Services for B2B SaaS
Email Deliverability
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Full-stack email deliverability setup and management for B2B SaaS companies, including SPF, DKIM, DMARC configuration and ongoing domain reputation monitoring.
Your campaigns are only as good as the inbox they land in. Grow X handles the full technical stack behind email deliverability, so your outreach, marketing, and transactional emails actually reach the primary inbox instead of getting buried in spam or promotions.
Book a Free Deliverability Audit
What “deliverability” actually covers
Deliverability isn’t one setting you turn on. It’s the combination of domain authentication, sending infrastructure, list quality, and ongoing monitoring that determines whether Gmail, Outlook, and other providers trust your emails enough to show them to the recipient. Get any piece wrong, and even perfectly written emails end up unseen.
- Full SPF, DKIM, and DMARC configuration and verification
- Domain and IP warming schedule
- List verification and ongoing hygiene checks
- Blacklist and reputation monitoring
Domain & DNS Setup
SPF, DKIM, DMARC configuration across every sending tool you use.
We start by checking your current SPF,
DKIM, and DMARC records, sending domain reputation, blacklist status, and list health. This tells us exactly where inbox placement is breaking down before we change anything.
Domain Warming
Structured 2-4 week warm-up schedule for new domains and inboxes.
Ongoing monitoring
Deliverability isn’t a one-time fix. We track sender reputation, blacklist status, spam complaint rates, and inbox placement on an ongoing basis, adjusting sending patterns before small issues turn into a domain-wide reputation problem.
Tools we work with
We set up and manage deliverability inside the platforms you’re already using, including Instantly.ai, Smartlead, Apollo.io, and GoHighLevel, so you’re not locked into switching tools to fix your infrastructure
Technical setup, SPF, DKIM, DMARC, is usually complete within a few days. Domain warming takes two to four weeks depending on your target sending volume. Most clients see measurable inbox placement improvement within the first month.
In most cases, yes. Sending high-volume cold outreach from your primary company domain risks that domain's reputation, which also affects transactional and marketing email. We typically recommend a dedicated sending domain or subdomain for outbound campaigns.
We identify which blacklist you're on, the likely cause, and handle the delisting request process. Combined with fixing the underlying issue, most domains recover within one to two weeks.
Yes. We set up deliverability infrastructure inside whatever platform you're already sending from, rather than requiring a switch.