natureofcode.com Open in urlscan Pro
185.199.111.153 Public Scan

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URL:
https://natureofcode.com/
Submission: On April 11 via automatic, source hackernews (April 11th 2019, 1:20:53 pm UTC)

Summary HTTP 16 Redirects Links 16 Behaviour Indicators

Summary

This website contacted 5 IPs in 3 countries across 6 domains to perform 16 HTTP transactions. The main IP is 185.199.111.153, located in and belongs to FASTLY - Fastly, US. The main domain is natureofcode.com.
TLS certificate: Issued by Let's Encrypt Authority X3 on April 5th 2019. Valid for: 3 months.

This is the only time natureofcode.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
11	185.199.111.153 185.199.111.153	54113 (FASTLY) (FASTLY - Fastly)
1	2a00:1450:400... 2a00:1450:4001:81e::200a	15169 (GOOGLE) (GOOGLE - Google LLC)
1 1	2606:4700:10:... 2606:4700:10::6814:9610	13335 (CLOUDFLAR...) (CLOUDFLARENET - Cloudflare)
1	2606:4700:20:... 2606:4700:20::6819:70c	13335 (CLOUDFLAR...) (CLOUDFLARENET - Cloudflare)
1	2001:470:142:... 2001:470:142:3::a	22989 (FREEASINF...) (FREEASINFREEDOM - Free Software Foundation)
2	2a00:1450:400... 2a00:1450:4001:81a::2008	15169 (GOOGLE) (GOOGLE - Google LLC)
16	5

11 185.199.111.153 (None, )

ASN54113 (FASTLY - Fastly, US)

natureofcode.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:81e::200a (Ireland)

ASN15169 (GOOGLE - Google LLC, US)

ajax.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:10::6814:9610 (United States) 1 redirects

ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US)

i.creativecommons.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:20::6819:70c (United States)

ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US)

licensebuttons.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2001:470:142:3::a (United States)

ASN22989 (FREEASINFREEDOM - Free Software Foundation, Inc., US)

www.gnu.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:81a::2008 (Ireland)

ASN15169 (GOOGLE - Google LLC, US)

ssl.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
11	natureofcode.com natureofcode.com	403 KB
2	google-analytics.com ssl.google-analytics.com	17 KB
1	gnu.org www.gnu.org	2 KB
1	licensebuttons.net licensebuttons.net	2 KB
1	creativecommons.org 1 redirects i.creativecommons.org	230 B
1	googleapis.com ajax.googleapis.com	33 KB
16	6

	Domain	Requested by
11	natureofcode.com	natureofcode.com ajax.googleapis.com
2	ssl.google-analytics.com	natureofcode.com
1	www.gnu.org	natureofcode.com
1	licensebuttons.net	natureofcode.com
1	i.creativecommons.org	1 redirects
1	ajax.googleapis.com	natureofcode.com
16	6

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

Domain
www.processing.org
processing.org
www.createspace.com
www.amazon.com
github.com
creativecommons.org
www.kickstarter.com
itp.nyu.edu
www.learningprocessing.com
twitter.com

Subject Issuer	Validity	Valid
natureofcode.com Let's Encrypt Authority X3	`2019-04-05` - `2019-07-04`	3 months	crt.sh
*.googleapis.com Google Internet Authority G3	`2019-03-01` - `2019-05-24`	3 months	crt.sh
ssl379551.cloudflaressl.com COMODO ECC Domain Validation Secure Server CA 2	`2019-03-19` - `2019-09-25`	6 months	crt.sh
*.google-analytics.com Google Internet Authority G3	`2019-03-01` - `2019-05-24`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://natureofcode.com/
Frame ID: D71015CAB5FA9F5E3BE74856D5383E7E
Requests: 16 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Detected technologies

Varnish (Cache Tools) Expand

Overall confidence: 100%
Detected patterns

headers via /.*Varnish/i

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

env /^gaGlobal$/i

jQuery (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

env /^jQuery$/i

Page Statistics

16
Requests

94 %
HTTPS

83 %
IPv6

6
Domains

6
Subdomains

5
IPs

3
Countries

458 kB
Transfer

603 kB
Size

5
Cookies

16 Outgoing links

These are links going to different origins than the main page.

URL: http://www.processing.org/
Title: Processing

Search URL Search Domain Scan URL

URL: http://processing.org/
Title: Processing Foundation

Search URL Search Domain Scan URL

URL: https://www.createspace.com/4068419
Title: CreateSpace

Search URL Search Domain Scan URL

URL: http://www.amazon.com/gp/product/0985930802/ref=as_li_tf_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=0985930802&linkCode=as2&tag=natureofcode-20
Title: Amazon

Search URL Search Domain Scan URL

URL: https://github.com/shiffman/The-Nature-of-Code
Title: source files for building the book

Search URL Search Domain Scan URL

URL: https://github.com/shiffman/The-Nature-of-Code-Examples
Title: the Processing code examples

Search URL Search Domain Scan URL

URL: https://github.com/downloads/shiffman/The-Nature-of-Code-Examples/The-Nature-of-Code-Examples.zip
Title: Download Code

Search URL Search Domain Scan URL

URL: http://creativecommons.org/licenses/by-nc/3.0/

Search URL Search Domain Scan URL

URL: http://creativecommons.org/licenses/LGPL/2.1/

Search URL Search Domain Scan URL

URL: https://github.com/runemadsen/Magic-Book-Project
Title: The Magic Book Project

Search URL Search Domain Scan URL

URL: http://www.kickstarter.com/projects/shiffman/the-nature-of-code-book-project
Title: Kickstarter

Search URL Search Domain Scan URL

URL: https://github.com/shiffman/The-Nature-of-Code/issues?sort=created&state=open
Title: github issue

Search URL Search Domain Scan URL

URL: http://itp.nyu.edu/
Title: Interactive Telecommunications Program

Search URL Search Domain Scan URL

URL: http://www.learningprocessing.com/
Title: Learning Processing

Search URL Search Domain Scan URL

URL: https://twitter.com/shiffman
Title: Twitter

Search URL Search Domain Scan URL

URL: http://github.com/shiffman
Title: Github

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 7

https://i.creativecommons.org/l/by-nc/3.0/88x31.png HTTP 301
https://licensebuttons.net/l/by-nc/3.0/88x31.png

16 HTTP transactions
0 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2 200 Primary Request / Show response
natureofcode.com/ 7 KB
3 KB 53ms
11ms Document
text/html 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to

Full URL: https://natureofcode.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: 3eafba740db234134ca467f61d77fc40dbd5a391eec40e770ebe33beb296cbbe

Request headers

:method: GET
:authority: natureofcode.com
:scheme: https
:path: /
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
accept-encoding: gzip, deflate, br
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

status: 200
server: GitHub.com
content-type: text/html; charset=utf-8
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
etag: W/"5c4f47be-1b93"
access-control-allow-origin: *
expires: Wed, 10 Apr 2019 19:34:40 GMT
cache-control: max-age=600
content-encoding: gzip
x-github-request-id: 1AB2:148D:122345:1858B0:5CAE42F8
accept-ranges: bytes
date: Thu, 11 Apr 2019 13:20:37 GMT
via: 1.1 varnish
age: 507
x-served-by: cache-hhn1524-HHN
x-cache: HIT
x-cache-hits: 1
x-timer: S1554988838.598359,VS0,VE1
vary: Accept-Encoding
x-fastly-request-id: d44abb0fc932b1d03d2f049d9783f31fa155faf9
content-length: 2612

GET
H2 200 fonts.css
natureofcode.com/css/ 18 KB
2 KB 27ms
11ms Stylesheet
text/css 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to

Full URL: https://natureofcode.com/css/fonts.css
Requested by: Host: natureofcode.com
URL: https://natureofcode.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: db1e658c6dfe6827050263c62bb50bc880010b16d8d0ae91ab53f269477f45a2

Request headers

:path: /css/fonts.css
pragma: no-cache
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: text/css,*/*;q=0.1
cache-control: no-cache
:authority: natureofcode.com
referer: https://natureofcode.com/
:scheme: https
:method: GET
Referer: https://natureofcode.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

x-fastly-request-id: 44788bc3043153085dae9251c7c268e7f99134c4
date: Thu, 11 Apr 2019 13:20:37 GMT
content-encoding: gzip
age: 17
x-cache: HIT
status: 200
content-length: 1588
x-served-by: cache-hhn1524-HHN
access-control-allow-origin: *
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
server: GitHub.com
x-github-request-id: 18DE:7B61:558C5:7646E:5CAEC4B9
x-timer: S1554988838.627109,VS0,VE0
etag: W/"5c4f47be-4849"
vary: Accept-Encoding
content-type: text/css; charset=utf-8
via: 1.1 varnish
expires: Thu, 11 Apr 2019 04:48:20 GMT
cache-control: max-age=600
accept-ranges: bytes
x-cache-hits: 1

GET
H2 200 natureofcode.css
natureofcode.com/css/ 28 KB
6 KB 27ms
11ms Stylesheet
text/css 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to

Full URL: https://natureofcode.com/css/natureofcode.css
Requested by: Host: natureofcode.com
URL: https://natureofcode.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: 42f4c5831829d69da0f97ea65384b3d791c345abb39bd35ea72e08ee8bf5489f

Request headers

:path: /css/natureofcode.css
pragma: no-cache
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: text/css,*/*;q=0.1
cache-control: no-cache
:authority: natureofcode.com
referer: https://natureofcode.com/
:scheme: https
:method: GET
Referer: https://natureofcode.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

x-fastly-request-id: fe20738afe43b3a93c9e5fc0095dfbf1220987c4
date: Thu, 11 Apr 2019 13:20:37 GMT
content-encoding: gzip
age: 17
x-cache: HIT
status: 200
content-length: 5653
x-served-by: cache-hhn1524-HHN
access-control-allow-origin: *
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
server: GitHub.com
x-github-request-id: E374:282B:6FDFF:99041:5CAED8DE
x-timer: S1554988838.627025,VS0,VE1
etag: W/"5c4f47be-7191"
vary: Accept-Encoding
content-type: text/css; charset=utf-8
via: 1.1 varnish
expires: Thu, 11 Apr 2019 06:14:14 GMT
cache-control: max-age=600
accept-ranges: bytes
x-cache-hits: 1

GET
H2 200 jquery.min.js Show response
ajax.googleapis.com/ajax/libs/jquery/1.7.2/ 93 KB
33 KB 23ms
7ms Script
text/javascript 2a00:1450:4001:81e::200a
Google LLC

General

Check archive.org

Show headers Download Go to

Full URL

https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js

Requested by

Host: natureofcode.com
URL: https://natureofcode.com/

Protocol

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

2a00:1450:4001:81e::200a , Ireland, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

sffe /

Resource Hash

47b68dce8cb6805ad5b3ea4d27af92a241f4e29a5c12a274c852e4346a0500b4

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	1; mode=block

Request headers

Referer: https://natureofcode.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

date: Sat, 09 Mar 2019 02:51:31 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 2888946
status: 200
alt-svc: quic=":443"; ma=2592000; v="46,44,43,39"
content-length: 33845
x-xss-protection: 1; mode=block
last-modified: Tue, 20 Dec 2016 18:17:03 GMT
server: sffe
vary: Accept-Encoding
content-type: text/javascript; charset=UTF-8
access-control-allow-origin: *
cache-control: public, max-age=31536000, stale-while-revalidate=2592000
accept-ranges: bytes
timing-allow-origin: *
expires: Sun, 08 Mar 2020 02:51:31 GMT

GET
H2 200 jquery-ui-1.8.23.custom.min.js Show response
natureofcode.com/js/ 20 KB
6 KB 25ms
9ms Script
application/javascript 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to

Full URL: https://natureofcode.com/js/jquery-ui-1.8.23.custom.min.js
Requested by: Host: natureofcode.com
URL: https://natureofcode.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: 8ccd9a8284b6739ab42faec185f5432e06b6da585d16e501a09bee7a37cf0c92

Request headers

:path: /js/jquery-ui-1.8.23.custom.min.js
pragma: no-cache
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: */*
cache-control: no-cache
:authority: natureofcode.com
referer: https://natureofcode.com/
:scheme: https
:method: GET
Referer: https://natureofcode.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

x-fastly-request-id: 659889848c1bb0fd03ce3e8d54e2334b69ffa3c2
date: Thu, 11 Apr 2019 13:20:37 GMT
content-encoding: gzip
age: 17
x-cache: HIT
status: 200
content-length: 6058
x-served-by: cache-hhn1524-HHN
access-control-allow-origin: *
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
server: GitHub.com
x-github-request-id: 0936:460B:17B7B5:203F2F:5CAF1637
x-timer: S1554988838.627005,VS0,VE1
etag: W/"5c4f47be-4f41"
vary: Accept-Encoding
content-type: application/javascript; charset=utf-8
via: 1.1 varnish
expires: Thu, 11 Apr 2019 10:35:59 GMT
cache-control: max-age=600
accept-ranges: bytes
x-cache-hits: 1

GET
H2 200 index.js Show response
natureofcode.com/js/ 4 KB
1 KB 26ms
11ms Script
application/javascript 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to

Full URL: https://natureofcode.com/js/index.js
Requested by: Host: natureofcode.com
URL: https://natureofcode.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: cf71be9dcbf4516a8a67260f6156ce42c24c077f03216eb1e8b9a2c2118d1b56

Request headers

:path: /js/index.js
pragma: no-cache
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: */*
cache-control: no-cache
:authority: natureofcode.com
referer: https://natureofcode.com/
:scheme: https
:method: GET
Referer: https://natureofcode.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

x-fastly-request-id: a89168946a4c37f788256328a0c9e2d8b3598a6b
date: Thu, 11 Apr 2019 13:20:37 GMT
content-encoding: gzip
age: 17
x-cache: HIT
status: 200
content-length: 905
x-served-by: cache-hhn1524-HHN
access-control-allow-origin: *
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
server: GitHub.com
x-github-request-id: 13C4:5CA7:45A9A:602A6:5CAF11B2
x-timer: S1554988838.627045,VS0,VE1
etag: W/"5c4f47be-e55"
vary: Accept-Encoding
content-type: application/javascript; charset=utf-8
via: 1.1 varnish
expires: Thu, 11 Apr 2019 10:16:42 GMT
cache-control: max-age=600
accept-ranges: bytes
x-cache-hits: 1

GET
H2 200 core.js Show response
natureofcode.com/ 899 B
629 B 26ms
11ms Script
application/javascript 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to

Full URL: https://natureofcode.com/core.js
Requested by: Host: natureofcode.com
URL: https://natureofcode.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: c846eb4b530ddd18ca33f4e72b1fbdcef8469f1ea71fa89b9e7175c061ae8340

Request headers

:path: /core.js
pragma: no-cache
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: */*
cache-control: no-cache
:authority: natureofcode.com
referer: https://natureofcode.com/
:scheme: https
:method: GET
Referer: https://natureofcode.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

x-fastly-request-id: 3fb9b0150416e97f6815277f0066fd196f516703
date: Thu, 11 Apr 2019 13:20:37 GMT
content-encoding: gzip
age: 17
x-cache: HIT
status: 200
content-length: 468
x-served-by: cache-hhn1524-HHN
access-control-allow-origin: *
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
server: GitHub.com
x-github-request-id: 86C8:5E0A:D03A8:11CC37:5CAED8DE
x-timer: S1554988838.627138,VS0,VE1
etag: W/"5c4f47be-383"
vary: Accept-Encoding
content-type: application/javascript; charset=utf-8
via: 1.1 varnish
expires: Thu, 11 Apr 2019 06:14:15 GMT
cache-control: max-age=600
accept-ranges: bytes
x-cache-hits: 1

GET
H2 200 noc_print.jpg
natureofcode.com/book/imgs/ 251 KB
252 KB 30ms
15ms Image
image/jpeg 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://natureofcode.com/book/imgs/noc_print.jpg
Requested by: Host: natureofcode.com
URL: https://natureofcode.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: 458fec800272653070cce6335377e5fc84dbeacae45555bae9b4d1a7ceefd360

Request headers

:path: /book/imgs/noc_print.jpg
pragma: no-cache
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: image/webp,image/apng,image/*,*/*;q=0.8
cache-control: no-cache
:authority: natureofcode.com
referer: https://natureofcode.com/
:scheme: https
:method: GET
Referer: https://natureofcode.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

x-fastly-request-id: 7bdca98c8407ed8352c9bcd5367a36cd26f2c98a
date: Thu, 11 Apr 2019 13:20:37 GMT
via: 1.1 varnish
age: 17
x-cache: HIT
status: 200
x-cache-hits: 1
content-length: 257260
x-served-by: cache-hhn1524-HHN
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
server: GitHub.com
x-github-request-id: 5060:021C:6252F:86C7E:5CAEC4BD
x-timer: S1554988838.627299,VS0,VE1
etag: "5c4f47be-3ecec"
vary: Accept-Encoding
content-type: image/jpeg
access-control-allow-origin: *
cache-control: max-age=600
accept-ranges: bytes
expires: Thu, 11 Apr 2019 04:48:21 GMT

GET
H2

200

88x31.png
licensebuttons.net/l/by-nc/3.0/
Redirect Chain

https://i.creativecommons.org/l/by-nc/3.0/88x31.png
https://licensebuttons.net/l/by-nc/3.0/88x31.png

2 KB
2 KB

76ms
10ms

Image
image/png

2606:4700:20::6819:70c
Cloudflare

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://licensebuttons.net/l/by-nc/3.0/88x31.png
Requested by: Host: natureofcode.com
URL: https://natureofcode.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:20::6819:70c , United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software: cloudflare /
Resource Hash: e091e1e025dfa1e267db09a374a740d23545f9be9efcd88e26ca33eb5613de60

Request headers

Referer: https://natureofcode.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

date: Thu, 11 Apr 2019 13:20:37 GMT
cf-cache-status: HIT
cf-polished: origSize=5145
status: 200
content-length: 1709
last-modified: Sat, 25 Jan 2014 10:15:49 GMT
server: cloudflare
etag: "1419-4f0c8c2319f40"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
content-type: image/png
expires: Tue, 16 Apr 2019 13:20:37 GMT
cache-control: public, max-age=432000
accept-ranges: bytes
cf-ray: 4c5d424c4ce596fa-FRA
cf-bgj: imgq:100

Redirect headers

date: Thu, 11 Apr 2019 13:20:37 GMT
server: cloudflare
location: https://licensebuttons.net/l/by-nc/3.0/88x31.png
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
status: 301
cache-control: max-age=3600
cf-ray: 4c5d424b8d2796f4-FRA
expires: Thu, 11 Apr 2019 14:20:37 GMT

GET
H/1.1 200
OK lgplv3-88x31.png
www.gnu.org/graphics/ 2 KB
2 KB 222ms
99ms Image
image/png 2001:470:142:3::a
Free Software Fou...

General

Check archive.org

Show headers Download Go to Show image

Full URL: http://www.gnu.org/graphics/lgplv3-88x31.png
Requested by: Host: natureofcode.com
URL: https://natureofcode.com/
Protocol: HTTP/1.1
Server: 2001:470:142:3::a , United States, ASN22989 (FREEASINFREEDOM - Free Software Foundation, Inc., US),
Reverse DNS
Software: Apache/2.4.7 /
Resource Hash: 604faaaef6aa49defa6ec2a920e8ece3bf744053fca7f8d8ff3b6b4a91724b6e

Request headers

User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

Date: Thu, 11 Apr 2019 13:20:37 GMT
Last-Modified: Sun, 05 Dec 2010 20:58:51 GMT
Server: Apache/2.4.7
ETag: "7a3-496b009e118c0"
Content-Language: non-html
Access-Control-Allow-Origin: (null)
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Content-Type: image/png
Keep-Alive: timeout=3, max=100
Content-Length: 1955
Expires: Sat, 11 May 2019 13:20:37 GMT

GET
H2 200 ga.js Show response
ssl.google-analytics.com/ 45 KB
17 KB 42ms
5ms Script
text/javascript 2a00:1450:4001:81a::2008
Google LLC

General

Check archive.org

Show headers Download Go to

Full URL

https://ssl.google-analytics.com/ga.js

Requested by

Host: natureofcode.com
URL: https://natureofcode.com/

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

2a00:1450:4001:81a::2008 , Ireland, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

1259ea99bd76596239bfd3102c679eb0a5052578dc526b0452f4d42f8bcdd45f

Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://natureofcode.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

strict-transport-security: max-age=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Wed, 16 Jan 2019 20:01:45 GMT
server: Golfe2
age: 3974
date: Thu, 11 Apr 2019 12:14:23 GMT
vary: Accept-Encoding
content-type: text/javascript
status: 200
cache-control: public, max-age=7200
timing-allow-origin: *
alt-svc: quic=":443"; ma=2592000; v="46,44,43,39"
content-length: 17168
expires: Thu, 11 Apr 2019 14:14:23 GMT

GET
H2 200 23AC3F_1F_0.woff
natureofcode.com/fonts/ 65 KB
65 KB 118ms
117ms Font
font/woff 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to

Full URL: https://natureofcode.com/fonts/23AC3F_1F_0.woff
Requested by: Host: ajax.googleapis.com
URL: https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: ac129f107c8a1e4f80b3b42cbfda6c46bde178005e2dc07f674dd579abe257ef

Request headers

:path: /fonts/23AC3F_1F_0.woff
pragma: no-cache
origin: https://natureofcode.com
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: */*
cache-control: no-cache
:authority: natureofcode.com
referer: https://natureofcode.com/css/fonts.css
:scheme: https
:method: GET
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Referer: https://natureofcode.com/css/fonts.css
Origin: https://natureofcode.com

Response headers

x-fastly-request-id: 028e05435b7de46f8a5d9fd54582cee4b8b86f3f
date: Thu, 11 Apr 2019 13:20:37 GMT
via: 1.1 varnish
age: 0
x-cache: HIT
status: 200
x-cache-hits: 1
content-length: 66675
x-served-by: cache-hhn1524-HHN
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
server: GitHub.com
x-github-request-id: E566:46DD:DECA1:132A19:5CAEE546
x-timer: S1554988838.678722,VS0,VE102
etag: "5c4f47be-10473"
vary: Accept-Encoding
content-type: font/woff
access-control-allow-origin: *
cache-control: max-age=600
accept-ranges: bytes
expires: Thu, 11 Apr 2019 07:07:11 GMT

GET
H2 200 23AC3F_28_0.woff
natureofcode.com/fonts/ 68 KB
68 KB 113ms
112ms Font
font/woff 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to

Full URL: https://natureofcode.com/fonts/23AC3F_28_0.woff
Requested by: Host: ajax.googleapis.com
URL: https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: 9c569bbf1590f2f474b034d0a00ed596abffceb9f99c0436c6426615940e1218

Request headers

:path: /fonts/23AC3F_28_0.woff
pragma: no-cache
origin: https://natureofcode.com
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: */*
cache-control: no-cache
:authority: natureofcode.com
referer: https://natureofcode.com/css/fonts.css
:scheme: https
:method: GET
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Referer: https://natureofcode.com/css/fonts.css
Origin: https://natureofcode.com

Response headers

x-fastly-request-id: 15cc23ce5167cefcc783eb44ddfe08c321ac358c
date: Thu, 11 Apr 2019 13:20:37 GMT
via: 1.1 varnish
age: 0
x-cache: HIT
status: 200
x-cache-hits: 1
content-length: 69249
x-served-by: cache-hhn1524-HHN
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
server: GitHub.com
x-github-request-id: F126:72A3:6220E:85D1A:5CAEC4BD
x-timer: S1554988838.678723,VS0,VE101
etag: "5c4f47be-10e81"
vary: Accept-Encoding
content-type: font/woff
access-control-allow-origin: *
cache-control: max-age=600
accept-ranges: bytes
expires: Thu, 11 Apr 2019 04:48:21 GMT

GET
H2 200 ui-bg_highlight-soft_100_eeeeee_1x100.png
natureofcode.com/css/images/ 90 B
235 B 11ms
9ms Image
image/png 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://natureofcode.com/css/images/ui-bg_highlight-soft_100_eeeeee_1x100.png
Requested by: Host: natureofcode.com
URL: https://natureofcode.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: 41ff65fb4f9b6f2fa9c9d025c2e9b0c9e09a2aee6f32266d19ee93c8af4dacbf

Request headers

:path: /css/images/ui-bg_highlight-soft_100_eeeeee_1x100.png
pragma: no-cache
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: image/webp,image/apng,image/*,*/*;q=0.8
cache-control: no-cache
:authority: natureofcode.com
referer: https://natureofcode.com/css/natureofcode.css
:scheme: https
:method: GET
Referer: https://natureofcode.com/css/natureofcode.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

x-fastly-request-id: 06dc2e5d37b354bbcc76dae2dc8bfa9441f16f84
date: Thu, 11 Apr 2019 13:20:37 GMT
via: 1.1 varnish
age: 16
x-cache: HIT
status: 200
x-cache-hits: 1
content-length: 90
x-served-by: cache-hhn1524-HHN
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
server: GitHub.com
x-github-request-id: E858:6587:65FA0:8BB7B:5CAEC4BD
x-timer: S1554988838.726752,VS0,VE1
etag: "5c4f47be-5a"
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
cache-control: max-age=600
accept-ranges: bytes
expires: Thu, 11 Apr 2019 04:48:21 GMT

GET
H2 200 ui-bg_glass_100_f6f6f6_1x400.png
natureofcode.com/css/images/ 104 B
400 B 10ms
9ms Image
image/png 185.199.111.153
Fastly

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://natureofcode.com/css/images/ui-bg_glass_100_f6f6f6_1x400.png
Requested by: Host: natureofcode.com
URL: https://natureofcode.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.199.111.153 -, , ASN54113 (FASTLY - Fastly, US),
Reverse DNS
Software: GitHub.com /
Resource Hash: 29205b2d198ce4eed569d38a5ce0a55ef27a0c8e643473c375d623ced7d24ca8

Request headers

:path: /css/images/ui-bg_glass_100_f6f6f6_1x400.png
pragma: no-cache
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: image/webp,image/apng,image/*,*/*;q=0.8
cache-control: no-cache
:authority: natureofcode.com
referer: https://natureofcode.com/css/natureofcode.css
:scheme: https
:method: GET
Referer: https://natureofcode.com/css/natureofcode.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

x-fastly-request-id: cdb76c2e0773fcda6b41c75a89f4bad4561b5077
date: Thu, 11 Apr 2019 13:20:37 GMT
via: 1.1 varnish
age: 16
x-cache: HIT
status: 200
x-cache-hits: 1
content-length: 104
x-served-by: cache-hhn1524-HHN
last-modified: Mon, 28 Jan 2019 18:19:42 GMT
server: GitHub.com
x-github-request-id: B49A:6D0C:1674F8:1F05E1:5CAF0C78
x-timer: S1554988838.729113,VS0,VE0
etag: "5c4f47be-68"
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
cache-control: max-age=600
accept-ranges: bytes
expires: Thu, 11 Apr 2019 09:54:24 GMT

GET
H2 200 __utm.gif
ssl.google-analytics.com/r/ 35 B
199 B 26ms
13ms Image
image/gif 2a00:1450:4001:81a::2008
Google LLC

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://ssl.google-analytics.com/r/__utm.gif?utmwv=5.7.2&utms=1&utmn=489826717&utmhn=natureofcode.com&utmcs=UTF-8&utmsr=1600x1200&utmvp=1585x1200&utmsc=24-bit&utmul=en-us&utmje=0&utmfl=-&utmdt=The%20Nature%20of%20Code&utmhid=799926236&utmr=-&utmp=%2F&utmht=1554988837773&utmac=UA-34673170-1&utmcc=__utma%3D57415733.1435465503.1554988838.1554988838.1554988838.1%3B%2B__utmz%3D57415733.1554988838.1.1.utmcsr%3D(direct)%7Cutmccn%3D(direct)%7Cutmcmd%3D(none)%3B&utmjid=2085890581&utmredir=1&utmu=qAAAAAAAAAAAAAAAAAAAAAAE~

Requested by

Host: natureofcode.com
URL: https://natureofcode.com/

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

2a00:1450:4001:81a::2008 , Ireland, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://natureofcode.com/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

pragma: no-cache
date: Thu, 11 Apr 2019 13:20:37 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
access-control-allow-origin: *
content-type: image/gif
status: 200
cache-control: no-cache, no-store, must-revalidate
alt-svc: quic=":443"; ma=2592000; v="46,44,43,39"
content-length: 35
expires: Fri, 01 Jan 1990 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

10 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.

5 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.natureofcode.com/	1970-01-18 23:56:30	Name: __utmb Value: 57415733.1.10.1554988838
.natureofcode.com/	1970-01-19 04:19:16	Name: __utmz Value: 57415733.1554988838.1.1.utmcsr=(direct)\|utmccn=(direct)\|utmcmd=(none)
.natureofcode.com/	1970-01-18 23:56:29	Name: __utmt Value: 1
.natureofcode.com/	1969-12-31 23:59:59	Name: __utmc Value: 57415733
.natureofcode.com/	1970-01-19 17:27:40	Name: __utma Value: 57415733.1435465503.1554988838.1554988838.1554988838.1

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.

ajax.googleapis.com
i.creativecommons.org
licensebuttons.net
natureofcode.com
ssl.google-analytics.com
www.gnu.org
185.199.111.153
2001:470:142:3::a
2606:4700:10::6814:9610
2606:4700:20::6819:70c
2a00:1450:4001:81a::2008
2a00:1450:4001:81e::200a
1259ea99bd76596239bfd3102c679eb0a5052578dc526b0452f4d42f8bcdd45f
29205b2d198ce4eed569d38a5ce0a55ef27a0c8e643473c375d623ced7d24ca8
3eafba740db234134ca467f61d77fc40dbd5a391eec40e770ebe33beb296cbbe
41ff65fb4f9b6f2fa9c9d025c2e9b0c9e09a2aee6f32266d19ee93c8af4dacbf
42f4c5831829d69da0f97ea65384b3d791c345abb39bd35ea72e08ee8bf5489f
458fec800272653070cce6335377e5fc84dbeacae45555bae9b4d1a7ceefd360
47b68dce8cb6805ad5b3ea4d27af92a241f4e29a5c12a274c852e4346a0500b4
604faaaef6aa49defa6ec2a920e8ece3bf744053fca7f8d8ff3b6b4a91724b6e
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
8ccd9a8284b6739ab42faec185f5432e06b6da585d16e501a09bee7a37cf0c92
9c569bbf1590f2f474b034d0a00ed596abffceb9f99c0436c6426615940e1218
ac129f107c8a1e4f80b3b42cbfda6c46bde178005e2dc07f674dd579abe257ef
c846eb4b530ddd18ca33f4e72b1fbdcef8469f1ea71fa89b9e7175c061ae8340
cf71be9dcbf4516a8a67260f6156ce42c24c077f03216eb1e8b9a2c2118d1b56
db1e658c6dfe6827050263c62bb50bc880010b16d8d0ae91ab53f269477f45a2
e091e1e025dfa1e267db09a374a740d23545f9be9efcd88e26ca33eb5613de60

natureofcode.com Open in urlscan Pro 185.199.111.153 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Detected technologies

Page Statistics

16 Requests

94 %HTTPS

83 %IPv6

6 Domains

6 Subdomains

5 IPs

3 Countries

458 kBTransfer

603 kBSize

5 Cookies

16 Outgoing links

Redirected requests

16 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

10 JavaScript Global Variables

5 Cookies

Indicators

natureofcode.com Open in urlscan Pro
185.199.111.153 Public Scan

Screenshot
Live screenshot

Full Image

16
Requests

94 %
HTTPS

83 %
IPv6

6
Domains

6
Subdomains

5
IPs

3
Countries

458 kB
Transfer

603 kB
Size

5
Cookies

16 HTTP transactions
0 data transactions