The server supports sending domain authentication technologies "DKIM" and "DMARC" to prevent unauthorized spam email sending (spoofing, etc.)

Core Server has started supporting email authentication technologies DKIM and DMARC on all servers from February 1, 2024. This enhancement enables the use of SPF, DKIM, and DMARC on servers, reducing the risk of false spam detections and spoofed junk emails. This update also aligns with recent guideline changes from Google and Yahoo!