Verified Link

TwitterTwitter

Twitter Usage Statistics · Download List of All Websites using Twitter

The website mentions twitter.com in some form.

Affiliate Partner ResellerAffiliate Partner Reseller

Affiliate Partner Reseller Usage Statistics · Download List of All Websites using Affiliate Partner Reseller

The homepage mentions "affiliates", "partners" or "resellers" as a link on the homepage. Potentially an affiliate program provider.

Email Hosting Providers

SPFSPF

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.

SSL Certificates

HSTSHSTS

HSTS Usage Statistics · Download List of All Websites using HSTS

Forces browsers to only communicate with the site using HTTPS.

Common Name InvalidCommon Name Invalid

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.

Web Servers

nginxnginx

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.