Maildoso
Agent58Agent Readiness: 58/100. Top 25%. Measured by StartupHub.ai. Median 41.Trust77Data Trust: 77/100. Above median. Measured by StartupHub.ai. Median 61.Maildoso provides cold email infrastructure, offering domain registration, mailbox creation, and deliverability optimization for B2B sales and marketing teams.
About
Maildoso is a platform that provides comprehensive cold email infrastructure, enabling users to register domains, create mailboxes, and manage email deliverability for large-scale outbound campaigns. It automates technical configurations like SPF, DKIM, and DMARC, offers IP rotation and self-healing mailboxes, and integrates with popular cold email outreach tools. The platform aims to help B2B companies and lead generation agencies achieve high deliverability and streamline their cold email operations.
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Key facts
- Website
- maildoso.ai
- Headquarters
- Granite Bay, United States
- Founded
- 2023
- Employees
- 26
- Business model
- B2B
Tech stack
Detected on maildoso.ai, last scanned 3 Nov 2026. Run your own scan
- Analytics
- Google Tag Manager
- CDN
- Cloudflare
- Email provider
- Google Workspace
- Booking / scheduling
- Calendly
- Integration capability
- Slack, Stripe, Google Workspace, Linear
Maildoso scores 41. Does yours?
That is its Ahrefs DR: the backlink strength of a domain, on the Ahrefs 0 to 100 scale. Paste your website and you get yours in about a minute.
5 reviews from Reddit gathered in one place
Which should I trust for my email account health score? Maildoso or Smartlead?
We've been using Maildoso for our cold email campaigns over the past year. While the service initially met our expectations, we've recently run into some serious issues. Without warning, the domains provided by Maildoso were blacklisted, wh…
We've been using Maildoso for our cold email campaigns over the past year. While the service initially met our expectations, we've recently run into some serious issues. Without warning, the domains provided by Maildoso were blacklisted, wh…
Maildoso (cold email infra) is crap - does anyone know a better alternative?. Guys / Maildoso hasn’t been upto the mark! It’s absolutely crap - emails get burnt out in a week and the rep there says “it will be alright” Something is fishy wi…
Maildoso is crap (cold email infra) - does anyone have a better alternative?. Guys / Maildoso hasn’t been upto the mark! It’s absolutely crap - emails get burnt out in a week and the rep there says “it will be alright” Something is fishy wi…
Each quote is copied word for word and links to where it was posted. Promotion and off-topic posts are filtered out.
Frequently asked
Is Maildoso trustworthy and reputable?
StartupHub's Data Trust & Reputation score for Maildoso is 77 out of 100, a generally safe rating, based on site security posture, privacy practices, malware and phishing checks, and public reputation signals.
How many employees does Maildoso have?
Maildoso has approximately 26 people on record.
Public record
SEC filings, insider activity, nonprofit links and pay benchmarks for Maildoso
