URL Inspection: https://twittercommunity.com

Registrar	MarkMonitor MarkMonitor is a domain registrar and brand protection company that specializes in enterprise domain management and brand security.
Description: MarkMonitor is a domain registrar and brand protection company that specializes in enterprise domain management and brand security. It provides domain registration, domain portfolio management, brand monitoring, and anti-counterfeiting services for large corporations. View full details
Evidence: • WHOIS Registrar: MarkMonitor Inc. MarkMonitor, Inc.

Web Server	Nginx Nginx is a high-performance, open-source web server and reverse proxy server.
Description: Nginx is a high-performance, open-source web server and reverse proxy server. It's known for its low memory footprint, high concurrency, and ability to handle large numbers of simultaneous connections. Nginx is widely used as a web server, load balancer, and reverse proxy for modern web applications. View full details
Evidence: • Header Server: nginx

Security	Agari Agari (now part of Proofpoint) is an email security platform that protects organizations from email-based attacks using machine learning and identity-based authentication.
Description: Agari (now part of Proofpoint) is an email security platform that protects organizations from email-based attacks using machine learning and identity-based authentication. It provides protection against phishing, business email compromise (BEC), and other email threats by analyzing email authentication and behavior patterns. View full details
Evidence: • DMARC RUA: mailto:d@rua.agari.com • DMARC RUF: mailto:d@ruf.agari.com

Certificate Authority	Let's Encrypt Let's Encrypt is a free, automated, and open certificate authority run by the Internet Security Research Group (ISRG).
Description: Let's Encrypt is a free, automated, and open certificate authority run by the Internet Security Research Group (ISRG). It provides free SSL/TLS certificates to enable encrypted HTTPS on websites, making web security accessible to everyone. It's one of the most widely used certificate authorities globally. View full details
Evidence: • SSL Certificate Issuer: C=US, O=Let's Encrypt, CN=R13