newsletter.pragmaticengineer.com Open in urlscan Pro
2606:4700:4400::ac40:93a9  Public Scan

Submitted URL: https://t.co/VKFCDRbEaC
Effective URL: https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w
Submission: On April 18 via api from US — Scanned from DE

Summary

This website contacted 9 IPs in 2 countries across 8 domains to perform 32 HTTP transactions. The main IP is 2606:4700:4400::ac40:93a9, located in United States and belongs to CLOUDFLARENET, US. The main domain is newsletter.pragmaticengineer.com.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on August 25th 2021. Valid for: a year.
This is the only time newsletter.pragmaticengineer.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 104.244.42.5 13414 (TWITTER)
1 1 67.199.248.12 396982 (GOOGLE-CL...)
6 2606:4700:440... 13335 (CLOUDFLAR...)
1 2a00:1450:400... 15169 (GOOGLE)
16 2600:9000:215... 16509 (AMAZON-02)
2 2a04:4e42::729 54113 (FASTLY)
1 2a00:1450:400... 15169 (GOOGLE)
3 2606:4700:440... 13335 (CLOUDFLAR...)
1 2a00:1450:400... 15169 (GOOGLE)
32 9
Apex Domain
Subdomains
Transfer
19 substack.com
cdn.substack.com — Cisco Umbrella Rank: 26671
substack.com — Cisco Umbrella Rank: 18840 Failed
1 MB
6 pragmaticengineer.com
newsletter.pragmaticengineer.com
51 KB
2 sentry-cdn.com
js.sentry-cdn.com — Cisco Umbrella Rank: 5009
2 KB
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 71
66 KB
1 gstatic.com
fonts.gstatic.com
20 KB
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 46
1 KB
1 buff.ly
buff.ly — Cisco Umbrella Rank: 58868
253 B
1 t.co
t.co — Cisco Umbrella Rank: 476
510 B
32 8
Domain Requested by
16 cdn.substack.com newsletter.pragmaticengineer.com
substack.com
6 newsletter.pragmaticengineer.com t.co
newsletter.pragmaticengineer.com
cdn.substack.com
3 substack.com cdn.substack.com
substack.com
2 js.sentry-cdn.com newsletter.pragmaticengineer.com
substack.com
1 www.googletagmanager.com cdn.substack.com
1 fonts.gstatic.com fonts.googleapis.com
1 fonts.googleapis.com newsletter.pragmaticengineer.com
1 buff.ly 1 redirects
1 t.co
32 9
Subject Issuer Validity Valid
t.co
DigiCert TLS Hybrid ECC SHA384 2020 CA1
2022-03-07 -
2023-03-06
a year crt.sh
newsletter.pragmaticengineer.com
Cloudflare Inc ECC CA-3
2021-08-25 -
2022-08-24
a year crt.sh
upload.video.google.com
GTS CA 1C3
2022-03-28 -
2022-06-20
3 months crt.sh
substack.com
Amazon
2021-12-07 -
2023-01-04
a year crt.sh
*.sentry-cdn.com
GlobalSign Atlas R3 DV TLS CA H2 2021
2021-11-26 -
2022-12-28
a year crt.sh
*.gstatic.com
GTS CA 1C3
2022-03-28 -
2022-06-20
3 months crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2021-11-13 -
2022-11-12
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2022-03-28 -
2022-06-20
3 months crt.sh

This page contains 3 frames:

Primary Page: https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w
Frame ID: 86A41466A8A9A9ECF275AF5151F79D1A
Requests: 24 HTTP requests in this frame

Frame: https://substack.com/channel-frame
Frame ID: A85544DC8A4050453AAD3D893580DC1B
Requests: 1 HTTP requests in this frame

Frame: https://substack.com/channel-frame
Frame ID: 2548AEE4F0E538BA7B925C419ADF145D
Requests: 7 HTTP requests in this frame

Screenshot

Page Title

The Scoop: Inside the Longest Atlassian Outage of All TimeCommentShareCommentShareCommentShareCommentShareCommentShare

Page URL History Show full URLs

  1. https://t.co/VKFCDRbEaC Page URL
  2. https://buff.ly/3JHJ6jz HTTP 301
    https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w Page URL

Detected technologies

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

Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js

Page Statistics

32
Requests

97 %
HTTPS

78 %
IPv6

8
Domains

9
Subdomains

9
IPs

2
Countries

1345 kB
Transfer

4830 kB
Size

7
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. https://t.co/VKFCDRbEaC Page URL
  2. https://buff.ly/3JHJ6jz HTTP 301
    https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

32 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
VKFCDRbEaC
t.co/
224 B
510 B
Document
General
Full URL
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Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.244.42.5 , United States, ASN13414 (TWITTER, US),
Reverse DNS
Software
tsa_o /
Resource Hash
Security Headers
Name Value
Strict-Transport-Security max-age=0
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/100.0.4896.75 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

cache-control
private,max-age=300
content-encoding
gzip
content-length
178
content-type
text/html; charset=utf-8
date
Mon, 18 Apr 2022 14:11:07 GMT
expires
Mon, 18 Apr 2022 14:16:08 GMT
server
tsa_o
strict-transport-security
max-age=0
vary
Origin
x-connection-hash
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x-response-time
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x-xss-protection
0
Primary Request scoop-atlassian
newsletter.pragmaticengineer.com/p/
Redirect Chain
  • https://buff.ly/3JHJ6jz
  • https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w
157 KB
47 KB
Document
General
Full URL
https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w
Requested by
Host: t.co
URL: https://t.co/VKFCDRbEaC
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::ac40:93a9 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Frame-Options sameorigin

Request headers

Referer
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Upgrade-Insecure-Requests
1
User-Agent
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accept-language
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Response headers

cache-control
no-cache
cf-cache-status
EXPIRED
cf-ray
6fddfcea28279a15-FRA
content-encoding
gzip
content-type
text/html; charset=utf-8
date
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etag
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expect-ct
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server
cloudflare
strict-transport-security
max-age=31536000
vary
Accept-Encoding
via
1.1 vegur
x-cluster
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x-frame-options
sameorigin
x-powered-by
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x-served-by
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Redirect headers

cache-control
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content-length
149
content-security-policy
referrer always;
content-type
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date
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location
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referrer-policy
unsafe-url
server
nginx
css2
fonts.googleapis.com/
2 KB
1 KB
Stylesheet
General
Full URL
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Requested by
Host: newsletter.pragmaticengineer.com
URL: https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:811::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
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Security Headers
Name Value
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Request headers

accept-language
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Referer
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User-Agent
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Response headers

strict-transport-security
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
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x-xss-protection
0
last-modified
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server
ESF
cross-origin-opener-policy
same-origin-allow-popups
date
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x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
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timing-allow-origin
*
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expires
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main.css
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538 KB
70 KB
Stylesheet
General
Full URL
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Requested by
Host: newsletter.pragmaticengineer.com
URL: https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Reverse DNS
Software
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Resource Hash
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Security Headers
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Referer
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User-Agent
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Response headers

strict-transport-security
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x-cluster
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etag
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age
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x-powered-by
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x-cache
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content-encoding
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x-served-by
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server
Cowboy
date
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vary
Accept-Encoding
content-type
text/css; charset=utf-8
via
1.1 vegur, 1.1 9c7c26f5beeb09381cea450ea3581b36.cloudfront.net (CloudFront)
cache-control
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1 KB
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Requested by
Host: newsletter.pragmaticengineer.com
URL: https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:2156:6800:3:e0f8:540:93a1 , United States, ASN16509 (AMAZON-02, US),
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Security Headers
Name Value
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Request headers

accept-language
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User-Agent
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Response headers

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x-content-type-options
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Requested by
Host: newsletter.pragmaticengineer.com
URL: https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w
Protocol
H2
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TLS 1.3, , AES_128_GCM
Server
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Security Headers
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Request headers

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User-Agent
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Response headers

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via
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x-content-type-options
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Host: newsletter.pragmaticengineer.com
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Protocol
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User-Agent
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Response headers

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Host: newsletter.pragmaticengineer.com
URL: https://newsletter.pragmaticengineer.com/p/scoop-atlassian?s=w
Protocol
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Protocol
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Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
substack.com
URL
https://substack.com/channel-frame

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| 0 function| structuredClone object| oncontextlost object| oncontextrestored function| getScreenDetails function| balanceText object| Sentry object| _preloads object| _analyticsConfig function| Sn function| An function| In function| mn function| bn function| En function| Pn function| On function| Cn function| wn function| Dn object| IntlPolyfill function| setImmediate function| clearImmediate object| regeneratorRuntime function| I function| __captchaOnloadCallback

7 Cookies

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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=0
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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.

buff.ly
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fonts.googleapis.com
fonts.gstatic.com
js.sentry-cdn.com
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