Submitted URL: http://slack.engineering/
Effective URL: https://slack.engineering/
Submission: On March 31 via manual from CH — Scanned from CH

Summary

This website contacted 12 IPs in 3 countries across 10 domains to perform 47 HTTP transactions. The main IP is 192.0.66.216, located in San Francisco, United States and belongs to AUTOMATTIC, US. The main domain is slack.engineering.
TLS certificate: Issued by R3 on March 3rd 2024. Valid for: 3 months.
This is the only time slack.engineering was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

Apex Domain
Subdomains
Transfer
28 slack.engineering
slack.engineering
502 KB
4 wp.com
stats.wp.com — Cisco Umbrella Rank: 2893
pixel.wp.com — Cisco Umbrella Rank: 2889
8 KB
3 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 34
region1.google-analytics.com — Cisco Umbrella Rank: 2042
21 KB
3 slack-edge.com
a.slack-edge.com — Cisco Umbrella Rank: 3216
139 KB
2 gstatic.com
fonts.gstatic.com
46 KB
2 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 42
169 KB
1 google.ch
www.google.ch — Cisco Umbrella Rank: 29666
408 B
1 google.com
www.google.com — Cisco Umbrella Rank: 2
63 B
1 doubleclick.net
stats.g.doubleclick.net — Cisco Umbrella Rank: 91
350 B
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 35
832 B
47 10
Domain Requested by
28 slack.engineering slack.engineering
3 a.slack-edge.com slack.engineering
2 www.google-analytics.com www.googletagmanager.com
www.google-analytics.com
2 pixel.wp.com slack.engineering
2 fonts.gstatic.com fonts.googleapis.com
2 stats.wp.com slack.engineering
2 www.googletagmanager.com slack.engineering
www.googletagmanager.com
1 www.google.ch
1 www.google.com
1 stats.g.doubleclick.net www.google-analytics.com
1 region1.google-analytics.com www.googletagmanager.com
1 fonts.googleapis.com slack.engineering
47 12

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

Domain
twitter.com
slack.com
github.com
www.youtube.com
www.linkedin.com
jetpack.com
Subject Issuer Validity Valid
slack.engineering
R3
2024-03-03 -
2024-06-01
3 months crt.sh
upload.video.google.com
GTS CA 1C3
2024-03-04 -
2024-05-27
3 months crt.sh
*.google-analytics.com
GTS CA 1C3
2024-03-04 -
2024-05-27
3 months crt.sh
*.wp.com
Sectigo ECC Domain Validation Secure Server CA
2023-11-28 -
2024-12-28
a year crt.sh
slack-edge.com
R3
2024-02-20 -
2024-05-20
3 months crt.sh
*.gstatic.com
GTS CA 1C3
2024-03-04 -
2024-05-27
3 months crt.sh
*.g.doubleclick.net
GTS CA 1C3
2024-03-04 -
2024-05-27
3 months crt.sh
*.google.com
GTS CA 1C3
2024-03-04 -
2024-05-27
3 months crt.sh
*.google.ch
GTS CA 1C3
2024-03-04 -
2024-05-27
3 months crt.sh

This page contains 1 frames:

Primary Page: https://slack.engineering/
Frame ID: 13611A3E9E4E63D3EA5B06725D7BE400
Requests: 49 HTTP requests in this frame

Screenshot

Page Title

Slack Engineering -

Page URL History Show full URLs

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

Detected technologies

Overall confidence: 100%
Detected patterns
  • <link rel=["']stylesheet["'] [^>]+/wp-(?:content|includes)/
  • /wp-(?:content|includes)/

Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com

Overall confidence: 100%
Detected patterns
  • <!-- (?:End )?Google Tag Manager -->
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Page Statistics

47
Requests

98 %
HTTPS

64 %
IPv6

10
Domains

12
Subdomains

12
IPs

3
Countries

888 kB
Transfer

2370 kB
Size

5
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://slack.engineering/ HTTP 307
    https://slack.engineering/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

47 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
slack.engineering/
Redirect Chain
  • http://slack.engineering/
  • https://slack.engineering/
59 KB
14 KB
Document
General
Full URL
https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx / WordPress VIP <https://wpvip.com>
Resource Hash
e21a7da11dead69ae6ae824d56818cade68a02313cf0b53eb02ac0c6f104cfce
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Frame-Options ALLOW-FROM https://slack.com/
X-Xss-Protection 0

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
accept-language
de-CH,de;q=0.9

Response headers

accept-ranges
bytes
age
1629
cache-control
max-age=300, must-revalidate
content-encoding
br
content-length
13872
content-type
text/html; charset=UTF-8
date
Sun, 31 Mar 2024 23:02:59 GMT
host-header
a9130478a60e5f9135f765b23f26593b
link
<https://slack.engineering/wp-json/>; rel="https://api.w.org/"
server
nginx
strict-transport-security
max-age=31536000
vary
Accept-Encoding
x-cache
hit
x-frame-options
ALLOW-FROM https://slack.com/
x-powered-by
WordPress VIP <https://wpvip.com>
x-rq
hhn2 123 243 443
x-xss-protection
0

Redirect headers

Location
https://slack.engineering/
Non-Authoritative-Reason
HttpsUpgrades
/
slack.engineering/_static/
108 KB
15 KB
Stylesheet
General
Full URL
https://slack.engineering/_static/??/wp-includes/css/dist/block-library/style.min.css,/wp-content/plugins/prismatic/css/styles-blocks.css?m=1710875768
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
d987fc1baf7a52ac5c010937e95468eb559b7d2b930687b3fc42231f87105870
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Tue, 19 Mar 2024 19:16:08 GMT
server
nginx
x-rq
hhn2 123 243 443
vary
Accept-Encoding
x-cache
HIT
content-type
text/css;charset=utf-8
cache-control
max-age=31536000
/
slack.engineering/_static/
15 KB
4 KB
Stylesheet
General
Full URL
https://slack.engineering/_static/??-eJzTLy/QzcxLzilNSS3WzyrWz01NyUxMzUnNTc0rQeEU5CRWphbp5qSmJyZX6uVm5uklFxfr6OPTDpRD5sM02efaGpobGliYm5qbWQIARMsu7g==
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
3d2c10cf69410c10177fc6e56937d05151b182841fa6aee36f651d587d91fbb8
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Tue, 19 Mar 2024 19:16:09 GMT
server
nginx
x-rq
hhn2 123 243 443
vary
Accept-Encoding
x-cache
HIT
content-type
text/css;charset=utf-8
cache-control
max-age=31536000
css2
fonts.googleapis.com/
1 KB
832 B
Stylesheet
General
Full URL
https://fonts.googleapis.com/css2?family=Lato%3Awght%40400%3B900&display=swap&ver=6.4.3
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:81c::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
a8d3145e5727f1a27e166026bd26fae9e1bd4680ac95a9c9507f2fb20b40cf30
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

strict-transport-security
max-age=31536000
date
Sun, 31 Mar 2024 23:02:59 GMT
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
Sun, 31 Mar 2024 22:46:49 GMT
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
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Sun, 31 Mar 2024 23:02:59 GMT
main.css
slack.engineering/wp-content/themes/blog-eng/dist/styles/
750 KB
87 KB
Stylesheet
General
Full URL
https://slack.engineering/wp-content/themes/blog-eng/dist/styles/main.css?m=1685114431g
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
c9985c830504becbf226b2da7d8abdc3dea30653ac70f26399c834adce47ca77
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Fri, 26 May 2023 15:20:31 GMT
server
nginx
x-rq
hhn2 123 242 443
etag
W/"6470ce3f-bb65a"
vary
Accept-Encoding
x-cache
HIT
content-type
text/css
cache-control
max-age=31536000
/
slack.engineering/_static/
131 KB
42 KB
Script
General
Full URL
https://slack.engineering/_static/??-eJyNzTEOgzAMheELAYaBph0QZ0HEgNMkRnZC1ds3A0MnxPy+Xw8+e01x9tmiglOwpAkOjJYFyrSz/y7kfTEoqQkUG6cVXESCKxY7JZZackwU8E7293XJN+a3nmIMQ2e69ml683i5Hyk+SjY=
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
dc6dacff9a56a6947dcf1eea394b6bbb7c4da52d6febaa470487a37450c41fe6
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Tue, 19 Mar 2024 19:16:09 GMT
server
nginx
x-rq
hhn2 123 242 443
vary
Accept-Encoding
x-cache
HIT
content-type
application/javascript
cache-control
max-age=31536000
i18n.min.js
slack.engineering/wp-includes/js/dist/
9 KB
4 KB
Script
General
Full URL
https://slack.engineering/wp-includes/js/dist/i18n.min.js?ver=7701b0c3857f914212ef
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
698e93fe491cc7bbf07a470579a33dbd0db53c19142b7be41ebfd39a23aef11f
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Tue, 12 Mar 2024 18:47:07 GMT
server
nginx
x-rq
hhn2 123 242 443
etag
W/"65f0a32b-24e5"
vary
Accept-Encoding
x-cache
HIT
content-type
application/javascript
cache-control
max-age=31536000
i18n-loader.js
slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-assets/build/
6 KB
3 KB
Script
General
Full URL
https://slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-assets/build/i18n-loader.js?minify=true&ver=ee939953aa2115e2ca59
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
236fb88931feead5473c70f542473d5dc064578ffb45ea743414720e2aea3929
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Wed, 20 Mar 2024 16:04:51 GMT
server
nginx
x-rq
hhn2 123 243 443
etag
W/"65fb0923-179a"
vary
Accept-Encoding
x-cache
HIT
content-type
application/javascript
cache-control
max-age=31536000
/
slack.engineering/_static/
99 KB
35 KB
Script
General
Full URL
https://slack.engineering/_static/??-eJzTLy/QzcxLzilNSS3WzwKiwtLUokoopZebmaeXVayjj0+Rbm5melFiSSpUsX2uraG5oYGFuam5mWUWAK+OIis=
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
ecf7723a32533007ede558c546fc8ba30f508283223b6e7f49c297b7c63c8b50
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Tue, 19 Mar 2024 19:16:09 GMT
server
nginx
x-rq
hhn2 123 242 443
vary
Accept-Encoding
x-cache
HIT
content-type
application/javascript
cache-control
max-age=31536000
cropped-slack-engineering-1.png
slack.engineering/wp-content/uploads/sites/7/2020/05/
3 KB
3 KB
Image
General
Full URL
https://slack.engineering/wp-content/uploads/sites/7/2020/05/cropped-slack-engineering-1.png
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
d68159834b93a265995fcf29736ea229595e767972476cc2d7c3236ba3622324
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
strict-transport-security
max-age=31536000
x-rq
hhn2 109 139 443
last-modified
Thu, 15 Feb 2024 11:03:09 GMT
server
nginx
etag
"02b3d99c8a13991a"
vary
Accept
x-cache
HIT
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
2900
Screenshot-2024-01-18-at-9.36.03%E2%80%AFAM.png
slack.engineering/wp-content/uploads/sites/7/2024/01/
24 KB
24 KB
Image
General
Full URL
https://slack.engineering/wp-content/uploads/sites/7/2024/01/Screenshot-2024-01-18-at-9.36.03%E2%80%AFAM.png
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
3a124e79c049300c5ae7ec32b29ae0eb8a8cf86a899c3dabea43edd703a47a4b
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
strict-transport-security
max-age=31536000
x-rq
hhn2 109 200 443
last-modified
Thu, 15 Feb 2024 11:22:14 GMT
server
nginx
etag
"df40c70974dcbf2d"
vary
Accept
x-cache
HIT
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
24286
profile.jpeg
slack.engineering/wp-content/uploads/sites/7/2024/01/
18 KB
18 KB
Image
General
Full URL
https://slack.engineering/wp-content/uploads/sites/7/2024/01/profile.jpeg
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
cc6ba4238fe0673d3077acab8a66c4694a645e196c74e8da6c9558428361c736
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
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Response headers

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Response headers

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Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://fonts.googleapis.com/
Origin
https://slack.engineering
accept-language
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sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Tue, 26 Mar 2024 02:38:45 GMT
x-content-type-options
nosniff
age
505454
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
23580
x-xss-protection
0
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
font/woff2
access-control-allow-origin
*
cache-control
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accept-ranges
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timing-allow-origin
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expires
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larsseit-regular.woff2
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40 KB
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Full URL
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Requested by
Host: slack.engineering
URL: https://slack.engineering/wp-content/themes/blog-eng/dist/styles/main.css?m=1685114431g
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Software
AmazonS3 /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
Origin
https://slack.engineering
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Fri, 26 Jan 2024 07:27:46 GMT
via
1.1 553c17cdbfc8c5ba81390077b0e5d2d4.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-P11
age
5672114
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
cross-origin-resource-policy
cross-origin
content-length
40564
last-modified
Mon, 09 Sep 2019 00:39:43 GMT
server
AmazonS3
x-amz-meta-s3cmd-attrs
md5:abd63de5ad9448320ed4b7c67592ffcf
etag
"abd63de5ad9448320ed4b7c67592ffcf"
access-control-allow-methods
GET, HEAD
content-type
binary/octet-stream
access-control-allow-origin
*
cache-control
max-age=315360000, public
accept-ranges
bytes
x-amz-cf-id
p-_lXQ9k8wynoIvC0NAEo8TpKYJ366itx0Lckd3GjyTQ3v9D829K7Q==
expires
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slack.engineering/wp-content/uploads/sites/7/2023/11/
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Image
General
Full URL
https://slack.engineering/wp-content/uploads/sites/7/2023/11/GettyImages-1409390032.jpg?resize=640,360
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
strict-transport-security
max-age=31536000
x-rq
hhn2 109 86 443
last-modified
Thu, 15 Feb 2024 11:28:08 GMT
server
nginx
etag
"d0a595b0270597a2"
vary
Accept
x-cache
HIT
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
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content-length
3906
image4.png
slack.engineering/wp-content/uploads/sites/7/2023/11/
48 KB
49 KB
Image
General
Full URL
https://slack.engineering/wp-content/uploads/sites/7/2023/11/image4.png?resize=640,582
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
strict-transport-security
max-age=31536000
x-rq
hhn2 109 144 443
last-modified
Thu, 15 Feb 2024 14:08:14 GMT
server
nginx
etag
"534a10548c13f73a"
vary
Accept
x-cache
HIT
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
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content-length
49466
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57 KB
58 KB
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General
Full URL
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Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
strict-transport-security
max-age=31536000
x-rq
hhn2 109 27 443
last-modified
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server
nginx
etag
"6dd7a325598accf0"
vary
Accept
x-cache
HIT
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
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content-length
58748
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3 KB
4 KB
Image
General
Full URL
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Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Security Headers
Name Value
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Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
strict-transport-security
max-age=31536000
x-rq
hhn2 109 200 443
last-modified
Thu, 15 Feb 2024 11:25:26 GMT
server
nginx
etag
"64e609eea8fda4b7"
vary
Accept
x-cache
HIT
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
3378
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3 KB
3 KB
Image
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Full URL
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Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Security Headers
Name Value
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Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
strict-transport-security
max-age=31536000
x-rq
hhn2 109 142 443
last-modified
Thu, 15 Feb 2024 11:03:10 GMT
server
nginx
etag
"b344f373ae87e1c2"
vary
Accept
x-cache
HIT
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
2962
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9 KB
9 KB
Image
General
Full URL
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Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
strict-transport-security
max-age=31536000
x-rq
hhn2 109 84 443
last-modified
Thu, 15 Feb 2024 11:22:15 GMT
server
nginx
etag
"37fac581f6282513"
vary
Accept
x-cache
HIT
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
9338
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slack.engineering/wp-content/uploads/sites/7/2023/11/
1 KB
1 KB
Image
General
Full URL
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Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
strict-transport-security
max-age=31536000
x-rq
hhn2 109 86 443
last-modified
Thu, 15 Feb 2024 11:03:12 GMT
server
nginx
etag
"756aa47d912b2d9e"
vary
Accept
x-cache
HIT
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
1266
g.gif
pixel.wp.com/
50 B
177 B
Image
General
Full URL
https://pixel.wp.com/g.gif?x_stats-initial-visibility=visible&v=wpcom-no-pv&rand=0.3620329182477575
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.76.3 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

access-control-allow-origin
*
date
Sun, 31 Mar 2024 23:02:59 GMT
cache-control
no-cache
server
nginx
alt-svc
h3=":443"; ma=86400
content-length
50
content-type
image/gif
g.gif
pixel.wp.com/
50 B
177 B
Image
General
Full URL
https://pixel.wp.com/g.gif?v=ext&blog=195077423&post=0&tz=0&srv=slack.engineering&hp=vip&j=1%3A13.2.2&host=slack.engineering&ref=&rand=0.5018309441256013
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.76.3 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

access-control-allow-origin
*
date
Sun, 31 Mar 2024 23:02:59 GMT
cache-control
no-cache
server
nginx
alt-svc
h3=":443"; ma=86400
content-length
50
content-type
image/gif
wp-emoji-release.min.js
slack.engineering/wp-includes/js/
18 KB
5 KB
Script
General
Full URL
https://slack.engineering/wp-includes/js/wp-emoji-release.min.js?ver=6.4.3
Requested by
Host: slack.engineering
URL: https://slack.engineering/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Tue, 12 Mar 2024 18:47:08 GMT
server
nginx
x-rq
hhn2 123 243 443
etag
W/"65f0a32c-4904"
vary
Accept-Encoding
x-cache
HIT
content-type
application/javascript
cache-control
max-age=31536000
jp-search.defaultVendors.js
slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-search/build/instant-search/
74 KB
24 KB
Script
General
Full URL
https://slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-search/build/instant-search/jp-search.defaultVendors.js?minify=false&ver=80075e4517a23e15184e
Requested by
Host: slack.engineering
URL: https://slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-search/build/instant-search/jp-search.js?minify=false&ver=e542366027ed428e7f4c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
101a0ab7fbf27b583e6822228fff411539c3605bb26c782da7e6d4eb1511c300
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Wed, 20 Mar 2024 16:04:51 GMT
server
nginx
x-rq
hhn2 123 242 443
etag
W/"65fb0923-12681"
vary
Accept-Encoding
x-cache
HIT
content-type
application/javascript
cache-control
max-age=31536000
jp-search.chunk-main-payload.css
slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-search/build/instant-search/
36 KB
5 KB
Stylesheet
General
Full URL
https://slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-search/build/instant-search/jp-search.chunk-main-payload.css?minify=false&ver=8974e0d29b5e5c14f39c
Requested by
Host: slack.engineering
URL: https://slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-search/build/instant-search/jp-search.js?minify=false&ver=e542366027ed428e7f4c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
9aacd0d773ea2c7b28f914c7c92caed535113aadf4f946cd6ea1e94a69dd5950
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Wed, 20 Mar 2024 16:04:51 GMT
server
nginx
x-rq
hhn2 123 242 443
etag
W/"65fb0923-8fb9"
vary
Accept-Encoding
x-cache
HIT
content-type
text/css
cache-control
max-age=31536000
jp-search.chunk-main-payload.js
slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-search/build/instant-search/
74 KB
20 KB
Script
General
Full URL
https://slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-search/build/instant-search/jp-search.chunk-main-payload.js?minify=false&ver=31192f0f7da170d807e1
Requested by
Host: slack.engineering
URL: https://slack.engineering/wp-content/mu-plugins/jetpack-13.2/jetpack_vendor/automattic/jetpack-search/build/instant-search/jp-search.js?minify=false&ver=e542366027ed428e7f4c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
ebc11b60b54d62445b4841976a70ae28242f30a2a7f39091728e87613ba1338a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:02:59 GMT
content-encoding
br
strict-transport-security
max-age=31536000
last-modified
Wed, 20 Mar 2024 16:04:51 GMT
server
nginx
x-rq
hhn2 123 242 443
etag
W/"65fb0923-127fc"
vary
Accept-Encoding
x-cache
HIT
content-type
application/javascript
cache-control
max-age=31536000
js
www.googletagmanager.com/gtag/
254 KB
89 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=G-590Q1VHB01&l=dataLayer&cx=c
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-MSWLN9K
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:829::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
2e9b9014d5902bf0c09a2c56e0150e8edeeaa4ecb811cbb78aae197a7c446490
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:03:00 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
access-control-allow-headers
Cache-Control
content-length
91047
x-xss-protection
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires
Sun, 31 Mar 2024 23:03:00 GMT
analytics.js
www.google-analytics.com/
52 KB
21 KB
Script
General
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-MSWLN9K
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
de36e50194320a7d3ef1ace9bd34a875a8bd458b253c061979dd628e9bf49afd
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
date
Sun, 31 Mar 2024 21:48:08 GMT
last-modified
Tue, 12 Dec 2023 18:09:08 GMT
server
Golfe2
age
4492
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
20994
expires
Sun, 31 Mar 2024 23:48:08 GMT
collect
region1.google-analytics.com/g/
0
255 B
Ping
General
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-590Q1VHB01&gtm=45je43r0v9119023344z89127338579za200&_p=1711926179796&gcd=13l3l3l3l1&npa=0&dma=0&cid=254769780.1711926180&ul=en-us&sr=800x600&ir=1&uaa=x86&uab=64&uafvl=Google%2520Chrome%3B123.0.6312.86%7CNot%253AA-Brand%3B8.0.0.0%7CChromium%3B123.0.6312.86&uamb=0&uam=&uap=Win32&uapv=10.0.0&uaw=0&pscdl=noapi&_eu=EA&_s=1&dp=%2F&dr=&sid=1711926180&sct=1&seg=0&dl=https%3A%2F%2Fslack.engineering%2F&dt=Slack%20Engineering%20-&en=page_view&_fv=1&_nsi=1&_ss=1&ep.sf_page_name=SLACK_ENGINEERING%3Aus%3Ahomepage&ep.friendly_site_name=Slack%20Engineering&ep.page_path_with_query=%2F&ep.site_name_abbreviation=SLACK_ENGINEERING&ep.locale=us&ep.gtm_tag=GA4%20-%20Pageview%20(G-590Q1VHB01)&up.visitor_category=prospect&tfd=441
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-590Q1VHB01&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:34::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

pragma
no-cache
date
Sun, 31 Mar 2024 23:03:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://slack.engineering
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
www.google-analytics.com/j/
4 B
210 B
XHR
General
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j101&a=146030641&t=pageview&_s=1&dl=https%3A%2F%2Fslack.engineering%2F&ul=en-us&de=UTF-8&dt=Slack%20Engineering%20-&sd=24-bit&sr=800x600&vp=1600x1113&je=0&_u=YADAAEABAAAAACAAI~&jid=1059862609&gjid=1786473915&cid=254769780.1711926180&tid=UA-56978219-30&_gid=363274422.1711926180&_r=1&_slc=1&gtm=45He43r0n81MSWLN9Kv9127338579za200&gcd=13l3l3l3l1&dma=0&z=1210754748
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:827::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
aec60bc104db041b1512185839f18f52986df7e569e5445f740dd60f763fbca8
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-platform
"Win32"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Sun, 31 Mar 2024 23:03:00 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://slack.engineering
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
cropped-octothrope-1.png
slack.engineering/wp-content/uploads/sites/7/2020/05/
882 B
1 KB
Other
General
Full URL
https://slack.engineering/wp-content/uploads/sites/7/2020/05/cropped-octothrope-1.png?w=32
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.0.66.216 San Francisco, United States, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
9ce879950909a00d50acdf3b0eb7760398909b579fdfabdd12a307daabdaf26d
Security Headers
Name Value
Strict-Transport-Security max-age=31536000

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Sun, 31 Mar 2024 23:03:00 GMT
strict-transport-security
max-age=31536000
x-rq
hhn2 109 84 443
last-modified
Thu, 15 Feb 2024 11:00:56 GMT
server
nginx
etag
"ef5cf570c6b72ea0"
vary
Accept
x-cache
HIT
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
882
collect
stats.g.doubleclick.net/j/
4 B
350 B
XHR
General
Full URL
https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j101&tid=UA-56978219-30&cid=254769780.1711926180&jid=1059862609&gjid=1786473915&_gid=363274422.1711926180&_u=YADAAEAAAAAAACAAI~&z=1577952022
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400c:c00::9c Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
3d89d2a833e0c8b73ddaac6d6ec14c4ab06c648ee6574f1b29e9ab8435e2f41e
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
sec-ch-ua-platform
"Win32"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
date
Sun, 31 Mar 2024 23:03:00 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://slack.engineering
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
ga-audiences
www.google.com/ads/
42 B
63 B
Image
General
Full URL
https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j101&tid=UA-56978219-30&cid=254769780.1711926180&jid=1059862609&_u=YADAAEAAAAAAACAAI~&z=1545548496
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.250.185.196 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra16s52-in-f4.1e100.net
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

pragma
no-cache
date
Sun, 31 Mar 2024 23:03:00 GMT
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
ga-audiences
www.google.ch/ads/
42 B
408 B
Image
General
Full URL
https://www.google.ch/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j101&tid=UA-56978219-30&cid=254769780.1711926180&jid=1059862609&_u=YADAAEAAAAAAACAAI~&z=1545548496
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:801::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"
Referer
https://slack.engineering/
accept-language
de-CH,de;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

pragma
no-cache
date
Sun, 31 Mar 2024 23:03:00 GMT
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

26 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| onpagereveal object| dataLayer object| _wpemojiSettings object| runtime object| regeneratorRuntime object| wp function| sprintf function| vsprintf undefined| $ function| jQuery object| JetpackInstantSearchOptions object| webpackChunkjetpack_search object| wpcom object| _tkq object| _stq function| st_go function| linktracker_init object| twemoji object| google_tag_manager object| google_tag_data object| _wdi string| GoogleAnalyticsObject function| ga object| gaGlobal object| gaplugins object| gaData

5 Cookies

Domain/Path Name / Value
.slack.engineering/ Name: tk_ai
Value: RYT%2FPPKRuvWucs33zfqDg5IO
.slack.engineering/ Name: _ga_590Q1VHB01
Value: GS1.1.1711926180.1.0.1711926180.0.0.0
.slack.engineering/ Name: _ga
Value: GA1.2.254769780.1711926180
.slack.engineering/ Name: _gid
Value: GA1.2.363274422.1711926180
.slack.engineering/ Name: _gat_UA-56978219-30
Value: 1

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=31536000
X-Frame-Options ALLOW-FROM https://slack.com/
X-Xss-Protection 0

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.

a.slack-edge.com
fonts.googleapis.com
fonts.gstatic.com
pixel.wp.com
region1.google-analytics.com
slack.engineering
stats.g.doubleclick.net
stats.wp.com
www.google-analytics.com
www.google.ch
www.google.com
www.googletagmanager.com
142.250.185.196
18.244.18.94
192.0.66.216
192.0.76.3
2001:4860:4802:34::36
2a00:1450:4001:801::2003
2a00:1450:4001:809::2003
2a00:1450:4001:81c::200a
2a00:1450:4001:827::200e
2a00:1450:4001:829::2008
2a00:1450:400c:c00::9c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