Protect your sender reputation with automation
Swiftask integrates MailboxValidator to clean your lists in real-time. Automatically eliminate risky addresses before every campaign.
Result:
Maintain high deliverability and prevent your domains from being blocked by ISPs.
AI Agents
mailboxvalidator
Connector mailboxvalidator · Secure OAuth 2.0
The risks of an unverified email list
Sending campaigns to invalid or risky addresses is the fastest way to degrade your reputation. Email servers detect these errors, increase your bounce rate, and eventually mark your emails as spam.
Main negative impacts:
High bounce rates
Emails sent to non-existent addresses generate hard bounces that immediately alert ISPs about your list quality.
Blacklisting risk
A degraded reputation leads to severe filtering or even complete blocking of your sending domain by email platforms.
Revenue loss
If your messages land in spam, your open and conversion rates drop drastically, directly impacting your marketing ROI.
Swiftask automates filtering via MailboxValidator. Each new address is validated instantly, ensuring only qualified prospects receive your communications.
BEFORE / AFTER
What changes with Swiftask
Manual bounce management
You send a campaign to an unverified list. Hundreds of messages bounce. Your marketing team has to manually clean the files afterward. The damage is done: your reputation is tarnished.
Proactive protection with Swiftask
As soon as a contact is added, Swiftask queries MailboxValidator. Invalid addresses are automatically excluded. Your campaign is sent only to healthy addresses, protecting your domain.
Secure your sends in 4 steps
1
STEP 1 : Connect MailboxValidator
Integrate your MailboxValidator API key into Swiftask via our secure connector management interface.
2
STEP 2 : Define your workflow
Create a Swiftask agent that triggers verification when a prospect is added to your CRM or database.
3
STEP 3 : Apply filtering rules
Configure the agent to reject or flag 'risky' or 'invalid' addresses returned by the API.
4
STEP 4 : Automate cleaning
The agent cleans your lists automatically in real-time without any human intervention.
Intelligent verification capabilities
The agent evaluates the validity score, syntax, domain existence, and the presence of 'catch-all' or 'disposable emails' for each contact.
- Target connector: The agent performs the right actions in mailboxvalidator based on event context.
- Automated actions: Real-time validation, CRM status updates, automatic exclusion of dangerous contacts, list health reports.
- Native governance: All verification logs are stored in Swiftask for complete transparency regarding your database quality.
Each action is contextualized and executed automatically at the right time.
Each Swiftask agent uses a dedicated identity (e.g. agent-mailboxvalidator@swiftask.ai ). You keep full visibility on every action and every sent message.
Key takeaway: The agent automates repetitive decisions and leaves high-value actions to your teams.
Immediate operational gains
Maximum deliverability
Reach your prospects' inboxes by eliminating sources of errors.
Resource efficiency
Stop paying for sends to non-existent addresses.
Brand peace of mind
Durable protection for your sending domain against ISP penalties.
Streamlined processes
Automation frees your teams from tedious list management tasks.
Reliable data
Ensure your marketing analytics are based on real, qualified data.
Security commitment
Swiftask applies enterprise-grade security standards for your mailboxvalidator automations.
- Encrypted processing: Data transiting between Swiftask and MailboxValidator is encrypted.
- GDPR compliant: Strict adherence to data protection standards during verification.
- Limited access: Granular control over access to verification tools.
- Full traceability: Complete history of verifications for every email address processed.
To learn more about compliance, visit the Swiftask governance page for detailed security architecture information.
RESULTS
Impact on your key metrics
| Metric | Before | After |
|---|---|---|
| Bounce rate | 5% to 15% | Less than 1% |
| Domain reputation | High risk | Optimal |
| Cleaning time | Several hours/week | Real-time automated |
| Open rate | Negatively impacted | Constant improvement |
Take action with mailboxvalidator
Maintain high deliverability and prevent your domains from being blocked by ISPs.