www.fast.ai Open in urlscan Pro
172.67.69.159 Public Scan

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Add Verdict Report

Submitted URL:
http://fast.ai/
Effective URL:
https://www.fast.ai/
Submission: On March 11 via manual (March 11th 2024, 4:15:08 am UTC) from US — Scanned from US

Summary HTTP 51 Redirects Links 10 Behaviour Indicators

Summary

This website contacted 7 IPs in 2 countries across 6 domains to perform 51 HTTP transactions. The main IP is 172.67.69.159, located in United States and belongs to CLOUDFLARENET, US. The main domain is www.fast.ai.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on May 25th 2023. Valid for: a year.

This is the only time www.fast.ai was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
2 2	104.26.3.19 104.26.3.19	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1 46	172.67.69.159 172.67.69.159	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	172.64.148.31 172.64.148.31	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	151.101.1.229 151.101.1.229	54113 (FASTLY) (FASTLY)
1	185.199.110.133 185.199.110.133	54113 (FASTLY) (FASTLY)
1	142.250.80.42 142.250.80.42	15169 (GOOGLE) (GOOGLE)
2	142.250.65.163 142.250.65.163	15169 (GOOGLE) (GOOGLE)
51	7

2 104.26.3.19 (None, ) 2 redirects

ASN13335 (CLOUDFLARENET, US)

fast.ai	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
www.fast.ai	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

46 172.67.69.159 (United States) 1 redirects

ASN13335 (CLOUDFLARENET, US)

fast.ai	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
www.fast.ai	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 172.64.148.31 (San Francisco, United States)

ASN13335 (CLOUDFLARENET, US)

polyfill.io	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 151.101.1.229 (United States)

ASN54113 (FASTLY, US)

cdn.jsdelivr.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 185.199.110.133 (United States)

ASN54113 (FASTLY, US)
PTR: cdn-185-199-110-133.github.com

user-images.githubusercontent.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 142.250.80.42 (Plainview, United States)

ASN15169 (GOOGLE, US)
PTR: lga34s34-in-f10.1e100.net

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

2 142.250.65.163 (Plainview, United States)

ASN15169 (GOOGLE, US)
PTR: lga25s71-in-f3.1e100.net

fonts.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
48	fast.ai 3 redirects fast.ai — Cisco Umbrella Rank: 588680 www.fast.ai	7 MB
2	gstatic.com fonts.gstatic.com	97 KB
1	googleapis.com fonts.googleapis.com — Cisco Umbrella Rank: 30	2 KB
1	githubusercontent.com user-images.githubusercontent.com — Cisco Umbrella Rank: 11974	54 KB
1	jsdelivr.net cdn.jsdelivr.net — Cisco Umbrella Rank: 310	295 KB
1	polyfill.io polyfill.io — Cisco Umbrella Rank: 1634	382 B
51	6

	Domain	Requested by
46	www.fast.ai	1 redirects www.fast.ai
2	fonts.gstatic.com	fonts.googleapis.com
2	fast.ai	2 redirects
1	fonts.googleapis.com	www.fast.ai
1	user-images.githubusercontent.com	www.fast.ai
1	cdn.jsdelivr.net	www.fast.ai
1	polyfill.io	www.fast.ai
51	7

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

Domain
github.com
twitter.com
course.fast.ai
docs.fast.ai
nbdev.fast.ai
www.amazon.com
www.economist.com
www.nytimes.com
www.technologyreview.com

Subject Issuer	Validity	Valid
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2023-05-25` - `2024-05-23`	a year	crt.sh
*.polyfill.io Sectigo RSA Domain Validation Secure Server CA	`2024-02-20` - `2025-02-19`	a year	crt.sh
jsdelivr.net GlobalSign Atlas R3 DV TLS CA 2023 Q3	`2023-09-27` - `2024-10-28`	a year	crt.sh
*.github.io DigiCert TLS RSA SHA256 2020 CA1	`2023-02-21` - `2024-03-20`	a year	crt.sh
upload.video.google.com GTS CA 1C3	`2024-02-19` - `2024-05-13`	3 months	crt.sh
*.gstatic.com GTS CA 1C3	`2024-02-19` - `2024-05-13`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://www.fast.ai/
Frame ID: F5969FFD316A86BFE18298CAF75FA89C
Requests: 52 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

fast.ai – fast.ai—Making neural nets uncool again

Page URL History Show full URLs

http://fast.ai/ HTTP 301
https://fast.ai/ HTTP 301
http://www.fast.ai/ HTTP 301
https://www.fast.ai/ Page URL

Detected technologies

Bootstrap (Web Frameworks) Expand

Overall confidence: 100%
Detected patterns

<link[^>]* href=[^>]*?bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.css
bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js

Clipboard.js (Miscellaneous) Expand

Overall confidence: 100%
Detected patterns

clipboard(?:-([\d.]+))?(?:\.min)?\.js

Polyfill (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

/polyfill\.min\.js

jsDelivr (CDN) Expand

Overall confidence: 100%
Detected patterns

//cdn\.jsdelivr\.net/

Page Statistics

51
Requests

100 %
HTTPS

0 %
IPv6

6
Domains

7
Subdomains

7
IPs

2
Countries

7658 kB
Transfer

9577 kB
Size

0
Cookies

10 Outgoing links

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

URL: https://github.com/fastai

Search URL Search Domain Scan URL

URL: https://twitter.com/fastdotai

Search URL Search Domain Scan URL

URL: https://course.fast.ai/
Title: Practical Deep Learning for Coders

Search URL Search Domain Scan URL

URL: https://course.fast.ai/Lessons/part2.html
Title: From Deep Learning Foundations to Stable Diffusion

Search URL Search Domain Scan URL

URL: https://docs.fast.ai/
Title: fastai for PyTorch

Search URL Search Domain Scan URL

URL: https://nbdev.fast.ai/
Title: nbdev

Search URL Search Domain Scan URL

URL: https://www.amazon.com/Deep-Learning-Coders-fastai-PyTorch/dp/1492045527
Title: Practical Deep Learning for Coders with fastai and PyTorch

Search URL Search Domain Scan URL

URL: https://www.economist.com/business/2018/10/25/new-schemes-teach-the-masses-to-build-ai
Title: The Economist

Search URL Search Domain Scan URL

URL: https://www.nytimes.com/2018/11/18/technology/artificial-intelligence-language.html
Title: The New York Times

Search URL Search Domain Scan URL

URL: https://www.technologyreview.com/s/611858/small-team-of-ai-coders-beats-googles-code/
Title: MIT Tech Review

Search URL Search Domain Scan URL

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

http://fast.ai/ HTTP 301
https://fast.ai/ HTTP 301
http://www.fast.ai/ HTTP 301
https://www.fast.ai/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

51 HTTP transactions
1 data transactions

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

GET
H2

200

Primary Request / Show response
www.fast.ai/
Redirect Chain

http://fast.ai/
https://fast.ai/
http://www.fast.ai/
https://www.fast.ai/

256 KB
36 KB

54ms
53ms

Document
text/html

172.67.69.159
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://www.fast.ai/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 172.67.69.159 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 47c3877c92c0ada9e2653ddbd77bb5bc1ae39eae6043c73330dc36c20af7a93c

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.111 Safari/537.36
accept-language: en-US,en;q=0.9

Response headers

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content-encoding: br
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expires: Sun, 10 Mar 2024 11:58:46 GMT
last-modified: Thu, 29 Feb 2024 06:55:23 GMT
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server: cloudflare
vary: Accept-Encoding
via: 1.1 varnish
x-cache: HIT
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x-proxy-cache: MISS
x-served-by: cache-lga21971-LGA
x-timer: S1710130503.232348,VS0,VE20

Redirect headers

CF-RAY: 8628b89d0ddc1912-EWR
Cache-Control: max-age=3600
Connection: keep-alive
Date: Mon, 11 Mar 2024 04:15:03 GMT
Expires: Mon, 11 Mar 2024 05:15:03 GMT
Location: https://www.fast.ai/
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Server: cloudflare
Transfer-Encoding: chunked
Vary: Accept-Encoding

GET
H2 200 quarto-nav.js Show response
www.fast.ai/site_libs/quarto-nav/ 6 KB
2 KB 39ms
34ms Script
application/javascript 172.67.69.159
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://www.fast.ai/site_libs/quarto-nav/quarto-nav.js
Requested by: Host: www.fast.ai
URL: https://www.fast.ai/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 172.67.69.159 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: a7902dae62e362662079510292eadddab3f88465361c8b2cd7cfb50a940ced23

Request headers

accept-language: en-US,en;q=0.9
Referer: https://www.fast.ai/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.111 Safari/537.36

Response headers

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via: 1.1 varnish
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content-type: application/javascript; charset=utf-8
access-control-allow-origin: *
cache-control: max-age=14400
cf-ray: 8628b89d7c928c7b-EWR
expires: Sat, 09 Mar 2024 12:39:34 GMT

GET
H2 200 headroom.min.js Show response
www.fast.ai/site_libs/quarto-nav/ 4 KB
2 KB 33ms
28ms Script
application/javascript 172.67.69.159
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://www.fast.ai/site_libs/quarto-nav/headroom.min.js
Requested by: Host: www.fast.ai
URL: https://www.fast.ai/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 172.67.69.159 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
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Request headers

accept-language: en-US,en;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.111 Safari/537.36

Response headers

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cache-control: max-age=14400
cf-ray: 8628b89d8c938c7b-EWR
x-cache-hits: 0

GET
H2 200 clipboard.min.js Show response
www.fast.ai/site_libs/clipboard/ 9 KB
4 KB 33ms
29ms Script
application/javascript 172.67.69.159
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://www.fast.ai/site_libs/clipboard/clipboard.min.js
Requested by: Host: www.fast.ai
URL: https://www.fast.ai/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 172.67.69.159 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: e17a1d816e13c0826e0ed7febfabc3277f45571234bde0bf9120829a7169edc9

Request headers

accept-language: en-US,en;q=0.9
Referer: https://www.fast.ai/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.111 Safari/537.36

Response headers

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GET
H2 200 autocomplete.umd.js Show response
www.fast.ai/site_libs/quarto-search/ 91 KB
21 KB 41ms
36ms Script
application/javascript 172.67.69.159
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://www.fast.ai/site_libs/quarto-search/autocomplete.umd.js
Requested by: Host: www.fast.ai
URL: https://www.fast.ai/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 172.67.69.159 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: b510ba4bc18fc72541a78faf2a08ae26dd8e041ec3938d0fb6c7c36ea0637669

Request headers

accept-language: en-US,en;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.111 Safari/537.36

Response headers

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cf-ray: 8628b89d8c958c7b-EWR
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GET
H2 200 fuse.min.js Show response
www.fast.ai/site_libs/quarto-search/ 23 KB
8 KB 43ms
39ms Script
application/javascript 172.67.69.159
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://www.fast.ai/site_libs/quarto-search/fuse.min.js
Requested by: Host: www.fast.ai
URL: https://www.fast.ai/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 172.67.69.159 , United States, ASN13335 (CLOUDFLARENET, US),
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Software: cloudflare /
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Request headers

accept-language: en-US,en;q=0.9
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Response headers

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x-cache-hits: 0

GET
H2 200 quarto-search.js Show response
www.fast.ai/site_libs/quarto-search/ 22 KB
7 KB 36ms
32ms Script
application/javascript 172.67.69.159
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://www.fast.ai/site_libs/quarto-search/quarto-search.js
Requested by: Host: www.fast.ai
URL: https://www.fast.ai/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 172.67.69.159 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
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Request headers

accept-language: en-US,en;q=0.9
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GET
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348 KB 17ms
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CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.fast.ai/images/course2022p2l1.jpg
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Request headers

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Response headers

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GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

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Requested by

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Security

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Server

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Request headers

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Response headers

date: Wed, 06 Mar 2024 09:14:01 GMT
x-content-type-options: nosniff
age: 414063
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server: sffe
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49 KB 330ms
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GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/opensans/v40/memtYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWqWuU6F.woff2

Requested by

Host: fonts.googleapis.com
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Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.65.163 Plainview, United States, ASN15169 (GOOGLE, US),

Reverse DNS

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Software

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Security Headers

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Request headers

Referer: https://fonts.googleapis.com/
Origin: https://www.fast.ai
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.111 Safari/537.36

Response headers

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x-content-type-options: nosniff
age: 414527
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
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alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
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last-modified: Thu, 14 Dec 2023 02:10:01 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="apps-themes"
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content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
expires: Thu, 06 Mar 2025 09:06:17 GMT

GET
H2 200 bootstrap-icons.woff
www.fast.ai/site_libs/bootstrap/ 172 KB
173 KB 35ms
34ms Font
font/woff 172.67.69.159
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://www.fast.ai/site_libs/bootstrap/bootstrap-icons.woff?2820a3852bdb9a5832199cc61cec4e65
Requested by: Host: www.fast.ai
URL: https://www.fast.ai/site_libs/bootstrap/bootstrap-icons.css
Protocol: H2
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Software: cloudflare /
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Request headers

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Response headers

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GET
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12ms Image
image/webp 172.67.69.159
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.fast.ai/posts/faraday.png
Requested by: Host: www.fast.ai
URL: https://www.fast.ai/
Protocol: H2
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Request headers

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Response headers

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GET
DATA 200
OK truncated
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996 B Font
n/a

General

Check archive.org

Show headers Download Go to

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
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Request headers

Referer
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Response headers

Content-Type: n/a

Verdicts & Comments Add Verdict or Comment

65 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.

0 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.

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.

cdn.jsdelivr.net
fast.ai
fonts.googleapis.com
fonts.gstatic.com
polyfill.io
user-images.githubusercontent.com
www.fast.ai
104.26.3.19
142.250.65.163
142.250.80.42
151.101.1.229
172.64.148.31
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www.fast.ai Open in urlscan Pro 172.67.69.159 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Detected technologies

Page Statistics

51 Requests

100 %HTTPS

0 %IPv6

6 Domains

7 Subdomains

7 IPs

2 Countries

7658 kBTransfer

9577 kBSize

0 Cookies

10 Outgoing links

Page URL History

Redirected requests

51 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 1 data transactions

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www.fast.ai Open in urlscan Pro
172.67.69.159 Public Scan

Screenshot
Live screenshot

Full Image

51
Requests

100 %
HTTPS

0 %
IPv6

6
Domains

7
Subdomains

7
IPs

2
Countries

7658 kB
Transfer

9577 kB
Size

0
Cookies

51 HTTP transactions
1 data transactions