Submitted URL: http://flashcards.world/
Effective URL: https://flashcards.world/
Submission: On October 16 via api from US — Scanned from DE

Summary

This website contacted 2 IPs in 1 countries across 2 domains to perform 45 HTTP transactions. The main IP is 2606:4700:20::ac43:4496, located in United States and belongs to CLOUDFLARENET, US. The main domain is flashcards.world.
TLS certificate: Issued by E1 on October 14th 2023. Valid for: 3 months.
This is the only time flashcards.world was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 2606:4700:20:... 13335 (CLOUDFLAR...)
44 2606:4700:20:... 13335 (CLOUDFLAR...)
1 2606:4700::68... 13335 (CLOUDFLAR...)
45 2
Apex Domain
Subdomains
Transfer
45 flashcards.world
flashcards.world
1 MB
1 cloudflareinsights.com
static.cloudflareinsights.com — Cisco Umbrella Rank: 1113
7 KB
45 2
Domain Requested by
45 flashcards.world 1 redirects flashcards.world
static.cloudflareinsights.com
1 static.cloudflareinsights.com flashcards.world
45 2

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

Domain
play.google.com
apps.apple.com
Subject Issuer Validity Valid
flashcards.world
E1
2023-10-14 -
2024-01-12
3 months crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2023-04-10 -
2024-04-09
a year crt.sh

This page contains 1 frames:

Primary Page: https://flashcards.world/
Frame ID: F57A7A19D12DD523F72EB60EAFBE4C99
Requests: 45 HTTP requests in this frame

Screenshot

Page Title

Flashcards World | Create Flashcards and use different study modes.

Page URL History Show full URLs

  1. http://flashcards.world/ HTTP 301
    https://flashcards.world/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • static\.cloudflareinsights\.com/beacon(?:\.min)?\.js

Page Statistics

45
Requests

100 %
HTTPS

100 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

1363 kB
Transfer

1423 kB
Size

0
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://flashcards.world/ HTTP 301
    https://flashcards.world/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

45 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
flashcards.world/
Redirect Chain
  • http://flashcards.world/
  • https://flashcards.world/
29 KB
5 KB
Document
General
Full URL
https://flashcards.world/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
347a621ab4cc2ba34b5fe86b76310b81e3b6c9c5b7ed898944ae38716b29618e
Security Headers
Name Value
Strict-Transport-Security max-age=31556926

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

alt-svc
h3=":443"; ma=86400
cache-control
max-age=3600
cf-cache-status
DYNAMIC
cf-ray
816f0be4db8cbb71-FRA
content-encoding
br
content-type
text/html; charset=utf-8
date
Mon, 16 Oct 2023 08:49:04 GMT
last-modified
Fri, 13 Oct 2023 09:49:59 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
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server
cloudflare
strict-transport-security
max-age=31556926
vary
x-fh-requested-host, accept-encoding
x-cache
HIT
x-cache-hits
1
x-served-by
cache-fra-eddf8230127-FRA
x-timer
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Redirect headers

Accept-Ranges
bytes
CF-Cache-Status
DYNAMIC
CF-RAY
816f0be488e618f7-FRA
Connection
keep-alive
Content-Length
0
Date
Mon, 16 Oct 2023 08:49:04 GMT
Location
https://flashcards.world/
NEL
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Report-To
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=Y8dibTy1OYr3wgU997zgnojlvbjjXz1gmeSlH6lW1uIkwCzPb51n7J9QedvgcxWVeeczXIFArxdjLJJTk%2Fvc99WZEgQVKGEJnBS59GpoLALj0ZlwQHDisHDDlODGA3vgjLf84%2F6C50N6aKtmW5I%3D"}],"group":"cf-nel","max_age":604800}
Retry-After
0
Server
cloudflare
X-Cache
HIT
X-Cache-Hits
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X-Served-By
cache-fra-eddf8230100-FRA
X-Timer
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alt-svc
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full-project.css
flashcards.world/css/
41 KB
6 KB
Stylesheet
General
Full URL
https://flashcards.world/css/full-project.css
Requested by
Host: flashcards.world
URL: https://flashcards.world/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
9b111d4bc6469ba8ee1f58e0bd32f15ae4eacc1721a710c0e27c98091c5b553c
Security Headers
Name Value
Strict-Transport-Security max-age=31556926

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://flashcards.world/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

date
Mon, 16 Oct 2023 08:49:04 GMT
strict-transport-security
max-age=31556926
content-encoding
br
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
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server
cloudflare
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etag
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vary
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report-to
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content-type
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cache-control
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x-cache-hits
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styleguide.css
flashcards.world/css/
2 KB
897 B
Stylesheet
General
Full URL
https://flashcards.world/css/styleguide.css
Requested by
Host: flashcards.world
URL: https://flashcards.world/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0661a61bb8e78b0410d574461df92b29181e02e80b869b621fae1820a0b5aef2
Security Headers
Name Value
Strict-Transport-Security max-age=31556926

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://flashcards.world/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

date
Mon, 16 Oct 2023 08:49:04 GMT
strict-transport-security
max-age=31556926
content-encoding
br
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
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x-cache
HIT
alt-svc
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x-served-by
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cf-bgj
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last-modified
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server
cloudflare
x-timer
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etag
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vary
x-fh-requested-host, accept-encoding
report-to
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content-type
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cache-control
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globals.css
flashcards.world/css/
615 B
729 B
Stylesheet
General
Full URL
https://flashcards.world/css/globals.css
Requested by
Host: flashcards.world
URL: https://flashcards.world/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
5e77ca6652f810e5e5cba04f7677b35a714efa7c3118fc1f3b87a4a624995da3
Security Headers
Name Value
Strict-Transport-Security max-age=31556926

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://flashcards.world/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

date
Mon, 16 Oct 2023 08:49:04 GMT
strict-transport-security
max-age=31556926
content-encoding
br
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
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x-cache
HIT
alt-svc
h3=":443"; ma=86400
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cache-fra-eddf8230056-FRA
cf-bgj
minify
last-modified
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server
cloudflare
x-timer
S1692970634.462809,VS0,VE1
etag
W/"d0cd71b05f133bde637d58cb9d3406da1c4138cb94f7556ddade585407ae1183"
vary
x-fh-requested-host, accept-encoding
report-to
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icon-logo@2x.png
flashcards.world/img/
1 KB
2 KB
Image
General
Full URL
https://flashcards.world/img/icon-logo@2x.png
Requested by
Host: flashcards.world
URL: https://flashcards.world/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
06282dff09a2c34a76dd757c8d8a268462d75874b3c2162741f1caf56e7c1f4e
Security Headers
Name Value
Strict-Transport-Security max-age=31556926

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://flashcards.world/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

date
Mon, 16 Oct 2023 08:49:04 GMT
strict-transport-security
max-age=31556926
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
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alt-svc
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1338
x-served-by
cache-fra-eddf8230084-FRA
cf-bgj
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last-modified
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server
cloudflare
x-timer
S1682978698.469835,VS0,VE1
etag
"617db8c320d08dc1d2a9612412def1fe235d01e6c927e44f6db02135d2a2a2c6"
vary
x-fh-requested-host, accept-encoding
report-to
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content-type
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cf-ray
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x-cache-hits
1
en-badge-web-generic-2@2x.png
flashcards.world/img/
7 KB
8 KB
Image
General
Full URL
https://flashcards.world/img/en-badge-web-generic-2@2x.png
Requested by
Host: flashcards.world
URL: https://flashcards.world/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31556926

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://flashcards.world/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

date
Mon, 16 Oct 2023 08:49:04 GMT
strict-transport-security
max-age=31556926
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
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cf-bgj
imgq:100,h2pri
last-modified
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server
cloudflare
x-timer
S1694812776.153063,VS0,VE1
etag
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flashcards.world/img/
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4 KB
Image
General
Full URL
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Requested by
Host: flashcards.world
URL: https://flashcards.world/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
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Request headers

accept-language
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Referer
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User-Agent
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Response headers

date
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strict-transport-security
max-age=31556926
content-encoding
br
cf-cache-status
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nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
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cache-fra-eddf8230095-FRA
last-modified
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server
cloudflare
x-timer
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etag
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report-to
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Full URL
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Requested by
Host: flashcards.world
URL: https://flashcards.world/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
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Request headers

accept-language
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Referer
https://flashcards.world/
User-Agent
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Response headers

date
Mon, 16 Oct 2023 08:49:04 GMT
strict-transport-security
max-age=31556926
cf-cache-status
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nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
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x-served-by
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cf-bgj
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cloudflare
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S1678227459.194977,VS0,VE1
etag
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report-to
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Full URL
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Requested by
Host: flashcards.world
URL: https://flashcards.world/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
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Request headers

accept-language
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Referer
https://flashcards.world/
User-Agent
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Response headers

date
Mon, 16 Oct 2023 08:49:04 GMT
strict-transport-security
max-age=31556926
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-polished
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x-cache
HIT
alt-svc
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content-length
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x-served-by
cache-fra-eddf8230106-FRA
cf-bgj
imgq:100,h2pri
last-modified
Mon, 09 Oct 2023 21:28:38 GMT
server
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accept-ranges
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cf-ray
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x-cache-hits
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Full URL
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Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
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Request headers

accept-language
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Referer
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User-Agent
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Response headers

date
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strict-transport-security
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cf-cache-status
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nel
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server
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etag
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x-fh-requested-host, accept-encoding
report-to
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Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Security Headers
Name Value
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Request headers

accept-language
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Referer
https://flashcards.world/
User-Agent
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Response headers

date
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strict-transport-security
max-age=31556926
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
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x-cache
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alt-svc
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server
cloudflare
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etag
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vary
x-fh-requested-host, accept-encoding
report-to
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General
Full URL
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Requested by
Host: flashcards.world
URL: https://flashcards.world/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
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Software
cloudflare /
Resource Hash
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Security Headers
Name Value
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Request headers

accept-language
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Referer
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User-Agent
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Response headers

date
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content-encoding
gzip
x-content-type-options
nosniff
last-modified
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nel
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server
cloudflare
etag
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vary
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report-to
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content-type
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cache-control
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cf-ray
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v8b253dfea2ab4077af8c6f58422dfbfd1689876627854
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Full URL
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Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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cloudflare /
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Request headers

Referer
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Origin
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accept-language
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User-Agent
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Response headers

date
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content-encoding
gzip
last-modified
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server
cloudflare
etag
W/"2023.7.1"
vary
Accept-Encoding
content-type
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cache-control
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Full URL
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Protocol
H3
Security
QUIC, , AES_128_GCM
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2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
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cloudflare /
Resource Hash
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Security Headers
Name Value
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Request headers

accept-language
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Referer
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User-Agent
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Response headers

date
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strict-transport-security
max-age=31556926
cf-cache-status
HIT
nel
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cf-bgj
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server
cloudflare
x-timer
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etag
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x-fh-requested-host, accept-encoding
report-to
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Full URL
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Requested by
Host: flashcards.world
URL: https://flashcards.world/css/full-project.css
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
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Software
cloudflare /
Resource Hash
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Security Headers
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Request headers

accept-language
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User-Agent
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Response headers

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strict-transport-security
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report-to
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content-type
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cf-ray
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x-cache-hits
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rum
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XHR
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Full URL
https://flashcards.world/cdn-cgi/rum?
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Host: static.cloudflareinsights.com
URL: https://static.cloudflareinsights.com/beacon.min.js/v8b253dfea2ab4077af8c6f58422dfbfd1689876627854
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700:20::ac43:4496 , United States, ASN13335 (CLOUDFLARENET, US),
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Software
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Resource Hash
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Security Headers
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Request headers

Referer
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accept-language
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User-Agent
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content-type
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Response headers

date
Mon, 16 Oct 2023 08:49:04 GMT
x-content-type-options
nosniff
server
cloudflare
vary
Origin
access-control-max-age
86400
access-control-allow-methods
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access-control-allow-origin
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x-frame-options
DENY
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cf-ray
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Verdicts & Comments Add Verdict or Comment

1 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| __cfBeacon

0 Cookies

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
Strict-Transport-Security max-age=31556926

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.

flashcards.world
static.cloudflareinsights.com
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