Submitted URL: http://stuvia.com/
Effective URL: https://www.stuvia.com/de-de
Submission: On February 16 via manual from US — Scanned from DE

Summary

This website contacted 20 IPs in 5 countries across 16 domains to perform 67 HTTP transactions. The main IP is 99.86.4.35, located in United States and belongs to AMAZON-02, US. The main domain is www.stuvia.com. The Cisco Umbrella rank of the primary domain is 366892.
TLS certificate: Issued by Amazon on July 21st 2022. Valid for: a year.
This is the only time www.stuvia.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 52.215.110.113 16509 (AMAZON-02)
2 35 99.86.4.35 16509 (AMAZON-02)
1 13.32.23.194 16509 (AMAZON-02)
1 2a02:26f0:350... 20940 (AKAMAI-ASN1)
3 2a00:1450:400... 15169 (GOOGLE)
4 2a03:2880:f08... 32934 (FACEBOOK)
1 2606:4700::68... 13335 (CLOUDFLAR...)
1 13.32.27.16 16509 (AMAZON-02)
6 185.14.169.126 199408 (BOL-COM)
3 2a00:1450:400... 15169 (GOOGLE)
1 143.204.215.52 16509 (AMAZON-02)
2 44.233.3.29 16509 (AMAZON-02)
1 2600:9000:206... 16509 (AMAZON-02)
3 3 2620:1ec:21::14 8068 (MICROSOFT...)
1 13.107.42.14 8068 (MICROSOFT...)
3 2a03:2880:f17... 32934 (FACEBOOK)
1 13.32.27.21 16509 (AMAZON-02)
1 143.204.215.65 16509 (AMAZON-02)
1 2a00:1450:400... 15169 (GOOGLE)
1 18.66.112.79 16509 (AMAZON-02)
1 2a00:1450:400... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
67 20
Apex Domain
Subdomains
Transfer
36 stuvia.com
stuvia.com — Cisco Umbrella Rank: 366124
www.stuvia.com — Cisco Umbrella Rank: 366892
2 MB
6 s-bol.com
s.s-bol.com — Cisco Umbrella Rank: 53509
263 KB
4 linkedin.com
px.ads.linkedin.com — Cisco Umbrella Rank: 359
www.linkedin.com — Cisco Umbrella Rank: 567
px4.ads.linkedin.com — Cisco Umbrella Rank: 6448
3 KB
4 google.com
books.google.com — Cisco Umbrella Rank: 18598
www.google.com — Cisco Umbrella Rank: 2
33 KB
4 facebook.net
connect.facebook.net — Cisco Umbrella Rank: 149
223 KB
3 facebook.com
www.facebook.com — Cisco Umbrella Rank: 106
234 B
3 hotjar.com
static.hotjar.com — Cisco Umbrella Rank: 628
script.hotjar.com — Cisco Umbrella Rank: 767
vars.hotjar.com — Cisco Umbrella Rank: 914
73 KB
3 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 35
64 KB
3 amplitude.com
cdn.amplitude.com — Cisco Umbrella Rank: 2611
api.amplitude.com — Cisco Umbrella Rank: 1412
23 KB
1 google.de
www.google.de — Cisco Umbrella Rank: 6232
408 B
1 hotjar.io
vc.hotjar.io — Cisco Umbrella Rank: 2202
258 B
1 doubleclick.net
stats.g.doubleclick.net — Cisco Umbrella Rank: 77
348 B
1 oribi.io
cdn.linkedin.oribi.io — Cisco Umbrella Rank: 824
368 B
1 abebooks.com
pictures.abebooks.com — Cisco Umbrella Rank: 71472
13 KB
1 cloudflare.com
cdnjs.cloudflare.com — Cisco Umbrella Rank: 196
10 KB
1 licdn.com
snap.licdn.com — Cisco Umbrella Rank: 729
5 KB
67 16
Domain Requested by
35 www.stuvia.com 2 redirects www.stuvia.com
6 s.s-bol.com www.stuvia.com
4 connect.facebook.net www.stuvia.com
connect.facebook.net
3 www.facebook.com www.stuvia.com
3 books.google.com www.stuvia.com
3 www.google-analytics.com www.stuvia.com
www.google-analytics.com
2 px.ads.linkedin.com 2 redirects
2 api.amplitude.com cdn.amplitude.com
1 www.google.de www.stuvia.com
1 www.google.com www.stuvia.com
1 vc.hotjar.io script.hotjar.com
1 stats.g.doubleclick.net www.google-analytics.com
1 vars.hotjar.com static.hotjar.com
1 script.hotjar.com static.hotjar.com
1 px4.ads.linkedin.com www.stuvia.com
1 www.linkedin.com 1 redirects
1 cdn.linkedin.oribi.io snap.licdn.com
1 pictures.abebooks.com www.stuvia.com
1 static.hotjar.com www.stuvia.com
1 cdnjs.cloudflare.com www.stuvia.com
1 snap.licdn.com www.stuvia.com
1 cdn.amplitude.com www.stuvia.com
1 stuvia.com 1 redirects
67 23

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

Domain
support.stuvia.com
www.instagram.com
Subject Issuer Validity Valid
www.stuvia.com
Amazon
2022-07-21 -
2023-08-19
a year crt.sh
cdn.amplitude.com
Amazon RSA 2048 M01
2023-01-12 -
2024-02-11
a year crt.sh
snap.licdn.com
DigiCert SHA2 Secure Server CA
2023-02-01 -
2024-01-31
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2023-01-31 -
2023-04-25
3 months crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA
2022-11-26 -
2023-02-24
3 months crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2022-08-03 -
2023-08-02
a year crt.sh
*.hotjar.com
Amazon
2022-10-25 -
2023-11-23
a year crt.sh
*.s-bol.com
Trust Provider B.V. TLS RSA CA G1
2022-09-01 -
2023-09-30
a year crt.sh
*.google.com
GTS CA 1C3
2023-02-01 -
2023-04-26
3 months crt.sh
pictures.abebooks.com
Amazon
2022-05-31 -
2023-06-29
a year crt.sh
*.amplitude.com
COMODO RSA Domain Validation Secure Server CA
2022-01-28 -
2023-02-28
a year crt.sh
linkedin.oribi.io
Amazon
2022-07-07 -
2023-08-06
a year crt.sh
*.g.doubleclick.net
GTS CA 1C3
2023-02-01 -
2023-04-26
3 months crt.sh
*.hotjar.io
Amazon
2022-07-18 -
2023-08-16
a year crt.sh
www.google.com
GTS CA 1C3
2023-01-31 -
2023-04-25
3 months crt.sh
www.google.de
GTS CA 1C3
2023-02-01 -
2023-04-26
3 months crt.sh

This page contains 3 frames:

Primary Page: https://www.stuvia.com/de-de
Frame ID: 9B2304FD356D0D43C457E62D4D300F09
Requests: 65 HTTP requests in this frame

Frame: https://vars.hotjar.com/box-e031119f9e9e307a08fa610f85dbfb52.html
Frame ID: AA1AEBC53E4EBB9C88E739DE977EA58E
Requests: 1 HTTP requests in this frame

Frame: https://www.facebook.com/tr/
Frame ID: E0A366213AB7659F386C98FD32D0B40E
Requests: 1 HTTP requests in this frame

Screenshot

Page Title

Kaufe und Verkaufe die besten Zusammenfassungen - Stuvia DE

Page URL History Show full URLs

  1. http://stuvia.com/ HTTP 301
    https://www.stuvia.com/ HTTP 301
    https://www.stuvia.com/de-de Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • cdn\.amplitude\.com

Overall confidence: 100%
Detected patterns
  • //connect\.facebook\.([a-z]+)/[^/]*/[a-z]*\.js

Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com

Overall confidence: 100%
Detected patterns
  • //static\.hotjar\.com/

Overall confidence: 100%
Detected patterns
  • snap\.licdn\.com/li\.lms-analytics/insight\.min\.js

Overall confidence: 100%
Detected patterns
  • (?:/([\d.]+))?/slick(?:\.min)?\.js

Page Statistics

67
Requests

97 %
HTTPS

50 %
IPv6

16
Domains

23
Subdomains

20
IPs

5
Countries

2769 kB
Transfer

4933 kB
Size

23
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://stuvia.com/ HTTP 301
    https://www.stuvia.com/ HTTP 301
    https://www.stuvia.com/de-de Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 41
  • https://px.ads.linkedin.com/collect?v=2&fmt=js&pid=3422578&time=1676579984115&url=https%3A%2F%2Fwww.stuvia.com%2Fde-de HTTP 302
  • https://www.linkedin.com/px/li_sync?redirect=https%3A%2F%2Fpx.ads.linkedin.com%2Fcollect%3Fv%3D2%26fmt%3Djs%26pid%3D3422578%26time%3D1676579984115%26url%3Dhttps%253A%252F%252Fwww.stuvia.com%252Fde-de%26liSync%3Dtrue HTTP 302
  • https://px.ads.linkedin.com/collect?v=2&fmt=js&pid=3422578&time=1676579984115&url=https%3A%2F%2Fwww.stuvia.com%2Fde-de&liSync=true HTTP 302
  • https://px4.ads.linkedin.com/collect?v=2&fmt=js&pid=3422578&time=1676579984115&url=https%3A%2F%2Fwww.stuvia.com%2Fde-de&liSync=true&e_ipv6=AQJfxEsgA-8P2QAAAYZb9FUP2_kInuNKTfZty-Oi0TEyDC9hJWW6F2ijPJEVEkfXWJaFI8V2
Request Chain 44
  • https://www.stuvia.com/imgs/ajax-loader.gif HTTP 302
  • https://www.stuvia.com/hosted-imgs/ajax-loader.gif

67 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request de-de
www.stuvia.com/
Redirect Chain
  • http://stuvia.com/
  • https://www.stuvia.com/
  • https://www.stuvia.com/de-de
258 KB
26 KB
Document
General
Full URL
https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.35 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-35.fra6.r.cloudfront.net
Software
Apache/2.4.41 (Ubuntu) /
Resource Hash
c4b9f5a898ef9945f696efd37170fa27172e5a7d322ba956b2580678e80270ae

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

access-control-allow-origin
https://www.stuvia.com/hosted-imgs
cache-control
no-store, no-cache, must-revalidate no-cache, private
content-encoding
gzip
content-length
26307
content-type
text/html; charset=UTF-8
date
Thu, 16 Feb 2023 20:39:43 GMT
expires
Thu, 19 Nov 1981 08:52:00 GMT
pragma
no-cache
server
Apache/2.4.41 (Ubuntu)
vary
Accept-Encoding
via
1.1 b0954612f115b3d0a0db0a669e45ae8e.cloudfront.net (CloudFront)
x-amz-cf-id
troO3FOSXm-ipbDU6mjATuMFLz5Bd33Pd9zcMnBXM7cWLKZYwwqK4w==
x-amz-cf-pop
FRA6-C1
x-cache
Miss from cloudfront

Redirect headers

access-control-allow-origin
https://www.stuvia.com/hosted-imgs
cache-control
no-store, no-cache, must-revalidate
content-type
text/html; charset=UTF-8
date
Thu, 16 Feb 2023 20:39:43 GMT
expires
Thu, 19 Nov 1981 08:52:00 GMT
location
/de-de
pragma
no-cache
server
Apache/2.4.41 (Ubuntu)
via
1.1 b0954612f115b3d0a0db0a669e45ae8e.cloudfront.net (CloudFront)
x-amz-cf-id
3MCVILnn0cXI2R6WdUpuEUAxKFlFZySs_5O574Ix-PXKXtJIT5He0A==
x-amz-cf-pop
FRA6-C1
x-cache
Miss from cloudfront
amplitude-8.5.0-min.gz.js
cdn.amplitude.com/libs/
68 KB
22 KB
Script
General
Full URL
https://cdn.amplitude.com/libs/amplitude-8.5.0-min.gz.js
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.23.194 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-23-194.fra56.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
2450e5580136f94bda7ccf95e3167b57e15b05b513a430967943a50036fa47a4

Request headers

Referer
https://www.stuvia.com/
Origin
https://www.stuvia.com
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/110.0.5481.100 Safari/537.36

Response headers

date
Tue, 27 Sep 2022 03:59:06 GMT
content-encoding
gzip
via
1.1 e6959f77d21557f69683da8f0cd5578a.cloudfront.net (CloudFront)
x-amz-version-id
NY8_7uBz3xoXYJBVsMSBAGHOz8ixMBS3
x-amz-cf-pop
FRA56-C2
age
12328838
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
content-length
22154
last-modified
Fri, 13 Aug 2021 22:37:42 GMT
server
AmazonS3
etag
"660c3b546f2a131de50b69b91f26c636"
access-control-max-age
3000
access-control-allow-methods
GET, HEAD
content-type
application/javascript
access-control-allow-origin
*
cache-control
max-age=31536000
vary
Origin,Access-Control-Request-Headers,Access-Control-Request-Method
accept-ranges
bytes
x-amz-cf-id
T5v2wPM0Pri565KRZC2Qtjq9ToaHkcN67wzlZah0pFDiuyKXPnRkOw==
insight.min.js
snap.licdn.com/li.lms-analytics/
13 KB
5 KB
Script
General
Full URL
https://snap.licdn.com/li.lms-analytics/insight.min.js
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2a02:26f0:3500:16::215:14a0 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software
/
Resource Hash
f56ccb2db87aacedd9415232e40f80bff9939703df2f9c3f9ec8a092e545349f
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Thu, 16 Feb 2023 20:39:43 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Tue, 10 Jan 2023 17:22:56 GMT
x-cdn
AKAM
vary
Accept-Encoding
content-type
application/x-javascript;charset=utf-8
cache-control
max-age=33247
accept-ranges
bytes
content-length
4777
analytics.js
www.google-analytics.com/
49 KB
20 KB
Script
General
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400d:80a::200e , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
5971b095cff574a66d35ada016d4c077c86e2dea62e9c0f14cf7c94b258619de
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
date
Thu, 16 Feb 2023 19:12:07 GMT
last-modified
Tue, 10 Jan 2023 21:29:14 GMT
server
Golfe2
age
5256
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
20085
expires
Thu, 16 Feb 2023 21:12:07 GMT
fbevents.js
connect.facebook.net/en_US/
106 KB
28 KB
Script
General
Full URL
https://connect.facebook.net/en_US/fbevents.js
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f084:d:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
dca9b6afcb6c37d6a32456973fe5f2986a348a70d11774e102de6fc420992a19
Security Headers
Name Value
Content-Security-Policy default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

content-security-policy
default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
content-encoding
gzip
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; preload; includeSubDomains
date
Thu, 16 Feb 2023 20:39:43 GMT
document-policy
force-load-at-top
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
27843
x-fb-rlafr
0
x-xss-protection
0
pragma
public
x-fb-debug
jIKJwNaK1pD4pU3nI8Hc2R7++XNLhDVmqvL0WTFdKsAc7aK/Rq6nNwWqL24yjph6MpD47Xn2j2Fdvve4nO+lrQ==
cross-origin-embedder-policy-report-only
require-corp;report-to="coep_report"
x-fb-trip-id
1679558926
cross-origin-opener-policy
same-origin-allow-popups
vary
Accept-Encoding
report-to
{"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/?minimize=0"}],"group":"coep_report"}
content-type
application/x-javascript; charset=utf-8
x-frame-options
DENY
cache-control
public, max-age=1200
expires
Sat, 01 Jan 2000 00:00:00 GMT
sdk.js
connect.facebook.net/en_US/
3 KB
2 KB
Script
General
Full URL
https://connect.facebook.net/en_US/sdk.js
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f084:d:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
96e3c0e2d106c554f38ae80d37390288263e5d5d7f9d2fa7b936f56b88300885
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

strict-transport-security
max-age=31536000; preload; includeSubDomains
content-encoding
gzip
x-content-type-options
nosniff
date
Thu, 16 Feb 2023 20:39:43 GMT
content-md5
iBavpCU8oHN64Y3M9yZozQ==
document-policy
force-load-at-top
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
1687
x-fb-rlafr
0
x-fb-debug
RpU4gRtMSrw2OMrxMQlMrTH0Mu8a3vsMmW9f7ZOjvOMg3zYb+MN1bG1diI7F7FUvQFqt6ahnUPYXxvIqpOqQ0g==
cross-origin-embedder-policy-report-only
require-corp;report-to="coep_report"
x-fb-trip-id
1679558926
x-fb-content-md5
ddbc47119c8aa00765ac296bdcbb37b7
cross-origin-opener-policy
same-origin-allow-popups
etag
"b79611ad976aec52c9a332ef725b92a0"
vary
Accept-Encoding
report-to
{"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/?minimize=0"}],"group":"coep_report"}
content-type
application/x-javascript; charset=utf-8
access-control-allow-origin
*
origin-agent-cluster
?0
access-control-expose-headers
X-FB-Content-MD5
cache-control
public,max-age=1200,stale-while-revalidate=3600
x-frame-options
DENY
timing-allow-origin
*
priority
u=3,i
expires
Thu, 16 Feb 2023 20:47:55 GMT
b5dc734c35-indexpage_css.css
www.stuvia.com/statics/
463 KB
64 KB
Stylesheet
General
Full URL
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Protocol
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Request headers

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Response headers

Date
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Last-Modified
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X-Frame-Options
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image/jpeg
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Fri, 16 Feb 2024 16:50:37 GMT
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date
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x-content-type-options
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Response headers

Date
Thu, 16 Feb 2023 16:53:47 GMT
Last-Modified
Wed, 09 Jan 2019 21:11:23 GMT
X-Frame-Options
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Protocol
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Request headers

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Response headers

Date
Thu, 16 Feb 2023 17:43:58 GMT
Last-Modified
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X-Frame-Options
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Fri, 16 Feb 2024 17:43:58 GMT
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Protocol
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Security
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185.14.169.126 Utrecht, Netherlands, ASN199408 (BOL-COM, NL),
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Name Value
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Request headers

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Response headers

Date
Thu, 16 Feb 2023 16:19:52 GMT
Last-Modified
Sat, 18 Apr 2020 07:55:18 GMT
X-Frame-Options
SAMEORIGIN
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image/jpeg
Access-Control-Allow-Origin
*
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Accept-Ranges, Content-Encoding, Content-Length, Content-Range
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keep-alive
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Fri, 16 Feb 2024 16:19:52 GMT
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Protocol
H2
Security
TLS 1.3, , AES_128_GCM
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99.86.4.35 , United States, ASN16509 (AMAZON-02, US),
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Response headers

date
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via
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URL: https://www.stuvia.com/de-de
Protocol
HTTP/1.1
Security
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Server
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Request headers

accept-language
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Response headers

Date
Thu, 16 Feb 2023 16:22:04 GMT
Last-Modified
Thu, 19 Jul 2018 13:30:50 GMT
X-Frame-Options
SAMEORIGIN
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*
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keep-alive
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Expires
Fri, 16 Feb 2024 16:22:04 GMT
content
books.google.com/books/
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15 KB
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General
Full URL
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Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
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Security Headers
Name Value
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Request headers

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Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Thu, 16 Feb 2023 20:39:44 GMT
x-content-type-options
nosniff
server
Ocean Content Server
x-frame-options
SAMEORIGIN
content-type
image/jpeg
p3p
CP="This is not a P3P policy! See g.co/p3phelp for more info."
cache-control
private, max-age=86400
accept-ranges
bytes
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
15423
x-xss-protection
0
expires
Thu, 16 Feb 2023 20:39:44 GMT
content
books.google.com/books/
6 KB
6 KB
Image
General
Full URL
https://books.google.com/books/content?id=nEUIKIlMrPEC&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Ocean Content Server /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Thu, 16 Feb 2023 20:39:44 GMT
x-content-type-options
nosniff
server
Ocean Content Server
x-frame-options
SAMEORIGIN
content-type
image/jpeg
p3p
CP="This is not a P3P policy! See g.co/p3phelp for more info."
cache-control
private, max-age=86400
accept-ranges
bytes
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
6456
x-xss-protection
0
expires
Thu, 16 Feb 2023 20:39:44 GMT
1001004008968320.jpg
s.s-bol.com/imgbase0/imagebase3/large/FC/0/2/3/8/
69 KB
69 KB
Image
General
Full URL
https://s.s-bol.com/imgbase0/imagebase3/large/FC/0/2/3/8/1001004008968320.jpg
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
185.14.169.126 Utrecht, Netherlands, ASN199408 (BOL-COM, NL),
Reverse DNS
s.s-bol.com
Software
/
Resource Hash
af9649050d821c090ca0ca142860fa5b644652146ef5c3423131d9cee72a8cdb
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

Date
Thu, 16 Feb 2023 16:11:07 GMT
Last-Modified
Sat, 02 Mar 2019 03:47:10 GMT
X-Frame-Options
SAMEORIGIN
Content-Type
image/jpeg
Access-Control-Allow-Origin
*
Access-Control-Expose-Headers
Accept-Ranges, Content-Encoding, Content-Length, Content-Range
Cache-Control
max-age=31536000
Connection
keep-alive
Accept-Ranges
bytes
Timing-Allow-Origin
https://bol.com
Access-Control-Allow-Headers
Range
Content-Length
70505
Expires
Fri, 16 Feb 2024 16:11:07 GMT
9783800650491-us.jpg
pictures.abebooks.com/isbn/
13 KB
13 KB
Image
General
Full URL
https://pictures.abebooks.com/isbn/9783800650491-us.jpg
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.215.52 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-215-52.fra53.r.cloudfront.net
Software
Server /
Resource Hash
5de5b632daceb5617f19cfed2aaf9f69a05cc84ee38b375dcd3bdf5695a523bb

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Mon, 24 Oct 2022 17:05:24 GMT
via
1.1 e41703af87be84ac95b3cadf9d8dd470.cloudfront.net (CloudFront), 1.1 e7377cc861b31102786678df3616bf68.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-P3, FRA53-C1
age
9948860
edge-cache-tag
x-cache-832,/images/I/31cSdIUc5QL
x-nginx-cache-status
MISS
x-cache
Hit from cloudfront
content-length
13133
surrogate-key
x-cache-832 /images/I/31cSdIUc5QL
last-modified
Fri, 20 Aug 2021 05:54:09 GMT
server
Server
content-type
image/jpeg
access-control-allow-origin
*
cache-control
max-age=630720000,public
x-amz-ir-id
303c07c2-fe60-4145-81eb-91d85d5a190a
accept-ranges
bytes
timing-allow-origin
https://www.amazon.in, https://www.amazon.com
x-amz-cf-id
XBybeWKfVo3q3LvM9jo9HaVnRYFlxE6MDr8NjDHXZy7Y6El4LoyJ3A==
expires
Sun, 19 Oct 2042 17:05:24 GMT
homepage-jouw_kennis_is_geld_waard.jpg
www.stuvia.com/hosted-imgs/
21 KB
21 KB
Image
General
Full URL
https://www.stuvia.com/hosted-imgs/homepage-jouw_kennis_is_geld_waard.jpg
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.35 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-35.fra6.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
1ee4b0c3d36f5c2d046c40a7c1e57b725a982e844213a521baccc766753e7a02

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/de-de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Mon, 12 Dec 2022 14:15:02 GMT
via
1.1 b0954612f115b3d0a0db0a669e45ae8e.cloudfront.net (CloudFront)
last-modified
Wed, 07 Dec 2022 08:27:51 GMT
server
AmazonS3
x-amz-cf-pop
FRA6-C1
age
5725483
etag
"562d970bbb9b0717b8cee7ece7281e6c"
x-cache
Hit from cloudfront
content-type
image/jpeg
cache-control
max-age=31536000
accept-ranges
bytes
content-length
21401
x-amz-cf-id
AF7NVTqWV_ZEpjLtk3udY-cG5eHsQW83QV6JwFz6EdeTyrf86Q_p7Q==
homepage-snel_en_makkelijk_verkopen.jpg
www.stuvia.com/hosted-imgs/
36 KB
36 KB
Image
General
Full URL
https://www.stuvia.com/hosted-imgs/homepage-snel_en_makkelijk_verkopen.jpg
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.35 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-35.fra6.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/de-de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Mon, 16 Jan 2023 20:09:31 GMT
via
1.1 b0954612f115b3d0a0db0a669e45ae8e.cloudfront.net (CloudFront)
last-modified
Fri, 13 Jan 2023 12:50:59 GMT
server
AmazonS3
x-amz-cf-pop
FRA6-C1
age
2680214
etag
"3a8682b373ae4fb6886fb7bc7f9a3944"
x-cache
Hit from cloudfront
content-type
image/jpeg
cache-control
max-age=31536000
accept-ranges
bytes
content-length
36451
x-amz-cf-id
XgCIfcwDqUK370pbQycugysGbYQEC7G-ArgO09xm-ACGBW249HyA9g==
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www.stuvia.com/hosted-imgs/
44 KB
45 KB
Image
General
Full URL
https://www.stuvia.com/hosted-imgs/homepage-jouw_account_op_stuvia.jpg
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.35 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-35.fra6.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/de-de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Sat, 03 Dec 2022 04:34:28 GMT
via
1.1 b0954612f115b3d0a0db0a669e45ae8e.cloudfront.net (CloudFront)
last-modified
Thu, 03 Nov 2022 10:24:22 GMT
server
AmazonS3
x-amz-cf-pop
FRA6-C1
age
6537917
etag
"d6598d316518df7d6eff3a712768c3b1"
x-cache
Hit from cloudfront
content-type
image/jpeg
cache-control
max-age=31536000
accept-ranges
bytes
content-length
45317
x-amz-cf-id
n3WBAI-d0He_KF7fiPbwfHwb8GE12qpjO_zttUdtHJ9nFk06hGzFag==
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www.stuvia.com/hosted-imgs/app/photo-images/
204 KB
204 KB
Image
General
Full URL
https://www.stuvia.com/hosted-imgs/app/photo-images/sell_notes.png
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.35 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-35.fra6.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/de-de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Sat, 03 Dec 2022 04:34:30 GMT
via
1.1 b0954612f115b3d0a0db0a669e45ae8e.cloudfront.net (CloudFront)
last-modified
Thu, 03 Nov 2022 10:24:10 GMT
server
AmazonS3
x-amz-cf-pop
FRA6-C1
age
6537915
etag
"d853f88fb9d7f7bf1139258bea78456b"
x-cache
Hit from cloudfront
content-type
image/png
cache-control
max-age=31536000
accept-ranges
bytes
content-length
208797
x-amz-cf-id
LU8rH5TLkxEo-PNWzQlMDLO7wBQY3sCOvv-idGPdHLEHg8ASge84pg==
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connect.facebook.net/signals/config/
377 KB
108 KB
Script
General
Full URL
https://connect.facebook.net/signals/config/819486028117639?v=2.9.96&r=stable
Requested by
Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f084:d:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
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Security Headers
Name Value
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Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

content-security-policy
default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
content-encoding
gzip
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; preload; includeSubDomains
date
Thu, 16 Feb 2023 20:39:44 GMT
document-policy
force-load-at-top
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
110239
x-fb-rlafr
0
x-xss-protection
0
pragma
public
x-fb-debug
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cross-origin-embedder-policy-report-only
require-corp;report-to="coep_report"
x-fb-trip-id
1679558926
cross-origin-opener-policy
same-origin-allow-popups
vary
Accept-Encoding
report-to
{"max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/?minimize=0"}],"group":"coep_report"}
content-type
application/x-javascript; charset=utf-8
x-frame-options
DENY
cache-control
public, max-age=1200
priority
u=3,i
expires
Sat, 01 Jan 2000 00:00:00 GMT
/
api.amplitude.com/
7 B
206 B
XHR
General
Full URL
https://api.amplitude.com/
Requested by
Host: cdn.amplitude.com
URL: https://cdn.amplitude.com/libs/amplitude-8.5.0-min.gz.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
44.233.3.29 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-44-233-3-29.us-west-2.compute.amazonaws.com
Software
/
Resource Hash
aee408847d35e44e99430f0979c3357b85fe8dbb4535a494301198adbee85f27
Security Headers
Name Value
Strict-Transport-Security max-age=15768000

Request headers

Referer
https://www.stuvia.com/
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/110.0.5481.100 Safari/537.36
Content-Type
application/x-www-form-urlencoded; charset=UTF-8

Response headers

access-control-allow-origin
*
date
Thu, 16 Feb 2023 20:39:44 GMT
strict-transport-security
max-age=15768000
trace-id
Root=1-63ee9490-5f85b361349c1321538290af
content-length
7
access-control-allow-methods
GET, POST
content-type
text/html;charset=utf-8
token
cdn.linkedin.oribi.io/partner/3422578/domain/stuvia.com/
36 B
368 B
XHR
General
Full URL
https://cdn.linkedin.oribi.io/partner/3422578/domain/stuvia.com/token
Requested by
Host: snap.licdn.com
URL: https://snap.licdn.com/li.lms-analytics/insight.min.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:1000:2:53b2:240:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
/
Resource Hash
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Request headers

Accept
*
Referer
https://www.stuvia.com/
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/110.0.5481.100 Safari/537.36

Response headers

date
Thu, 16 Feb 2023 19:55:59 GMT
content-encoding
gzip
via
1.1 cc763905c39a59494c951c09271b0422.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-C1
age
2625
vary
accept-encoding
x-cache
Hit from cloudfront
content-type
application/json
access-control-allow-origin
*
cache-control
public, max-age=3600
x-amz-cf-id
Syl8V5GlmVSMKzuP6qY_c_j5-t4xi5YNKKJuazWJe4vgMHj2x_zjlQ==
collect
px4.ads.linkedin.com/
Redirect Chain
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  • https://www.linkedin.com/px/li_sync?redirect=https%3A%2F%2Fpx.ads.linkedin.com%2Fcollect%3Fv%3D2%26fmt%3Djs%26pid%3D3422578%26time%3D1676579984115%26url%3Dhttps%253A%252F%252Fwww.stuvia.com%252Fde-...
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  • https://px4.ads.linkedin.com/collect?v=2&fmt=js&pid=3422578&time=1676579984115&url=https%3A%2F%2Fwww.stuvia.com%2Fde-de&liSync=true&e_ipv6=AQJfxEsgA-8P2QAAAYZb9FUP2_kInuNKTfZty-Oi0TEyDC9hJWW6F2ijPJ...
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265 B
Image
General
Full URL
https://px4.ads.linkedin.com/collect?v=2&fmt=js&pid=3422578&time=1676579984115&url=https%3A%2F%2Fwww.stuvia.com%2Fde-de&liSync=true&e_ipv6=AQJfxEsgA-8P2QAAAYZb9FUP2_kInuNKTfZty-Oi0TEyDC9hJWW6F2ijPJEVEkfXWJaFI8V2
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Server
13.107.42.14 , United States, ASN8068 (MICROSOFT-CORP-MSN-AS-BLOCK, US),
Reverse DNS
Software
/
Resource Hash
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Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Thu, 16 Feb 2023 20:39:44 GMT
x-li-pop
afd-prod-lor1-x
x-msedge-ref
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linkedin-action
1
x-cache
CONFIG_NOCACHE
content-type
application/javascript
x-li-fabric
prod-lor1
x-li-proto
http/2
content-length
0
x-li-uuid
AAX01zJvkrrjRaMZNWSuXw==

Redirect headers

date
Thu, 16 Feb 2023 20:39:44 GMT
x-li-pop
afd-prod-lor1-x
x-msedge-ref
Ref A: 038FEB6917FC40EF846D0011E4181801 Ref B: FRAEDGE1209 Ref C: 2023-02-16T20:39:44Z
linkedin-action
1
x-cache
CONFIG_NOCACHE
x-li-fabric
prod-lor1
location
https://px4.ads.linkedin.com/collect?v=2&fmt=js&pid=3422578&time=1676579984115&url=https%3A%2F%2Fwww.stuvia.com%2Fde-de&liSync=true&e_ipv6=AQJfxEsgA-8P2QAAAYZb9FUP2_kInuNKTfZty-Oi0TEyDC9hJWW6F2ijPJEVEkfXWJaFI8V2
x-li-proto
http/2
content-length
0
x-li-uuid
AAX01zJsLqW3y34cg+bU2w==
js
www.google-analytics.com/gtm/
111 KB
44 KB
Script
General
Full URL
https://www.google-analytics.com/gtm/js?id=GTM-TD4RCP6&cid=1338670045.1676579984
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400d:80a::200e , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
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via
1.1 28b0f9ae51406f70504a784d296a3a48.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-C2
age
21338
x-cache
Hit from cloudfront
cross-origin-resource-policy
cross-origin
content-length
68524
last-modified
Thu, 16 Feb 2023 14:43:16 GMT
etag
"9896434e83f89e3cdb1a5ef8698a6247"
vary
Accept-Encoding
content-type
application/javascript
access-control-allow-origin
*
cache-control
max-age=31536000
accept-ranges
bytes
x-robots-tag
none
x-amz-cf-id
uQzVcKT1Gw4Sx7wWiDt1WpaN4H2iTG6ZHOOjw3czpPgBGT3VV1urBA==
/
www.facebook.com/tr/
0
31 B
Image
General
Full URL
https://www.facebook.com/tr/?id=819486028117639&ev=PageView&dl=https%3A%2F%2Fwww.stuvia.com%2Fde-de&rl=&if=false&ts=1676579984396&sw=1600&sh=1200&v=2.9.96&r=stable&ec=0&o=30&cs_est=true&fbp=fb.1.1676579984395.1844480960&it=1676579984087&coo=false&rqm=GET
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f177:83:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

strict-transport-security
max-age=31536000; includeSubDomains
date
Thu, 16 Feb 2023 20:39:44 GMT
server
proxygen-bolt
content-type
text/plain
access-control-allow-origin
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
0
box-e031119f9e9e307a08fa610f85dbfb52.html
vars.hotjar.com/ Frame AA1A
2 KB
1 KB
Document
General
Full URL
https://vars.hotjar.com/box-e031119f9e9e307a08fa610f85dbfb52.html
Requested by
Host: static.hotjar.com
URL: https://static.hotjar.com/c/hotjar-15951.js?sv=3
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.215.65 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-215-65.fra53.r.cloudfront.net
Software
/
Resource Hash
f92333a45b532bdb5248178674b041b1c35edfd33a55df48192256f0bfe49e4e
Security Headers
Name Value
Strict-Transport-Security max-age=2592000; includeSubDomains

Request headers

Referer
https://www.stuvia.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

accept-ranges
bytes
age
1150178
cache-control
max-age=31536000
content-encoding
br
content-length
1034
content-type
text/html
cross-origin-embedder-policy
require-corp
cross-origin-resource-policy
cross-origin
date
Fri, 03 Feb 2023 13:10:06 GMT
etag
"112fdf47cdb80b9ce3d033ed09717460"
last-modified
Fri, 03 Feb 2023 13:09:45 GMT
strict-transport-security
max-age=2592000; includeSubDomains
vary
Accept-Encoding
via
1.1 2d1e1e8dc0f3eb7773ec9d89a7d50ce2.cloudfront.net (CloudFront)
x-amz-cf-id
HJdKPGea_-rS0IjI-7f9EPFUilHiyzPFb49RB44lNN0oCoK9WPoLcA==
x-amz-cf-pop
FRA53-C1
x-cache
Hit from cloudfront
x-robots-tag
none
collect
www.google-analytics.com/j/
4 B
24 B
XHR
General
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j99&a=919037327&t=pageview&_s=1&dl=https%3A%2F%2Fwww.stuvia.com%2Fde-de&ul=en-us&de=UTF-8&dt=Kaufe%20und%20Verkaufe%20die%20besten%20Zusammenfassungen%20-%20Stuvia%20DE&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=KGBACEADRAAAACAAI~&jid=1106521994&gjid=54319046&cid=1338670045.1676579984&tid=UA-20470647-1&_gid=1047861659.1676579984&_r=1&_slc=1&z=1679275357
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:400d:80a::200e , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
aec60bc104db041b1512185839f18f52986df7e569e5445f740dd60f763fbca8
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://www.stuvia.com/
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/110.0.5481.100 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Thu, 16 Feb 2023 20:39:44 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.stuvia.com
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
stats.g.doubleclick.net/j/
4 B
348 B
XHR
General
Full URL
https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j99&tid=UA-20470647-1&cid=1338670045.1676579984&jid=1106521994&gjid=54319046&_gid=1047861659.1676579984&_u=KGBACEACRAAAACAAI~&z=1601469755
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400c:c0c::9d Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
84e01419bd81f32ac6df0f75f49c604fda9172000a3ae432b3c47b2a6a712d80
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.stuvia.com/
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/110.0.5481.100 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
date
Thu, 16 Feb 2023 20:39:44 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.stuvia.com
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
15951
vc.hotjar.io/sessions/
0
258 B
XHR
General
Full URL
https://vc.hotjar.io/sessions/15951?s=0.25&r=0.24180310613358746
Requested by
Host: script.hotjar.com
URL: https://script.hotjar.com/modules.7659de6e9a796dae10e4.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.112.79 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-112-79.fra56.r.cloudfront.net
Software
Python/3.7 aiohttp/3.5.4 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Thu, 16 Feb 2023 20:39:44 GMT
via
1.1 fc562aab29280948aa0691960bee3d6a.cloudfront.net (CloudFront)
server
Python/3.7 aiohttp/3.5.4
x-amz-cf-pop
FRA56-P5
x-cache
Miss from cloudfront
access-control-allow-origin
*
cache-control
no-store
x-amz-cf-id
h0GblYFusNfHLpeiVBXz6R8ZgE7eDuwdDzUyF4XYNIeYCVT1AWxijA==
ga-audiences
www.google.com/ads/
42 B
408 B
Image
General
Full URL
https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j99&tid=UA-20470647-1&cid=1338670045.1676579984&jid=1106521994&_u=KGBACEACRAAAACAAI~&z=1603859975
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400d:80c::2004 , Ireland, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 16 Feb 2023 20:39:44 GMT
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
ga-audiences
www.google.de/ads/
42 B
408 B
Image
General
Full URL
https://www.google.de/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j99&tid=UA-20470647-1&cid=1338670045.1676579984&jid=1106521994&_u=KGBACEACRAAAACAAI~&z=1603859975
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82b::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

pragma
no-cache
date
Thu, 16 Feb 2023 20:39:44 GMT
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
/
api.amplitude.com/
7 B
205 B
XHR
General
Full URL
https://api.amplitude.com/
Requested by
Host: cdn.amplitude.com
URL: https://cdn.amplitude.com/libs/amplitude-8.5.0-min.gz.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
44.233.3.29 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-44-233-3-29.us-west-2.compute.amazonaws.com
Software
/
Resource Hash
aee408847d35e44e99430f0979c3357b85fe8dbb4535a494301198adbee85f27
Security Headers
Name Value
Strict-Transport-Security max-age=15768000

Request headers

Referer
https://www.stuvia.com/
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/110.0.5481.100 Safari/537.36
Content-Type
application/x-www-form-urlencoded; charset=UTF-8

Response headers

access-control-allow-origin
*
date
Thu, 16 Feb 2023 20:39:44 GMT
strict-transport-security
max-age=15768000
trace-id
Root=1-63ee9490-416a6a5e6876d0c91f921454
content-length
7
access-control-allow-methods
GET, POST
content-type
text/html;charset=utf-8
/
www.facebook.com/tr/ Frame E0A3
0
18 B
Document
General
Full URL
https://www.facebook.com/tr/
Requested by
Host: www.stuvia.com
URL: https://www.stuvia.com/de-de
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a03:2880:f177:83:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

Content-Type
application/x-www-form-urlencoded
Origin
https://www.stuvia.com
Referer
https://www.stuvia.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

access-control-allow-credentials
true
access-control-allow-origin
https://www.stuvia.com
alt-svc
h3=":443"; ma=86400
content-length
0
content-type
text/plain
cross-origin-resource-policy
cross-origin
date
Thu, 16 Feb 2023 20:39:44 GMT
priority
u=0
server
proxygen-bolt
strict-transport-security
max-age=31536000; includeSubDomains
9200000030255300.jpg
www.stuvia.com/docpics/books/
56 KB
56 KB
Image
General
Full URL
https://www.stuvia.com/docpics/books/9200000030255300.jpg
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
99.86.4.35 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-99-86-4-35.fra6.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
c01074c0cfaa7e6d9dda9c01ac23ccf99b89dd995d88d7a4eef790a9e6711267

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.stuvia.com/de-de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.5481.100 Safari/537.36

Response headers

date
Mon, 12 Dec 2022 14:15:03 GMT
via
1.1 b0954612f115b3d0a0db0a669e45ae8e.cloudfront.net (CloudFront)
last-modified
Sat, 17 Feb 2018 07:00:18 GMT
server
AmazonS3
x-amz-cf-pop
FRA6-C1
age
5725485
etag
"c6ce910d0c4f9c7cc4968d8bd5ef54cf"
x-cache
Hit from cloudfront
content-type
image/jpeg
cache-control
max-age=63115200
accept-ranges
bytes
content-length
57365
x-amz-cf-id
MPR_0q-q5nVBYWO_yzt0lOCnmtmzQ_heZ1W36mafza7zb_ycpzQIOA==

Verdicts & Comments Add Verdict or Comment

34 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| 1 boolean| credentialless object| oncontentvisibilityautostatechange object| FB function| ga function| fbq function| _fbq object| amplitude string| _linkedin_partner_id object| _linkedin_data_partner_ids function| lintrk function| hj object| _hjSettings object| __AMPLITUDE__ boolean| _already_called_lintrk object| google_tag_data object| gaplugins object| gaGlobal object| gaData object| dataLayer function| jQuery function| jquery function| $ object| fancybox object| barrating function| fbAsyncInit object| __buffer object| hjSiteSettings function| hjBootstrap object| hjBootstrapCalled object| hjLazyModules object| google_tag_manager object| google_optimize

23 Cookies

Domain/Path Name / Value
www.stuvia.com/ Name: PHPSESSID
Value: a61a461f5b39e631c91a8b99a4c034ee
www.stuvia.com/ Name: language_set
Value: de
www.stuvia.com/ Name: language
Value: de
www.stuvia.com/ Name: cookie_accepted
Value: 0
www.stuvia.com/ Name: amplitude_device_id
Value: M8a2JTorWovcQwA1FKOx30
www.stuvia.com/ Name: amplitude_session_id
Value: 1676579984107
.stuvia.com/ Name: _ga
Value: GA1.2.1338670045.1676579984
.stuvia.com/ Name: _gid
Value: GA1.2.1047861659.1676579984
www.stuvia.com/ Name: ln_or
Value: eyIzNDIyNTc4IjoiZCJ9
.stuvia.com/ Name: amp_09a588
Value: M8a2JTorWovcQwA1FKOx30...1gpdv8knb.1gpdv8kul.1.2.3
.linkedin.com/ Name: UserMatchHistory
Value: AQIpGCxz7z4wHAAAAYZb9FOEAouEWPqXMsIcmRriHAeE8UILMc4uMY3eHnCq1HPB91XziA-Xz9c8Ug
.linkedin.com/ Name: AnalyticsSyncHistory
Value: AQK2aaxzeEN05gAAAYZb9FOE2vfahUNMqTikwRdjfkSQJbgxLqhqVTzQz64iDg-Coov4L6ky5Ha-qJqY0NHgLw
.linkedin.com/ Name: bcookie
Value: "v=2&71193267-77fc-4283-8df3-14c2a11d598a"
.linkedin.com/ Name: lidc
Value: "b=OGST02:s=O:r=O:a=O:p=O:g=2849:u=1:x=1:i=1676579984:t=1676666384:v=2:sig=AQF_kTcSwkO4FcX7SvFf9n3pPQ1ZBOEp"
.stuvia.com/ Name: _fbp
Value: fb.1.1676579984395.1844480960
.stuvia.com/ Name: _gat
Value: 1
.stuvia.com/ Name: _hjSessionUser_15951
Value: eyJpZCI6IjY2ZGJhNDQxLTQ1N2UtNWM2Mi04NzQ5LTY1ZDY4OWIwZGE4ZCIsImNyZWF0ZWQiOjE2NzY1Nzk5ODQ0NzksImV4aXN0aW5nIjpmYWxzZX0=
.stuvia.com/ Name: _hjFirstSeen
Value: 1
.stuvia.com/ Name: _hjIncludedInSessionSample_15951
Value: 1
.stuvia.com/ Name: _hjSession_15951
Value: eyJpZCI6ImM1NWVhZDgzLTc1ODItNDE4ZC1iYTkyLWY5ZjEzZGI5OTY3MCIsImNyZWF0ZWQiOjE2NzY1Nzk5ODQ1MjcsImluU2FtcGxlIjp0cnVlfQ==
.stuvia.com/ Name: _hjAbsoluteSessionInProgress
Value: 1
.www.linkedin.com/ Name: bscookie
Value: "v=1&2023021620394401fb44a9-b933-43c7-894f-6c04d175a4e7AQFnD0BTQ886xI5bHDyIr-6EWEwx8xhq"
.linkedin.com/ Name: li_gc
Value: MTswOzE2NzY1Nzk5ODQ7MjswMjEzPccq/lxuqmkwzV4zPlG6dM9mEVyrASidGXz2/WON/g==

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.

api.amplitude.com
books.google.com
cdn.amplitude.com
cdn.linkedin.oribi.io
cdnjs.cloudflare.com
connect.facebook.net
pictures.abebooks.com
px.ads.linkedin.com
px4.ads.linkedin.com
s.s-bol.com
script.hotjar.com
snap.licdn.com
static.hotjar.com
stats.g.doubleclick.net
stuvia.com
vars.hotjar.com
vc.hotjar.io
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.linkedin.com
www.stuvia.com
13.107.42.14
13.32.23.194
13.32.27.16
13.32.27.21
143.204.215.52
143.204.215.65
18.66.112.79
185.14.169.126
2600:9000:206f:1000:2:53b2:240:93a1
2606:4700::6811:190e
2620:1ec:21::14
2a00:1450:4001:82b::2003
2a00:1450:4001:831::200e
2a00:1450:400c:c0c::9d
2a00:1450:400d:80a::200e
2a00:1450:400d:80c::2004
2a02:26f0:3500:16::215:14a0
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