Limited offer — 30% off your first month
Get enterprise-grade Microsoft mailboxes at a discount
Start with as little as 1 domain for just $35/month.
Fill out the form below and one of our team members will reach out within 24 hours to walk you through the 7 minute setup.
Trusted by teams worldwide
Per-mailbox diagnostics
Diagnose any mailbox without opening a support ticket.
Click any mailbox to pull up 7-120 day trend charts for sent volume, reply rate, and bounce rate — alongside live SPF, DKIM, DMARC, and MX status. You'll know exactly what's wrong and when it started.
Included in every InfraSuite account
Trusted by outreach teams worldwide
“Reply rates have held steady at 3-5% since we moved a good portion of our mailboxes to InfraSuite. Most of our clients campaigns are now built off of Microsoft mailboxes so we're happy to finally have some stability.”
Gainbridge Advisory
“We received our mailboxes in less than 11 hours which is refreshing to see. The experience so far has been great, highly recommend InfraSuite if you need a solid provider.”
Orrison & Co.
“Every inbox is still at 100% and we're only halfway through warmup. It's the first time I haven't been worried about whether the mailboxes will actually be ready when our campaigns go live.”
Deal Process Partners
“Moved from a different provider to Infrasuite a few months ago. Materially cheaper at our volume, deliverability held strong as we scaled sending, and the support team is fast and technical whenever we need help. Solid switch.”
Arbitrage Partners
“For the first time, I've had real success with cold email since switching to InfraSuite. Already planning to scale up and get my clients set up with them too.”
Evimero Partners
“Reply rates have held steady at 3-5% since we moved a good portion of our mailboxes to InfraSuite. Most of our clients campaigns are now built off of Microsoft mailboxes so we're happy to finally have some stability.”
Gainbridge Advisory
“We received our mailboxes in less than 11 hours which is refreshing to see. The experience so far has been great, highly recommend InfraSuite if you need a solid provider.”
Orrison & Co.
“Every inbox is still at 100% and we're only halfway through warmup. It's the first time I haven't been worried about whether the mailboxes will actually be ready when our campaigns go live.”
Deal Process Partners
“Moved from a different provider to Infrasuite a few months ago. Materially cheaper at our volume, deliverability held strong as we scaled sending, and the support team is fast and technical whenever we need help. Solid switch.”
Arbitrage Partners
“For the first time, I've had real success with cold email since switching to InfraSuite. Already planning to scale up and get my clients set up with them too.”
Evimero Partners
“Reply rates have held steady at 3-5% since we moved a good portion of our mailboxes to InfraSuite. Most of our clients campaigns are now built off of Microsoft mailboxes so we're happy to finally have some stability.”
Gainbridge Advisory
“We received our mailboxes in less than 11 hours which is refreshing to see. The experience so far has been great, highly recommend InfraSuite if you need a solid provider.”
Orrison & Co.
“Every inbox is still at 100% and we're only halfway through warmup. It's the first time I haven't been worried about whether the mailboxes will actually be ready when our campaigns go live.”
Deal Process Partners
“Moved from a different provider to Infrasuite a few months ago. Materially cheaper at our volume, deliverability held strong as we scaled sending, and the support team is fast and technical whenever we need help. Solid switch.”
Arbitrage Partners
“For the first time, I've had real success with cold email since switching to InfraSuite. Already planning to scale up and get my clients set up with them too.”
Evimero Partners