URL: https://blog.jck.bio/
Submission: On January 02 via api from US — Scanned from US

Summary

This website contacted 11 IPs in 1 countries across 10 domains to perform 49 HTTP transactions. The main IP is 2606:4700:4400::6812:2857, located in United States and belongs to CLOUDFLARENET, US. The main domain is blog.jck.bio.
TLS certificate: Issued by E1 on December 31st 2023. Valid for: 3 months.
This is the only time blog.jck.bio was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

Apex Domain
Subdomains
Transfer
21 substackcdn.com
substackcdn.com — Cisco Umbrella Rank: 22397
1 MB
7 jck.bio
blog.jck.bio
30 KB
6 cloudflareinsights.com
static.cloudflareinsights.com — Cisco Umbrella Rank: 1429
cloudflareinsights.com — Cisco Umbrella Rank: 1410
14 KB
3 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 114
233 KB
3 substack.com
substack.com — Cisco Umbrella Rank: 20335
9 KB
2 google.com
www.google.com — Cisco Umbrella Rank: 6
563 B
2 doubleclick.net
googleads.g.doubleclick.net — Cisco Umbrella Rank: 68
3 KB
2 datadoghq-browser-agent.com
www.datadoghq-browser-agent.com — Cisco Umbrella Rank: 2526
95 KB
2 sentry-cdn.com
js.sentry-cdn.com — Cisco Umbrella Rank: 8509
4 KB
1 gstatic.com
fonts.gstatic.com
14 KB
49 10
Domain Requested by
21 substackcdn.com blog.jck.bio
substackcdn.com
substack.com
7 blog.jck.bio blog.jck.bio
substackcdn.com
4 cloudflareinsights.com static.cloudflareinsights.com
www.datadoghq-browser-agent.com
3 www.googletagmanager.com substackcdn.com
www.googletagmanager.com
3 substack.com substackcdn.com
substack.com
2 www.google.com
2 googleads.g.doubleclick.net www.googletagmanager.com
2 www.datadoghq-browser-agent.com blog.jck.bio
substack.com
2 static.cloudflareinsights.com blog.jck.bio
substack.com
2 js.sentry-cdn.com blog.jck.bio
substack.com
1 fonts.gstatic.com blog.jck.bio
49 11

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

Domain
substack.com
www.asimov.press
centuryofbio.com
www.freaktakes.com
Subject Issuer Validity Valid
blog.jck.bio
E1
2023-12-31 -
2024-03-30
3 months crt.sh
substackcdn.com
Amazon RSA 2048 M02
2023-03-14 -
2024-04-12
a year crt.sh
*.gstatic.com
GTS CA 1C3
2023-11-20 -
2024-02-12
3 months crt.sh
*.sentry-cdn.com
GlobalSign Atlas R3 DV TLS CA 2023 Q3
2023-08-01 -
2024-09-01
a year crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2023-04-10 -
2024-04-09
a year crt.sh
*.datadoghq-browser-agent.com
DigiCert Global G2 TLS RSA SHA256 2020 CA1
2023-12-12 -
2024-12-14
a year crt.sh
substack.com
Cloudflare Inc ECC CA-3
2023-09-13 -
2024-09-12
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2023-11-20 -
2024-02-12
3 months crt.sh
*.g.doubleclick.net
GTS CA 1C3
2023-11-20 -
2024-02-12
3 months crt.sh
www.google.com
GTS CA 1C3
2023-11-20 -
2024-02-12
3 months crt.sh

This page contains 2 frames:

Primary Page: https://blog.jck.bio/
Frame ID: 00ED20F6884B6A8AD439A3D744B9D21A
Requests: 33 HTTP requests in this frame

Frame: https://substack.com/channel-frame
Frame ID: D8C76CA914E894FFE50B96B5AE525F64
Requests: 14 HTTP requests in this frame

Screenshot

Page Title

Creode | Jacob Kimmel | Substack

Detected technologies

Overall confidence: 100%
Detected patterns
  • static\.cloudflareinsights\.com/beacon(?:\.min)?\.js

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

Page Statistics

49
Requests

100 %
HTTPS

91 %
IPv6

10
Domains

11
Subdomains

11
IPs

1
Countries

1490 kB
Transfer

5380 kB
Size

12
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

49 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
blog.jck.bio/
286 KB
24 KB
Document
General
Full URL
https://blog.jck.bio/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:4400::6812:2857 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare / Express
Resource Hash
a4719507cfee7bf44bfaae22a93ee9b94fb748f28f1e1b9684c812b37e3cd43a
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 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36
accept-language
en-US,en;q=0.9

Response headers

alt-svc
h3=":443"; ma=86400
cache-control
no-cache
cf-cache-status
EXPIRED
cf-ray
83f1ec63f9b88de4-MIA
content-encoding
br
content-type
text/html; charset=utf-8
date
Tue, 02 Jan 2024 09:19:58 GMT
etag
W/"478e5-uxgHY/qhMOcSgwJ9lTs+tEc36NE"
link
<https://substackcdn.com>; rel=preconnect
server
cloudflare
strict-transport-security
max-age=31536000
vary
Accept-Encoding
x-cluster
substack
x-deploy
85b136f2d8
x-frame-options
sameorigin
x-powered-by
Express
x-served-by
Substack
x-sub
creode
main.040cf7e878d6eaf219a5.css
substackcdn.com/bundle/theme/
469 KB
65 KB
Stylesheet
General
Full URL
https://substackcdn.com/bundle/theme/main.040cf7e878d6eaf219a5.css
Requested by
Host: blog.jck.bio
URL: https://blog.jck.bio/
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
757838a27fe02232c5a8560ef0036b64c090af034afb365f23ce3a6ca77fed67

Request headers

accept-language
en-US,en;q=0.9
Referer
https://blog.jck.bio/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

date
Tue, 02 Jan 2024 07:25:27 GMT
content-encoding
gzip
via
1.1 560ae23eb11e8a754d4876989783ad5e.cloudfront.net (CloudFront)
x-amz-cf-pop
EWR53-P1
age
6872
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
alt-svc
h3=":443"; ma=86400
x-amz-expiration
expiry-date="Sat, 29 Jun 2024 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified
Sun, 31 Dec 2023 19:07:54 GMT
server
AmazonS3
etag
W/"040cf7e878d6eaf219a59dc161ab9307"
vary
Accept-Encoding
content-type
text/css
cache-control
public, max-age=31536000, immutable
x-amz-cf-id
iANWlomLfpVkj3bccqnYwWbwZB8l1L4rddKdxsbYdm7romyVdGbBtw==
main.2d31fd1127f8b51946ac.css
substackcdn.com/bundle/
339 KB
41 KB
Stylesheet
General
Full URL
https://substackcdn.com/bundle/main.2d31fd1127f8b51946ac.css
Requested by
Host: blog.jck.bio
URL: https://blog.jck.bio/
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
e53e1b74c9d11e48dfcec15894d0ff6fc026b666901cf20114d9cecbd1fe887d

Request headers

accept-language
en-US,en;q=0.9
Referer
https://blog.jck.bio/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

date
Mon, 01 Jan 2024 17:33:50 GMT
content-encoding
br
via
1.1 560ae23eb11e8a754d4876989783ad5e.cloudfront.net (CloudFront)
x-amz-cf-pop
EWR53-P1
age
56769
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
alt-svc
h3=":443"; ma=86400
x-amz-expiration
expiry-date="Sat, 29 Jun 2024 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified
Sun, 31 Dec 2023 19:07:54 GMT
server
AmazonS3
etag
W/"a128479479e300accbe8cd25699e4455"
vary
Accept-Encoding
content-type
text/css
cache-control
public, max-age=31536000, immutable
x-amz-cf-id
RCsBuFQr8xt8qSOqmQrGlei_RF8oHdLuRxidW3C8hAXYoHp8AGRGDA==
rnCr-xNNww_2s0amA9M5knjsS_ul.woff2
fonts.gstatic.com/s/spectral/v13/
13 KB
14 KB
Font
General
Full URL
https://fonts.gstatic.com/s/spectral/v13/rnCr-xNNww_2s0amA9M5knjsS_ul.woff2
Requested by
Host: blog.jck.bio
URL: https://blog.jck.bio/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4006:820::2003 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
478eee9ac68ef242aeda59b8b37b388003eb3eac12af90b8c38fa65d3a34f3a9
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://blog.jck.bio/
Origin
https://blog.jck.bio
accept-language
en-US,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

date
Tue, 26 Dec 2023 12:59:49 GMT
x-content-type-options
nosniff
age
591609
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
Wed, 25 Dec 2024 12:59:49 GMT
https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F049160ff-30b4-4c14-ac13-384553f7c1bd_850x832.jpeg
substackcdn.com/image/fetch/w_848,h_565,c_fill,f_webp,q_auto:good,fl_progressive:steep,g_center/
45 KB
46 KB
Image
General
Full URL
https://substackcdn.com/image/fetch/w_848,h_565,c_fill,f_webp,q_auto:good,fl_progressive:steep,g_center/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F049160ff-30b4-4c14-ac13-384553f7c1bd_850x832.jpeg
Requested by
Host: blog.jck.bio
URL: https://blog.jck.bio/
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
imgproxy / Express
Resource Hash
d3d7425b9366378edc4642a0a5fb79dd3d973dae207da89d75bdec63715db1b1
Security Headers
Name Value
Content-Security-Policy script-src 'none'

Request headers

accept-language
en-US,en;q=0.9
Referer
https://blog.jck.bio/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

date
Fri, 29 Dec 2023 23:29:11 GMT
content-security-policy
script-src 'none'
via
1.1 560ae23eb11e8a754d4876989783ad5e.cloudfront.net (CloudFront)
x-amz-cf-pop
EWR53-P1
age
294647
x-powered-by
Express
x-cache
Hit from cloudfront
content-disposition
inline; filename="049160ff-30b4-4c14-ac13-384553f7c1bd_850x832.webp"
alt-svc
h3=":443"; ma=86400
content-length
46332
x-request-id
scfH6hfVZVADvUDn1B2Ll
server
imgproxy
etag
"wyQjTwQTUXkBnMU8wTOlWpu_yQXt1YOC0F8UiMKljrU/RIjliYTI4ZmUwMzJmNDYwZjY3ZDU0ZDZiOGM5YzY4ZjhjIg"
content-type
image/webp
cache-control
public, max-age=31536000
x-amz-cf-id
s4f19krDwb0LgqW8dLd_rjjzc-M8bsoHTG6e36nYaQD9xRqkwEK-1Q==
6c2ff3e3828e4017b7faf7b63e24cdf8.min.js
js.sentry-cdn.com/
2 KB
2 KB
Script
General
Full URL
https://js.sentry-cdn.com/6c2ff3e3828e4017b7faf7b63e24cdf8.min.js
Requested by
Host: blog.jck.bio
URL: https://blog.jck.bio/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
2a04:4e42::729 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
35fcf709c4681a08ad9b18cdfdcba10010a00820f7da106638f2a29234ed6b5a
Security Headers
Name Value
Content-Security-Policy style-src 'unsafe-inline' *; default-src 'none'; img-src blob: data: *; base-uri 'none'; script-src 'self' 'unsafe-inline' 'report-sample' 'unsafe-eval' s1.sentry-cdn.com js.sentry-cdn.com browser.sentry-cdn.com statuspage-production.s3.amazonaws.com static.zdassets.com aui-cdn.atlassian.com connect-cdn.atl-paas.net js.stripe.com 'strict-dynamic' cdn.pendo.io data.pendo.io pendo-io-static.storage.googleapis.com pendo-static-5634074999128064.storage.googleapis.com; connect-src 'self' *.algolia.net *.algolianet.com *.algolia.io sentry.io *.sentry.io s1.sentry-cdn.com o1.ingest.sentry.io api2.amplitude.com app.pendo.io data.pendo.io reload.getsentry.net t687h3m0nh65.statuspage.io sentry.zendesk.com ekr.zdassets.com maps.googleapis.com; media-src *; frame-ancestors 'self' *.sentry.io; object-src 'self'; frame-src app.pendo.io demo.arcade.software js.stripe.com sentry.io; font-src * data:; report-uri https://o1.ingest.sentry.io/api/54785/security/?sentry_key=f724a8a027db45f5b21507e7142ff78e&sentry_release=db58954966c20b0734c947be6f697c7a260aa956
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 1; mode=block

Request headers

Referer
https://blog.jck.bio/
Origin
https://blog.jck.bio
accept-language
en-US,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

content-security-policy
style-src 'unsafe-inline' *; default-src 'none'; img-src blob: data: *; base-uri 'none'; script-src 'self' 'unsafe-inline' 'report-sample' 'unsafe-eval' s1.sentry-cdn.com js.sentry-cdn.com browser.sentry-cdn.com statuspage-production.s3.amazonaws.com static.zdassets.com aui-cdn.atlassian.com connect-cdn.atl-paas.net js.stripe.com 'strict-dynamic' cdn.pendo.io data.pendo.io pendo-io-static.storage.googleapis.com pendo-static-5634074999128064.storage.googleapis.com; connect-src 'self' *.algolia.net *.algolianet.com *.algolia.io sentry.io *.sentry.io s1.sentry-cdn.com o1.ingest.sentry.io api2.amplitude.com app.pendo.io data.pendo.io reload.getsentry.net t687h3m0nh65.statuspage.io sentry.zendesk.com ekr.zdassets.com maps.googleapis.com; media-src *; frame-ancestors 'self' *.sentry.io; object-src 'self'; frame-src app.pendo.io demo.arcade.software js.stripe.com sentry.io; font-src * data:; report-uri https://o1.ingest.sentry.io/api/54785/security/?sentry_key=f724a8a027db45f5b21507e7142ff78e&sentry_release=db58954966c20b0734c947be6f697c7a260aa956
content-encoding
gzip
x-content-type-options
nosniff
date
Tue, 02 Jan 2024 09:19:58 GMT
strict-transport-security
max-age=31536000; includeSubDomains
age
48
x-envoy-upstream-service-time
20
content-length
1224
x-xss-protection
1; mode=block
x-served-by
getsentry-web-default-common-production-5cd45975dd-q65h4, cache-chi-kigq8000087-CHI, cache-mia-kmia1760065-MIA
x-frame-options
deny
vary
Accept-Encoding
content-type
text/javascript
access-control-allow-origin
*
cache-control
public, max-age=3600, s-maxage=60, stale-while-revalidate=315360000, stale-if-error=315360000
x-envoy-attempt-count
1
accept-ranges
bytes
timing-allow-origin
*
main.2ea7a7373446b611e1cd.bundle.js
substackcdn.com/bundle/
3 MB
701 KB
Script
General
Full URL
https://substackcdn.com/bundle/main.2ea7a7373446b611e1cd.bundle.js
Requested by
Host: blog.jck.bio
URL: https://blog.jck.bio/
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
6c0fa043bcf6b6cd8f4915cdff2528c78556d962e5b1e66c4109d2245856d6d9

Request headers

accept-language
en-US,en;q=0.9
Referer
https://blog.jck.bio/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

date
Mon, 01 Jan 2024 19:20:32 GMT
content-encoding
br
via
1.1 560ae23eb11e8a754d4876989783ad5e.cloudfront.net (CloudFront)
x-amz-cf-pop
EWR53-P1
age
50367
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
alt-svc
h3=":443"; ma=86400
x-amz-expiration
expiry-date="Sat, 29 Jun 2024 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified
Sun, 31 Dec 2023 19:07:54 GMT
server
AmazonS3
etag
W/"51b2967073a31a1f7282f563b8aee029"
vary
Accept-Encoding
content-type
application/javascript
cache-control
public, max-age=31536000, immutable
x-amz-cf-id
Lj3pGpU4zTfrg8gsDe18pjXVl42AyEgA5C0BH56cRFe0yvcFKLfcnw==
beacon.min.js
static.cloudflareinsights.com/
20 KB
7 KB
Script
General
Full URL
https://static.cloudflareinsights.com/beacon.min.js
Requested by
Host: blog.jck.bio
URL: https://blog.jck.bio/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:3965 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6153d13804862b0fc1c016cf1129f34cb7c6185f2cf4bf1a3a862eecdab50101

Request headers

accept-language
en-US,en;q=0.9
Referer
https://blog.jck.bio/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

date
Tue, 02 Jan 2024 09:19:58 GMT
content-encoding
gzip
last-modified
Tue, 10 Oct 2023 21:38:13 GMT
server
cloudflare
etag
W/"2023.10.0"
vary
Accept-Encoding
content-type
text/javascript;charset=UTF-8
access-control-allow-origin
*
cache-control
public, max-age=86400
cross-origin-resource-policy
cross-origin
cf-ray
83f1ec67fc9f0a3e-MIA
https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9c0d62a8-0548-47a0-96f8-4486748f356e_2000x567.png
substackcdn.com/image/fetch/w_320,h_213,c_fill,f_webp,q_auto:good,fl_progressive:steep,g_center/
18 KB
18 KB
Image
General
Full URL
https://substackcdn.com/image/fetch/w_320,h_213,c_fill,f_webp,q_auto:good,fl_progressive:steep,g_center/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9c0d62a8-0548-47a0-96f8-4486748f356e_2000x567.png
Requested by
Host: blog.jck.bio
URL: https://blog.jck.bio/
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
imgproxy / Express
Resource Hash
c86a84d79e2ccc98f4622eeff8a77838dab99390d0786351883a9c7a2dd2e30b
Security Headers
Name Value
Content-Security-Policy script-src 'none'

Request headers

accept-language
en-US,en;q=0.9
Referer
https://blog.jck.bio/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

date
Fri, 29 Dec 2023 18:57:14 GMT
content-security-policy
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0
0
Preflight
General
Full URL
https://cloudflareinsights.com/cdn-cgi/rum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:3865 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type
Access-Control-Request-Method
POST
Origin
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Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

access-control-allow-credentials
true
access-control-allow-headers
Content-Type
access-control-allow-methods
POST,OPTIONS
access-control-allow-origin
https://substack.com
access-control-max-age
86400
cf-ray
83f1ec762c21741e-MIA
content-encoding
gzip
content-type
text/plain
date
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server
cloudflare
vary
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x-content-type-options
nosniff
x-frame-options
DENY
rum
cloudflareinsights.com/cdn-cgi/ Frame D8C7
0
60 B
XHR
General
Full URL
https://cloudflareinsights.com/cdn-cgi/rum
Requested by
Host: static.cloudflareinsights.com
URL: https://static.cloudflareinsights.com/beacon.min.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:3865 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

Referer
https://substack.com/
accept-language
en-US,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36
content-type
application/json

Response headers

date
Tue, 02 Jan 2024 09:20:01 GMT
x-content-type-options
nosniff
server
cloudflare
vary
Origin
access-control-max-age
86400
access-control-allow-methods
POST,OPTIONS
access-control-allow-origin
https://substack.com
x-frame-options
DENY
access-control-allow-credentials
true
cf-ray
83f1ec765c44741e-MIA
rum
cloudflareinsights.com/cdn-cgi/ Frame
0
0
Preflight
General
Full URL
https://cloudflareinsights.com/cdn-cgi/rum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:3865 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type
Access-Control-Request-Method
POST
Origin
https://blog.jck.bio
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

access-control-allow-credentials
true
access-control-allow-headers
Content-Type
access-control-allow-methods
POST,OPTIONS
access-control-allow-origin
https://blog.jck.bio
access-control-max-age
86400
cf-ray
83f1ec762c23741e-MIA
content-encoding
gzip
content-type
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date
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server
cloudflare
vary
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x-content-type-options
nosniff
x-frame-options
DENY
rum
cloudflareinsights.com/cdn-cgi/
0
37 B
XHR
General
Full URL
https://cloudflareinsights.com/cdn-cgi/rum
Requested by
Host: www.datadoghq-browser-agent.com
URL: https://www.datadoghq-browser-agent.com/datadog-rum-v4.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:3865 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

Referer
https://blog.jck.bio/
accept-language
en-US,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36
content-type
application/json

Response headers

date
Tue, 02 Jan 2024 09:20:01 GMT
x-content-type-options
nosniff
server
cloudflare
vary
Origin
access-control-max-age
86400
access-control-allow-methods
POST,OPTIONS
access-control-allow-origin
https://blog.jck.bio
x-frame-options
DENY
access-control-allow-credentials
true
cf-ray
83f1ec766c49741e-MIA
/
googleads.g.doubleclick.net/pagead/viewthroughconversion/316245675/
2 KB
2 KB
Script
General
Full URL
https://googleads.g.doubleclick.net/pagead/viewthroughconversion/316245675/?random=1704187201295&cv=11&fst=1704187201295&bg=ffffff&guid=ON&async=1&gtm=45be3bt0v887153041&gcd=11l1l1l1l1&dma=0&u_w=1600&u_h=1200&url=https%3A%2F%2Fblog.jck.bio%2F&hn=www.googleadservices.com&frm=0&tiba=Creode%20%7C%20Jacob%20Kimmel%20%7C%20Substack&auid=1372941433.1704187201&uamb=0&uaw=0&data=event%3Dgtag.config&rfmt=3&fmt=4
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=AW-316245675&l=localGaDataLayer
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4006:821::2002 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
bdd05f4ffe63cf45981c2d0a0e65d750d3661849c66c56439e9d219dd639cb78
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
en-US,en;q=0.9
Referer
https://blog.jck.bio/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 02 Jan 2024 09:20:01 GMT
content-encoding
br
x-content-type-options
nosniff
server
cafe
content-type
text/javascript; charset=UTF-8
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
cache-control
no-cache, must-revalidate
cross-origin-resource-policy
cross-origin
content-disposition
attachment; filename="f.txt"
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
1261
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
js
www.googletagmanager.com/gtag/ Frame D8C7
199 KB
72 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=AW-316245675&l=localGaDataLayer&cx=c
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-TLW0DF6G5V&l=localGaDataLayer
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4006:821::2008 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
ecfcdecf8c4c41047aca7ac51432fce6e5dbebd809e94eb996afbeb751954f10
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
en-US,en;q=0.9
Referer
https://substack.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

date
Tue, 02 Jan 2024 09:20:01 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
74065
x-xss-protection
0
last-modified
Tue, 02 Jan 2024 09:00:00 GMT
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
access-control-allow-headers
Cache-Control
expires
Tue, 02 Jan 2024 09:20:01 GMT
/
googleads.g.doubleclick.net/pagead/viewthroughconversion/316245675/ Frame D8C7
2 KB
1 KB
Script
General
Full URL
https://googleads.g.doubleclick.net/pagead/viewthroughconversion/316245675/?random=1704187201482&cv=11&fst=1704187201482&bg=ffffff&guid=ON&async=1&gtm=45be3bt0v887153041&gcd=11l1l1l1l1&dma=0&u_w=1600&u_h=1200&url=https%3A%2F%2Fsubstack.com%2Fchannel-frame&ref=https%3A%2F%2Fblog.jck.bio%2F&top=https%3A%2F%2Fblog.jck.bio%2F&hn=www.googleadservices.com&frm=2&uamb=0&uaw=0&data=event%3Dgtag.config&rfmt=3&fmt=4
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=AW-316245675&l=localGaDataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4006:821::2002 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
61db04fcef17bcdbbe07c600285021dca254a57ad9ae6fa2c1edbf7549b53e7a
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
en-US,en;q=0.9
Referer
https://substack.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 02 Jan 2024 09:20:01 GMT
content-encoding
br
x-content-type-options
nosniff
server
cafe
content-type
text/javascript; charset=UTF-8
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
cache-control
no-cache, must-revalidate
cross-origin-resource-policy
cross-origin
content-disposition
attachment; filename="f.txt"
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
1239
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
/
www.google.com/pagead/1p-user-list/316245675/
42 B
455 B
Image
General
Full URL
https://www.google.com/pagead/1p-user-list/316245675/?random=1704187201295&cv=11&fst=1704186000000&bg=ffffff&guid=ON&async=1&gtm=45be3bt0v887153041&u_w=1600&u_h=1200&url=https%3A%2F%2Fblog.jck.bio%2F&frm=0&tiba=Creode%20%7C%20Jacob%20Kimmel%20%7C%20Substack&data=event%3Dgtag.config&fmt=3&is_vtc=1&cid=CAQSGwAvHhf_Uz55re25INPQVEB5ebpAht9fYYIptQ&random=3577422571&rmt_tld=0&ipr=y
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4006:822::2004 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
Content-Security-Policy script-src 'none'; object-src 'none'
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
en-US,en;q=0.9
Referer
https://blog.jck.bio/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 02 Jan 2024 09:20:01 GMT
content-security-policy
script-src 'none'; object-src 'none'
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
/
www.google.com/pagead/1p-user-list/316245675/ Frame D8C7
42 B
108 B
Image
General
Full URL
https://www.google.com/pagead/1p-user-list/316245675/?random=1704187201482&cv=11&fst=1704186000000&bg=ffffff&guid=ON&async=1&gtm=45be3bt0v887153041&u_w=1600&u_h=1200&url=https%3A%2F%2Fsubstack.com%2Fchannel-frame&ref=https%3A%2F%2Fblog.jck.bio%2F&frm=2&data=event%3Dgtag.config&fmt=3&is_vtc=1&cid=CAQSGwAvHhf_5Zcx0PZ7rQJs4D6KaAWWXzvPx88KdQ&random=4028874094&rmt_tld=0&ipr=y
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4006:822::2004 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
Content-Security-Policy script-src 'none'; object-src 'none'
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
en-US,en;q=0.9
Referer
https://substack.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.129 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 02 Jan 2024 09:20:01 GMT
content-security-policy
script-src 'none'; object-src 'none'
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

20 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 object| documentPictureInPicture object| Sentry object| _preloads object| _analyticsConfig object| DD_RUM object| _sentryDebugIds string| _sentryDebugIdIdentifier object| SENTRY_RELEASE object| webpackChunksubstack object| I18N object| process number| __NUMBER_OF_JOTAI_INSTANCES__ function| __captchaOnloadCallback object| localGaDataLayer function| gtag object| __cfBeacon object| google_tag_manager object| google_tag_data object| GooglebQhCsO

12 Cookies

Domain/Path Name / Value
.blog.jck.bio/ Name: ab_testing_id
Value: %224f5cab3e-e5aa-4f76-8dd3-db396a4c58cd%22
.blog.jck.bio/ Name: __cf_bm
Value: CjCwMe8LGtYjbV5ci9j.Mkb8pqLAGwI2TdtaDLiUGgM-1704187198-1-Acyl3dOdmjVwueNUGoMLoyGbM7zlmX5TBFlA8MjI+ZFWRT2YRrldvI8+7+ZUATLRZZeR3SI9uGUPXb2BU9c6gtE=
blog.jck.bio/ Name: ajs_anonymous_id
Value: %2278416f94-e0cc-4721-85e1-f61c6488bf45%22
.substack.com/ Name: __cf_bm
Value: x1mEYo1.QZopA0S54PG5ncmGe8hCx6IMnL5RS4CTl5o-1704187200-1-AYkwm4tA69EVLWsp+gFPCj2ZL9E50VikVOsrGsfovQd7QAJLPbTqMa7J+6Osy2YC5e2yop8AeTloGr8gMUDNFuE=
.blog.jck.bio/ Name: ajs_anonymous_id
Value: %2278416f94-e0cc-4721-85e1-f61c6488bf45%22
.blog.jck.bio/ Name: visit_id
Value: %7B%22id%22%3A%2294df7d01-b3de-48ad-a99f-77a9f72490c3%22%2C%22timestamp%22%3A%222024-01-02T09%3A20%3A00.391Z%22%7D
blog.jck.bio/ Name: AWSALBTG
Value: 7/6VjyaaVetdbfBUk8AEls08ZTA4PkmH6QMWcQn4shZF1v/iEyf5QbAVUvbXSoLGiMw4fO0Cuch+aZk8nxp2yaWTXbo50qzM+DJhNEftRaiIeWitc8Jn0Cx5kPMpT6bmpZ3PS+Hhb4vz1WUQngMVtH4rh68GYTLki5Uwqply4ESr
blog.jck.bio/ Name: AWSALBTGCORS
Value: 7/6VjyaaVetdbfBUk8AEls08ZTA4PkmH6QMWcQn4shZF1v/iEyf5QbAVUvbXSoLGiMw4fO0Cuch+aZk8nxp2yaWTXbo50qzM+DJhNEftRaiIeWitc8Jn0Cx5kPMpT6bmpZ3PS+Hhb4vz1WUQngMVtH4rh68GYTLki5Uwqply4ESr
substack.com/ Name: AWSALBTGCORS
Value: nG5L9ELWNRvdPOnom6OijOrqtSMxzBilvIn3QwW+JgdVUr5gkYw10TKYP2fClX3Q1PDZCvR+8GQagx9owcsDPrnWKOCpKEBEF99DZaSsRC+YlJTDNsZv6uFj4sB6YN7Bi22nFrRUbfOx2P8wEICNJXvNsAXJIHXAll7wIPLmesOw
.jck.bio/ Name: _gcl_au
Value: 1.1.1372941433.1704187201
.doubleclick.net/ Name: test_cookie
Value: CheckForPermission
blog.jck.bio/ Name: _dd_s
Value: rum=0&expire=1704188100508

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.

blog.jck.bio
cloudflareinsights.com
fonts.gstatic.com
googleads.g.doubleclick.net
js.sentry-cdn.com
static.cloudflareinsights.com
substack.com
substackcdn.com
www.datadoghq-browser-agent.com
www.google.com
www.googletagmanager.com
108.139.51.165
2600:9000:2209:2c00:4:b4b9:d3c0:93a1
2606:4700:4400::6812:21f5
2606:4700:4400::6812:2857
2606:4700::6810:3865
2606:4700::6810:3965
2607:f8b0:4006:820::2003
2607:f8b0:4006:821::2002
2607:f8b0:4006:821::2008
2607:f8b0:4006:822::2004
2a04:4e42::729
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3ff039104dc912b1fe2f24f4896da140a7f7dc4ecd78e7a892982e4327fb40b6
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6c0fa043bcf6b6cd8f4915cdff2528c78556d962e5b1e66c4109d2245856d6d9
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990c0b31e7b427321b4e781417c87e46d7638d893d4b637f38135d7c0a21d552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