DNS Gurus

SSL Verification Bypassed

The server's SSL certificate could not be verified. The inspection was completed using insecure mode. Data may be less reliable.

Reason:

Hostname Mismatch - certificate is issued for *.r-project.org, r-project.org, not for ftp.cran.r-project.org

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Open Cached · just now
UP

HTTP Status

200

Ping

98 ms

Technologies

3

Technologies Detected

Infrastructure & Network (1)

Web Server

SSL & Certificates (1)

Certificate Authority

Other (1)

Registrar

Metadata & SEO

Title
The Comprehensive R Archive Network
Language
en

Domain Owner Information

View Full WHOIS
Registrar
GANDI SAS
Created
October 27, 1999
26 years 12 days old
Expires
October 27, 2032
6 years 361 days left

SSL/TLS Certificate

View Full SSL Report
Issued By
C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Domain Validation Secure Server CA
Security Score
75 /100

Network & Hosting

View DNS Records
137.208.57.37 • AS1776
WU (Wirtschaftsuniversitaet Wien) - Vienna University of Economics and Business
Reverse DNS: cran.wu-wien.ac.at

CNAME Record

This domain is an alias for:

cran.wu-wien.ac.at

External Dependencies

No external dependencies found

Click "Show Internal" above to view same-domain resources

Inspected on November 29, 2025 at 04:34 UTC