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Verify event contact emails from DMs

Check a single attendee address while the event context and reason for reaching out are still nearby.

Trigger

Direct Message Received

Triggered when a new direct message (DM) is sent to a user in Slack. Catches all DMs across all DM channels.

Action

Verify Email

Tool to verify a single email address in real-time. use when validating email entry form inputs instantly.

Why this helps

Post-event follow-up is already a collection of small steps, and email checking can be easy to postpone.

  • Check one attendee email in real time.
  • Keep the event context next to the verification request.
  • Make the next follow-up step clearer.

Setup

Build it in a few focused steps.

  • 1Connect Slack and Bouncer to Notis once through the portal.
  • 2Create an automation in the portal or ask Notis in plain language.
  • 3In one instruction, ask Notis to verify one attendee email explicitly shared for event follow-up in a DM.
  • 4Pick Direct Message Received and choose where run reports should appear.
  • 5Test with a real DM containing one event contact address.

Questions about this workflow

Can this handle a list of attendees?

This workflow checks one address. Use a batch request for a list.

Does the action send an email?

No. Verify Email checks an address and returns verification information.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link Slack to Bouncer. A trigger fires from one place; an action lands in another.

Slack triggers

Bouncer actions

Recurring trigger

Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.

TriggerScheduled

Check Toxicity List Job Status

Tool to check the status of a specific toxicity list job. use after creating a toxicity list job to poll its status until completion.

ActionInstant

Webhook trigger

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

TriggerInstant

Create Batch Request

Tool to initiate a batch email verification request. use when you have multiple emails to verify in one api call. returns a batch id and initial status.

ActionInstant

New Channel Created Trigger

Triggered when a new channel is created in Slack.

TriggerInstant

Create Toxicity List Job

Tool to create a toxicity analysis job for a list of email addresses. use when you need to batch-process toxicity checks for multiple emails at once.

ActionInstant

Channel Message Received

Triggered when a message is posted in a Slack channel (public, private, or multi-party IM). Does NOT match direct messages.

TriggerInstant

Delete batch request

Tool to delete a batch verification request. use when you need to remove all associated emails and results for a specific batch after confirming that the batch data is no longer required.

ActionInstant

Direct Message Received

Triggered when a new direct message (DM) is sent to a user in Slack. Catches all DMs across all DM channels.

TriggerInstant

Delete Toxicity List Job

Tool to delete a specific toxicity list job. use when you need to remove a completed or unwanted toxicity analysis job after confirming its id.

ActionInstant

Message Reaction Added

Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.

TriggerInstant

Finish Batch

Tool to mark a batch verification process as finished. use after batch processing completes to stop further verifications and reclaim unused credits.

ActionInstant

Message Reaction Removed

Triggered when a reaction is removed from a message in Slack. Supports optional filtering by channel and emoji name.

TriggerInstant

Get Batch Results

Tool to retrieve the results of a batch verification process. use after submitting a batch to fetch all processed email verification outcomes.

ActionInstant

Reaction Added Trigger

DEPRECATED: use `SLACK_MESSAGE_REACTION_ADDED` instead. Triggered when a reaction is added to a message in Slack.

TriggerInstant

Verify Domain

Tool to verify the validity and configuration of a domain. use when you need to confirm the domain's mx records and catch-all behavior.

ActionInstant

Connect any two apps with Notis in the middle.

Slack and Bouncer, or any other combination from 1,000+ integrations.

When this happens · Trigger

Do this · Action

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