SPF, DKIM and DMARC
Record current sender-domain authentication results in the live verification record.
← Email Sender Security
Email Sender Security · Email sender verification
High Security
High Security Email Verification
High Security: current domain authentication plus unique, expiring VEM codes bound to email Message-IDs.
Current seal appearance
This is a design preview, not an issued certificate.
Verification scopeEmail sender verification
Public statusLive and clickable
AvailabilityWorldwide
Approved term365 days
Why choose this seal
Benefits for email security
Verify SPF, DKIM and DMARC, with an optional high-security code tied to an individual email Message-ID.
Two security levels
Choose domain-level assurance or Message-ID-bound High Security verification.
Email-safe seal code
Use an image and link that works in common signatures and email templates.
Where this seal fits
Designed for real customer trust points
Use the seal where a visitor needs to compare the claim with a current public record. The issued embed code always links back to the live certificate.
Recommended for
High-risk billing communicationSensitive support instructionsMessages requiring Message-ID verification
Good placements
Email signatureBilling emailsSupport repliesTransactional templates
What this seal confirms
✓
✓
✓
High Security Email Verified
The sender domain has current SPF, DKIM and DMARC records
A unique, expiring VEM code was issued for the email Message-ID
The recipient can compare the Message-ID from the full email headers
Application information
Information normally required
The administrator controls these requirements and may request supporting evidence during the verification review.
Legal nameBusiness emailBusiness phoneBusiness descriptionAddress numberAddress line 1City / Suburb / LocalityState / Province / TerritoryPost code / ZIP codeCountry
What a visitor can check
The seal opens a live record, not a marketing image
The certificate gives the visitor enough context to decide whether the verification matches the website, organization, message or document they are reviewing.
Current status
See whether the seal is active, expired, suspended, revoked or due for an official recheck.
Registered subject
Compare the organization, website, licence, sender domain or document details with the claim being made.
Verification dates
Review when the check was completed, when it expires and whether automatic information is still fresh.
Website security
Where a website is registered, view the latest observed SSL expiry and TLS security result.
Questions about this seal
Know exactly what you are applying for
Open the category guide for broader setup examples and placement advice.
What does the High Security Email Verification confirm?+
The sender domain has current SPF, DKIM and DMARC records. A unique, expiring VEM code was issued for the email Message-ID. The recipient can compare the Message-ID from the full email headers.
How long can this seal remain active?+
The purchased term is 365 days from approval. Official evidence or licence expiry may shorten that date, but cannot extend it.
Where should the seal be displayed?+
Recommended locations include Email signature, Billing emails, Support replies, Transactional templates. It should always remain clickable so a visitor can open the live certificate.
What does this seal not guarantee?+
A valid VEM code is bound to one registered Message-ID, not the message body. Recipients should also confirm that their email service reports an aligned DKIM and DMARC pass.
Important limitation
Understand what the seal means
A valid VEM code is bound to one registered Message-ID, not the message body. Recipients should also confirm that their email service reports an aligned DKIM and DMARC pass.