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Email Security & Trust

Right now, anyone on the internet can send email pretending to be your company — to your clients, your bank, your own staff. Our Email Trust Verification locks down your domain identity, kills spoofing at the source, and as a bonus lifts your real emails' inbox placement by up to 40%.

04 / EMAIL SECURITY & TRUST

Make sure every email from you is really from you.

DMARC EnforcedSpoofing Blocked+40% Inbox Rate
DM

Email Trust Verification

We set up and enforce SPF, DKIM, and DMARC so only your real mail can claim to be from your domain.

PH

Anti-Phishing Filtering

Inbound mail screened for impersonation, malicious links, and weaponized attachments before it reaches a human.

IN

Deliverability Optimization

Properly authenticated mail lands in inboxes, not spam — clients typically see inbox rates climb up to 40%.

BL

Domain & Blacklist Monitoring

Continuous watch over major blacklists and your domain's sender reputation — with alerts the moment anything drifts.

RP

DMARC Reporting

Human-readable reports showing exactly who's sending mail as you — legitimate partners and impostors alike.

AR

Email Archiving & Retention

Tamper-proof archives with retention policies that satisfy legal holds and industry regulations.

Technical deep dive Expand

We enforce the full authentication stack. SPF publishes an authorized-sender list (kept under the 10-lookup limit via flattening where needed). DKIM cryptographically signs outbound mail with 2048-bit keys, rotated on schedule. DMARC ties them together with alignment checks — we move you through a monitored rollout from p=none to p=quarantine to p=reject, so nothing legitimate breaks along the way.

SPFFlattened, < 10 lookups
DKIM2048-bit, scheduled rotation
DMARCnone → quarantine → reject
ReportingRUA aggregate + RUF parsing
Blacklists60+ monitored, 24/7
Inbox LiftUp to +40%
  • Third-party senders (CRMs, marketing tools, invoicing) inventoried and aligned before enforcement
  • MTA-STS and TLS reporting configured for transport-layer protection
  • Free self-serve check anytime with our Domain Health Check tool
FAQ / COMMON QUESTIONS

Email security, answered plainly.

What are SPF, DKIM and DMARC?Answer

They are the three email authentication standards that prove a message really came from your domain. SPF lists the servers allowed to send your mail, DKIM cryptographically signs each message, and DMARC tells receiving servers what to do with mail that fails those checks. Without an enforced DMARC policy, anyone can send email that appears to come from your company.

Will enforcing DMARC break our legitimate email?Answer

Not when it's rolled out in stages. Xaccel first inventories and aligns every third-party sender (CRMs, marketing platforms, invoicing tools), then moves your policy from p=none to p=quarantine to p=reject while monitoring DMARC reports, so nothing legitimate is blocked along the way.

Does email authentication improve deliverability?Answer

Yes. Properly authenticated mail is far less likely to land in spam — Xaccel clients typically see inbox placement rise by up to 40%.

How can I check my domain's email security?Answer

Run Xaccel's free Domain Health Check to test SPF, DKIM, DMARC and blacklist status in seconds. Managed clients also get 24/7 monitoring across 60+ blacklists plus MTA-STS and TLS reporting.

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