SPF Usage Statistics · Download List of All Websites using SPF
The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.
DMARC Usage Statistics · Download List of All Websites using DMARC
A technical specification created by a group of organizations that want to help reduce the potential for email-based abuse
DMARC
DMARC None Usage Statistics · Download List of All Websites using DMARC None
The domain has a DMARC policy of 'None'. A policy of 'none' means this DMARC record will not affect the delivery of email, but it will provide reports on where your outbound email appears to be coming from.
SAKURA Internet Usage Statistics · Download List of All Websites using SAKURA Internet
Dedicated and shared hosting programs from Japan.
Dedicated Hosting · Japan hosting
SSL by Default Usage Statistics · Download List of All Websites using SSL by Default
The website redirects traffic to an HTTPS/SSL version by default.
LetsEncrypt Usage Statistics · Download List of All Websites using LetsEncrypt
Let’s Encrypt is a free open Certificate Authority.
Root Authority
Invalid Certificate Dates Usage Statistics · Download List of All Websites using Invalid Certificate Dates
The SSL certificate for this site has expired or is not active yet.
Apache Usage Statistics · Download List of All Websites using Apache
Apache has been the most popular web server on the Internet since April 1996.
Last technology detected on 2nd May 2025. We know of 9 technologies on this page and 41 technologies removed from vietquan.tokyo since 19th June 2017. Link to this page.
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