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otee.dev Open in urlscan Pro
185.199.110.153  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://otee.dev/2021/12/10/ddia-notes-chapter-1.html
Effective URL: https://otee.dev/2021/12/10/ddia-notes-chapter-1.html
Submission: On August 22 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 8 IPs in 2 countries across 7 domains to perform 13 HTTP transactions. The main IP is 185.199.110.153, located in United States and belongs to FASTLY, US. The main domain is otee.dev.
TLS certificate: Issued by R11 on July 11th 2024. Valid for: 3 months.
This is the only time otee.dev was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

4    185.199.110.153 (United States)

ASN54113 (FASTLY, US)
PTR: cdn-185-199-110-153.github.com
otee.dev
2    2a00:1450:4001:810::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.googleapis.com
1    54.204.238.15 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-54-204-238-15.compute-1.amazonaws.com
www.recurse-scout.com
1    2a00:1450:4001:80b::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
3    2a00:1450:4001:803::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.gstatic.com
1    2001:4860:4802:34::36 (United States)

ASN15169 (GOOGLE, US)
region1.google-analytics.com
1    18.66.107.19 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-107-19.fra56.r.cloudfront.net
d29xw0ra2h4o4u.cloudfront.net
Apex Domain
Subdomains		 Transfer
4 otee.dev
otee.dev
9 KB
3 gstatic.com
fonts.gstatic.com
81 KB
2 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 110
3 KB
1 cloudfront.net
d29xw0ra2h4o4u.cloudfront.net
3 KB
1 google-analytics.com
region1.google-analytics.com — Cisco Umbrella Rank: 3123
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 112
94 KB
1 recurse-scout.com
www.recurse-scout.com
2 KB
13 7
Domain Requested by
4 otee.dev otee.dev
3 fonts.gstatic.com fonts.googleapis.com
2 fonts.googleapis.com otee.dev
1 d29xw0ra2h4o4u.cloudfront.net www.recurse-scout.com
1 region1.google-analytics.com www.googletagmanager.com
1 www.googletagmanager.com otee.dev
1 www.recurse-scout.com otee.dev
13 7

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

Domain
twitter.com
github.com
www.recurse.com
Subject Issuer Validity Valid
otee.dev
R11		 2024-07-11 -
2024-10-09		 3 months crt.sh
upload.video.google.com
WR2		 2024-07-30 -
2024-10-22		 3 months crt.sh
www.recurse-scout.com
R11		 2024-07-04 -
2024-10-02		 3 months crt.sh
*.google-analytics.com
WR2		 2024-07-30 -
2024-10-22		 3 months crt.sh
*.gstatic.com
WR2		 2024-07-30 -
2024-10-22		 3 months crt.sh
*.cloudfront.net
Amazon RSA 2048 M01		 2024-07-30 -
2025-07-03		 a year crt.sh

This page contains 1 frames:

Primary Page: https://otee.dev/2021/12/10/ddia-notes-chapter-1.html
Frame ID: CEF37F18C8F6E4F8C7354D9798BBD535
Requests: 14 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Reliability, Scalability and Maintainability | Otee’s Notes on Programming

Page URL History Show full URLs

  1. http://otee.dev/2021/12/10/ddia-notes-chapter-1.html HTTP 307
    https://otee.dev/2021/12/10/ddia-notes-chapter-1.html Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <!-- Begin Jekyll SEO tag
Overall confidence: 100%
Detected patterns
Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js

Page Statistics

13
Requests

100 %
HTTPS

57 %
IPv6

7
Domains

7
Subdomains

8
IPs

2
Countries

193 kB
Transfer

423 kB
Size

2
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://otee.dev/2021/12/10/ddia-notes-chapter-1.html HTTP 307
    https://otee.dev/2021/12/10/ddia-notes-chapter-1.html Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

13 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request ddia-notes-chapter-1.html
otee.dev/2021/12/10/
Redirect Chain
  • http://otee.dev/2021/12/10/ddia-notes-chapter-1.html
  • https://otee.dev/2021/12/10/ddia-notes-chapter-1.html
8 KB
3 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://otee.dev/2021/12/10/ddia-notes-chapter-1.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
185.199.110.153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
cdn-185-199-110-153.github.com
Software
GitHub.com /
Resource Hash
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Request headers

Upgrade-Insecure-Requests
1
User-Agent
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Response headers

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etag
W/"64907dc8-2148"
expires
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last-modified
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server
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vary
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via
1.1 varnish
x-cache
MISS
x-cache-hits
0
x-fastly-request-id
efd81383eb5101624265d26b88806f53da11c93e
x-github-request-id
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x-proxy-cache
MISS
x-served-by
cache-fra-etou8220138-FRA
x-timer
S1724312680.457948,VS0,VE100

Redirect headers

Cross-Origin-Resource-Policy
Cross-Origin
Location
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Non-Authoritative-Reason
HSTS
css2
fonts.googleapis.com/ 		29 KB
2 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css2?family=Cinzel+Decorative:wght@700&family=Open+Sans:wght@400;500;700;800&family=PT+Sans:ital,wght@0,400;0,700;1,400;1,700&display=swap
Requested by
Host: otee.dev
URL: https://otee.dev/2021/12/10/ddia-notes-chapter-1.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
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Security Headers
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Request headers

Referer
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User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
date
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content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
0
last-modified
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server
ESF
cross-origin-opener-policy
same-origin-allow-popups
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
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timing-allow-origin
*
link
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expires
Thu, 22 Aug 2024 07:44:40 GMT
main.css
otee.dev/assets/css/ 		4 KB
2 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://otee.dev/assets/css/main.css
Requested by
Host: otee.dev
URL: https://otee.dev/2021/12/10/ddia-notes-chapter-1.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
185.199.110.153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
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Software
GitHub.com /
Resource Hash
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Request headers

Referer
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User-Agent
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Response headers

expires
Thu, 22 Aug 2024 07:45:24 GMT
x-fastly-request-id
1b1c1a74fa41eed005de2a4bd39f7b52f4b5436f
date
Thu, 22 Aug 2024 07:44:40 GMT
content-encoding
gzip
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x-cache
HIT
content-length
1512
x-served-by
cache-fra-etou8220138-FRA
last-modified
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server
GitHub.com
x-github-request-id
CDB9:292A2E:399F1BC:3AC9366:66C6EA3A
x-timer
S1724312681.615087,VS0,VE2
etag
W/"64907dc8-10e8"
vary
Accept-Encoding
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=600
accept-ranges
bytes
x-proxy-cache
MISS
css2
fonts.googleapis.com/ 		2 KB
1017 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css2?family=Roboto:wght@300&display=swap
Requested by
Host: otee.dev
URL: https://otee.dev/2021/12/10/ddia-notes-chapter-1.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
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Request headers

Referer
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User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
date
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content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
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alt-svc
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x-xss-protection
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server
ESF
cross-origin-opener-policy
same-origin-allow-popups
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
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cache-control
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timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Thu, 22 Aug 2024 07:44:40 GMT
loader.js
www.recurse-scout.com/ 		344 B
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.recurse-scout.com/loader.js?t=ba1b1b6d11845620dd0bd7ae0aacdae1
Requested by
Host: otee.dev
URL: https://otee.dev/2021/12/10/ddia-notes-chapter-1.html
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
54.204.238.15 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
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Software
Cowboy /
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
https://otee.dev/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

Date
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Strict-Transport-Security
max-age=63072000; includeSubDomains
X-Content-Type-Options
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X-Permitted-Cross-Domain-Policies
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X-Runtime
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Server
Cowboy
Etag
W/"ca68306ba93a5d4f2517f45d8e8f3227"
X-Frame-Options
SAMEORIGIN
Report-To
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Content-Type
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Cache-Control
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js
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94 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtag/js?id=G-MKY775HLH5
Requested by
Host: otee.dev
URL: https://otee.dev/2021/12/10/ddia-notes-chapter-1.html
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80b::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
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Resource Hash
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Security Headers
Name Value
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X-Xss-Protection 0

Request headers

Referer
https://otee.dev/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
Thu, 22 Aug 2024 07:44:40 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
Accept-Encoding
content-type
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access-control-allow-origin
*
cache-control
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x-xss-protection
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires
Thu, 22 Aug 2024 07:44:40 GMT
code.css
otee.dev/assets/css/ 		2 KB
653 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://otee.dev/assets/css/code.css
Requested by
Host: otee.dev
URL: https://otee.dev/assets/css/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
185.199.110.153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
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Software
GitHub.com /
Resource Hash
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Request headers

Referer
https://otee.dev/assets/css/main.css
User-Agent
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Response headers

expires
Thu, 22 Aug 2024 07:45:24 GMT
x-fastly-request-id
2ab6da7a6942b72e8780fd400aa0529b9bc1dafe
date
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server
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x-github-request-id
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General
Check archive.org
Download Go to
Full URL
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Requested by
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Server
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Request headers

Referer
https://fonts.googleapis.com/
Origin
https://otee.dev
User-Agent
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Response headers

date
Tue, 20 Aug 2024 14:05:16 GMT
x-content-type-options
nosniff
age
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content-security-policy-report-only
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server
sffe
cross-origin-opener-policy
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General
Check archive.org
Download Go to
Full URL
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Requested by
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Server
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Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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Origin
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User-Agent
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Response headers

date
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x-content-type-options
nosniff
age
150077
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
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cross-origin
alt-svc
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content-length
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last-modified
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server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
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content-type
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access-control-allow-origin
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cache-control
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KFOlCnqEu92Fr1MmSU5fBBc4.woff2
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General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/roboto/v32/KFOlCnqEu92Fr1MmSU5fBBc4.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300&display=swap
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:803::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
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Security Headers
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Request headers

Referer
https://fonts.googleapis.com/
Origin
https://otee.dev
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

date
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x-content-type-options
nosniff
age
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content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
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cross-origin
alt-svc
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content-length
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last-modified
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server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
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content-type
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*
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accept-ranges
bytes
timing-allow-origin
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expires
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collect
region1.google-analytics.com/g/ 		0
0 		Fetch
General
Check archive.org
Download Go to
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-MKY775HLH5&gtm=45je48j0v877854764za200&_p=1724312680669&gcd=13l3l3l2l1l1&npa=1&dma_cps=syphamo&dma=1&tag_exp=0&cid=692349653.1724312681&ul=de-de&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&are=1&frm=0&pscdl=noapi&_s=1&sid=1724312680&sct=1&seg=0&dl=https%3A%2F%2Fotee.dev%2F2021%2F12%2F10%2Fddia-notes-chapter-1.html&dt=Reliability%2C%20Scalability%20and%20Maintainability%20%7C%20Otee%E2%80%99s%20Notes%20on%20Programming&en=page_view&_fv=1&_nsi=1&_ss=1&_ee=1&tfd=342
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-MKY775HLH5
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Reverse DNS
Software
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Resource Hash

Request headers

Referer
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User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

pragma
no-cache
date
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server
Golfe2
content-type
text/plain
access-control-allow-origin
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cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
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cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
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3 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://d29xw0ra2h4o4u.cloudfront.net/assets/scout-176be16681a03cbddd686f3cc96694d3aab338ea5cb65452f83d989309810528.js
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Protocol
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Security
TLS 1.3, , AES_128_GCM
Server
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Reverse DNS
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Software
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Security Headers
Name Value
Strict-Transport-Security max-age=63072000; includeSubDomains

Request headers

Referer
https://otee.dev/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

strict-transport-security
max-age=63072000; includeSubDomains
content-encoding
gzip
via
1.1 vegur, 1.1 ffdf2668ac264ec6d8784ccc7453073c.cloudfront.net (CloudFront)
date
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nel
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x-amz-cf-pop
FRA56-P5
age
6367
x-cache
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content-length
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reporting-endpoints
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last-modified
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server
Cowboy
vary
Origin
report-to
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truncated
/ 		1 KB
0 		Image
General
Check archive.org
Download Go to Show image
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
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Request headers

Referer
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

Content-Type
image/svg+xml
favicon.ico
otee.dev/ 		15 KB
4 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://otee.dev/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
185.199.110.153 , United States, ASN54113 (FASTLY, US),
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Software
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Resource Hash
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Request headers

Referer
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User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Response headers

expires
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x-fastly-request-id
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date
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content-encoding
gzip
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1
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1
x-cache
HIT
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last-modified
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server
GitHub.com
x-github-request-id
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x-timer
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etag
W/"64907dc4-3c2e"
vary
Accept-Encoding
content-type
image/vnd.microsoft.icon
access-control-allow-origin
*
cache-control
max-age=600
accept-ranges
bytes
x-proxy-cache
MISS

Verdicts & Comments Add Verdict or Comment

9 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.

function| gtag object| dataLayer object| google_tag_manager object| google_tag_data function| onYouTubeIframeAPIReady object| gaGlobal object| _rcs function| _classCallCheck function| _createClass

2 Cookies

Domain/Path Name / Value
.otee.dev/ Name: _ga_MKY775HLH5
Value: GS1.1.1724312680.1.0.1724312680.0.0.0
.otee.dev/ Name: _ga
Value: GA1.1.692349653.1724312681