urlscan.io logo urlscan.io
SecurityTrails logo

bookdown.org Open in urlscan Pro
184.72.143.207  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://bookdown.org/
Effective URL: https://bookdown.org/home/
Submission Tags: tranco_l324
Submission: On November 08 via api from DE — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 16 IPs in 4 countries across 19 domains to perform 48 HTTP transactions. The main IP is 184.72.143.207, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is bookdown.org.
TLS certificate: Issued by Amazon on March 12th 2021. Valid for: a year.
This is the only time bookdown.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 13 184.72.143.207 14618 (AMAZON-AES)
1 2a05:d014:275... 16509 (AMAZON-02)
1 206.189.50.215 14061 (DIGITALOC...)
2 3.67.153.12 16509 (AMAZON-02)
1 2a03:b0c0:3:d... 14061 (DIGITALOC...)
1 104.16.182.86 13335 (CLOUDFLAR...)
3 2606:50c0:800... 54113 (FASTLY)
1 2a03:b0c0:3:d... 14061 (DIGITALOC...)
2 143.204.101.119 16509 (AMAZON-02)
1 104.131.175.33 14061 (DIGITALOC...)
1 178.79.190.45 63949 (LINODE-AP...)
1 185.199.111.133 54113 (FASTLY)
1 35.208.79.31 19527 (GOOGLE-2)
1 185.199.109.153 54113 (FASTLY)
1 1 2a03:b0c0:3:d... 14061 (DIGITALOC...)
1 1 76.223.126.88 16509 (AMAZON-02)
1 2606:4700::68... 13335 (CLOUDFLAR...)
19 140.82.121.5 36459 (GITHUB)
48 16
13    184.72.143.207 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-184-72-143-207.compute-1.amazonaws.com
bookdown.org
1    2a05:d014:275:cb01:1f85:932b:b797:22f9 (Frankfurt am Main, Germany)

ASN16509 (AMAZON-02, US)
geocompr.robinlovelace.net
1    206.189.50.215 (Frankfurt am Main, Germany)

ASN14061 (DIGITALOCEAN-ASN, US)
r-graphics.org
2    3.67.153.12 (Frankfurt am Main, Germany)

ASN16509 (AMAZON-02, US)
PTR: ec2-3-67-153-12.eu-central-1.compute.amazonaws.com
moderndive.com
r-pkgs.org
1    2a03:b0c0:3:d0::d22:8001 (Frankfurt am Main, Germany)

ASN14061 (DIGITALOCEAN-ASN, US)
www.tidytextmining.com
1    104.16.182.86 (None, )

ASN13335 (CLOUDFLARENET, US)
images.routledge.com
3    2606:50c0:8003::153 (United States)

ASN54113 (FASTLY, US)
csgillespie.github.io
rstudio-education.github.io
buttons.github.io
1    2a03:b0c0:3:d0::143f:a001 (Frankfurt am Main, Germany)

ASN14061 (DIGITALOCEAN-ASN, US)
www.datascienceatthecommandline.com
2    143.204.101.119 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-143-204-101-119.fra50.r.cloudfront.net
d33wubrfki0l68.cloudfront.net
1    104.131.175.33 (Clifton, United States)

ASN14061 (DIGITALOCEAN-ASN, US)
PTR: datascienceheroes.com
livebook.datascienceheroes.com
1    178.79.190.45 (London, United Kingdom)

ASN63949 (LINODE-AP Linode, LLC, US)
PTR: kjhealy.co
socviz.co
1    185.199.111.133 (United States)

ASN54113 (FASTLY, US)
PTR: cdn-185-199-111-133.github.com
raw.githubusercontent.com
1    35.208.79.31 (Council Bluffs, United States)

ASN19527 (GOOGLE-2, US)
PTR: 31.79.208.35.bc.googleusercontent.com
otexts.com
1    185.199.109.153 (San Francisco, United States)

ASN54113 (FASTLY, US)
PTR: cdn-185-199-109-153.github.com
clauswilke.com
1    2a03:b0c0:3:d0::d23:d001 (Frankfurt am Main, Germany)

ASN14061 (DIGITALOCEAN-ASN, US)
yihui.name
1    76.223.126.88 (United States)

ASN16509 (AMAZON-02, US)
yihui.org
1    2606:4700::6810:5614 (United States)

ASN13335 (CLOUDFLARENET, US)
cdn.jsdelivr.net
19    140.82.121.5 (United States)

ASN36459 (GITHUB, US)
PTR: lb-140-82-121-5-fra.github.com
api.github.com
Domain Requested by
19 api.github.com buttons.github.io
13 bookdown.org 2 redirects bookdown.org
2 d33wubrfki0l68.cloudfront.net bookdown.org
1 buttons.github.io bookdown.org
1 cdn.jsdelivr.net bookdown.org
1 yihui.org 1 redirects
1 yihui.name 1 redirects
1 r-pkgs.org bookdown.org
1 rstudio-education.github.io bookdown.org
1 clauswilke.com bookdown.org
1 otexts.com bookdown.org
1 raw.githubusercontent.com bookdown.org
1 socviz.co bookdown.org
1 livebook.datascienceheroes.com bookdown.org
1 www.datascienceatthecommandline.com bookdown.org
1 csgillespie.github.io bookdown.org
1 images.routledge.com bookdown.org
1 www.tidytextmining.com bookdown.org
1 moderndive.com bookdown.org
1 r-graphics.org bookdown.org
1 geocompr.robinlovelace.net bookdown.org
48 21
Subject Issuer Validity Valid
lb-prod.rsc.rstudioservices.com
Amazon		 2021-03-12 -
2022-04-10		 a year crt.sh
geocompr.robinlovelace.net
R3		 2021-09-20 -
2021-12-19		 3 months crt.sh
*.r-graphics.org
R3		 2021-11-08 -
2022-02-06		 3 months crt.sh
*.moderndive.com
R3		 2021-10-16 -
2022-01-14		 3 months crt.sh
tidytextmining.com
R3		 2021-09-21 -
2021-12-20		 3 months crt.sh
routledge.com
Cloudflare Inc ECC CA-3		 2021-10-28 -
2022-10-27		 a year crt.sh
www.github.com
DigiCert SHA2 High Assurance Server CA		 2020-05-06 -
2022-04-14		 2 years crt.sh
*.datascienceatthecommandline.com
R3		 2021-10-10 -
2022-01-08		 3 months crt.sh
*.cloudfront.net
Amazon		 2021-03-19 -
2022-03-17		 a year crt.sh
blog.datascienceheroes.com
R3		 2021-09-19 -
2021-12-18		 3 months crt.sh
socviz.co
R3		 2021-10-05 -
2022-01-03		 3 months crt.sh
otexts.com
R3		 2021-11-03 -
2022-02-01		 3 months crt.sh
clauswilke.com
R3		 2021-10-14 -
2022-01-12		 3 months crt.sh
*.r-pkgs.org
R3		 2021-09-21 -
2021-12-20		 3 months crt.sh
*.github.com
DigiCert High Assurance TLS Hybrid ECC SHA256 2020 CA1		 2021-03-25 -
2022-03-30		 a year crt.sh

This page contains 1 frames:

Primary Page: https://bookdown.org/home/
Frame ID: 8BE58E1BD9DF7D931D10BC73D486F6EA
Requests: 48 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Home | Bookdown

Page URL History Show full URLs

  1. http://bookdown.org/ HTTP 301
    https://bookdown.org/ HTTP 307
    https://bookdown.org/home/ Page URL

Page Statistics

48
Requests

98 %
HTTPS

33 %
IPv6

19
Domains

21
Subdomains

16
IPs

4
Countries

9624 kB
Transfer

9686 kB
Size

4
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://bookdown.org/ HTTP 301
    https://bookdown.org/ HTTP 307
    https://bookdown.org/home/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 26
  • https://yihui.name/js/center-img.js HTTP 301
  • https://yihui.org/js/center-img.js HTTP 308
  • https://cdn.jsdelivr.net/npm/@xiee/utils/js/center-img.js

48 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
bookdown.org/home/
Redirect Chain
  • http://bookdown.org/
  • https://bookdown.org/
  • https://bookdown.org/home/
38 KB
39 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
decb66c85f6f39f386f452f9cb0a010ff419de625c947127146b3b0ed7acf901
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36
Accept-Language
de-DE,de;q=0.9

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-type
text/html; charset=utf-8
content-length
38903
accept-ranges
bytes
cache-control
must-revalidate, no-cache, max-age=0
last-modified
Thu, 04 Nov 2021 09:40:09 GMT
server
RStudio Connect v2021.10.0
x-content-type-options
nosniff

Redirect headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-type
text/html; charset=utf-8
content-length
42
location
/home/
server
RStudio Connect v2021.10.0
x-content-type-options
nosniff
x-frame-options
DENY
style.css
bookdown.org/home/css/ 		4 KB
5 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://bookdown.org/home/css/style.css
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
815e505e120f788b3bb3a2934b95a5459ae73b488d9a46f3e3b0a8dcfe815130
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/home/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
x-content-type-options
nosniff
last-modified
Thu, 04 Nov 2021 09:40:09 GMT
server
RStudio Connect v2021.10.0
content-type
text/css; charset=utf-8
cache-control
must-revalidate, no-cache, max-age=0
accept-ranges
bytes
content-length
4210
fonts.css
bookdown.org/home/css/ 		185 B
728 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://bookdown.org/home/css/fonts.css
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
8ada674b3895f94676334f53b2dbbfaf49afae898aaf36afee9ccc3ec67e79b7
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/home/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
x-content-type-options
nosniff
last-modified
Thu, 04 Nov 2021 09:40:09 GMT
server
RStudio Connect v2021.10.0
content-type
text/css; charset=utf-8
cache-control
must-revalidate, no-cache, max-age=0
accept-ranges
bytes
content-length
185
logo.png
bookdown.org/yihui/bookdown/images/ 		2 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://bookdown.org/yihui/bookdown/images/logo.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
df18ad414e5c952d154ea054860f8dcd9317655dd42d9fa0dc0e2914347adaa4
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/home/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
x-content-type-options
nosniff
last-modified
Tue, 19 Oct 2021 14:27:55 GMT
server
RStudio Connect v2021.10.0
content-type
image/png
cache-control
must-revalidate, no-cache, max-age=0
accept-ranges
bytes
content-length
2538
cover.png
geocompr.robinlovelace.net/images/ 		57 KB
57 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://geocompr.robinlovelace.net/images/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2a05:d014:275:cb01:1f85:932b:b797:22f9 Frankfurt am Main, Germany, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Netlify /
Resource Hash
9735a11a9fae283e88b5776ba1f61b31d69ce54e887f7438ed576f39a35321ca
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-nf-request-id
01FKYMC1VJGM7F1NC5YPB2PJYT
date
Sun, 07 Nov 2021 00:25:42 GMT
server
Netlify
age
92055
etag
"ddd046e70b324d4f559e36e5c249a2f1-ssl"
strict-transport-security
max-age=31536000
content-type
image/png
cache-control
public, max-age=0, must-revalidate
accept-ranges
bytes
content-length
58198
cover.jpg
bookdown.org/yihui/bookdown/images/ 		32 KB
32 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://bookdown.org/yihui/bookdown/images/cover.jpg
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
7d9386e538975a6e6f444944a33f6fd944c3dab916c28b7cf4f07f075ca5a86b
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/home/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
x-content-type-options
nosniff
last-modified
Tue, 19 Oct 2021 14:27:55 GMT
server
RStudio Connect v2021.10.0
content-type
image/jpeg
cache-control
must-revalidate, no-cache, max-age=0
accept-ranges
bytes
content-length
32595
cover.png
bookdown.org/yihui/rmarkdown-cookbook/images/ 		50 KB
51 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://bookdown.org/yihui/rmarkdown-cookbook/images/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
a80cdde72678a45140bb47787c2bf5f3b71f9f273cf647f6de96de71116f1463
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/home/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
x-content-type-options
nosniff
last-modified
Tue, 19 Oct 2021 14:27:55 GMT
server
RStudio Connect v2021.10.0
content-type
image/png
cache-control
must-revalidate, no-cache, max-age=0
accept-ranges
bytes
content-length
51388
cover.png
bookdown.org/yihui/blogdown/images/ 		31 KB
32 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://bookdown.org/yihui/blogdown/images/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
76d45cff2c79b1df15de186733777b54259a51e6bb988a525d3d2225211822f8
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/home/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
x-content-type-options
nosniff
last-modified
Tue, 19 Oct 2021 14:27:55 GMT
server
RStudio Connect v2021.10.0
content-type
image/png
cache-control
must-revalidate, no-cache, max-age=0
accept-ranges
bytes
content-length
32072
cover.jpg
r-graphics.org/ 		125 KB
126 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://r-graphics.org/cover.jpg
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
206.189.50.215 Frankfurt am Main, Germany, ASN14061 (DIGITALOCEAN-ASN, US),
Reverse DNS
Software
Netlify /
Resource Hash
9d9f9d2add02870264e7fd51fae29d4415ebf9013fb0fb1728b3bef304105846
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-nf-request-id
01FKYMC1Y3YBC8JSYBR3VV520M
date
Thu, 04 Nov 2021 15:43:46 GMT
server
Netlify
age
296171
etag
"b5ee5c247df33318492fc940577c7c95-ssl"
strict-transport-security
max-age=31536000
content-type
image/jpeg
cache-control
public, max-age=0, must-revalidate
accept-ranges
bytes
content-length
128376
book_cover.png
moderndive.com/images/logos/ 		3 MB
3 MB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://moderndive.com/images/logos/book_cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.67.153.12 Frankfurt am Main, Germany, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-67-153-12.eu-central-1.compute.amazonaws.com
Software
Netlify /
Resource Hash
451c46517256681225bec8c98997a9c90f518e49acd671a757b0fda72ae3ca02
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-nf-request-id
01FKYMC1TKDMG9BMFQHAT7XTV0
date
Sun, 07 Nov 2021 20:29:04 GMT
server
Netlify
age
19853
etag
"d21e6a82cdd035d53e73b958dccb6e5c-ssl"
strict-transport-security
max-age=31536000
content-type
image/png
cache-control
public, max-age=0, must-revalidate
accept-ranges
bytes
content-length
2718559
cover.png
www.tidytextmining.com/images/ 		2 MB
2 MB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.tidytextmining.com/images/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2a03:b0c0:3:d0::d22:8001 Frankfurt am Main, Germany, ASN14061 (DIGITALOCEAN-ASN, US),
Reverse DNS
Software
Netlify /
Resource Hash
3305d4ddefa2964aa7bfebcc38fe633348ea02b8d405e0a5475fb44530de6e7a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-nf-request-id
01FKYMC1Y7GV3Y0D4XEEG716R2
date
Thu, 04 Nov 2021 13:00:27 GMT
server
Netlify
age
305971
etag
"f64aa5239a9e4fdfc5927f8bc0d8f355-ssl"
strict-transport-security
max-age=31536000
content-type
image/png
cache-control
public, max-age=0, must-revalidate
accept-ranges
bytes
content-length
2374756
9780367357986.jpg
images.routledge.com/common/jackets/amazon/978036735/ 		15 KB
16 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://images.routledge.com/common/jackets/amazon/978036735/9780367357986.jpg
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.16.182.86 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d911565cbb929229b02cff8148fb59911314109617a97a5c21af7a853d8ac282

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
via
1.1 9385401cebb473e4ed1da6c81b927c52.cloudfront.net (CloudFront)
cf-cache-status
HIT
age
898
cf-polished
qual=85, origFmt=jpeg, origSize=32660
cf-ray
6aab3478784e702d-FRA
x-cache
Hit from cloudfront
content-disposition
inline; filename="9780367357986.webp"
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400, h3-28=":443"; ma=86400, h3-27=":443"; ma=86400
content-length
15542
last-modified
Tue, 28 Sep 2021 08:47:30 GMT
server
cloudflare
etag
"b0ba98df0480f1e5805e183674824f34"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept
x-amz-version-id
null
expires
Tue, 08 Nov 2022 01:59:57 GMT
cache-control
public, max-age=31536000
x-amz-cf-pop
AMS1-C1
accept-ranges
bytes
content-type
image/webp
x-amz-cf-id
N7120tXklPnvQ744VIyLnqWrIDFt6AD9dkqvXcqq4W3O4J3OslQjvQ==
cf-bgj
imgq:85,h2pri
cover.png
bookdown.org/yihui/rmarkdown/images/ 		19 KB
20 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://bookdown.org/yihui/rmarkdown/images/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
c79b2ea8620d0756c2b7cf748e4c5874414b3c17db7e464859104ddc13187d95
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/home/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
x-content-type-options
nosniff
last-modified
Tue, 19 Oct 2021 14:27:55 GMT
server
RStudio Connect v2021.10.0
content-type
image/png
cache-control
must-revalidate, no-cache, max-age=0
accept-ranges
bytes
content-length
19468
f0_web.png
csgillespie.github.io/efficientR/figures/ 		467 KB
467 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://csgillespie.github.io/efficientR/figures/f0_web.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:50c0:8003::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
a6b325fe6054293b994faaeda9db89a66f50d00eb12facac8a683bd6c1a57aae

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-fastly-request-id
86104381a01be0f9d3a25ee0fbdc92a49b6836bc
date
Mon, 08 Nov 2021 01:59:57 GMT
via
1.1 varnish
age
0
x-cache
MISS
content-length
478001
x-served-by
cache-fra19176-FRA
last-modified
Thu, 18 Mar 2021 13:45:28 GMT
server
GitHub.com
x-github-request-id
282A:E165:206CBD8:216F71C:6188849D
x-timer
S1636336798.512222,VS0,VE95
etag
"60535978-74b31"
vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
expires
Mon, 08 Nov 2021 02:09:57 GMT
cache-control
max-age=600
permissions-policy
interest-cohort=()
accept-ranges
bytes
x-proxy-cache
MISS
x-cache-hits
0
book_cover.jpg
bookdown.org/roback/bookdown-BeyondMLR/data/ 		149 KB
150 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://bookdown.org/roback/bookdown-BeyondMLR/data/book_cover.jpg
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
8afc7c7c1180859bb1c8ee100e5cd5bc7c3e4b39e5e256c3fb1ee2998b914096
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/home/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
x-content-type-options
nosniff
last-modified
Tue, 19 Oct 2021 14:27:55 GMT
server
RStudio Connect v2021.10.0
content-type
image/jpeg
cache-control
must-revalidate, no-cache, max-age=0
accept-ranges
bytes
content-length
153085
cover.png
www.datascienceatthecommandline.com/1e/images/ 		225 KB
226 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.datascienceatthecommandline.com/1e/images/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2a03:b0c0:3:d0::143f:a001 Frankfurt am Main, Germany, ASN14061 (DIGITALOCEAN-ASN, US),
Reverse DNS
Software
Netlify /
Resource Hash
efcf3bd5666697c2863d65e7abdef71b11e37f126a6d1a050c9a7186e23df22c
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-nf-request-id
01FKYMC1TP4Y5NJ9NJTJ2YWR39
date
Wed, 03 Nov 2021 09:09:38 GMT
server
Netlify
age
406219
etag
"d215227b260705c24862e8e1330e3ccd-ssl"
strict-transport-security
max-age=31536000
content-type
image/png
cache-control
public, max-age=0, must-revalidate
accept-ranges
bytes
content-length
230791
cover_sm.png
bookdown.org/rdpeng/rprogdatascience/ 		126 KB
127 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://bookdown.org/rdpeng/rprogdatascience/cover_sm.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
38a0c4834859e33da531fac38c1cff020b740977276ea8837d987fc91435b35e
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/home/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
x-content-type-options
nosniff
last-modified
Tue, 19 Oct 2021 14:27:55 GMT
server
RStudio Connect v2021.10.0
content-type
image/png
cache-control
must-revalidate, no-cache, max-age=0
accept-ranges
bytes
content-length
129264
cover.png
d33wubrfki0l68.cloudfront.net/565916198b0be51bf88b36f94b80c7ea67cafe7c/7f70b/ 		70 KB
71 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://d33wubrfki0l68.cloudfront.net/565916198b0be51bf88b36f94b80c7ea67cafe7c/7f70b/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.101.119 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-101-119.fra50.r.cloudfront.net
Software
Netlify /
Resource Hash
651c6c96ea1d5edd39d302f78c8a956c98b44c41244e9c86af353de4410e91c7

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-nf-request-id
01FJ48XV47Q4CQQV5K96ZH1H9G
date
Sat, 16 Oct 2021 10:04:00 GMT
via
1.1 632ee301c4920b52f2463aa9e978c57f.cloudfront.net (CloudFront)
server
Netlify
age
1958157
etag
ece702b86151f65ae669e825a8879cda15bcd9b7
x-cache
Hit from cloudfront
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=31556926
x-amz-cf-pop
FRA50-C1
content-length
71791
x-amz-cf-id
ZEvhuFoYae6Ah0IAL2VOCwaqBaAPQMFF1K4rBawv4DAlHlvONgoAqg==
data_science_live_book_cover.png
livebook.datascienceheroes.com/introduction/ 		186 KB
186 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://livebook.datascienceheroes.com/introduction/data_science_live_book_cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
104.131.175.33 Clifton, United States, ASN14061 (DIGITALOCEAN-ASN, US),
Reverse DNS
datascienceheroes.com
Software
nginx/1.10.3 (Ubuntu) /
Resource Hash
c1afa879401624e418a2e6f03cdc7cfb33043be01c7a7d109814c7223018a832

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

Date
Mon, 08 Nov 2021 01:59:57 GMT
Last-Modified
Thu, 17 Jan 2019 00:59:22 GMT
Server
nginx/1.10.3 (Ubuntu)
ETag
"5c3fd36a-2e6cd"
Content-Type
image/png
Connection
keep-alive
Accept-Ranges
bytes
Content-Length
190157
dv-cover-executive-b.jpg
socviz.co/assets/ 		1 MB
1 MB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://socviz.co/assets/dv-cover-executive-b.jpg
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
178.79.190.45 London, United Kingdom, ASN63949 (LINODE-AP Linode, LLC, US),
Reverse DNS
kjhealy.co
Software
Apache/2.4.10 (Debian) /
Resource Hash
9a01a1c08270c4e9ad89bb251b820d52e4a67eea88b7b229f34762a98c79ce3f

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

Date
Mon, 08 Nov 2021 01:59:57 GMT
Last-Modified
Fri, 12 Jan 2018 22:58:06 GMT
Server
Apache/2.4.10 (Debian)
ETag
"10e38e-5629c32933074"
Content-Type
image/jpeg
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=100
Content-Length
1106830
engineering-shiny.jpg
raw.githubusercontent.com/ThinkR-open/engineering-shiny-book/master/img/ 		830 KB
831 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://raw.githubusercontent.com/ThinkR-open/engineering-shiny-book/master/img/engineering-shiny.jpg
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
185.199.111.133 , United States, ASN54113 (FASTLY, US),
Reverse DNS
cdn-185-199-111-133.github.com
Software
/
Resource Hash
524feeb2588aaa143b9ecfb2afe019bb1a8f01d1eb551baf1d87e1a677f76833
Security Headers
Name Value
Content-Security-Policy default-src 'none'; style-src 'unsafe-inline'; sandbox
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-fastly-request-id
4e5ae150724aa27e9dc80c75bcaf10407567b7cc
content-security-policy
default-src 'none'; style-src 'unsafe-inline'; sandbox
via
1.1 varnish
x-content-type-options
nosniff
x-cache
MISS
x-cache-hits
0
vary
Authorization,Accept-Encoding,Origin
content-length
849825
x-xss-protection
1; mode=block
x-served-by
cache-fra19163-FRA
x-github-request-id
410A:8CFC:7C694F:9199E6:6188849D
x-timer
S1636336798.557458,VS0,VE623
x-frame-options
deny
date
Mon, 08 Nov 2021 01:59:58 GMT
source-age
0
strict-transport-security
max-age=31536000
content-type
image/jpeg
access-control-allow-origin
*
cache-control
max-age=300
etag
W/"8bc8f195bdd19721b7651af051b20c937f51fec90aa6fbe40090a03246bbbef4"
accept-ranges
bytes
expires
Mon, 08 Nov 2021 02:04:58 GMT
fpp2_cover.jpg
otexts.com/fpp2/ 		99 KB
99 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://otexts.com/fpp2/fpp2_cover.jpg
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
35.208.79.31 Council Bluffs, United States, ASN19527 (GOOGLE-2, US),
Reverse DNS
31.79.208.35.bc.googleusercontent.com
Software
nginx /
Resource Hash
ae1269a59a7b9eec55afb95ecc834304e5ce35c5e1658943337fe67143e1ae4e

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:58 GMT
last-modified
Sat, 12 Jan 2019 02:28:14 GMT
server
nginx
etag
"5c3950be-18a49"
x-proxy-cache-info
DT:1
content-type
image/jpeg
cache-control
max-age=31536000
host-header
8441280b0c35cbc1147f8ba998a563a7
accept-ranges
bytes
content-length
100937
expires
Tue, 08 Nov 2022 01:59:58 GMT
cover.png
clauswilke.com/dataviz/ 		331 KB
332 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://clauswilke.com/dataviz/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
185.199.109.153 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
cdn-185-199-109-153.github.com
Software
GitHub.com /
Resource Hash
7eb93c54997f589304cc52328bb6528a006b69f8b9201367a2270d27fbc488bc

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-fastly-request-id
0355d87de2a40a2bdabfc22ee04bd19b3d84f07a
date
Mon, 08 Nov 2021 01:59:57 GMT
via
1.1 varnish
age
0
x-cache
MISS
content-length
339011
x-served-by
cache-fra19169-FRA
last-modified
Thu, 20 Aug 2020 00:17:08 GMT
server
GitHub.com
x-github-request-id
31F2:209C:1506F01:15BC7DE:6188849D
x-timer
S1636336798.770807,VS0,VE93
etag
"5f3dc104-52c43"
vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
expires
Mon, 08 Nov 2021 02:09:57 GMT
cache-control
max-age=600
accept-ranges
bytes
x-origin-cache
HIT
x-proxy-cache
MISS
x-cache-hits
0
cover.png
rstudio-education.github.io/hopr/ 		28 KB
28 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://rstudio-education.github.io/hopr/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:50c0:8003::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
1403823998231a2118f7f4acffc5b663a2ae846dc8c7aa02022ab202082dc108
Security Headers
Name Value
Strict-Transport-Security max-age=31556952

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-fastly-request-id
d19b85dc41a6e2e9bb191117e5e17d279b46eaf6
strict-transport-security
max-age=31556952
via
1.1 varnish
etag
"604fda32-6e6c"
age
0
x-cache
MISS
content-length
28268
x-served-by
cache-fra19176-FRA
last-modified
Mon, 15 Mar 2021 22:05:38 GMT
server
GitHub.com
x-github-request-id
ECA2:01A1:340277:39640C:6188849D
x-timer
S1636336798.662237,VS0,VE168
date
Mon, 08 Nov 2021 01:59:57 GMT
vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
expires
Mon, 08 Nov 2021 02:09:57 GMT
cache-control
max-age=600
permissions-policy
interest-cohort=()
accept-ranges
bytes
x-proxy-cache
MISS
x-cache-hits
0
cover.png
d33wubrfki0l68.cloudfront.net/b88ef926a004b0fce72b2526b0b5c4413666a4cb/24a30/ 		334 KB
335 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://d33wubrfki0l68.cloudfront.net/b88ef926a004b0fce72b2526b0b5c4413666a4cb/24a30/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
143.204.101.119 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-143-204-101-119.fra50.r.cloudfront.net
Software
Netlify /
Resource Hash
37f658810c4632c704ebb395e03845f47ba045b254cb33f2eaee5604162259cf

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-nf-request-id
01FGYXJVWJMA358RMW1SDYQQ5D
date
Fri, 01 Oct 2021 21:53:53 GMT
via
1.1 632ee301c4920b52f2463aa9e978c57f.cloudfront.net (CloudFront)
server
Netlify
age
3211565
etag
5981d5fead52247e01d161ced93716ea6edfee90
x-cache
Hit from cloudfront
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=31556926
x-amz-cf-pop
FRA50-C1
accept-ranges
bytes
content-length
341755
x-amz-cf-id
NGmw5z4T_5xuiaW_pqU1j6_djB59fHi0-lfBQq4eNtf1bCM74pyJjw==
cover.png
r-pkgs.org/images/ 		278 KB
278 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://r-pkgs.org/images/cover.png
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
3.67.153.12 Frankfurt am Main, Germany, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-3-67-153-12.eu-central-1.compute.amazonaws.com
Software
Netlify /
Resource Hash
3361fc9da14bcc0488a5d88a1924595d6b5dfcdb669d646203ab6c5b76b3efac
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-nf-request-id
01FKYMC200PHRYW03BZDQP1Q90
date
Sun, 07 Nov 2021 23:15:18 GMT
server
Netlify
age
9879
etag
"94a6d00cc7d4116fe2769b7197af42da-ssl"
strict-transport-security
max-age=31536000
content-type
image/png
cache-control
public, max-age=0, must-revalidate
accept-ranges
bytes
content-length
284584
fix-url.js
bookdown.org/home/js/ 		632 B
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://bookdown.org/home/js/fix-url.js
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
184.72.143.207 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-184-72-143-207.compute-1.amazonaws.com
Software
RStudio Connect v2021.10.0 /
Resource Hash
e81690117311da87f46f54e2275bf36a31e04dd5adac6cafa66d3536806b47d6
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/home/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
x-content-type-options
nosniff
last-modified
Thu, 04 Nov 2021 09:40:09 GMT
server
RStudio Connect v2021.10.0
content-type
text/javascript; charset=utf-8
cache-control
must-revalidate, no-cache, max-age=0
accept-ranges
bytes
content-length
632
center-img.js
cdn.jsdelivr.net/npm/@xiee/utils/js/
Redirect Chain
  • https://yihui.name/js/center-img.js
  • https://yihui.org/js/center-img.js
  • https://cdn.jsdelivr.net/npm/@xiee/utils/js/center-img.js
1 KB
1015 B 		Script
General
Check archive.org
Download Go to
Full URL
https://cdn.jsdelivr.net/npm/@xiee/utils/js/center-img.js
Requested by
Host: bookdown.org
URL: https://bookdown.org/
Protocol
H2
Server
2606:4700::6810:5614 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
5d5083e2d93b33fbcb55b0ed8c80051a771dd5eca03f63aa2f85805f1c203189
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
age
21809
x-jsd-version
1.1.0
x-cache
HIT
cross-origin-resource-policy
cross-origin
strict-transport-security
max-age=31536000; includeSubDomains; preload
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400, h3-28=":443"; ma=86400, h3-27=":443"; ma=86400
x-served-by
cache-fra19134-FRA
timing-allow-origin
*
x-jsd-version-type
version
server
cloudflare
etag
W/"400-k7h3ILJEmVCD+nxzQEKcNXIWXME"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
*
cache-control
public, max-age=604800, s-maxage=43200
cf-ray
6aab347a68951f19-FRA

Redirect headers

date
Mon, 08 Nov 2021 01:59:57 GMT
server
Vercel
x-vercel-id
fra1::bx25m-1636336797802-2907f8da8660
x-vercel-cache
MISS
strict-transport-security
max-age=63072000
content-type
text/plain
location
https://cdn.jsdelivr.net/npm/@xiee/utils/js/center-img.js
cache-control
public, max-age=0, must-revalidate
refresh
0;url=https://cdn.jsdelivr.net/npm/@xiee/utils/js/center-img.js
buttons.js
buttons.github.io/ 		20 KB
7 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://buttons.github.io/buttons.js
Requested by
Host: bookdown.org
URL: https://bookdown.org/home/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:50c0:8003::153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
GitHub.com /
Resource Hash
b8ff83b03595fc059b34f197d0effcba4f1ca220c3ae8b6f878ce50a92c70f7e

Request headers

Accept-Language
de-DE,de;q=0.9
Referer
https://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

x-fastly-request-id
9d1b234b81babcdf0ceb78ef01448f73a709727c
date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
age
262
x-cache
HIT
content-length
6778
x-served-by
cache-fra19176-FRA
access-control-allow-origin
*
last-modified
Wed, 03 Nov 2021 17:02:58 GMT
server
GitHub.com
x-github-request-id
961E:12DC0:2659F6:282291:61835E50
x-timer
S1636336798.722422,VS0,VE0
etag
W/"6182c0c2-4e20"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
via
1.1 varnish
expires
Thu, 04 Nov 2021 04:25:12 GMT
cache-control
max-age=600
permissions-policy
interest-cohort=()
accept-ranges
bytes
x-proxy-cache
MISS
x-cache-hits
3
geocompr
api.github.com/repos/Robinlovelace/ 		6 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/Robinlovelace/geocompr
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
bffd6a94463820a3009a812fc414c6d925d2a6155902fecd3187e1e085763242
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1503
x-xss-protection
0
x-ratelimit-used
6
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Sun, 07 Nov 2021 10:51:39 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3E9:6188849D
x-frame-options
deny
etag
W/"8bbc04f9cad0e3e8eedc5437d6884dc1dae617b51f8d2382b075031d80825316"
content-security-policy
default-src 'none'
x-ratelimit-remaining
54
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
bookdown
api.github.com/repos/rstudio/ 		6 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/rstudio/bookdown
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
cb2b3eb6532c1f54f1fa3826c3072f0844190203daa2146f34f09f0e229f8286
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1435
x-xss-protection
0
x-ratelimit-used
3
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Sat, 06 Nov 2021 19:14:45 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3EA:6188849D
x-frame-options
deny
etag
W/"4b1cc074024d364a8641468d6c50ac6620018e601d6e7caa8ae623e7bc75b139"
content-security-policy
default-src 'none'
x-ratelimit-remaining
57
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
rmarkdown-cookbook
api.github.com/repos/yihui/ 		6 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/yihui/rmarkdown-cookbook
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
437314b5cda9d8682a74020bb829fe3f6d11124f5460b9cc12684eb51cdc7ff9
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1397
x-xss-protection
0
x-ratelimit-used
2
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Wed, 03 Nov 2021 08:07:14 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3EB:6188849D
x-frame-options
deny
etag
W/"49b0c8cd5827b368c3b281544c7f68fb11101177d1c9765d6462de77b07e3148"
content-security-policy
default-src 'none'
x-ratelimit-remaining
58
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
blogdown
api.github.com/repos/rstudio/ 		6 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/rstudio/blogdown
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
c9e59adfcf54813fc7c079bf7ea4dc88874bb0406888ae8fa27edd5c5969c2fe
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1418
x-xss-protection
0
x-ratelimit-used
1
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Sun, 07 Nov 2021 20:43:55 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3EC:6188849D
x-frame-options
deny
etag
W/"3b231675c4f019bc3a7fd72a172811f569b7508fdcbb6874e735314c7935567b"
content-security-policy
default-src 'none'
x-ratelimit-remaining
59
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
rgcookbook
api.github.com/repos/wch/ 		5 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/wch/rgcookbook
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
3391fd3092bb7b693d41353f3f511b71a42f5d852bd928eecb1ce121cd882121
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1298
x-xss-protection
0
x-ratelimit-used
7
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Sun, 31 Oct 2021 15:59:38 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3ED:6188849D
x-frame-options
deny
etag
W/"0a7e93fc66cf7b18351543841e971170ff022fdd96cb0bf7af9586b66ca37835"
content-security-policy
default-src 'none'
x-ratelimit-remaining
53
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
ModernDive_book
api.github.com/repos/moderndive/ 		7 KB
3 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/moderndive/ModernDive_book
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
8ba5341bcceec2d64eb4716b9d8bd38abbad32239cb3613ff312e838b759ad54
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1637
x-xss-protection
0
x-ratelimit-used
5
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Thu, 04 Nov 2021 17:56:17 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3EE:6188849D
x-frame-options
deny
etag
W/"44d6ead469ce68d748724da7be04993702826259c286175f54ff67d741cd5be1"
content-security-policy
default-src 'none'
x-ratelimit-remaining
55
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
tidy-text-mining
api.github.com/repos/dgrtwo/ 		6 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/dgrtwo/tidy-text-mining
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
ec69830c2b67b80db8259be717732f9551112cc5d4357efdf4a06f22e9730fa5
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1467
x-xss-protection
0
x-ratelimit-used
11
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Fri, 05 Nov 2021 17:57:27 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3F4:6188849D
x-frame-options
deny
etag
W/"0a3186349ea415d90f9bc1e6c1b3ebd2e5aa4864e3fff9ce6fc3a75f7a611aea"
content-security-policy
default-src 'none'
x-ratelimit-remaining
49
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
rmarkdown-book
api.github.com/repos/rstudio/ 		7 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/rstudio/rmarkdown-book
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
abc7b222da45666fd437431050b56f33ace9742640dc059b8ed66b377fc606fc
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1500
x-xss-protection
0
x-ratelimit-used
18
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Mon, 01 Nov 2021 02:06:37 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3FA:6188849D
x-frame-options
deny
etag
W/"81d4ac5964a2f97f552a5e1bc24683a86f09ad607040ae08ff086a96494171cc"
content-security-policy
default-src 'none'
x-ratelimit-remaining
42
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
efficientR
api.github.com/repos/csgillespie/ 		6 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/csgillespie/efficientR
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
04676e4c1f3c9b80a322fc6441ecb4af047f6ebb43f2e710278fe50859efdfb1
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1396
x-xss-protection
0
x-ratelimit-used
10
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Fri, 05 Nov 2021 22:33:24 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3F9:6188849D
x-frame-options
deny
etag
W/"221516507f7600d23823aba527665f65f1cf378417396c4b8ef004ff7cfcc337"
content-security-policy
default-src 'none'
x-ratelimit-remaining
50
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
BeyondMLR
api.github.com/repos/proback/ 		5 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/proback/BeyondMLR
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
2f945f61421d5322097e68d3a5d5122d85faf1432323cbb49e219856fd928147
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1414
x-xss-protection
0
x-ratelimit-used
8
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Fri, 05 Nov 2021 19:32:47 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3F0:6188849D
x-frame-options
deny
etag
W/"2edbae28eef21d109df19480cfac919866188f7106ca49ccda21d6a62ed98a82"
content-security-policy
default-src 'none'
x-ratelimit-remaining
52
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
data-science-at-the-command-line
api.github.com/repos/jeroenjanssens/ 		7 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/jeroenjanssens/data-science-at-the-command-line
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
a1c1d7b40d470d06aca97f383ba2d1b20c26ed0a6eafbfbb79dc9d8fced4c142
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1492
x-xss-protection
0
x-ratelimit-used
9
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Sun, 07 Nov 2021 20:37:08 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3F8:6188849D
x-frame-options
deny
etag
W/"29793bb64695a394f0791ef9c8cba9a2ef28896b7549996fd0fc5ded23d11a2e"
content-security-policy
default-src 'none'
x-ratelimit-remaining
51
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
rprogdatascience
api.github.com/repos/rdpeng/ 		5 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/rdpeng/rprogdatascience
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
5fa835865d2034347c15c03e12392d04b342ab0667ea6cdbafb326ce2ad4202c
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1291
x-xss-protection
0
x-ratelimit-used
4
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Sat, 02 Oct 2021 21:33:57 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3EF:6188849D
x-frame-options
deny
etag
W/"0f087f9a4e6f62d2885a28b418bfd010fe2e27ca3475ed0754b75d94929ca6d6"
content-security-policy
default-src 'none'
x-ratelimit-remaining
56
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
adv-r
api.github.com/repos/hadley/ 		5 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/hadley/adv-r
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
c2587210ab364179a1e2f2d23a073c2f51dc84bf63d47fd6451b213933a8f027
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1386
x-xss-protection
0
x-ratelimit-used
12
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Sun, 07 Nov 2021 13:34:07 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3F2:6188849D
x-frame-options
deny
etag
W/"299364f7cab0cacad5167070ac913137b31a259650212be430b2289256534885"
content-security-policy
default-src 'none'
x-ratelimit-remaining
48
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
data-science-live-book
api.github.com/repos/pablo14/ 		6 KB
3 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/pablo14/data-science-live-book
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
5d26579a6cf8c3e418e79995205594dbd53a4ad3384f9c4f7953ccc451684151
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1592
x-xss-protection
0
x-ratelimit-used
15
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Wed, 06 Oct 2021 08:38:50 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3F1:6188849D
x-frame-options
deny
etag
W/"0392e5dfe31ec06665bcdc07d81453ec41e286fb24b9a78fe05181090f5e323e"
content-security-policy
default-src 'none'
x-ratelimit-remaining
45
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
engineering-shiny-book
api.github.com/repos/ThinkR-open/ 		7 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/ThinkR-open/engineering-shiny-book
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
0a0d8ac7213425e589a735bbb655921b853afe7581de9866a3138f41fce1c43c
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1505
x-xss-protection
0
x-ratelimit-used
17
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Sat, 06 Nov 2021 04:44:27 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3F5:6188849D
x-frame-options
deny
etag
W/"41d11ead24ee5ec5bed4c6d87d1d1888560e127421d20d72c5b9b2af3bac03e5"
content-security-policy
default-src 'none'
x-ratelimit-remaining
43
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
dataviz
api.github.com/repos/clauswilke/ 		5 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/clauswilke/dataviz
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
20a9e417824f0f932d00433acef641379ad03a8a474dabc147a85e0250b7f017
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1402
x-xss-protection
0
x-ratelimit-used
14
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Thu, 04 Nov 2021 18:50:34 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3FB:6188849D
x-frame-options
deny
etag
W/"9719e78c5ae03fb5943741b36c4afcca3d36165b172620108731f8727895855e"
content-security-policy
default-src 'none'
x-ratelimit-remaining
46
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
hopr
api.github.com/repos/rstudio-education/ 		7 KB
3 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/rstudio-education/hopr
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
d54cfe67a89f19487c46e2903048135439eef2ebf595e34428a6326ab0200eed
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1528
x-xss-protection
0
x-ratelimit-used
13
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Mon, 01 Nov 2021 02:01:19 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3F7:6188849D
x-frame-options
deny
etag
W/"a65bf53cb4e78e112b771daf812326a47fcc5a0727a74ced57150ab234e2c640"
content-security-policy
default-src 'none'
x-ratelimit-remaining
47
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
r4ds
api.github.com/repos/hadley/ 		5 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/hadley/r4ds
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
4b718e947c73febd2b7d35a09a8bc8b7acb838739f9d5584aafa486cd5221476
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1385
x-xss-protection
0
x-ratelimit-used
16
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Sun, 07 Nov 2021 20:37:08 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3F6:6188849D
x-frame-options
deny
etag
W/"f6bdcee38b28a4f316efbb2d1ecfccc4dd948aeae9b024525e472605653dc265"
content-security-policy
default-src 'none'
x-ratelimit-remaining
44
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8
r-pkgs
api.github.com/repos/hadley/ 		5 KB
2 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://api.github.com/repos/hadley/r-pkgs
Requested by
Host: buttons.github.io
URL: https://buttons.github.io/buttons.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 , United States, ASN36459 (GITHUB, US),
Reverse DNS
lb-140-82-121-5-fra.github.com
Software
GitHub.com /
Resource Hash
b29087ade45bbf3277a720892dfd9c81bd90fc0eb4f3b12fc760162a0766d778
Security Headers
Name Value
Content-Security-Policy default-src 'none'
Strict-Transport-Security max-age=31536000; includeSubdomains; preload
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://bookdown.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.54 Safari/537.36

Response headers

date
Mon, 08 Nov 2021 01:59:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
x-github-media-type
github.v3; format=json
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept, Accept-Encoding, Accept, X-Requested-With
content-length
1361
x-xss-protection
0
x-ratelimit-used
19
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
last-modified
Wed, 03 Nov 2021 18:03:51 GMT
server
GitHub.com
x-github-request-id
BC8B:77DE:3AAF0:4E3F3:6188849D
x-frame-options
deny
etag
W/"7dae82dd6d5cde25775bebef934774de4090cf781a6df69e56f4a0c729e2f036"
content-security-policy
default-src 'none'
x-ratelimit-remaining
41
x-ratelimit-resource
core
access-control-allow-origin
*
access-control-expose-headers
ETag, Link, Location, Retry-After, X-GitHub-OTP, X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Used, X-RateLimit-Resource, X-RateLimit-Reset, X-OAuth-Scopes, X-Accepted-OAuth-Scopes, X-Poll-Interval, X-GitHub-Media-Type, Deprecation, Sunset
cache-control
public, max-age=60, s-maxage=60
x-ratelimit-reset
1636340397
x-ratelimit-limit
60
accept-ranges
bytes
content-type
application/json; charset=utf-8

Verdicts & Comments Add Verdict or Comment

4 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| onbeforexrselect function| reportError boolean| originAgentCluster object| scheduler

4 Cookies

Domain/Path Name / Value
bookdown.org/ Name: rscid-legacy
Value: MTYzNjMzNjc5N3xEdi1CQkFFQ180SUFBUkFCRUFBQU52LUNBQU1HYzNSeWFXNW5EQVlBQkVkVlNVUVNZMjl1Ym1WamRDOXpkRzl5WlM1SFZVbEVfNE1HQVFFRVIxVkpSQUhfaEFBQUFCRF9oUVlCQVFSVlZVbEVBZi1HQUFBQVZmLUVFZ0FReWpwR3ZoVDJTbFNaUnFNM3N6TXp3d1p6ZEhKcGJtY01DUUFIWTNKbFlYUmxaQVZwYm5RMk5BUUdBUHpERVFrNkJuTjBjbWx1Wnd3SkFBZHlaV1p5WlhOb0JXbHVkRFkwQkFZQV9NTVJDVG89fBy05ma3PFAJ1FulgmKOuwlJC0ADp0Vz-2dnIfwaHYmE
.routledge.com/ Name: __cf_bm
Value: FgQyRO8OFKEaZvdUYtKLZ1ngc2W1RaF003kmPYN5ZxI-1636336797-0-AU/c0XMeHtSMt7+eTPh0fvbxmvuLZw5wG3ZMUAQBncUBuHDNlS1Iu5Ffn0L63dXKvdKihgxaa6SwD9G0Gzz8Dnc=
bookdown.org/ Name: AWSALB
Value: twgstXqkzLr7Gbh8Kv7x6/5symZd293KseTDjQD/TCbbqqm9y1wMXYXTWZ4+iuRWs3kEIwZ2fJ9J7MhFHeT11Dy8nFhBvXbjBYkT4sgU+x9IhzGcukTU8TsYCULb
bookdown.org/ Name: AWSALBCORS
Value: twgstXqkzLr7Gbh8Kv7x6/5symZd293KseTDjQD/TCbbqqm9y1wMXYXTWZ4+iuRWs3kEIwZ2fJ9J7MhFHeT11Dy8nFhBvXbjBYkT4sgU+x9IhzGcukTU8TsYCULb

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-Content-Type-Options nosniff

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.github.com
bookdown.org
buttons.github.io
cdn.jsdelivr.net
clauswilke.com
csgillespie.github.io
d33wubrfki0l68.cloudfront.net
geocompr.robinlovelace.net
images.routledge.com
livebook.datascienceheroes.com
moderndive.com
otexts.com
r-graphics.org
r-pkgs.org
raw.githubusercontent.com
rstudio-education.github.io
socviz.co
www.datascienceatthecommandline.com
www.tidytextmining.com
yihui.name
yihui.org
104.131.175.33
104.16.182.86
140.82.121.5
143.204.101.119
178.79.190.45
184.72.143.207
185.199.109.153
185.199.111.133
206.189.50.215
2606:4700::6810:5614
2606:50c0:8003::153
2a03:b0c0:3:d0::143f:a001
2a03:b0c0:3:d0::d22:8001
2a03:b0c0:3:d0::d23:d001
2a05:d014:275:cb01:1f85:932b:b797:22f9
3.67.153.12
35.208.79.31
76.223.126.88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