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centuryofbio.com Open in urlscan Pro
2606:4700:4400::6812:2857  Public Scan

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Submitted URL: http://centuryofbio.com/
Effective URL: https://centuryofbio.com/
Submission: On June 06 via manual from IN — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 14 IPs in 2 countries across 12 domains to perform 54 HTTP transactions. The main IP is 2606:4700:4400::6812:2857, located in United States and belongs to CLOUDFLARENET, US. The main domain is centuryofbio.com.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on June 1st 2023. Valid for: a year.
This is the only time centuryofbio.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

1    2606:4700:4400::ac40:93a9 (United States)

ASN13335 (CLOUDFLARENET, US)
centuryofbio.com
6    2606:4700:4400::6812:2857 (United States)

ASN13335 (CLOUDFLARENET, US)
centuryofbio.com
22    2600:9000:206f:4400:4:b4b9:d3c0:93a1 (United States)

ASN16509 (AMAZON-02, US)
substackcdn.com
1    2a00:1450:4001:813::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.googleapis.com
2    2a04:4e42::729 (United States)

ASN54113 (FASTLY, US)
js.sentry-cdn.com
2    2606:4700::6810:3965 (United States)

ASN13335 (CLOUDFLARENET, US)
static.cloudflareinsights.com
1    2a00:1450:4001:806::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.gstatic.com
2    13.225.83.103 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-225-83-103.fra2.r.cloudfront.net
www.datadoghq-browser-agent.com
3    2606:4700:4400::6812:21f5 (United States)

ASN13335 (CLOUDFLARENET, US)
substack.com
4    2a00:1450:4001:830::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
4    2606:4700::6810:3865 (United States)

ASN13335 (CLOUDFLARENET, US)
cloudflareinsights.com
2    2a00:1450:4001:800::2002 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
googleads.g.doubleclick.net
2    2a00:1450:4001:828::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google.com
2    2a00:1450:4001:80f::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google.de
Apex Domain
Subdomains		 Transfer
22 substackcdn.com
substackcdn.com — Cisco Umbrella Rank: 19056
1 MB
7 centuryofbio.com
centuryofbio.com
30 KB
6 cloudflareinsights.com
static.cloudflareinsights.com — Cisco Umbrella Rank: 1079
cloudflareinsights.com — Cisco Umbrella Rank: 1058
14 KB
4 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 70
254 KB
3 substack.com
substack.com — Cisco Umbrella Rank: 15571 Failed
9 KB
2 google.de
www.google.de — Cisco Umbrella Rank: 5230
565 B
2 google.com
www.google.com — Cisco Umbrella Rank: 3
565 B
2 doubleclick.net
googleads.g.doubleclick.net — Cisco Umbrella Rank: 51
3 KB
2 datadoghq-browser-agent.com
www.datadoghq-browser-agent.com — Cisco Umbrella Rank: 1906
90 KB
2 sentry-cdn.com
js.sentry-cdn.com — Cisco Umbrella Rank: 5866
3 KB
1 gstatic.com
fonts.gstatic.com
20 KB
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 66
973 B
54 12
Domain Requested by
22 substackcdn.com centuryofbio.com
substack.com
7 centuryofbio.com 1 redirects centuryofbio.com
4 cloudflareinsights.com static.cloudflareinsights.com
www.datadoghq-browser-agent.com
4 www.googletagmanager.com substackcdn.com
www.googletagmanager.com
3 substack.com substackcdn.com
substack.com
2 www.google.de
2 www.google.com
2 googleads.g.doubleclick.net www.googletagmanager.com
2 www.datadoghq-browser-agent.com centuryofbio.com
substack.com
2 static.cloudflareinsights.com centuryofbio.com
substack.com
2 js.sentry-cdn.com centuryofbio.com
substack.com
1 fonts.gstatic.com fonts.googleapis.com
1 fonts.googleapis.com centuryofbio.com
54 13
Subject Issuer Validity Valid
centuryofbio.com
Cloudflare Inc ECC CA-3		 2023-06-01 -
2024-05-30		 a year crt.sh
substackcdn.com
Amazon RSA 2048 M02		 2023-03-14 -
2024-04-12		 a year crt.sh
upload.video.google.com
GTS CA 1C3		 2023-05-19 -
2023-08-11		 3 months crt.sh
*.sentry-cdn.com
GlobalSign Atlas R3 DV TLS CA 2022 Q3		 2022-09-28 -
2023-10-30		 a year crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3		 2023-04-10 -
2024-04-09		 a year crt.sh
*.gstatic.com
GTS CA 1C3		 2023-05-19 -
2023-08-11		 3 months crt.sh
*.datadoghq-browser-agent.com
DigiCert TLS RSA SHA256 2020 CA1		 2023-01-14 -
2024-01-16		 a year crt.sh
*.google-analytics.com
GTS CA 1C3		 2023-05-19 -
2023-08-11		 3 months crt.sh
*.g.doubleclick.net
GTS CA 1C3		 2023-05-19 -
2023-08-11		 3 months crt.sh
www.google.com
GTS CA 1C3		 2023-05-19 -
2023-08-11		 3 months crt.sh
www.google.de
GTS CA 1C3		 2023-05-19 -
2023-08-11		 3 months crt.sh

This page contains 3 frames:

Primary Page: https://centuryofbio.com/
Frame ID: 7F90A2DBD68A48A6965E47DE950EE7FB
Requests: 36 HTTP requests in this frame

Frame: https://substack.com/channel-frame
Frame ID: B71615C4BB8A9F94B6A1B0BA3E4C599D
Requests: 1 HTTP requests in this frame

Frame: https://substack.com/channel-frame
Frame ID: E99BFA3D2513ED2AA0913ACCA421F3FA
Requests: 15 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

The Century of Biology | Elliot Hershberg | Substack

Page URL History Show full URLs

  1. http://centuryofbio.com/ HTTP 301
    https://centuryofbio.com/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • static\.cloudflareinsights\.com/beacon(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js

Page Statistics

54
Requests

98 %
HTTPS

93 %
IPv6

12
Domains

13
Subdomains

14
IPs

2
Countries

1805 kB
Transfer

5962 kB
Size

11
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://centuryofbio.com/ HTTP 301
    https://centuryofbio.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

54 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
centuryofbio.com/
Redirect Chain
  • http://centuryofbio.com/
  • https://centuryofbio.com/
213 KB
25 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://centuryofbio.com/
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
a6300f521bc72c3c3f2cc6076672238ada6a0b96e9949097d4dc55687bd92142
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/114.0.5735.90 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

alt-svc
h3=":443"; ma=86400
cache-control
no-cache
cf-cache-status
MISS
cf-ray
7d3278415c5d36df-FRA
content-encoding
br
content-type
text/html; charset=utf-8
date
Tue, 06 Jun 2023 17:45:34 GMT
etag
W/"3521b-hFi4utmDDTiVBgO8kZUjmsJn4n8"
server
cloudflare
strict-transport-security
max-age=31536000
vary
Accept-Encoding
x-cluster
substack
x-deploy
1bd87e5b15
x-frame-options
sameorigin
x-powered-by
Express
x-served-by
Substack
x-sub
centuryofbio

Redirect headers

CF-RAY
7d327840dfc89b21-FRA
Connection
keep-alive
Content-Length
0
Date
Tue, 06 Jun 2023 17:45:33 GMT
Location
https://centuryofbio.com/
Server
cloudflare
Vary
Accept-Encoding
alt-svc
h3=":443"; ma=86400
main.301c00790cc537ebe58c.css
substackcdn.com/bundle/theme/ 		532 KB
69 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://substackcdn.com/bundle/theme/main.301c00790cc537ebe58c.css
Requested by
Host: centuryofbio.com
URL: https://centuryofbio.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:4400:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
26b6e355e264cc99469cdd8a15734779acc9676f9d953580b0e0c3412a5a2a49

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://centuryofbio.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.90 Safari/537.36

Response headers

date
Mon, 05 Jun 2023 21:02:58 GMT
content-encoding
gzip
via
1.1 afb3db4ac63e94a7684b97827417941c.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-C1
age
74557
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
alt-svc
h3=":443"; ma=86400
x-amz-expiration
expiry-date="Thu, 30 Nov 2023 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified
Fri, 02 Jun 2023 20:56:38 GMT
server
AmazonS3
etag
W/"301c00790cc537ebe58c0ecadc94487a"
vary
Accept-Encoding
content-type
text/css
cache-control
public, max-age=31536000, immutable
x-amz-cf-id
TGpAGAJNZF1Rl2u0VY-0tpgI0lq0VUnewxc3uTyhUCNHcSr536yyhA==
main.c9ab33c47e86a00ea569.css
substackcdn.com/bundle/ 		294 KB
40 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://substackcdn.com/bundle/main.c9ab33c47e86a00ea569.css
Requested by
Host: centuryofbio.com
URL: https://centuryofbio.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:4400:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
171305d2635b3828154a8f82388431d9724a12c465c31eeef43c916602f18dd0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://centuryofbio.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.90 Safari/537.36

Response headers

date
Tue, 06 Jun 2023 17:08:53 GMT
content-encoding
gzip
via
1.1 afb3db4ac63e94a7684b97827417941c.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-C1
age
2207
x-amz-server-side-encryption
AES256
x-cache
Hit from cloudfront
alt-svc
h3=":443"; ma=86400
x-amz-expiration
expiry-date="Sun, 03 Dec 2023 00:00:00 GMT", rule-id="StaticAssetIntelligentTiering"
last-modified
Mon, 05 Jun 2023 16:52:50 GMT
server
AmazonS3
etag
W/"5c5277d77ef7f6fc4dcf0875d6f21d98"
vary
Accept-Encoding
content-type
text/css
cache-control
public, max-age=31536000, immutable
x-amz-cf-id
U0q6UtNjYzQGueZZV7acJWFj4rYAK4b5nubrwhEcjQGbqot4TasyAQ==
https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F711f23d0-af50-48f0-861e-49e12409ca08_256x256.png
substackcdn.com/image/fetch/w_96,c_limit,f_auto,q_auto:good,fl_progressive:steep/ 		9 KB
10 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://substackcdn.com/image/fetch/w_96,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F711f23d0-af50-48f0-861e-49e12409ca08_256x256.png
Requested by
Host: centuryofbio.com
URL: https://centuryofbio.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:4400:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
imgproxy /
Resource Hash
abf14c4e5873695333acdfa916c02ee81d9eecba918a302a3bc25fd1da724c66

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://centuryofbio.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.90 Safari/537.36

Response headers

date
Thu, 30 Mar 2023 23:10:18 GMT
via
1.1 afb3db4ac63e94a7684b97827417941c.cloudfront.net (CloudFront)
server
imgproxy
x-amz-cf-pop
FRA56-C1
age
5855716
etag
"BFcyhJUgw6kDr9UPxBpSsKXSMElaOAVla8V55nXtu48/RIjJiMTFjNTM4YzIyMmQ3Zjk4ZjkzYzBjNWZlMWEwNzQzIg"
x-cache
Hit from cloudfront
content-type
image/png
cache-control
public, max-age=31536000
content-disposition
inline; filename="711f23d0-af50-48f0-861e-49e12409ca08_256x256.png"
alt-svc
h3=":443"; ma=86400
content-length
9655
x-amz-cf-id
aEYbdhyTR1nnZzkwe5__mfx2AhTQTkYokJV30JwNXsyqvtWw9qdkiA==
x-request-id
DJoa-SNfU9MMcT65AZvlv
https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9d450b00-8306-4d9a-b86e-b0f9b29b6e7a_1024x1024.png
substackcdn.com/image/fetch/w_1280,h_853,c_fill,f_webp,q_auto:good,fl_progressive:steep,g_center/ 		119 KB
120 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://substackcdn.com/image/fetch/w_1280,h_853,c_fill,f_webp,q_auto:good,fl_progressive:steep,g_center/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9d450b00-8306-4d9a-b86e-b0f9b29b6e7a_1024x1024.png
Requested by
Host: centuryofbio.com
URL: https://centuryofbio.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:4400:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
imgproxy /
Resource Hash
a04fa5cf710cc20a40bf128b0ddd6fb4e34ebcb91f89f0508f366d3e565ebfc2

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://centuryofbio.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.90 Safari/537.36

Response headers

date
Sun, 04 Jun 2023 18:17:04 GMT
via
1.1 afb3db4ac63e94a7684b97827417941c.cloudfront.net (CloudFront)
server
imgproxy
x-amz-cf-pop
FRA56-C1
age
170910
etag
"xrz595PLdBkoqPvdzoAwgQSfLTKt4oxk3PBZlsuXjCg/RIjkzN2NjNjIxZDBlMmRkOTY1ZGUzYTVlNmNiNmI5ZjU3Ig"
x-cache
Hit from cloudfront
content-type
image/webp
cache-control
public, max-age=31536000
content-disposition
inline; filename="9d450b00-8306-4d9a-b86e-b0f9b29b6e7a_1024x1024.webp"
alt-svc
h3=":443"; ma=86400
content-length
122078
x-amz-cf-id
lP55XIxN7VRFFriIGIBd-XUUSnqFdz92QpFSwf_00Nhqol0sEY2Glw==
x-request-id
xeNqismiTpoFsQ06K0Nwu
css2
fonts.googleapis.com/ 		2 KB
973 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css2?family=Lora:wght@600&display=swap
Requested by
Host: centuryofbio.com
URL: https://centuryofbio.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:813::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
6ca295fd0e7b3477adcd9b1bd381f0cf4860b6d2a80357cd92da51acf75bf647
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

accept-language
de-DE,de;q=0.9
Referer
https://centuryofbio.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.90 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
date
Tue, 06 Jun 2023 17:45:34 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
Tue, 06 Jun 2023 16:44:32 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
Tue, 06 Jun 2023 17:45:34 GMT
https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F711f23d0-af50-48f0-861e-49e12409ca08_256x256.png
substackcdn.com/image/fetch/w_88,c_limit,f_auto,q_auto:good,fl_progressive:steep/ 		8 KB
9 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://substackcdn.com/image/fetch/w_88,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F711f23d0-af50-48f0-861e-49e12409ca08_256x256.png
Requested by
Host: centuryofbio.com
URL: https://centuryofbio.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:4400:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
imgproxy /
Resource Hash
2c2d29de4c8715cb572f9a2695f6d817d3cf0b87667a323e209752a2d2f56812

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://centuryofbio.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.90 Safari/537.36

Response headers

date
Tue, 02 May 2023 20:17:42 GMT
via
1.1 afb3db4ac63e94a7684b97827417941c.cloudfront.net (CloudFront)
server
imgproxy
x-amz-cf-pop
FRA56-C1
age
3014872
etag
"KpEvGLcOf77HgKHSbtA4DR-5GlsPYs2nTXoNQFZEZZ4/RIjJiMTFjNTM4YzIyMmQ3Zjk4ZjkzYzBjNWZlMWEwNzQzIg"
x-cache
Hit from cloudfront
content-type
image/png
cache-control
public, max-age=31536000
content-disposition
inline; filename="711f23d0-af50-48f0-861e-49e12409ca08_256x256.png"
alt-svc
h3=":443"; ma=86400
content-length
8376
x-amz-cf-id
xB7VAG-eJ4jI6sJjb8vYNqFgvU41VgkK7meQJjcyhLEiwpWNcvnMxQ==
x-request-id
a0Jt_OstiT_JjflrJdMRF
https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F711f23d0-af50-48f0-861e-49e12409ca08_256x256.png
substackcdn.com/image/fetch/w_264,c_limit,f_webp,q_auto:best,fl_progressive:steep/ 		13 KB
14 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://substackcdn.com/image/fetch/w_264,c_limit,f_webp,q_auto:best,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F711f23d0-af50-48f0-861e-49e12409ca08_256x256.png
Requested by
Host: centuryofbio.com
URL: https://centuryofbio.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:4400:4:b4b9:d3c0:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
imgproxy /
Resource Hash
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Full URL
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date
Tue, 06 Jun 2023 17:45:35 GMT
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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
de-DE,de;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/114.0.5735.90 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 06 Jun 2023 17:45:36 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
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/
www.google.com/pagead/1p-user-list/316245675/ 		42 B
109 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.google.com/pagead/1p-user-list/316245675/?random=1686073535868&cv=11&fst=1686070800000&bg=ffffff&guid=ON&async=1&gtm=45be35v0h1&u_w=1600&u_h=1200&url=https%3A%2F%2Fcenturyofbio.com%2F&frm=0&tiba=The%20Century%20of%20Biology%20%7C%20Elliot%20Hershberg%20%7C%20Substack&data=event%3Dgtag.config&fmt=3&is_vtc=1&random=1658760021&rmt_tld=0&ipr=y
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:828::2004 Frankfurt am Main, Germany, 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
de-DE,de;q=0.9
Referer
https://centuryofbio.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.90 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 06 Jun 2023 17:45:36 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.de/pagead/1p-user-list/316245675/ 		42 B
456 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.google.de/pagead/1p-user-list/316245675/?random=1686073535868&cv=11&fst=1686070800000&bg=ffffff&guid=ON&async=1&gtm=45be35v0h1&u_w=1600&u_h=1200&url=https%3A%2F%2Fcenturyofbio.com%2F&frm=0&tiba=The%20Century%20of%20Biology%20%7C%20Elliot%20Hershberg%20%7C%20Substack&data=event%3Dgtag.config&fmt=3&is_vtc=1&random=1658760021&rmt_tld=1&ipr=y
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80f::2003 Frankfurt am Main, Germany, 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
de-DE,de;q=0.9
Referer
https://centuryofbio.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.90 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 06 Jun 2023 17:45:36 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

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

17 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 boolean| credentialless object| onbeforetoggle object| onscrollend object| Sentry object| _preloads object| _analyticsConfig object| DD_RUM object| webpackJsonp function| I object| localGaDataLayer function| gtag function| __captchaOnloadCallback object| __cfBeacon object| google_tag_manager object| google_tag_data object| GooglebQhCsO

11 Cookies

Domain/Path Name / Value
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Value: %22b24ea030-1744-4b4f-8705-3ddb567a1ebc%22
.centuryofbio.com/ Name: ajs_anonymous_id
Value: %22b24ea030-1744-4b4f-8705-3ddb567a1ebc%22
.centuryofbio.com/ Name: visit_id
Value: %7B%22id%22%3A%220cd8e4fc-5f53-4ef1-bf89-a24757d5d8d4%22%2C%22timestamp%22%3A%222023-06-06T17%3A45%3A35.097Z%22%7D
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Value: %2275208c9c-3135-4513-92fb-c34b0f3167ff%22
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Value: sPs5ZdFxrmbn5O8wBe4aYjOHoVq9I1OSbW2Vgu.U9F8-1686073535-0-AYBIz9HLHObXHMgs+GiApnJNwTc2wcRuxSaSag4vdgfgP8ceDRge/eDyBRHIIjoVCXYxi9JWDd5axTMEUMiu0gs=
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Value: pjZoY1IN6r9EMWghrBi3YJhsYRMFHZNRlAF3P15yX2Med4WlJFgePCAJabH6RTK4XdqzIrhbfg93DcF/5turY4YKGD9LlNiSRrQtUxK367TgmBK7pE1Dad6hE177aV306WuZ/v8HnQ7pRyI3Wx2BGpYYPqz88Zgr9vLbASu+1zGZ
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.centuryofbio.com/ Name: _gcl_au
Value: 1.1.1764318413.1686073536
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Value: CheckForPermission
centuryofbio.com/ Name: _dd_s
Value: rum=0&expire=1686074435034

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.

centuryofbio.com
cloudflareinsights.com
fonts.googleapis.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.google.de
www.googletagmanager.com
substack.com
13.225.83.103
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