No Security Risks Detected
This domain appears to be safe and secure
100%
Score
Disclaimer: This assessment is based on automated analysis of publicly available information. Results are for informational purposes only. For critical applications, consult security professionals.
Scan Information
Last checked:February 23, 2026 20:41:22
Target URL:https://readstacker.com/
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Page Information
Target URL
https://readstacker.com/
Page Title
Stacker — Your newsletters, beautifully delivered to Kindle
Site FaviconStatus
Active
Host Information
Domain
www.readstacker.com
Server
railway-edge
Country
United States
IP Address
151.101.2.15
ASN Information
54113
FASTLY
Technologies
Varnish
Caching
SSL Certificate
HTTPS Enabled
Secure
Certificate Issuer
R12
Valid From
2026-02-17 01:12:00
Valid Until
2026-05-18 01:11:59
Subject Name
www.readstacker.com
Performance Statistics
8
Total Requests
4
Domains
4
IP Addresses
293.77 KB
Transfer Size
Content Size303.63 KB
HTTP Headers
accept-ranges
bytes
content-length
2033
content-type
text/html; charset=utf-8
date
Mon, 23 Feb 2026 20:41:33 GMT
etag
"5296749e1942cc7d44b7718956ce6fef"
last-modified
Sat, 21 Feb 2026 00:52:14 GMT
server
railway-edge
via
1.1 varnish
x-cache
MISS
x-cache-hits
0
x-railway-cdn-edge
fastly/cache-fra-etou8220020-FRA
x-railway-edge
railway/europe-west4-drams3a
x-railway-request-id
kUHtqgnHTounAsvy0-QtfA
x-timer
S1771879293.129812,VS0,VE460
14 headers detected
Technology Stack Analysis
Varnish
Caching
Varnish is a reverse caching proxy.
External Links 0
Requested Domains 4
fonts.googleapis.com
Unknown Type
No category information available
fonts.gstatic.com
Unknown Type
No category information available
readstacker.com
Unknown Type
No category information available
www.readstacker.com
Subdomain
No category information available