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.
LetsEncrypt Usage Statistics · Download List of All Websites using LetsEncrypt
Let’s Encrypt is a free open Certificate Authority.
Root Authority
HSTS Usage Statistics · Download List of All Websites using HSTS
Forces browsers to only communicate with the site using HTTPS.
Common Name Invalid Usage Statistics · Download List of All Websites using Common Name Invalid
The Common Name/SAN value of this websites SSL certificate does not correspond to the domain name.
nginx Usage Statistics · Download List of All Websites using nginx
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Nginx 1.12 Usage Statistics · Download List of All Websites using Nginx 1.12
Nginx version 1.12.*
Last technology detected on 31st March 2024. We know of 6 technologies on this page and 0 technologies removed from serdia.ind.br since 25th August 2019. Link to this page.
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