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practical.engineering Open in urlscan Pro
198.49.23.144  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://practical.engineering/
Effective URL: https://practical.engineering/
Submission: On November 25 via api from US — Scanned from CA
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 7 IPs in 2 countries across 5 domains to perform 53 HTTP transactions. The main IP is 198.49.23.144, located in United States and belongs to SQUARESPACE, US. The main domain is practical.engineering.
TLS certificate: Issued by R10 on September 19th 2024. Valid for: 3 months.
This is the only time practical.engineering was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
4 198.49.23.144 53831 (SQUARESPACE)
6 2600:141b:1c0... 20940 (AKAMAI-AS...)
20 151.101.0.237 54113 (FASTLY)
1 3 151.101.192.238 54113 (FASTLY)
18 151.101.0.238 54113 (FASTLY)
2 104.22.74.115 13335 (CLOUDFLAR...)
1 2600:141b:1c0... 20940 (AKAMAI-AS...)
53 7
4    198.49.23.144 (United States)

ASN53831 (SQUARESPACE, US)
practical.engineering
6    2600:141b:1c00:8::1728:b32c (Secaucus, United States)

ASN20940 (AKAMAI-ASN1 Akamai International B.V., NL)
use.typekit.net
20    151.101.0.237 (San Francisco, United States)

ASN54113 (FASTLY, US)
assets.squarespace.com
3    151.101.192.238 (San Francisco, United States)

ASN54113 (FASTLY, US)
static1.squarespace.com
18    151.101.0.238 (San Francisco, United States)

ASN54113 (FASTLY, US)
images.squarespace-cdn.com
2    104.22.74.115 (None, )

ASN13335 (CLOUDFLARENET, US)
cdn.sender.net
1    2600:141b:1c00:8::1728:b323 (Secaucus, United States)

ASN20940 (AKAMAI-ASN1 Akamai International B.V., NL)
p.typekit.net
Apex Domain
Subdomains		 Transfer
23 squarespace.com
assets.squarespace.com — Cisco Umbrella Rank: 6941
static1.squarespace.com — Cisco Umbrella Rank: 6789
1 MB
18 squarespace-cdn.com
images.squarespace-cdn.com — Cisco Umbrella Rank: 5700
360 KB
7 typekit.net
use.typekit.net — Cisco Umbrella Rank: 460
p.typekit.net — Cisco Umbrella Rank: 571
114 KB
4 practical.engineering
practical.engineering
24 KB
2 sender.net
cdn.sender.net — Cisco Umbrella Rank: 147814
49 KB
53 5
Domain Requested by
20 assets.squarespace.com practical.engineering
static1.squarespace.com
assets.squarespace.com
18 images.squarespace-cdn.com practical.engineering
6 use.typekit.net practical.engineering
4 practical.engineering assets.squarespace.com
3 static1.squarespace.com 1 redirects practical.engineering
2 cdn.sender.net practical.engineering
cdn.sender.net
1 p.typekit.net practical.engineering
53 7

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

Domain
store.practical.engineering
www.youtube.com
twitter.com
instagram.com
Subject Issuer Validity Valid
practical.engineering
R10		 2024-09-19 -
2024-12-18		 3 months crt.sh
use.typekit.net
DigiCert Global G2 TLS RSA SHA256 2020 CA1		 2024-10-17 -
2025-11-17		 a year crt.sh
*.squarespace.com
DigiCert Global G2 TLS RSA SHA256 2020 CA1		 2024-02-09 -
2025-02-28		 a year crt.sh
*.squarespace-cdn.com
R10		 2024-09-27 -
2024-12-26		 3 months crt.sh
cdn.sender.net
WE1		 2024-11-17 -
2025-02-16		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://practical.engineering/
Frame ID: 6B962AAC4AEB9BA6135ECCA77EE1EFD1
Requests: 53 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Practical Engineering

Page URL History Show full URLs

  1. http://practical.engineering/ HTTP 307
    https://practical.engineering/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <!-- This is Squarespace\. -->
Overall confidence: 100%
Detected patterns
  • assets\.squarespace\.\w+/universal/scripts-compressed/commerce-\w+-min\.[\w+\-]+\.js

Page Statistics

53
Requests

98 %
HTTPS

29 %
IPv6

5
Domains

7
Subdomains

7
IPs

2
Countries

1983 kB
Transfer

7378 kB
Size

3
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://practical.engineering/ HTTP 307
    https://practical.engineering/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 15
  • https://static1.squarespace.com/universal/images-v6/icons/icon-searchqueries-20-dark.png HTTP 302
  • https://assets.squarespace.com/universal/images-v6/icons/icon-searchqueries-20-dark.png

53 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
practical.engineering/
Redirect Chain
  • http://practical.engineering/
  • https://practical.engineering/
86 KB
16 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
198.49.23.144 , United States, ASN53831 (SQUARESPACE, US),
Reverse DNS
Software
Squarespace /
Resource Hash
810a89b2a500c9f3e2252786b236216333465ed0af9a33049e8cd803ebdf08f0
Security Headers
Name Value
Strict-Transport-Security max-age=15552000
X-Content-Type-Options nosniff

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Response headers

accept-ranges
bytes
age
12905
content-encoding
gzip
content-length
16060
content-type
text/html;charset=utf-8
date
Mon, 25 Nov 2024 14:18:36 GMT
etag
W/"081127f0c86e3422b571abb5f424d1bd--gzip"
expires
Thu, 01 Jan 1970 00:00:00 GMT
server
Squarespace
strict-transport-security
max-age=15552000
vary
Accept-Encoding
x-content-type-options
nosniff
x-contextid
D4deGSNu/Gv10i5cd

Redirect headers

Location
https://practical.engineering/
Non-Authoritative-Reason
HttpsUpgrades
SdDfxJ4Sm7R3w6atwJ6STARi0o-LyUm6_vQT4LlD67qfeTbIfFHN4UJLFRbh52jhWD9ujAwDFe9XZQsKw2IawemcFQsKZQjDwy7mMkG0jAFu-WsoShFGZAsude80ZkoRdhXCHKoyjamTiY8Djhy8ZYmC-Ao1Oco8if37OcBDOcu8OfG0Za4yZYql-e8CdeyziWF8O...
use.typekit.net/ik/ 		17 KB
7 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://use.typekit.net/ik/SdDfxJ4Sm7R3w6atwJ6STARi0o-LyUm6_vQT4LlD67qfeTbIfFHN4UJLFRbh52jhWD9ujAwDFe9XZQsKw2IawemcFQsKZQjDwy7mMkG0jAFu-WsoShFGZAsude80ZkoRdhXCHKoyjamTiY8Djhy8ZYmC-Ao1Oco8if37OcBDOcu8OfG0Za4yZYql-e8CdeyziWF8O1FUiABkZWF3jAF8OcFzdP37O1FUiABkZWF3jAF8ShFGZAsude80ZkoRdhXCjAFu-WsoShFGZAsude80ZkoRdhXCjAFu-WsoShFGZAsude80Zko0ZWbCjWw0dA9CZa4yZYql-e8CdeyziWF8O1FUiABkZWF3jAF8OcFzdPUCdhFydeyzSabCSY4yjasTjhBCOcm0Zh80ZAmk-Ao1OYFUiABkZWF3jAF8ShFGZAsude80ZkoRdhXCiaiaOcBRiA8XpWFR-emqiAUTdcS0jhNlOYiaikoyjamTiY8Djhy8ZYmC-Ao1Oco8ifUaiaS0jWw0dA9CiaiaOcikjAsoOAyTdeUGdamDZPoDSWmyScmDSeBRZPoRdhXCiaiaO1gkjAFX-AFydfo8dciTdcm8Sc80ZkUaiaS0SaBujW48SagyjhmDjhy8ZYmC-Ao1OcFzdPJwSY4zpe8ljPu0daZyJ68ciWsuScIlSYb7fbKzMsMMeMb6MKG4fJCgIMMjgkMfH6qJCMIbMg65JMJ7fbKwMsMMegI6MKG4fJBmIMIjgkMfqMYm_OKFg6.js
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2600:141b:1c00:8::1728:b32c Secaucus, United States, ASN20940 (AKAMAI-ASN1 Akamai International B.V., NL),
Reverse DNS
Software
nginx /
Resource Hash
48e2a04346cd74fe96d0e65fa7a27c7169d9fbcaa34a0578ac11acaf93b603bf
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains;

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://practical.engineering/

Response headers

strict-transport-security
max-age=31536000; includeSubDomains;
cache-control
public, max-age=604800
timing-allow-origin
*
content-encoding
gzip
cross-origin-resource-policy
cross-origin
access-control-allow-origin
*
content-length
6795
date
Mon, 25 Nov 2024 17:53:42 GMT
content-type
text/javascript;charset=utf-8
vary
Accept-Encoding
server
nginx
modern.js
assets.squarespace.com/@sqs/polyfiller/1.6/ 		115 KB
42 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.squarespace.com/@sqs/polyfiller/1.6/modern.js
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.237 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
UploadServer /
Resource Hash
54e832663426c696b1f603379026e5e15720e8c812bbbc60d63aa2ad8a479f75

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin
https://practical.engineering
Referer
https://practical.engineering/

Response headers

content-encoding
gzip
etag
"fe0d53a94823df972dbf107bf190771a"
age
2543412
access-control-allow-methods
GET, OPTIONS
expires
Wed, 02 Oct 2024 02:39:38 GMT
x-cache
HIT, HIT
date
Mon, 25 Nov 2024 17:53:42 GMT
last-modified
Mon, 31 Oct 2022 21:19:57 GMT
vary
Accept-Encoding
x-cache-hits
921, 241995
content-type
text/javascript
x-served-by
cache-iad-kcgs7200042-IAD, cache-yul1970057-YUL
cache-control
public, max-age=31536000
x-timer
S1732557222.465727,VS0,VE0
via
1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
42447
server
UploadServer
extract-css-runtime-834216b2cb702a88435d-min.en-US.js
assets.squarespace.com/universal/scripts-compressed/ 		46 KB
17 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.squarespace.com/universal/scripts-compressed/extract-css-runtime-834216b2cb702a88435d-min.en-US.js
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.237 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
UploadServer /
Resource Hash
3b9fa5ac0b254b814ecb8f3dae1e336cf940a3c79b802d4f0388ae75bc1c2382

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin
https://practical.engineering
Referer
https://practical.engineering/

Response headers

content-encoding
br
etag
"5d4fff8d55d33790022e09c6fae147f0"
age
16580
access-control-allow-methods
GET, OPTIONS
expires
Tue, 25 Nov 2025 13:17:21 GMT
x-cache
HIT, HIT
date
Mon, 25 Nov 2024 17:53:42 GMT
last-modified
Mon, 25 Nov 2024 10:22:19 GMT
vary
Accept-Encoding
x-cache-hits
67, 616
content-type
text/javascript
x-served-by
cache-iad-kiad7000058-IAD, cache-yul1970057-YUL
cache-control
public, max-age=31536000
x-timer
S1732557222.465490,VS0,VE0
via
1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
16891
server
UploadServer
extract-css-moment-js-vendor-6c569122bfa66a51a056-min.en-US.js
assets.squarespace.com/universal/scripts-compressed/ 		1 MB
92 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.squarespace.com/universal/scripts-compressed/extract-css-moment-js-vendor-6c569122bfa66a51a056-min.en-US.js
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.237 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
UploadServer /
Resource Hash
94749a9a2a419c6962ea8c3634aee02da5fc8fc73054dc956eeadf710ec90bd5

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin
https://practical.engineering
Referer
https://practical.engineering/

Response headers

content-encoding
br
etag
"be72c39973090bd68a3659e401a5ec6b"
age
3567245
access-control-allow-methods
GET, OPTIONS
expires
Wed, 20 Aug 2025 14:24:26 GMT
x-cache
HIT, HIT
date
Mon, 25 Nov 2024 17:53:42 GMT
last-modified
Tue, 20 Aug 2024 12:57:30 GMT
vary
Accept-Encoding
x-cache-hits
56019, 210086
content-type
text/javascript
x-served-by
cache-iad-kjyo7100039-IAD, cache-yul1970057-YUL
cache-control
public, max-age=31536000
x-timer
S1732557222.465460,VS0,VE0
via
1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
94163
server
UploadServer
cldr-resource-pack-32136deb9638cc6130b2-min.en-US.js
assets.squarespace.com/universal/scripts-compressed/ 		87 KB
15 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.squarespace.com/universal/scripts-compressed/cldr-resource-pack-32136deb9638cc6130b2-min.en-US.js
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.237 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
UploadServer /
Resource Hash
bf97c974a5569a88b7c1c6876778c72ca6c87b6202329b9f3e3579174736faf1

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin
https://practical.engineering
Referer
https://practical.engineering/

Response headers

content-encoding
br
etag
"d2a1bf0093fcc967c49bbc438bb97dff"
age
1719688
access-control-allow-methods
GET, OPTIONS
expires
Wed, 05 Nov 2025 20:12:13 GMT
x-cache
HIT, HIT
date
Mon, 25 Nov 2024 17:53:42 GMT
last-modified
Thu, 31 Oct 2024 21:41:01 GMT
vary
Accept-Encoding
x-cache-hits
20, 181380
content-type
text/javascript
x-served-by
cache-iad-kcgs7200031-IAD, cache-yul1970057-YUL
cache-control
public, max-age=31536000
x-timer
S1732557222.465370,VS0,VE0
via
1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
14831
server
UploadServer
common-vendors-stable-61293f01d648eef165fc-min.en-US.js
assets.squarespace.com/universal/scripts-compressed/ 		240 KB
69 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.squarespace.com/universal/scripts-compressed/common-vendors-stable-61293f01d648eef165fc-min.en-US.js
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.237 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
UploadServer /
Resource Hash
6f8ec5cd511fb4b96c8b573f86b1a62d8322c0286268eecc224c0aa2f30be18e

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin
https://practical.engineering
Referer
https://practical.engineering/

Response headers

content-encoding
br
etag
"d561ecc35baa5338930d0b97077b3d76"
age
2434700
access-control-allow-methods
GET, OPTIONS
expires
Thu, 25 Sep 2025 19:03:14 GMT
x-cache
HIT, HIT
date
Mon, 25 Nov 2024 17:53:42 GMT
last-modified
Wed, 25 Sep 2024 18:00:54 GMT
vary
Accept-Encoding
x-cache-hits
37555, 192022
content-type
text/javascript
x-served-by
cache-iad-kiad7000162-IAD, cache-yul1970057-YUL
cache-control
public, max-age=31536000
x-timer
S1732557222.465410,VS0,VE0
via
1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
70728
server
UploadServer
common-vendors-be0091dc488b10891ed6-min.en-US.js
assets.squarespace.com/universal/scripts-compressed/ 		656 KB
161 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.squarespace.com/universal/scripts-compressed/common-vendors-be0091dc488b10891ed6-min.en-US.js
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.237 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
UploadServer /
Resource Hash
d14e6702466cc50b418647210d0c4eaebd0dbff40908bf1dee342478c712a34c

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin
https://practical.engineering
Referer
https://practical.engineering/

Response headers

content-encoding
br
etag
"32a98639be4aa2fcb1af11dbdcdffafd"
age
428900
access-control-allow-methods
GET, OPTIONS
expires
Thu, 20 Nov 2025 18:45:21 GMT
x-cache
HIT, HIT
date
Mon, 25 Nov 2024 17:53:42 GMT
last-modified
Wed, 20 Nov 2024 18:05:06 GMT
vary
Accept-Encoding
x-cache-hits
38, 36126
content-type
text/javascript
x-served-by
cache-iad-kcgs7200150-IAD, cache-yul1970057-YUL
cache-control
public, max-age=31536000
x-timer
S1732557222.465396,VS0,VE0
via
1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
164101
server
UploadServer
common-2d1a2dc371a8de03ebe4-min.en-US.js
assets.squarespace.com/universal/scripts-compressed/ 		1 MB
352 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.squarespace.com/universal/scripts-compressed/common-2d1a2dc371a8de03ebe4-min.en-US.js
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.237 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
UploadServer /
Resource Hash
63fcfcefa01f0875ad488372fa5b9e15c64f1e3df9c71d7fee59f0a85aeca055

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin
https://practical.engineering
Referer
https://practical.engineering/

Response headers

content-encoding
br
etag
"7cef8e0114f5ff21b7156598e9ffb772"
age
243748
access-control-allow-methods
GET, OPTIONS
expires
Sat, 22 Nov 2025 22:11:13 GMT
x-cache
HIT, HIT
date
Mon, 25 Nov 2024 17:53:42 GMT
last-modified
Fri, 22 Nov 2024 20:47:04 GMT
vary
Accept-Encoding
x-cache-hits
29, 2425
content-type
text/javascript
x-served-by
cache-iad-kcgs7200158-IAD, cache-yul1970057-YUL
cache-control
public, max-age=31536000
x-timer
S1732557222.465391,VS0,VE0
via
1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
360116
server
UploadServer
commerce-a7115683c7657eca6319-min.en-US.js
assets.squarespace.com/universal/scripts-compressed/ 		2 MB
554 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://assets.squarespace.com/universal/scripts-compressed/commerce-a7115683c7657eca6319-min.en-US.js
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.237 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
UploadServer /
Resource Hash
a6182652f36a720d240c4161bcf07fcd44486c2c70ceab574bc3cb4e4483706c

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin
https://practical.engineering
Referer
https://practical.engineering/

Response headers

content-encoding
gzip
etag
"ea23dd59cc1b03b9f9fd58bcce64735f"
age
352662
access-control-allow-methods
GET, OPTIONS
expires
Fri, 21 Nov 2025 15:55:59 GMT
x-cache
HIT
date
Mon, 25 Nov 2024 17:53:42 GMT
last-modified
Thu, 21 Nov 2024 14:35:32 GMT
x-served-by
cache-yul1970057-YUL
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https://images.squarespace-cdn.com/content/v1/55ac34e4e4b0170ef54be632/1721085027463-EII8I20D3U8KQNMYMAQD/New+London+thumbnail1.jpg?format=300w
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.238 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
3e2eedac0e2c4cbdd8cf152fd4ea5688e9a2f34a9c04bee4f44629b69c42b80c

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://practical.engineering/

Response headers

x-sqsp-is-public
true
access-control-expose-headers
Content-Length, Timing-Allow-Origin
etag
CO6km66VqocDEAE=
age
2431356
x-cache
HIT, HIT
date
Mon, 25 Nov 2024 17:53:44 GMT
content-type
image/jpeg
x-served-by
cache-iad-kiad7000023-IAD, cache-yul1970058-YUL
x-cache-hits
181, 0
vary
Accept-Encoding
tracepoint
Fastly
cache-control
max-age=31536000,s-maxage=31536000
timing-allow-origin
*
x-timer
S1732557224.331374,VS0,VE1
via
1.1 google, 1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
23218
057---Why-Don%27t-Bridges-Sink_2d.jpg
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13 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://images.squarespace-cdn.com/content/v1/55ac34e4e4b0170ef54be632/1719932251630-YAOFTP9UH1TB9UYNHS64/057---Why-Don%27t-Bridges-Sink_2d.jpg?format=300w
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.238 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://practical.engineering/

Response headers

x-sqsp-is-public
true
access-control-expose-headers
Content-Length, Timing-Allow-Origin
etag
CIaE9PfOiIcDEAE=
age
2807137
x-cache
HIT, HIT
date
Mon, 25 Nov 2024 17:53:44 GMT
content-type
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x-served-by
cache-iad-kcgs7200172-IAD, cache-yul1970058-YUL
x-cache-hits
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vary
Accept-Encoding
tracepoint
Fastly
cache-control
max-age=31536000,s-maxage=31536000
timing-allow-origin
*
x-timer
S1732557224.340533,VS0,VE1
via
1.1 google, 1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
13382
p.gif
p.typekit.net/ 		35 B
206 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://p.typekit.net/p.gif?s=2&k=646866_55ac34e4e4b0170ef54be632&ht=tk&h=practical.engineering&f=175.139.176.140.10881&a=646866&js=1.21.0&app=typekit&e=js&_=1732557224367
Requested by
Host: practical.engineering
URL: https://practical.engineering/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2600:141b:1c00:8::1728:b323 Secaucus, United States, ASN20940 (AKAMAI-ASN1 Akamai International B.V., NL),
Reverse DNS
Software
nginx /
Resource Hash
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Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://practical.engineering/

Response headers

cache-control
public, max-age=604800
etag
"65c8c508-23"
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
access-control-allow-origin
*
content-length
35
date
Mon, 25 Nov 2024 17:53:44 GMT
content-type
image/gif
last-modified
Sun, 11 Feb 2024 13:00:56 GMT
server
nginx
favicon.ico
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7 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://images.squarespace-cdn.com/content/v1/55ac34e4e4b0170ef54be632/72d5163f-0c5a-490b-b568-f1619e6b10c0/favicon.ico?format=100w
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.0.238 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
eebdc364e4e1ea1e05202eff21c8993e901583f93b537984d8fbf338b6e087ba

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://practical.engineering/

Response headers

x-sqsp-is-public
true
access-control-expose-headers
Content-Length, Timing-Allow-Origin
etag
CNmcnP3Hz/QCEAE=
age
536751
x-cache
HIT, HIT
date
Mon, 25 Nov 2024 17:53:44 GMT
content-type
image/png
x-served-by
cache-iad-kjyo7100076-IAD, cache-yul1970058-YUL
x-cache-hits
292, 0
vary
Accept-Encoding
tracepoint
Fastly
cache-control
max-age=31536000,s-maxage=31536000
timing-allow-origin
*
x-timer
S1732557225.630102,VS0,VE2
via
1.1 google, 1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
7303

Verdicts & Comments Add Verdict or Comment

68 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| Typekit object| webpackChunk_sqs_polyfiller object| SQUARESPACE_ROLLUPS object| webpackChunkextract_css object| SQUARESPACE_I18N object| YUI_CONFIG function| YUI function| __extends function| __assign function| __rest function| __decorate function| __param function| __esDecorate function| __runInitializers function| __propKey function| __setFunctionName function| __metadata function| __awaiter function| __generator function| __exportStar function| __createBinding function| __values function| __read function| __spread function| __spreadArrays function| __spreadArray function| __await function| __asyncGenerator function| __asyncDelegator function| __asyncValues function| __makeTemplateObject function| __importStar function| __importDefault function| __classPrivateFieldGet function| __classPrivateFieldSet function| __classPrivateFieldIn function| __addDisposableResource function| __disposeResources function| __rewriteRelativeImportExtension object| regeneratorRuntime function| _ object| core object| __sqsWebGL object| websiteComponents function| Common boolean| COMMON_ALREADY_RAN object| Static function| noop object| Singleton object| Class object| Squarespace function| applyFocusVisiblePolyfill object| Y object| YUIStats string| _YUI_HISTORY_HASH_ENVIRONMENT_ID string| _yuid object| ESC_MANAGER object| Modernizr object| ImageLoader object| JSTween string| Sender function| sender string| id object| __STATSIG__ object| webpackChunkjavascript_sdk object| senderObjects object| senderForms boolean| senderFormsLoaded

3 Cookies

Domain/Path Name / Value
practical.engineering/ Name: crumb
Value: BdRq2ZpeKUWgN2YyNjc3MjZhZjMxOTM3ZDI4NmQyNTQ3YTljYmM0
practical.engineering/ Name: ss_cvr
Value: 9a049f8e-9e32-424d-8dd6-a878a11b8d4a|1732557223965|1732557223965|1732557223965|1
practical.engineering/ Name: ss_cvt
Value: 1732557223965

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
Strict-Transport-Security max-age=15552000
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.

assets.squarespace.com
cdn.sender.net
images.squarespace-cdn.com
p.typekit.net
practical.engineering
static1.squarespace.com
use.typekit.net
104.22.74.115
151.101.0.237
151.101.0.238
151.101.192.238
198.49.23.144
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