newsletter.theleading-edge.org Open in urlscan Pro
2606:4700:4400::6812:2857 Public Scan

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URL:
https://newsletter.theleading-edge.org/
Submission: On July 30 via api (July 30th 2024, 6:28:05 am UTC) from US — Scanned from US

Summary HTTP 242 Redirects Links 3 Behaviour Indicators

Summary

This website contacted 7 IPs in 1 countries across 7 domains to perform 242 HTTP transactions. The main IP is 2606:4700:4400::6812:2857, located in United States and belongs to CLOUDFLARENET, US. The main domain is newsletter.theleading-edge.org.
TLS certificate: Issued by WE1 on July 29th 2024. Valid for: 3 months.

This is the only time newsletter.theleading-edge.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
5	2606:4700:440... 2606:4700:4400::6812:2857	13335 (CLOUDFLAR...) (CLOUDFLARENET)
231	2600:9000:220... 2600:9000:2209:2c00:4:b4b9:d3c0:93a1	16509 (AMAZON-02) (AMAZON-02)
1	2a04:4e42:600... 2a04:4e42:600::729	54113 (FASTLY) (FASTLY)
2	2606:4700::68... 2606:4700::6810:4f49	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	108.138.124.46 108.138.124.46	16509 (AMAZON-02) (AMAZON-02)
1	2606:4700:440... 2606:4700:4400::ac40:9a0b	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2607:f8b0:400... 2607:f8b0:400d:c07::5e	15169 (GOOGLE) (GOOGLE)
242	7

5 2606:4700:4400::6812:2857 (United States)

ASN13335 (CLOUDFLARENET, US)

newsletter.theleading-edge.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

231 2600:9000:2209:2c00:4:b4b9:d3c0:93a1 (United States)

ASN16509 (AMAZON-02, US)

substackcdn.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a04:4e42:600::729 (United States)

ASN54113 (FASTLY, US)

js.sentry-cdn.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2606:4700::6810:4f49 (United States)

ASN13335 (CLOUDFLARENET, US)

static.cloudflareinsights.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 108.138.124.46 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-108-138-124-46.jfk50.r.cloudfront.net

www.datadoghq-browser-agent.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:4400::ac40:9a0b (United States)

ASN13335 (CLOUDFLARENET, US)

substack.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2607:f8b0:400d:c07::5e (Morganton, United States)

ASN15169 (GOOGLE, US)

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

	Apex Domain Subdomains	Transfer
231	substackcdn.com substackcdn.com — Cisco Umbrella Rank: 19777	441 KB
5	theleading-edge.org newsletter.theleading-edge.org	16 KB
2	cloudflareinsights.com static.cloudflareinsights.com — Cisco Umbrella Rank: 1223	14 KB
1	gstatic.com fonts.gstatic.com
1	substack.com substack.com — Cisco Umbrella Rank: 17765
1	datadoghq-browser-agent.com www.datadoghq-browser-agent.com — Cisco Umbrella Rank: 2536	51 KB
1	sentry-cdn.com js.sentry-cdn.com — Cisco Umbrella Rank: 7016	2 KB
242	7

	Domain	Requested by
231	substackcdn.com	newsletter.theleading-edge.org substackcdn.com
5	newsletter.theleading-edge.org	newsletter.theleading-edge.org
2	static.cloudflareinsights.com	newsletter.theleading-edge.org
1	fonts.gstatic.com	newsletter.theleading-edge.org
1	substack.com	substackcdn.com
1	www.datadoghq-browser-agent.com	newsletter.theleading-edge.org
1	js.sentry-cdn.com	newsletter.theleading-edge.org
242	7

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

Domain
substack.com

Subject Issuer	Validity	Valid
newsletter.theleading-edge.org WE1	`2024-07-29` - `2024-10-27`	3 months	crt.sh
substackcdn.com Amazon RSA 2048 M02	`2024-02-13` - `2025-03-13`	a year	crt.sh
*.sentry-cdn.com GlobalSign Atlas R3 DV TLS CA 2024 Q2	`2024-06-04` - `2025-07-06`	a year	crt.sh
cloudflareinsights.com WE1	`2024-07-06` - `2024-10-04`	3 months	crt.sh
*.datadoghq-browser-agent.com DigiCert Global G2 TLS RSA SHA256 2020 CA1	`2024-07-30` - `2025-08-03`	a year	crt.sh
substack.com Cloudflare Inc ECC CA-3	`2023-09-13` - `2024-09-12`	a year	crt.sh
*.gstatic.com WR2	`2024-07-01` - `2024-09-23`	3 months	crt.sh

This page contains 2 frames:

Primary Page: https://newsletter.theleading-edge.org/
Frame ID: C06A2B22A17551381BBE83D0A516F5AE
Requests: 241 HTTP requests in this frame

Frame: https://substack.com/channel-frame
Frame ID: 4EBE6DAFA39C5A191876107CCF7F7EE7
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

The Leading Edge | Tom Morgan | Substack

Detected technologies

React (JavaScript Frameworks) Expand

Overall confidence: 100%
Detected patterns

react(?:-with-addons)?[.-]([\d.]*\d)[^/]*\.js

Cloudflare Browser Insights (Analytics) Expand

Overall confidence: 100%
Detected patterns

static\.cloudflareinsights\.com/beacon(?:\.min)?\.js

Page Statistics

242
Requests

100 %
HTTPS

86 %
IPv6

7
Domains

7
Subdomains

7
IPs

1
Countries

524 kB
Transfer

1522 kB
Size

13
Cookies

3 Outgoing links

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

URL: https://substack.com/tos
Title: Terms of Service

Search URL Search Domain Scan URL

URL: https://substack.com/privacy
Title: Privacy Policy

Search URL Search Domain Scan URL

URL: https://substack.com/ccpa#personal-data-collected
Title: Information Collection Notice

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

242 HTTP transactions
0 data transactions

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

GET
H3 200 Primary Request / Show response
newsletter.theleading-edge.org/ 72 KB
16 KB 301ms
140ms Document
text/html 2606:4700:4400::6812:2857
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://newsletter.theleading-edge.org/

Protocol

Security

QUIC, , AES_128_GCM

Server

2606:4700:4400::6812:2857 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare / Express

Resource Hash

b0e90c9bfc0dcc719a2d59fd16c65adcb89f799a36b469e5c282142e25eb815e

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Frame-Options	sameorigin

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

alt-svc: h3=":443"; ma=86400
cache-control: no-cache
cf-cache-status: REVALIDATED
cf-ray: 8ab3489f3d351a3c-EWR
content-encoding: br
content-type: text/html; charset=utf-8
date: Tue, 30 Jul 2024 06:27:35 GMT
link: <https://substackcdn.com>; rel=preconnect
server: cloudflare
strict-transport-security: max-age=31536000
vary: Accept-Encoding
x-cluster: substack
x-deploy: b5dfc715e0
x-frame-options: sameorigin
x-powered-by: Express
x-served-by: Substack
x-service: web
x-sub: whatsimportant

GET
H2 200 welcome.7a7ce5e5d72e51197b21.css
substackcdn.com/bundle/theme/ 37 KB
7 KB 50ms
21ms Stylesheet
text/css 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://substackcdn.com/bundle/theme/welcome.7a7ce5e5d72e51197b21.css
Requested by: Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:2209:2c00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 851b32bfe7ebb4dbda73002353c354702cb5a9eafec76cdce57ebe1b9594b5ed

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Tue, 30 Jul 2024 05:42:24 GMT
content-encoding: gzip
via: 1.1 79455aeea26d3c071fd96c3c1432669a.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR53-P1
age: 2712
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
x-amz-expiration: expiry-date="Sat, 25 Jan 2025 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified: Sun, 28 Jul 2024 16:45:51 GMT
server: AmazonS3
etag: W/"7a7ce5e5d72e51197b21f3b98f04366f"
vary: Accept-Encoding, Origin
content-type: text/css
cache-control: public, max-age=31536000, immutable
x-amz-cf-id: ozD2jf49WJOb-U8J4_gwEbllnrTCG3fjVKe9qBb99GAR7IqWMaB6wA==

GET
H2 200 entry-dd50ef76.css
substackcdn.com/bundle/assets/ 10 KB
2 KB 41ms
13ms Stylesheet
text/css 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://substackcdn.com/bundle/assets/entry-dd50ef76.css
Requested by: Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:2209:2c00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: dd50ef765541b3d99fd57c1c60aa2582ab2af9b258f419902d3c39a5d094a11e

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Tue, 30 Jul 2024 04:05:46 GMT
content-encoding: gzip
via: 1.1 79455aeea26d3c071fd96c3c1432669a.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR53-P1
age: 8510
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
x-amz-expiration: expiry-date="Sat, 25 Jan 2025 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified: Sun, 28 Jul 2024 16:45:54 GMT
server: AmazonS3
etag: W/"ffc4cb1873c082bda48ba1e7813e7ccd"
vary: Accept-Encoding, Origin
content-type: text/css
cache-control: public, max-age=31536000, immutable
x-amz-cf-id: IeF2tuPk10XtCZiILCeWunArXcESeLbrz4S08nubT2TgBuCgPEUA6w==

GET
H2 200 responsive_img-51b02764.css
substackcdn.com/bundle/assets/ 92 B
604 B 41ms
14ms Stylesheet
text/css 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://substackcdn.com/bundle/assets/responsive_img-51b02764.css
Requested by: Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:2209:2c00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 51b02764ec5dd7b6337c0ee7044ae5b5418d3a8605fe309d5a0927dcaa72aa05

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Tue, 30 Jul 2024 04:51:16 GMT
via: 1.1 79455aeea26d3c071fd96c3c1432669a.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR53-P1
age: 5780
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
content-length: 92
x-amz-expiration: expiry-date="Sat, 25 Jan 2025 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified: Sun, 28 Jul 2024 16:45:54 GMT
server: AmazonS3
etag: "37c57b11ce88b609c07decff04a21205"
vary: Accept-Encoding, Origin
content-type: text/css
cache-control: public, max-age=31536000, immutable
accept-ranges: bytes
x-amz-cf-id: FnS_zP_2VV-oZUfafeC5WF-8X-P5Bl2e1POYK12F8izcApujSDLRSw==

GET
H2 200 FlexBox-644f665d.css
substackcdn.com/bundle/assets/ 103 KB
14 KB 38ms
11ms Stylesheet
text/css 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://substackcdn.com/bundle/assets/FlexBox-644f665d.css
Requested by: Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:2209:2c00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 644f665d97524d3ab91a41cd2c35c0745cd13377c0b6aed9fc720ead500bce32

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Mon, 29 Jul 2024 19:37:10 GMT
content-encoding: gzip
via: 1.1 79455aeea26d3c071fd96c3c1432669a.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR53-P1
age: 39026
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
x-amz-expiration: expiry-date="Sat, 25 Jan 2025 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified: Sun, 28 Jul 2024 16:45:54 GMT
server: AmazonS3
etag: W/"bec96783225285e5078d46388da4860b"
vary: Accept-Encoding, Origin
content-type: text/css
cache-control: public, max-age=31536000, immutable
x-amz-cf-id: AUmsOqDlJHJ6n61f_lTmQ4_7Bg8P7JypgnUFn0PHIBRLt-gTZ25cHg==

GET
H2 200 IntroPopup-a01e8e94.css
substackcdn.com/bundle/assets/ 5 KB
2 KB 40ms
14ms Stylesheet
text/css 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://substackcdn.com/bundle/assets/IntroPopup-a01e8e94.css
Requested by: Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:2209:2c00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: a01e8e94af18be8a9128073c65b6349e364faae24e2c26ccd3ae31b514aea717

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Mon, 29 Jul 2024 20:56:20 GMT
content-encoding: gzip
via: 1.1 79455aeea26d3c071fd96c3c1432669a.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR53-P1
age: 34276
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
x-amz-expiration: expiry-date="Sat, 25 Jan 2025 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified: Sun, 28 Jul 2024 16:45:54 GMT
server: AmazonS3
etag: W/"9ce42f2e979401cfd9cb3eb5a34201cc"
vary: Accept-Encoding, Origin
content-type: text/css
cache-control: public, max-age=31536000, immutable
x-amz-cf-id: bDolS4w-dj73PiXqL4dx26y40oCJS6T0kz97Fc0hL0wYNemACBRwbQ==

GET
H2 200 free_email_form-a84f1e43.css
substackcdn.com/bundle/assets/ 3 KB
1 KB 37ms
12ms Stylesheet
text/css 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://substackcdn.com/bundle/assets/free_email_form-a84f1e43.css
Requested by: Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:2209:2c00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: a84f1e430ae87e9d5c5a8168e1ea73836a55337b5a22caa3beaf2defeffffcc3

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Tue, 30 Jul 2024 05:50:13 GMT
content-encoding: gzip
via: 1.1 79455aeea26d3c071fd96c3c1432669a.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR53-P1
age: 2243
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
x-amz-expiration: expiry-date="Sat, 25 Jan 2025 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified: Sun, 28 Jul 2024 16:45:54 GMT
server: AmazonS3
etag: W/"30d40d4e3dab2ad2ba4960cd757a4028"
vary: Accept-Encoding, Origin
content-type: text/css
cache-control: public, max-age=31536000, immutable
x-amz-cf-id: kZk5LKdAV7bGeINYa9TfOWYOizDhpkue56i-vPeXwrS6aa47b_-4sg==

GET
H2 200 https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa123ee1a-54d7-4010-9505-841f76fd3a75_1280x1083.png
substackcdn.com/image/fetch/w_1360,c_limit,f_webp,q_auto:best,fl_progressive:steep/ 190 KB
191 KB 24ms
18ms Image
image/webp 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://substackcdn.com/image/fetch/w_1360,c_limit,f_webp,q_auto:best,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa123ee1a-54d7-4010-9505-841f76fd3a75_1280x1083.png

Requested by

Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:2209:2c00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

imgproxy / Express

Resource Hash

414779191072fdecd8146f23f359cff5a25bf66061a60f70360f336d53f84e69

Security Headers

Name	Value
Content-Security-Policy	script-src 'none'

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Mon, 29 Jul 2024 16:50:37 GMT
content-security-policy: script-src 'none'
via: 1.1 79455aeea26d3c071fd96c3c1432669a.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR53-P1
age: 49018
x-powered-by: Express
x-cache: Hit from cloudfront
content-disposition: inline; filename="a123ee1a-54d7-4010-9505-841f76fd3a75_1280x1083.webp"
alt-svc: h3=":443"; ma=86400
content-length: 195030
x-request-id: Z_kbjMjAHgTKa13nMq7We
server: imgproxy
etag: "iWLEOGNAotTr_FUaiWo425O1NJlzfWt0WEaeu0x84jc/RIjQ2MDZlOWRlZWY1NjMwOTM1ZjdhYzNkYzIzYTk5MzJiIg"
content-type: image/webp
cache-control: public, max-age=31536000
x-amz-cf-id: HCZbBllW4j7vb0vgep4jm5sccTE7deIQr1pZ_mVvgLpb8jVuPDmSXw==

GET
H2 200 6c2ff3e3828e4017b7faf7b63e24cdf8.min.js Show response
js.sentry-cdn.com/ 3 KB
2 KB 44ms
15ms Script
text/javascript 2a04:4e42:600::729
FASTLY

General

Check archive.org

Show headers Download Go to

Full URL

https://js.sentry-cdn.com/6c2ff3e3828e4017b7faf7b63e24cdf8.min.js

Requested by

Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

2a04:4e42:600::729 , United States, ASN54113 (FASTLY, US),

Reverse DNS

Software

Resource Hash

08e3b938b6a7550ac2d956f7e1bf268eb05747e62157cf430a5f3dc3e781ab3e

Security Headers

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x-amz-cf-id: 5IgEqrXYvN2XNPuKwlQnwMg0ixYvqGcRv2OsB9EKU-DTqE1jedJj-Q==

GET
H3 200 CookieConsentFooter-599f6e1a.js
substackcdn.com/bundle/assets/ 0
0 19904ms
19863ms Script
application/javascript 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://substackcdn.com/bundle/assets/CookieConsentFooter-599f6e1a.js
Requested by: Host: substackcdn.com
URL: https://substackcdn.com/bundle/assets/responsive_img-3ded1363.js
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2600:9000:2209:2c00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash

Request headers

Referer
Origin: https://newsletter.theleading-edge.org
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Tue, 30 Jul 2024 01:03:31 GMT
content-encoding: br
via: 1.1 1baed9857df8e3a07a6cd7cd51feb3f8.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR53-P1
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x-cache: Hit from cloudfront
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server: AmazonS3
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x-amz-cf-id: RAhVt7kPqDA72_Bcm0NufLSA1o_4JQnjixDcUEkfDbp_iM0IpgvHeg==

GET
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substackcdn.com/bundle/assets/ 0
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19918ms Script
application/javascript 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://substackcdn.com/bundle/assets/cookie_constants-61e90105.js
Requested by: Host: substackcdn.com
URL: https://substackcdn.com/bundle/assets/responsive_img-3ded1363.js
Protocol: H3
Security: QUIC, , AES_128_GCM
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Reverse DNS
Software: AmazonS3 /
Resource Hash

Request headers

Referer
Origin: https://newsletter.theleading-edge.org
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Tue, 30 Jul 2024 01:03:31 GMT
content-encoding: br
via: 1.1 1baed9857df8e3a07a6cd7cd51feb3f8.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR53-P1
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x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
x-amz-expiration: expiry-date="Mon, 27 Jan 2025 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified: Tue, 30 Jul 2024 00:43:24 GMT
server: AmazonS3
etag: W/"4044d359520261ed109c71eaa0ef9033"
vary: Accept-Encoding
content-type: application/javascript
access-control-allow-origin: *
cache-control: public, max-age=31536000, immutable
x-amz-cf-id: jnoyCYHow2JINd62QxRwGJA_HE2RWx0_K44nShJzwfdkIjetCchiIA==

GET
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text/css 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://substackcdn.com/bundle/assets/CookieConsentFooter-0d9aca19.css
Requested by: Host: substackcdn.com
URL: https://substackcdn.com/bundle/assets/responsive_img-3ded1363.js
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2600:9000:2209:2c00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Mon, 29 Jul 2024 23:17:30 GMT
via: 1.1 6e01480ef7aa01c23bf600698a613304.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR53-P1
age: 25806
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
content-length: 599
x-amz-expiration: expiry-date="Sat, 25 Jan 2025 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
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server: AmazonS3
etag: "19e8108beffa3e49bd2ff37347740804"
vary: Accept-Encoding, Origin
content-type: text/css
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accept-ranges: bytes
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GET
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text/css 2600:9000:2209:2c00:4:b4b9:d3c0:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://substackcdn.com/bundle/assets/index-2caf47c8.css
Requested by: Host: substackcdn.com
URL: https://substackcdn.com/bundle/assets/responsive_img-3ded1363.js
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2600:9000:2209:2c00:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Tue, 30 Jul 2024 03:48:46 GMT
content-encoding: gzip
via: 1.1 6e01480ef7aa01c23bf600698a613304.cloudfront.net (CloudFront)
age: 9530
x-amz-cf-pop: EWR53-P1
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x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
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GET
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image/gif 2606:4700:4400::6812:2857
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://newsletter.theleading-edge.org/api/v1/firehose?_=1722320855325&d=eyJldmVudCI6IkZ1bGwgRW1haWwgRm9ybSBTaG93biIsInByb3BlcnRpZXMiOnsiYnJvd3NlclNlc3Npb25JZCI6InphYWViNzI4c2ZyIiwiaWZyYW1lVmlzaXRJZCI6ZmFsc2UsInNvdXJjZSI6ImNvdmVyX3BhZ2UiLCJmdW5jdGlvbmFsX3ZlcnNpb24iOnRydWV9LCJjb250ZXh0Ijp7ImNsaWVudF90eXBlIjoid2ViIiwiZGlzcGxheU1vZGUiOiJicm93c2VyIiwicGFnZSI6eyJyZWZlcnJlciI6IiIsInRpdGxlIjoiVGhlIExlYWRpbmcgRWRnZSB8IFRvbSBNb3JnYW4gfCBTdWJzdGFjayIsInVybCI6Imh0dHBzOi8vbmV3c2xldHRlci50aGVsZWFkaW5nLWVkZ2Uub3JnLyJ9LCJjYW1wYWlnbiI6e319fQ%3D%3D

Requested by

Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/

Protocol

Security

QUIC, , AES_128_GCM

Server

2606:4700:4400::6812:2857 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare / Express

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Tue, 30 Jul 2024 06:27:35 GMT
x-cluster: substack
cf-cache-status: DYNAMIC
server: cloudflare
strict-transport-security: max-age=31536000
x-powered-by: Express
vary: Accept-Encoding
content-type: image/gif
x-deploy: b5dfc715e0
cache-control: no-cache
x-service: web
cf-ray: 8ab348a25e661a3c-EWR
alt-svc: h3=":443"; ma=86400
x-served-by: Substack

GET
H3 200 firehose
newsletter.theleading-edge.org/api/v1/ 0
0 19913ms
19885ms Image
image/gif 2606:4700:4400::6812:2857
CLOUDFLARENET

General

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Show headers Download Go to Show image

Full URL

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Requested by

Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/

Protocol

Security

QUIC, , AES_128_GCM

Server

2606:4700:4400::6812:2857 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare / Express

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Tue, 30 Jul 2024 06:27:35 GMT
x-cluster: substack
cf-cache-status: DYNAMIC
server: cloudflare
strict-transport-security: max-age=31536000
x-powered-by: Express
vary: Accept-Encoding
content-type: image/gif
x-deploy: b5dfc715e0
cache-control: no-cache
x-service: web
cf-ray: 8ab348a26e691a3c-EWR
alt-svc: h3=":443"; ma=86400
x-served-by: Substack

GET
H2 200 rnCr-xNNww_2s0amA9M5knjsS_ul.woff2
fonts.gstatic.com/s/spectral/v13/ 0
0 19881ms
19833ms Font
font/woff2 2607:f8b0:400d:c07::5e
GOOGLE

General

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Full URL

https://fonts.gstatic.com/s/spectral/v13/rnCr-xNNww_2s0amA9M5knjsS_ul.woff2

Requested by

Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2607:f8b0:400d:c07::5e Morganton, United States, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

Security Headers

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

Request headers

Referer: https://newsletter.theleading-edge.org/
Origin: https://newsletter.theleading-edge.org
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Wed, 24 Jul 2024 10:31:18 GMT
x-content-type-options: nosniff
age: 503777
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: 13780
x-xss-protection: 0
last-modified: Tue, 30 Aug 2022 22:36:23 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="apps-themes"
report-to: {"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
expires: Thu, 24 Jul 2025 10:31:18 GMT

GET
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newsletter.theleading-edge.org/api/v1/ 0
0 19764ms
19763ms Image
image/gif 2606:4700:4400::6812:2857
CLOUDFLARENET

General

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Show headers Download Go to Show image

Full URL

https://newsletter.theleading-edge.org/api/v1/firehose?_=1722320855552&d=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%3D

Requested by

Host: newsletter.theleading-edge.org
URL: https://newsletter.theleading-edge.org/

Protocol

Security

QUIC, , AES_128_GCM

Server

2606:4700:4400::6812:2857 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare / Express

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000

Request headers

Referer: https://newsletter.theleading-edge.org/
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date: Tue, 30 Jul 2024 06:27:35 GMT
x-cluster: substack
cf-cache-status: DYNAMIC
server: cloudflare
strict-transport-security: max-age=31536000
x-powered-by: Express
vary: Accept-Encoding
content-type: image/gif
x-deploy: b5dfc715e0
cache-control: no-cache
x-service: web
cf-ray: 8ab348a33ecc1a3c-EWR
alt-svc: h3=":443"; ma=86400
x-served-by: Substack

Verdicts & Comments Add Verdict or Comment

12 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.

13 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.newsletter.theleading-edge.org/	1970-01-21 07:10:56	Name: ab_experiment_sampled Value: %22false%22
.newsletter.theleading-edge.org/	1970-01-21 07:10:56	Name: ab_testing_id Value: %2225cb89ba-3dd9-4210-8123-add69811696c%22
.newsletter.theleading-edge.org/	1970-01-20 22:25:22	Name: __cf_bm Value: 9RGY_jNvWkvhBB.vqbDSAO1oSQF9G0XoEUPn1rXIbRk-1722320855-1.0.1.1-iazFoc7evV.HEjTGn1Bco1JD_AosZQnApn6.NDY77bzkknUrCsuqBOObDpLFY4Ai_MwXnE7RSXJWd9mglngv8A
newsletter.theleading-edge.org/	1970-01-21 07:10:56	Name: ajs_anonymous_id Value: %22e42cf41f-b588-4651-bc10-cc07e532b484%22
.substack.com/	1970-01-21 00:34:56	Name: cookie_storage_key Value: 0fa980b8-2de5-4490-b32f-8b13a72b783a
substack.com/	1970-01-20 22:35:25	Name: AWSALBTGCORS Value: ZX4HCK0fsfatYT2dzVckCt1CTmZq3XcPu+dHbCpsLPJh0XSSUzMVzVOx/V47a9tnNYL8EwnXpBoql6wZvdtjySfc5VSt8/u92BkhZ1twv+7Bf/XQwFF+mVBkzVeFzigAEReUG7+GPDfw+edQO3c/cs/NC6rku4TVJuDwtm2ZSbt1
.substack.com/	1970-01-20 22:25:22	Name: __cf_bm Value: F7Mu5ABDlG9agE93_sTTGTWn0nVmLvXfcFQgAG5UQMk-1722320855-1.0.1.1-TO_uKLWDppg9E7Zl4eBs3FQa9XdlwxGpBZ5xMMukaeUcMfDoEux2hKhV7nKtnaCEpi4.uRUMsrluMWyCzLkGLg
.doubleclick.net/	1970-01-20 22:25:21	Name: test_cookie Value: CheckForPermission
.newsletter.theleading-edge.org/	1970-01-21 07:10:56	Name: ajs_anonymous_id Value: %22e42cf41f-b588-4651-bc10-cc07e532b484%22
newsletter.theleading-edge.org/	1970-01-20 22:35:25	Name: AWSALBTG Value: 6jNDbkeHFoooDdFSel5C3bvY0ZWblJBUqMcDS49eFHKggVUuIhjMcjyIY7A7eJVpq7rZfvsnKV4LmieHo/uvGmgJHxyYHinXoaWC1n0M2SaLA8iUJy5SyIbuZ3OhW8jXOQ+NPZFKpI1pFbbhuWT0CQRQ6TcS9r+Xt9kg7xFyp+zb
newsletter.theleading-edge.org/	1970-01-20 22:35:25	Name: AWSALBTGCORS Value: 6jNDbkeHFoooDdFSel5C3bvY0ZWblJBUqMcDS49eFHKggVUuIhjMcjyIY7A7eJVpq7rZfvsnKV4LmieHo/uvGmgJHxyYHinXoaWC1n0M2SaLA8iUJy5SyIbuZ3OhW8jXOQ+NPZFKpI1pFbbhuWT0CQRQ6TcS9r+Xt9kg7xFyp+zb
.newsletter.theleading-edge.org/	1970-01-20 22:25:22	Name: visit_id Value: %7B%22id%22%3A%22beea2b98-c36d-4a73-9b63-88db2eef5c8e%22%2C%22timestamp%22%3A%222024-07-30T06%3A27%3A35.371Z%22%7D
newsletter.theleading-edge.org/	1970-01-20 22:25:21	Name: _dd_s Value: rum=0&expire=1722321755410

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	sameorigin

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.

fonts.gstatic.com
js.sentry-cdn.com
newsletter.theleading-edge.org
static.cloudflareinsights.com
substack.com
substackcdn.com
www.datadoghq-browser-agent.com
108.138.124.46
2600:9000:2209:2c00:4:b4b9:d3c0:93a1
2606:4700:4400::6812:2857
2606:4700:4400::ac40:9a0b
2606:4700::6810:4f49
2607:f8b0:400d:c07::5e
2a04:4e42:600::729
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2d53280288851c61d8bd1efb353913237ce075c8664d44346bd869a682a5e8b9
3e80f82d9313ee2717a33b59ee0264501229e7ca1c17b704a63b3a80c58bcee3
414779191072fdecd8146f23f359cff5a25bf66061a60f70360f336d53f84e69
45ce803a9bb1e6cc4de1cc06f9092aba14da20bc8cd107827f9fbd8b79602567
51b02764ec5dd7b6337c0ee7044ae5b5418d3a8605fe309d5a0927dcaa72aa05
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newsletter.theleading-edge.org Open in urlscan Pro 2606:4700:4400::6812:2857 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

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Detected technologies

Page Statistics

242 Requests

100 %HTTPS

86 %IPv6

7 Domains

7 Subdomains

7 IPs

1 Countries

524 kBTransfer

1522 kBSize

13 Cookies

3 Outgoing links

Redirected requests

242 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

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newsletter.theleading-edge.org Open in urlscan Pro
2606:4700:4400::6812:2857 Public Scan

Screenshot
Live screenshot

Full Image

242
Requests

100 %
HTTPS

86 %
IPv6

7
Domains

7
Subdomains

7
IPs

1
Countries

524 kB
Transfer

1522 kB
Size

13
Cookies

242 HTTP transactions
0 data transactions