Use ColdRelay With Your Sending Platform
ColdRelay provides the dedicated infrastructure — mailboxes, IPs, DNS — that your cold email sending platform runs on. Connect ColdRelay-provisioned mailboxes to any major outbound tool with the same step-by-step setup.
Apollo
Connect ColdRelay-provisioned mailboxes to Apollo.io for cold email sequences. Step-by-step setup via M365 OAuth or custom SMTP/IMAP, daily limits, deliverability considerations.
Setup guide →Breakcold
Connect ColdRelay-provisioned mailboxes to Breakcold for multichannel outbound. Step-by-step setup, IP isolation, daily limits, and deliverability considerations for the Breakcold CRM.
Setup guide →EmailBison
Connect ColdRelay-provisioned mailboxes to EmailBison for AI-powered cold email campaigns. Step-by-step setup, IP isolation, daily limits, and deliverability considerations.
Setup guide →Instantly
Connect ColdRelay-provisioned mailboxes to Instantly for cold email campaigns. Step-by-step setup, IP isolation, daily limits, and deliverability considerations.
Setup guide →Lemlist
Connect ColdRelay-provisioned mailboxes to Lemlist for personalized cold email and multi-channel outreach. Step-by-step setup, IP isolation, daily limits, and deliverability considerations.
Setup guide →Mailshake
Connect ColdRelay-provisioned mailboxes to Mailshake for cold email sequences and sales engagement. Step-by-step setup, IP isolation, daily limits, and deliverability considerations.
Setup guide →Outreach
Connect ColdRelay-provisioned Microsoft 365 mailboxes to Outreach for enterprise sales engagement. Honest setup guide covering OAuth path, daily limits, and deliverability tradeoffs.
Setup guide →QuickMail
Connect ColdRelay-provisioned mailboxes to QuickMail for cold outreach and sales engagement. Step-by-step setup, inbox rotation, daily limits, and deliverability guidance.
Setup guide →Reply.io
Connect ColdRelay-provisioned mailboxes to Reply.io for multichannel sales engagement. Step-by-step setup, IP isolation, daily limits, and deliverability considerations.
Setup guide →Salesforge
Connect ColdRelay-provisioned mailboxes to Salesforge for AI-personalized cold email at scale. Step-by-step setup, IP isolation, daily limits, and deliverability considerations.
Setup guide →Saleshandy
Connect ColdRelay-provisioned mailboxes to Saleshandy for cold outreach and follow-up sequences. Step-by-step setup, daily limits, warmup, and deliverability considerations.
Setup guide →Salesloft
Connect ColdRelay-provisioned mailboxes to Salesloft for outbound cadences. Setup walkthrough, OAuth vs SMTP-relay options, daily limits, and deliverability considerations.
Setup guide →Smartlead
Connect ColdRelay-provisioned mailboxes to Smartlead for cold email campaigns. Step-by-step setup, IP isolation, daily limits, deliverability considerations.
Setup guide →Snov
Connect ColdRelay-provisioned mailboxes to Snov.io for cold email campaigns. Step-by-step SMTP/IMAP setup, daily limits, warmup considerations, and deliverability tips.
Setup guide →Woodpecker
Connect ColdRelay-provisioned mailboxes to Woodpecker for cold email campaigns. Step-by-step setup, IP isolation, daily limits, and deliverability considerations.
Setup guide →The Infrastructure Every Cold Email Tool Needs
Dedicated Microsoft 365 mailboxes on isolated Azure tenants. Automated DNS. 95% inbox guarantee. Starting at $50/month — works with any outbound platform.
Get Started →