Combined email authentication audit
combined email auth audit · email auth checker · spf dkim dmarc
Combined email authentication audit. Email Auth Checker runs SPF at the domain apex, DMARC at _dmarc.<domain>, and DKIM for each selector you provide in one coordinated report. Shareable result URLs keep domain and optional selectors in the query string so support teams can reopen the same audit without retyping.
By DN01 Email Team
Email Auth Checker runs SPF at the domain apex, DMARC at _dmarc.<domain>, and DKIM for each selector you provide in one coordinated report. The summary score counts how many layers pass: a valid SPF TXT, a valid DMARC policy, and at least one valid DKIM selector. combined email authentication audit. Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement.
The summary score counts how many layers pass: a valid SPF TXT, a valid DMARC policy, and at least one valid DKIM selector. Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement. combined email authentication audit. Partial passes are common during migrations — fix SPF includes and DKIM signing before tightening DMARC from p=none to quarantine or reject.
Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement. Partial passes are common during migrations — fix SPF includes and DKIM signing before tightening DMARC from p=none to quarantine or reject. combined email authentication audit. Each layer links to the dedicated SPF, DMARC, and DKIM tools on DN01 when you need a deep dive on one record.
Partial passes are common during migrations — fix SPF includes and DKIM signing before tightening DMARC from p=none to quarantine or reject. Each layer links to the dedicated SPF, DMARC, and DKIM tools on DN01 when you need a deep dive on one record. combined email authentication audit. Shareable result URLs keep domain and optional selectors in the query string so support teams can reopen the same audit without retyping.
Each layer links to the dedicated SPF, DMARC, and DKIM tools on DN01 when you need a deep dive on one record. Shareable result URLs keep domain and optional selectors in the query string so support teams can reopen the same audit without retyping. combined email authentication audit. Email Auth Checker runs SPF at the domain apex, DMARC at _dmarc.<domain>, and DKIM for each selector you provide in one coordinated report.
Combined email authentication audit — 1
Email Auth Checker runs SPF at the domain apex, DMARC at _dmarc.<domain>, and DKIM for each selector you provide in one coordinated report. Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement. Each layer links to the dedicated SPF, DMARC, and DKIM tools on DN01 when you need a deep dive on one record.
The summary score counts how many layers pass: a valid SPF TXT, a valid DMARC policy, and at least one valid DKIM selector. Partial passes are common during migrations — fix SPF includes and DKIM signing before tightening DMARC from p=none to quarantine or reject. Shareable result URLs keep domain and optional selectors in the query string so support teams can reopen the same audit without retyping.
Combined email authentication audit — 2
The summary score counts how many layers pass: a valid SPF TXT, a valid DMARC policy, and at least one valid DKIM selector. Partial passes are common during migrations — fix SPF includes and DKIM signing before tightening DMARC from p=none to quarantine or reject. Shareable result URLs keep domain and optional selectors in the query string so support teams can reopen the same audit without retyping.
Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement. Each layer links to the dedicated SPF, DMARC, and DKIM tools on DN01 when you need a deep dive on one record. Email Auth Checker runs SPF at the domain apex, DMARC at _dmarc.<domain>, and DKIM for each selector you provide in one coordinated report.
Combined email authentication audit — 3
Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement. Each layer links to the dedicated SPF, DMARC, and DKIM tools on DN01 when you need a deep dive on one record. Email Auth Checker runs SPF at the domain apex, DMARC at _dmarc.<domain>, and DKIM for each selector you provide in one coordinated report.
Partial passes are common during migrations — fix SPF includes and DKIM signing before tightening DMARC from p=none to quarantine or reject. Shareable result URLs keep domain and optional selectors in the query string so support teams can reopen the same audit without retyping. The summary score counts how many layers pass: a valid SPF TXT, a valid DMARC policy, and at least one valid DKIM selector.
Combined email authentication audit — 4
Partial passes are common during migrations — fix SPF includes and DKIM signing before tightening DMARC from p=none to quarantine or reject. Shareable result URLs keep domain and optional selectors in the query string so support teams can reopen the same audit without retyping. The summary score counts how many layers pass: a valid SPF TXT, a valid DMARC policy, and at least one valid DKIM selector.
Each layer links to the dedicated SPF, DMARC, and DKIM tools on DN01 when you need a deep dive on one record. Email Auth Checker runs SPF at the domain apex, DMARC at _dmarc.<domain>, and DKIM for each selector you provide in one coordinated report. Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement.
Combined email authentication audit — 5
Each layer links to the dedicated SPF, DMARC, and DKIM tools on DN01 when you need a deep dive on one record. Email Auth Checker runs SPF at the domain apex, DMARC at _dmarc.<domain>, and DKIM for each selector you provide in one coordinated report. Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement.
Shareable result URLs keep domain and optional selectors in the query string so support teams can reopen the same audit without retyping. The summary score counts how many layers pass: a valid SPF TXT, a valid DMARC policy, and at least one valid DKIM selector. Partial passes are common during migrations — fix SPF includes and DKIM signing before tightening DMARC from p=none to quarantine or reject.
| Layer | Meaning |
|---|---|
| SPF | Email Auth Checker runs SPF at the domain apex, DMARC at _dmarc.<domain>, and DKIM for each selector you provide in one coordinated report. |
| DMARC | Partial passes are common during migrations — fix SPF includes and DKIM signing before tightening DMARC from p=none to quarantine or reject. |
| DKIM | Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement. |
| Summary | The summary score counts how many layers pass: a valid SPF TXT, a valid DMARC policy, and at least one valid DKIM selector. |
Frequently asked questions
- Combined email authentication audit
Email Auth Checker runs SPF at the domain apex, DMARC at _dmarc.<domain>, and DKIM for each selector you provide in one coordinated report. The summary score counts how many layers pass: a valid SPF TXT, a valid DMARC policy, and at least one valid DKIM selector.
- DN01
Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement. Each layer links to the dedicated SPF, DMARC, and DKIM tools on DN01 when you need a deep dive on one record.
- DMARC
Partial passes are common during migrations — fix SPF includes and DKIM signing before tightening DMARC from p=none to quarantine or reject. Shareable result URLs keep domain and optional selectors in the query string so support teams can reopen the same audit without retyping.
- Selectors
Default DKIM selectors include google, selector1, k1, s1, and default, but you should add your ESP or Microsoft 365 selector before enforcement. Each layer links to the dedicated SPF, DMARC, and DKIM tools on DN01 when you need a deep dive on one record.