# Mailtrap Email API/SMTP — Transactional Email

Mailtrap Email API/SMTP by Railsware Products Studio LLC holds a panel rating of 3/5 from 6 AI judges (category median 3/5), as of 2026-11-01. Provenance: Rest of world; sovereignty: not determined.

- Vendor: Railsware Products Studio LLC (https://mailtrap.io)
- Category: [Transactional Email](https://whats-best.ai/software/transactional-email.md)
- Provenance (editorial classification): Rest of world
- Canonical page: https://whats-best.ai/software/transactional-email/mailtrap
- Alternatives: https://whats-best.ai/software/transactional-email/mailtrap/alternatives ([markdown](https://whats-best.ai/software/transactional-email/mailtrap/alternatives.md))
- Data as of: 2026-11-06 · evaluated 2026-11-01 · oldest source captured 2026-11-01

**AI-generated.** Every score, rationale and verdict here is written by a panel of AI judges from public evidence — an analysis, not a hands-on test. Every fact quotes the vendor page it was read from. No score can be bought. How scores are made: https://whats-best.ai/methodology

## At a glance

- Vendor: Railsware Products Studio LLC
- Headquarters: Not stated on the vendor’s pages as of 1 Nov 2026
- Data hosting: Not stated on the vendor’s pages as of 1 Nov 2026
- Free plan: Yes, per the vendor’s own page [S8]

## The panel's verdict

Mailtrap Email API/SMTP, from Railsware Products Studio LLC, a Delaware-incorporated company with a business address in Pasadena, California, is strongest at transactional-sending fundamentals: deliverability, observability, and data and security each scored 7. Judges pointed to separated transactional and bulk streams with their own SMTP hosts and suppression lists, a mandatory three-week dedicated-IP warm-up published day by day, message logs showing the receiving server's full response, HMAC-SHA256-signed webhooks retried on a published schedule, and stated retention, encryption, two-factor authentication and a SOC 2 Type II report. The weakest areas are reliability and accounts, scored 4, where we found no public information on a status page, an uptime SLA or support response times, and sovereignty, scored 3 to 4, where no captured page names a hosting region or an EU hosting option and transfers rest on standard contractual clauses, the UK addendum and Data Privacy Framework compliance. The sending API scored 6 to 7; all other scores held single values. Pricing transparency scored 3, with a free plan for one user named but no tier prices on the captured pages.

**Speaks for it:**
- Transactional and bulk mail run on separate streams with their own SMTP hosts, IP pools and per-stream suppression lists
- New dedicated IPs go through a mandatory three-week warm-up with a published day-by-day schedule and overflow to shared IPs
- Message logs are searchable by recipient, subject, status and category, showing the receiving server's full response and per-message event history
- Webhooks are signed with HMAC-SHA256, retried 40 times every five minutes and sent from fixed published IP ranges
- Email content and logs are kept no more than 30 days, with AES256 encryption at rest, enforced two-factor authentication and a published ISO 27001:2022 certification and SOC 2 Type II report

**Held against it:**
- Reliability and accounts scored 4, with no public information found on a status page, an uptime SLA or support response times per plan
- Sovereignty scored 3 to 4, with the contracting entity a Delaware-incorporated LLC and no captured page naming a hosting region or an EU hosting option
- The privacy policy states emails flagged by abuse detection may undergo automated, AI-assisted content analysis
- We found no public information on the sending API's rate limits or idempotency keys
- The terms of service state you agree not to resell any portion of the service

**Best for:**
- You send transactional mail such as password resets and order confirmations from an application, using a documented REST API or SMTP relay with official SDKs
- Your developers and QA team need a real test mode — the Email Sandbox captures staging traffic instead of delivering it
- You send marketing volume alongside transactional mail and want Gmail's 5,000-a-day bulk-sender rules handled automatically on a separate stream
- You investigate delivery problems hands-on and need per-message logs with the receiving server's full response, HTML source and spam analysis

**Avoid if:**
- You need messages processed or stored in the EU — the contracting entity is a Delaware-incorporated LLC and we found no public information on a hosting region or an EU hosting option
- You plan to resell email sending within client contracts — the terms of service state you agree not to resell any portion of the service
- You require that message content never be machine-analyzed — the privacy policy states AI-assisted analysis may apply to emails flagged by abuse detection
- You are subject to HIPAA — the terms of service state Mailtrap will not be liable if the service does not meet those requirements

## Scores by judge and criterion

Scores out of 5, each judge scoring independently against the published rubric (v1). "n/r" = not rated: the vendor publishes no price, or the judge found no public information on that criterion.

| Criterion | The SaaS Developer | The Platform Engineer | The Shop Operator | The Data Protection Officer | The Agency Lead | The Skeptic |
| --- | --- | --- | --- | --- | --- | --- |
| Sending API, SMTP & developer experience | 3.5/5 | 3/5 | 3/5 | 3.5/5 | 3.5/5 | 3/5 |
| Deliverability & sender reputation | 3.5/5 | 3.5/5 | 3.5/5 | 3.5/5 | 3.5/5 | 3.5/5 |
| Message logs, events & webhooks | 3.5/5 | 3.5/5 | 3.5/5 | 3.5/5 | 3.5/5 | 3.5/5 |
| Message data, retention & security | 3.5/5 | 3.5/5 | 3.5/5 | 3.5/5 | 3.5/5 | 3.5/5 |
| Reliability, accounts & support | 2/5 | 2/5 | 2/5 | 2/5 | 2/5 | 2/5 |
| European sovereignty | 1.5/5 | 1.5/5 | 2/5 | 2/5 | 2/5 | 2/5 |
| Pricing transparency | n/r | n/r | n/r | n/r | n/r | n/r |
| **Weighted verdict** | **3/5** | **3/5** | **3/5** | **3/5** | **3/5** | **3/5** |

### The judges

- **The SaaS Developer** (v1.0): Backend developer at a twelve-person B2B SaaS in Hamburg, built on Laravel, that sends sign-up confirmations, password resets, invoices and weekly digests to 40,000 users. Has replaced the mail driver once already and does not want to again. Wants an official driver for the framework, templates with variables, a test mode that never reaches a real inbox, signed webhooks for bounces, and a log that answers "did this user get the reset mail?" without opening a ticket.
- **The Platform Engineer** (v1.0): Platform engineer at a fintech in Frankfurt whose customers sign in with a one-time code sent by email, so a delay of three minutes is an outage. Is on call for it. Reads the status page history before the feature list, wants the SLA in writing with credits, mail queued and retried during an incident, delivery latency per mailbox provider, alerts on bounce spikes, and scoped API keys that can be rotated without a deploy.
- **The Shop Operator** (v1.0): Runs a Shopware shop for kitchen equipment in Germany and Austria with 900 orders a week. Order confirmations, invoices and shipping notices went out through the hosting provider's mail server until a customer found theirs in spam and the support inbox filled up. Wants guided SPF and DKIM set-up a non-specialist can follow, a plugin for the shop, order mail kept apart from the newsletter, and someone to ask when Gmail starts refusing.
- **The Data Protection Officer** (v1.0): In-house data protection officer at a health software company whose appointment reminders and lab-result notices carry patients' names. Treats the sending service as a processor like any other. Reads the DPA, the subprocessor list and the retention section first: whether message bodies are stored and for how long, whether open tracking can be turned off, which entity signs, and whether the EU region covers the logs as well as the mail.
- **The Agency Lead** (v1.0): Technical lead at a web agency in Cologne that builds and runs thirty client applications, from a booking portal to a membership site, each sending its own mail from the client's domain. Wants one account with a sub-account, keys and limits per client, domains verified by API, roles so a client can see their own logs and nothing else, and a price per client that can be written into a maintenance contract.
- **The Skeptic** (v1.0): Has seen "99% deliverability" with no method behind it, "dedicated IPs" that shared a pool with bulk senders, "EU hosting" that covered the API endpoint but not the logs, and seven days of log retention discovered during an incident on day eight. Reads that a vendor is "trusted by thousands of developers" and asks how bounces are suppressed, what is stored per message, which entity signs the DPA — and what moving away would cost.

## European sovereignty — proven facts

Built only from facts on the vendor's own pages; a dimension we could not prove is left open, never scored as zero. Headline: not determined.

| Dimension | Finding | Points | Source |
|---|---|---|---|
| Legal entity | Not determined | — | — |
| Hosting location | Not determined | — | — |
| Hosting options | Not determined | — | — |
| Open source | Not determined | — | — |
| Data processing agreement | Not determined | — | — |
| Transfer impact assessment | Not determined | — | — |

## Key facts

Each fact is the vendor's own statement, cited to the source page it was read from ([S*n*] → Sources).

**Compliance**
- Access control: AWS IAM role-based policy [S10]
- Audit: Customer · yes · 1 [S10]
- Bulk sender threshold: 5000 · yes · yes [S13]
- CCPA: Service Provider · yes · yes [S10]
- CCPA no sale: yes [S10]
- DPA: yes [S11]
- DPA: yes [S8]
- DPA reference: yes [S9]
- Dpf: yes · yes · yes [S8]
- Dpf: UK or EEA to United States transfers · yes [S10]
- Dpfs: yes · yes · yes [S9]
- Effective date: 24 September, 2026 [S10]
- Encryption: AES256 [S10]
- Ftc powers: yes [S9]
- GDPR: yes [S11]
- Google requirements: Gmail requires authentication, easy unsubscribe, low spam rates for senders of 5,000+ daily emails; Bulk Stream handles automatically [S13]
- Hosting aws certifications: AWS · SOC 1/ISAE 3402 · SOC 2 · SOC 3 · FISMA · DIACAP · FedRAMP · PCI DSS Level 1 · ISO 9001 · ISO 27001 · ISO 27017 · ISO 27018 [S10]
- Hosting google certifications: Google · FedRAMP · HIPAA · SOC 1 · SOC 2 · SOC 3 [S10]
- ISO 27001: yes · ISO/IEC 27001:2022 [S11]
- Key management: AWS KMS · Google KMS · AWS parameter store · Chef vault · yes [S10]
- Pci billing: yes [S10]
- Penetration testing: yes · yes [S11]
- Records: yes · yes [S10]
- Scc: yes [S8]
- Scc EU: yes · yes [S10]
- SOC 2 auditor independent: independent third-party · Trust Services Criteria [S18]
- SOC 2 next audit period: 2026-11-30 · 2025-12-01 [S18]
- SOC 2 report access: on request under mutual NDA via Trust Center [S18]
- SOC 2 report period: 2025-11-30 · 2025-09-01 [S18]
- SOC 2 type2 completed: yes [S18]
- Spam rate threshold: 0.3 [S13]
- Tls: SSL and TLS [S10]
- Transfer mechanism: European Commission-approved standard contractual clauses [S9]
- Trust center: Mailtrap Trust Center available [S19]

**Data**
- Abuse summary retention: 90 [S9]
- Account deletion retention: 90 [S9]
- AI email analysis: only emails flagged by internal abuse-detection systems · yes [S9]
- Backup retention: yes [S8]
- Breach expenses: yes [S10]
- Breach notification: prompt · yes [S10]
- Card storage: yes · no [S9]
- Deletion certificate: yes [S10]
- Deletion on cancellation: yes [S8]
- Return deletion: yes · 30 [S10]
- Server log retention: 30 [S9]
- Session replay retention: 30 [S9]
- Storage limits: yes [S8]
- Testing email retention: until inbox cleared or account deletion [S9]

**Hosting**
- Ipv6 ranges: aws · yes [S17]

**Integrations**
- API token shared: Same API token works for both streams [S13]
- Audit log events enterprise only: yes · yes [S17]
- Claude code: yes [S1]
- Cursor: yes [S1]
- Google antigravity: yes [S1]
- Mcp server: yes [S1]
- Openapi specs: yes [S6]
- Sdk bulk flag: Official SDKs support a bulk flag to switch streams [S13]
- Sdks: Node.js · PHP · Python · Ruby · .NET · Java · cURL [S2]
- Supabase: yes [S1]
- Supabase: Native Mailtrap SMTP integration for Supabase projects [S2]
- Vercel: yes [S1]
- Vercel: Native integration for sending and testing environments [S2]
- Webhook acknowledgement: 200 [S17]
- Webhook areas: audit_log · email_sending · inbound_inboxes · campaigns · reputation_monitor [S17]
- Webhook auth options: yes · yes · yes [S17]
- Webhook batches: 500 · 30 [S17]
- Webhook event types: delivery · bounce · soft_bounce · spam · unsubscribe · open · click · suspension · reject [S17]
- Webhook payload formats: json · json_lines [S17]
- Webhook ports: 443 · 80 [S17]
- Webhook retries: 40 · 5 · pause_and_email_notify [S17]
- Webhook sending streams: transactional · bulk [S17]
- Webhook signature: Mailtrap-Signature · HMAC-SHA256 · yes [S17]
- Webhook signature secret: 32 hex characters · yes · yes [S17]
- Webhook static ips: 45.158.83.0/24 · 5.181.200.0/24 · https://mailtrap.io/ip-ranges.json [S17]
- Webhook test: yes [S17]
- Webhook timeout: 30 [S17]
- Webhooks: yes [S6]
- Webhooks realtime: Webhooks deliver real-time email deliverability events and account activities [S17]
- Webhooks unsubscribe: yes [S13]

**Legal**
- Age requirement: 18 [S8]
- Arbitration: yes [S8]
- Business only: yes [S8]
- Effective date: 2026-09-24 [S8]
- Entity: Delaware · Railsware Products Studio LLC · 117 E Colorado Blvd, Suite 600, Office 650, Pasadena, CA 91105 [S9]
- Entity: Railsware Products Studio LLC [S8]
- Entity: Delaware, USA · 117 E Colorado Blvd, Suite 600, Office 650, Pasadena, CA 91105 · Railsware Products Studio LLC (t/a Mailtrap) · 4461258 [S10]
- Export controls: yes [S8]
- Marketing use of customer brand: yes [S8]
- No HIPAA warranty: no [S8]
- Policy effective date: 2026-09-24 [S9]
- Resale prohibited: no [S8]
- Roles: Controller · Processor [S10]
- Signed copy: yes [S10]
- Warranty disclaimer: yes [S8]

**Pricing**
- Addon refunds: no [S8]
- Annual payment methods: yes · yes [S8]
- Charge timing: first business day of billing period [S8]
- Currency: USD [S8]
- Free plan: yes · 1 [S8]
- Price changes: no [S8]
- Refund usage limit: 30 [S8]
- Refund window: no · 30 [S8]
- Taxes exclusive: no [S8]

**Product**
- Abuse detection AI: Abuse detection instruction [S10]
- Activity logs: Enterprise · yes [S11]
- Addons: dedicated IP · SSO · Email Sandbox for Salesforce [S8]
- AI analysis: yes [S8]
- Analytics: dashboards with key deliverability metrics for every mailbox provider [S1]
- Analytics: Actionable in-depth analytics to control key email metrics [S3]
- Analytics metrics: delivered emails · unique open rate · click rate · bounce rate · spam complaints · unsubscribed [S5]
- Analytics metrics: delivery_rate · open_rate · click_rate · bounce_rate · spam_complaints · unsubscribe_rate [S13]
- Analytics tabs: Email Logs · Mailbox Providers · Email Categories · Webhooks [S3]
- API integration: yes · yes [S12]
- API testing: Automate test flows and scenarios with flexible API [S4]
- Assistance dpo: yes · yes [S10]
- Auth providers: GitHub · Google [S9]
- Auto compliance headers: List-Unsubscribe · List-Unsubscribe-Post (RFC 8058) · Precedence · yes [S13]
- Auto unsubscribe footer: yes · when no unsubscribe link present in HTML [S13]
- Automation sequences: yes [S21]
- Bulk dedicated ips: Dedicated IPs for bulk sending [S13]
- Bulk required for marketing: yes [S13]
- Bulk sending: /bulk · yes [S2]
- Bulk smtp host: bulk.smtp.mailtrap.io · https://bulk.api.mailtrap.io/api [S13]
- Bulk stream: marketing campaigns to many recipients · yes [S12]
- Bulk stream purpose: Dedicated infrastructure for sending marketing, promotional, and non-transactional emails [S13]
- Campaign scheduling: yes · 14 [S5]
- Campaign workflow: campaign creation with template builder, spam and HTML check, scheduling or immediate sending [S5]
- Category header: X-MT-Category [S16]
- Cfbl header: CFBL-Address header per RFC 9477, experimental [S15]
- Children age: 16 [S9]
- Click tracking required: yes [S16]
- Code samples: 20+ [S4]
- Combined filters: yes [S16]
- Complaint alerts: FBL spam complaint alerts visible in Stats and deliverable via Webhooks [S15]
- CRM sending: Send directly from CRM or email sending service; simulate multiple recipients [S4]
- Cursor integration: Cursor integration [S2]
- Custom variables: yes [S13]
- Dashboard: helicopter-view dashboard with visual graphs [S5]
- Dedicated ip request review: Deliverability team [S14]
- Dedicated ip volume threshold: dedicated IP · 100000 [S14]
- Deliverability: Infrastructure with high deliverability rates by design [S3]
- Deliverability features: yes [S12]
- Developer use cases: Developers: experiment, automated tests via API, debug sending and templates [S4]
- Device previews: yes · 100+ [S1]
- Documentation quality: Guides include step-by-step instructions, screenshots, and code examples [S21]
- Domain authentication: DKIM · SPF · DMARC [S3]
- Domain verification shared: One domain verification works for both transactional and bulk streams [S13]
- Engage tracking: yes [S21]
- Event history: yes [S16]
- Fbl integration: yes [S15]
- Fbl providers: 26 · Microsoft Outlook · Yahoo! Mail · Bluetie · Comcast · Fastmail · gandi.net · Liberty Global (Chello, UPC, and UnityMedia) · Locaweb · Mail.ru · OpenSRS/Hostedmail (Tucows) · Rackspace · Seznam · SFR · SilverSky · Swisscom · Synacor ·… [S15]
- Filter criteria: Email to · Email from · Subject · Status · Events · Number of clicks · Number of opens · Client sending IP · Mailtrap sending IP · Full response from the Mailbox provider server · Mailbox provider server type · Mailbox provider server raw… [S16]
- Gmail feedback id: Feedback-ID header added to all emails sent to Gmail; Email Categories included in header [S15]
- Gmail spam rate review: paid customers · yes · view rights for Google Postmaster · daily [S15]
- Ip warmup: yes [S12]
- Ip warmup: Gradual volume increases recommended to build reputation; limits depend on plan [S13]
- Issues detection: Catch and fix unexpected sending issues before anybody complains [S3]
- Log retention plan dependent: yes [S16]
- Logs all domains: yes [S16]
- Logs analytics: yes [S12]
- Mailbox provider stats: separate stats per mailbox provider (e.g. Google Workspace, Microsoft Outlook) [S5]
- Marketer use cases: Marketers: shared sandboxes, forward to recipients, send from CRMs [S4]
- Mcp server: MCP Server for AI clients [S2]
- Message detail tabs: Email info · Event History · HTML Source · Text · Preview · Raw · Spam Analysis [S16]
- Monthly active users: 150,000+ [S1]
- Monthly active users: 150000 [S3]

**Subprocessors**
- Liability: yes [S10]
- List: https://mailtrap.io/sub-processors/ [S10]
- Objection period: 72 [S10]

**Support**
- Privacy contact: privacy@mailtrap.io [S9]
- Resources: API Reference · FAQs · Troubleshooting · Contact Support [S12]

68 more facts on the canonical page: https://whats-best.ai/software/transactional-email/mailtrap

## Questions

### Is Mailtrap Email API/SMTP European?

No. whats-best.ai classifies Mailtrap Email API/SMTP as Rest of world.

### Where does Mailtrap Email API/SMTP store data?

Not stated on the vendor’s pages as of 1 Nov 2026.

### Does Mailtrap Email API/SMTP have a free plan?

Yes. Mailtrap Email API/SMTP has a free plan, per [the vendor’s page captured 1 Nov 2026](https://whats-best.ai/evidence/14379).

### What are the best alternatives to Mailtrap Email API/SMTP?

As of 2 Nov 2026, the panel rates [Lettermint (3.5/5)](https://whats-best.ai/software/transactional-email/lettermint), [Bird Email API (formerly SparkPost) (3/5)](https://whats-best.ai/software/transactional-email/bird-email-api) and [Postmark (3/5)](https://whats-best.ai/software/transactional-email/postmark) highest among the other 15 Transactional Email products evaluated. Ratings that look equal are rounded to half stars; the order uses the unrounded rating, then the name. The highest-rated European alternative is [Lettermint](https://whats-best.ai/software/transactional-email/lettermint) (EU-Made). Ratings are the AI panel’s opinion, formed from public evidence: [how scores are made](https://whats-best.ai/methodology#ordering). The full list, with European products first: [Mailtrap Email API/SMTP alternatives](https://whats-best.ai/software/transactional-email/mailtrap/alternatives).

## What this page leaves out

- 7 product facts could not be confirmed on the vendor’s page as captured and were left out of this page and of the panel’s material.
- 4 compliance facts could not be confirmed on the vendor’s page as captured and were left out of this page and of the panel’s material.
- 4 support facts could not be confirmed on the vendor’s page as captured and were left out of this page and of the panel’s material.
- 3 pricing facts could not be confirmed on the vendor’s page as captured and were left out of this page and of the panel’s material.
- 2 legal facts could not be confirmed on the vendor’s page as captured and were left out of this page and of the panel’s material.
- 1 integrations fact could not be confirmed on the vendor’s page as captured and was left out of this page and of the panel’s material.
- 1 subprocessors fact could not be confirmed on the vendor’s page as captured and was left out of this page and of the panel’s material.
- 2 sovereignty dimensions could not be confirmed on the vendor’s own pages and are shown as unknown.
- 6 of the readings below were written against an earlier fact sheet — a fact has been corrected, added or pulled since. Until the panel next runs on this product you are reading the older judgement.

## Sources

- [S1] Vendor homepage: https://mailtrap.io/ (checked 2026-11-01)
- [S2] Features page (email API): https://mailtrap.io/email-api/ (checked 2026-11-01)
- [S3] Features page (email sending): https://mailtrap.io/email-sending/ (checked 2026-11-01)
- [S4] Features page (email sandbox): https://mailtrap.io/email-sandbox/ (checked 2026-11-01)
- [S5] Features page (analytics): https://mailtrap.io/actionable-analytics/ (checked 2026-11-01)
- [S6] API documentation (transactional sending): https://docs.mailtrap.io/developers/email-sending/transactional (checked 2026-11-01)
- [S7] Pricing page: https://mailtrap.io/pricing/ (checked 2026-11-01)
- [S8] Terms of service: https://mailtrap.io/terms/ (checked 2026-11-01)
- [S9] Privacy policy: https://mailtrap.io/privacy/ (checked 2026-11-01)
- [S10] Data processing agreement (dpa): https://mailtrap.io/dpa/ (checked 2026-11-01)
- [S11] Security / trust page: https://mailtrap.io/security-and-compliance/ (checked 2026-11-01)
- [S12] Sending API, SMTP & developer experience — found from sitemap: https://docs.mailtrap.io/email-api-smtp/overview (checked 2026-11-01)
- [S13] Sending API, SMTP & developer experience — found from sitemap: https://docs.mailtrap.io/email-api-smtp/setup/bulk-stream (checked 2026-11-01)
- [S14] Deliverability & sender reputation — found from sitemap: https://docs.mailtrap.io/email-api-smtp/deliverability/ip-warmup (checked 2026-11-01)
- [S15] Deliverability & sender reputation — found from sitemap: https://docs.mailtrap.io/email-api-smtp/deliverability/feedback-loops (checked 2026-11-01)
- [S16] Message logs, events & webhooks — found from sitemap: https://docs.mailtrap.io/email-api-smtp/analytics/logs (checked 2026-11-01)
- [S17] Message logs, events & webhooks — found from sitemap: https://docs.mailtrap.io/email-api-smtp/advanced/webhooks (checked 2026-11-01)
- [S18] Message data, retention & security — found from sitemap: https://docs.mailtrap.io/account-and-organization/privacy-and-security/soc-2-type-ii-report (checked 2026-11-01)
- [S19] Message data, retention & security — found from sitemap: https://docs.mailtrap.io/account-and-organization/privacy-and-security (checked 2026-11-01)
- [S20] Reliability, accounts & support — found from sitemap: https://docs.mailtrap.io/guides/integrations/vercel (checked 2026-11-01)
- [S21] Reliability, accounts & support — found from sitemap: https://docs.mailtrap.io/guides/integrations/supabase (checked 2026-11-01)
- [S22] Code repository (open-source licence) — found from the homepage: https://github.com/mailtrap/mailtrap-mcp (checked 2026-11-01)

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Cite as: whats-best.ai, "Mailtrap Email API/SMTP — Transactional Email", AI panel analysis, as of 2026-11-06. https://whats-best.ai/software/transactional-email/mailtrap

Corrections: https://whats-best.ai/correct/1281?target=page