SysHQ
Domainmail.syshq.net
StatusActive
RoleOutbound Mail
Mail Infrastructure

This domain sends
authenticated system email.

mail.syshq.net is a dedicated outbound mail infrastructure domain. Transactional notifications and system alerts sent from this origin are legitimate, cryptographically signed, and do not solicit replies.

Origin mail.syshq.net
Purpose

Transactional & System Mail

Automated notifications and system alerts only. No marketing. No unsolicited email.

Authentication

SPF · DKIM · DMARC

All outbound messages are cryptographically signed. Verify against published DNS records.

Inbound

No Inbound Accepted

This domain does not receive mail. Replies to system messages are unmonitored.

Authentication Records
SPF v=spf1 — Sending infrastructure authorized. Hard fail on unauthorized senders. Pass
DKIM Signed — Cryptographic signature on each message, verifiable via DNS public key. Active
DMARC p=reject — Unauthorized use of this domain is rejected. Aggregate reporting enabled. Enforced
rDNS PTR configured — Forward-confirmed reverse DNS on all sending IPs. Valid