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Ground Truths | Eric Topol | Substack

Domain Summary

What percent of global Internet users visit Erictopol.substack.com?

• 6.43E-5% of global Internet users visit Erictopol.substack.com

How many people visit Erictopol.substack.com each day?

• Erictopol.substack.com receives approximately 3.2K visitors and 6,019 page impressions per day.

Which countries does Erictopol.substack.com receive most of its visitors from?

• Erictopol.substack.com is mostly visited by people located in United States,United Kingdom,Canada.

How much Erictopol.substack.com can earn?

• Erictopol.substack.com should earn about $26.24/day from advertising revenue.

What is Erictopol.substack.com estimated value?

• Estimated value of Erictopol.substack.com is $20,459.64.

What IP addresses does Erictopol.substack.com resolve to?

• Erictopol.substack.com resolves to the IP addresses 2606:4700:4400::6812:25c8, 172.64.150.56.

Where are Erictopol.substack.com servers located in?

• Erictopol.substack.com has servers located in San Francisco, California, 94107, United States.

erictopol.substack.com Profile

Title:Ground Truths | Eric Topol | Substack Description:Facts, data and analytics about biomedical matters. Click to read Ground Truths, a Substack publication with hundreds of thousands of subscribers.
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What technologies does erictopol.substack.com use?

These are the technologies used at erictopol.substack.com. erictopol.substack.com has a total of 9 technologies installed in 9 different categories.
CDN
CloudFlare CloudFlare
Security
Cloudflare Bot Management Cloudflare Bot Management
HSTS HSTS
Analytics
Cloudflare Browser Insights Cloudflare Browser Insights
RUM
Cloudflare Browser Insights Cloudflare Browser Insights
Web Frameworks
Express Express
Web Servers
Express Express
Miscellaneous
HTTP/3 HTTP/3
Open Graph Open Graph
Blogs
Substack Substack
Programming Languages
Node.js Node.js

erictopol.substack.com Traffic Analysis

This website is viewed by an estimated 3.2K visitors daily, generating a total of 6K pageviews. This equates to about 96.1K monthly visitors.
Daily Visitors3.2K
Monthly Visits96.1K
Pages per Visit1.90
Visit duration03:01
Bounce Rate58.59%
Is this your site?Verify your site's metrics.
Daily Unique Visitors:
3,171
Monthly Visits:
96,081
Pages per Visit:
1.90
Daily Pageviews:
6,019
Avg. visit duration:
03:01
Bounce rate:
58.59%
Global Reach:
6.43E-5%
Monthly Visits (SimilarWeb):
97,060
HypeRank:
n/a
*All traffic values are estimates only.

Total Visits Last 3 Months

118.7K
FEB
96.1K
MAR
96.1K
APR

Visitors by country

Country
Users%
 
United States 69.73%
 
United Kingdom 6.79%
 
Canada 4.12%
 
India 3.31%
 
Belgium 3.03%
Last update was 182 days ago
     
This can take up to 60 seconds. Please wait...

*HypeStat.com is not promoting or affiliated with substack.com in any way. Only publicly available statistics data are displayed.

  ▼

SEMrush is a complete on line advertising and marketing platform that gives a extensive variety of gear and functions to help companies and entrepreneurs in enhancing their on line visibility and optimizing their virtual advertising and marketing strategies.
SemRushSemRush
Domain:
  erictopol.substack.com
Rank:
(Rank based on keywords, cost and organic traffic)
  n/a
Organic Keywords:
(Number of keywords in top 20 Google SERP)
  0
Organic Traffic:
(Number of visitors coming from top 20 search results)
  0
Organic Cost:
((How much need to spend if get same number of visitors from Google Adwords)
  $0.00
Full SEMrush Report >>

Revenue report ▼

Google.com would generate approximately $26.2 per day if the source of income were advertisements, which equates to an estimated monthly revenue of $787.2 and annual gross revenue of approximately $9.6K. Based on these figures, the site's net worth is estimated at around $20.5K.

How much would erictopol.substack.com make?

Daily Revenue:
$26.24
Monthly Revenue:
$787.20
Yearly Revenue:
$9,577.60
*All earnings values are estimates only.

Daily earning by country

 
CountryPageviewsEarning
 
United States 4,197$20.27
 
Canada 248$1.50
 
United Kingdom 409$1.09
 
Belgium 182$0.10
 
India 199$0.08

Loss of money due to Adblock?

Daily Revenue Loss:
$4.23
Monthly Revenue Loss:
$126.95
Yearly Revenue Loss:
$1,544.59
Daily Pageviews Blocked:
960
Monthly Pageviews Blocked:
28,812
Yearly Pageviews Blocked:
350,546

Daily revenue loss by country

 
CountryBlockedLost Money
 
United States 755$3.65
 
Canada 62$0.37
 
United Kingdom 65$0.18
 
India 56$0.02
 
Belgium 22$0.01

How much is erictopol.substack.com worth?

Website Value:
$20.5K

Ad Experience Report ▼

Summary of the ad experience rating of a website for a specific platform.

Mobile summary

Root domain:
substack.com
Ad filtering:
(Chrome is not filtering ads on your site.)
Off
Status:
(The status of the site that is reviewed for the Better Ads Standards.)
Not reviewed

Desktop summary

Root domain:
substack.com
Ad filtering:
(Chrome is not filtering ads on your site.)
Off
Status:
(The status of the site that is reviewed for the Better Ads Standards.)
Not reviewed

Abusive Experience Report ▼

Summary of the abusive experience rating of a website.
Root domain:
substack.com
Enforcement:
(Chrome is not preventing your site from opening new windows or tabs.)
Off
Status:
(The status of the site reviewed for the abusive experiences.)
Not reviewed

Where is erictopol.substack.com hosted? ▼

Erictopol.substack.com may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.

How fast does erictopol.substack.com load? ▼

The average loading time of erictopol.substack.com is 137 ms.
Average Load Time:
137 ms

Does erictopol.substack.com use compression? ▼

Website compression is the process of reducing the size of website files, such as HTML, CSS, JavaScript, and image files, to improve website performance and load times. Compressing website files can significantly reduce the amount of data that needs to be transferred from the server to the user's browser, resulting in faster page load times and improved user experience. Files on erictopol.substack.com are reduced by 80%.
erictopol.substack.com use br compression.
Original size: 113.45 KB
Compressed size: 21.76 KB
File reduced by: 91.69 KB (80%)

Google Safe Browsing ▼

Google Safe Browsing is a service provided by Google that helps protect users from visiting websites that may contain malicious or harmful content, such as malware, phishing attempts, or deceptive software.
This site is not currently listed as suspicious

SSL Checker - SSL Certificate Verify ▼

An SSL (Secure Sockets Layer) certificate is a digital certificate that establishes a secure encrypted connection between a web server and a user's web browser. It provides authentication and encryption, ensuring that data transmitted between the server and the browser remains private and protected. erictopol.substack.com supports HTTPS.
 erictopol.substack.com supports HTTPS
     
Verifying SSL Support. Please wait...
Common Name: substack.com
Organization:
Location:
Issuer: WE1
Valid from: Apr 6 00:58:51 2025 GMT
Valid until: Jul 5 01:58:49 2025 GMT
Authority: CA:FALSE
Keysize:
Common Name: WE1
Organization: Google Trust Services
Location: US
Issuer: GTS Root R4
Valid from: Dec 13 09:00:00 2023 GMT
Valid until: Feb 20 14:00:00 2029 GMT
Authority: CA:TRUE
Keysize:
Common Name: GTS Root R4
Organization: Google Trust Services LLC
Location: US
Issuer: GlobalSign Root CA
Valid from: Nov 15 03:43:21 2023 GMT
Valid until: Jan 28 00:00:42 2028 GMT
Authority: CA:TRUE
Keysize:

Verify HTTP/2 Support ▼

HTTP/2 (Hypertext Transfer Protocol version 2) is a major revision of the HTTP protocol, which is the foundation of data communication on the World Wide Web. It was developed as an improvement over the previous HTTP/1.1 version to enhance web performance and efficiency.
 erictopol.substack.com supports HTTP/2
     
Verifying HTTP/2.0 Support. Please wait...

Http Header ▼

HTTP headers are extra portions of records despatched among a consumer (which include an internet browser) and a server at some stage in an HTTP request or response. They offer instructions, metadata, or manipulate parameters for the conversation among the consumer and server. 
date: Thu, 22 May 2025 21:52:01 GMT
content-type: text/html; charset=utf-8
cf-ray: 943f89c88e0a22e8-ORD
cf-cache-status: HIT
cache-control: no-cache
link: <https://substackcdn.com>; rel=preconnect
set-cookie: ab_experiment_sampled=%22false%22; Max-Age=31536000; Domain=substack.com; Path=/; Expires=Fri, 22 May 2026 21:52:01 GMT; HttpOnly; Secure; SameSite=Lax
strict-transport-security: max-age=31536000
vary: Accept-Encoding
content-security-policy: frame-ancestors 'self' https://*.substack.com https://substack.com
x-cluster: substack
x-deploy: f35dedc0cb
x-powered-by: Express
x-served-by: Substack
x-service: web
x-sub: erictopol
set-cookie: ab_testing_id=%22e53c9821-3aa7-4b51-bd1a-ec81bc3d16b9%22; Max-Age=31536000; Domain=substack.com; Path=/; Expires=Fri, 22 May 2026 21:52:01 GMT; HttpOnly; Secure; SameSite=Lax
set-cookie: __cf_bm=OcANQdOebR3WHCs4y1bJs.ThnkB2mFzO9P1QJjJgUog-1747950721-1.0.1.1-zK.beo2_G2BPtY9bt8BdSOD7x4WrBrnfWuom3ISdT4OH4iLxcrxyDZlId04wyBTPjl2fRcJo8GJ1X9ubJBcY06fM5yCmcsDhSrHtHP07Ypc; path=/; expires=Thu, 22-May-25 22:22:01 GMT; domain=.substack.com; HttpOnly; Secure; SameSite=None
server: cloudflare
content-encoding: br
alt-svc: h3=":443"; ma=86400

DNS Lookup ▼

DNS entries (Domain Name System) are a critical component of the Internet infrastructure. They act as directories that translate human-readable domain names (such as example.com) to machine-readable IP addresses. DNS records are stored on DNS servers and help forward internet traffic efficiently.
Type Ip Target/Txt TTL
AAAA 2606:4700:4400::ac40:9638 291
AAAA 2606:4700:4400::6812:25c8 291
A 104.18.37.200 291
A 172.64.150.56 291