MailboxValidator
for LuumenAI
Check an email address for syntax, deliverability, and provider type
Ask about any address and get an answer in the terminal. MAILBOXVALIDATOR_VALIDATE_EMAIL runs syntax, domain, mail-server, and reputation checks in one pass. MAILBOXVALIDATOR_CHECK_DISPOSABLE_EMAIL and MAILBOXVALIDATOR_CHECK_FREE_EMAIL tell you if the domain is throwaway or consumer-grade. Connect with an API key. These tools read only.
The MailboxValidator toolbox
3 tools, all read-only. They answer instantly, and every call is logged.
- ReadCheck Disposable EmailCheck whether one email address uses a disposable email provider.
- ReadCheck Free EmailCheck whether one email address uses a free email provider.
- ReadValidate EmailRun comprehensive syntax, domain, mail-server, reputation, and provider checks on one email address.
Questions
Authorize once with API token. Luumen lists the scopes each action needs before you approve the connection, and credentials never appear in the chat.
No. Every one of the 3 tools LuumenAI has for MailboxValidator is read-only, so it can answer questions from MailboxValidator but cannot change anything in it. Reads are not gated — they answer immediately, and each one is recorded on the audit trail with the actor and the result.
You decide. Access is granted per agent, skill, and team, and per environment — production is not staging.
Every call to MailboxValidator is recorded with the actor, the input, and the result, and can be linked to the ticket or change record.
Often connected alongside
All integrations
SlackRead the incident thread; post updates and approvals back.
GmailVendor and alert mail as context; replies drafted for review.
Microsoft TeamsRead Teams channels and chats for context, then make membership changes as approved steps.
DiscordRead Discord command permissions and app context, then change them with approvalPut MailboxValidator to work with Luumen
Connect in minutes. Every action scoped, approved, and audited from day one.