Lead Generation
Cold email infrastructure: domains, mailboxes and deliverability
A good message is useless if it lands in spam. We set up and run dedicated sending infrastructure, so outreach reaches the inbox and your main domain stays safe.
Why infrastructure matters
Email providers watch how a domain sends. Many messages from a new address, or a sudden jump in volume, can push mail into spam. Infrastructure is the part nobody sees, but it decides whether anyone reads the message.
What we set up
- Domains: separate domains for outbound, so your main domain stays protected.
- Mailboxes: several mailboxes where needed, each sending a modest amount.
- Warm-up: new mailboxes start slowly and build a sending history.
- Controlled sending: steady daily limits instead of big bursts.
- Deliverability management: we watch whether mail reaches the inbox and adjust.
Why separate domains
If something goes wrong with an outbound domain, your company email still works. Invoices, client email and your website stay on the domain you already use.
A condition, not the goal
Infrastructure makes outreach possible. The result is still conversations with the right companies, which is why it sits next to targeting, research and personal messages, not instead of them.
Have a process that should work better?
Let's look at where automation or a better growth system could make the biggest difference.
How a sending setup is built
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Set up domains
Separate outbound domains, configured for sending.
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Create mailboxes
Enough mailboxes that none of them sends too much.
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Warm up
New mailboxes start small and build a normal history.
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Send steadily
Controlled daily volume, watched and adjusted over time.
Questions
Why not send cold email from our main domain?
Outbound sending carries a risk to domain reputation. Separate sending domains keep that risk away from the address you use for clients, invoices and daily work.
What is mailbox warm-up?
New mailboxes start by sending small amounts and build up gradually. This gives email providers a normal sending history before outreach volume grows.
Do you handle the technical setup?
Yes. Mailbox setup, domain setup, warm-up, controlled sending and deliverability management are part of the outbound infrastructure we run.
Have a process that should work better?
Let's look at where automation or a better growth system could make the biggest difference.