0a
Content-type
application/x-www-form-urlencoded

Response headers

date
Thu, 30 Sep 2021 18:18:38 GMT
content-encoding
br
server
cloudflare
cf_chl_out
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vary
Accept-Encoding
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
content-type
text/plain;charset=UTF-8
cf_chl_out_s
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set-cookie
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cf-ray
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General
Check archive.org
Download Go to Show image
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
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Request headers

Accept-Language
de-DE,de;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36

Response headers

Content-Type
image/png

Failed requests

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

Domain
www.commonlit.org
URL
https://www.commonlit.org/en/students/student_lessons/9060571

Verdicts & Comments Add Verdict or Comment

13 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| 0 object| onbeforexrselect boolean| originAgentCluster object| _cf_chl_opt function| _cf_chl_enter function| SHA256 boolean| _cf_chl_done_ran function| _cf_chl_done function| sendRequest function| _cf_atob object| _cf_chl_ctx function| _ number| d

3 Cookies

Domain/Path Name / Value
www.commonlit.org/ Name: cf_chl_rc_ni
Value: 1
www.commonlit.org/ Name: cf_chl_2
Value: 4d62d2d1c38fa0a
www.commonlit.org/ Name: cf_chl_prog
Value: a11

6 Console Messages

Source Level URL
Text
security warning
Message:
Error with Permissions-Policy header: Unrecognized feature: 'interest-cohort'.
network error URL: https://www.commonlit.org/en/students/student_lessons/9060571
Message:
Failed to load resource: the server responded with a status of 503 ()
deprecation warning (Line 4)
Message:
'window.webkitStorageInfo' is deprecated. Please use 'navigator.webkitTemporaryStorage' or 'navigator.webkitPersistentStorage' instead.
security warning
Message:
Error with Permissions-Policy header: Unrecognized feature: 'interest-cohort'.
network error URL: https://www.commonlit.org/en/students/student_lessons/9060571
Message:
Failed to load resource: the server responded with a status of 503 ()
deprecation warning (Line 4)
Message:
'window.webkitStorageInfo' is deprecated. Please use 'navigator.webkitTemporaryStorage' or 'navigator.webkitPersistentStorage' instead.

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header Value
X-Frame-Options SAMEORIGIN