Cold Email Index Free PDF reports

Inbox providers · 24th of 52 · 2026

Email Astra pricing and review

emailastra.com · Google & Microsoft inbox reseller · Visit site ↗

COLD EMAIL INDEX · 2026 · SOURCED FACTS · 53 /100
  • Deliverability21/27
  • Inbox choice13/16
  • Sending10/15
  • API & AI0/7
  • Buying terms6/10
  • Setup cost3/25
24th of 52 inbox providers

Why it ranks here

Sells Google Workspace and Microsoft 365 inboxes. Inboxes arrive pre-warmed, so you can start sending sooner. Deliverability: automatic SPF/DKIM/DMARC, inbox placement tests, replacement of burned inboxes and dedicated IPs. Agencies get client workspaces or a white-label option.

Key features

  • Automatic SPF/DKIM/DMARC
  • Inbox placement tests
  • Replacement of burned inboxes
  • Google Workspace inboxes
  • Microsoft 365 inboxes

Best for

Agencies that run inboxes for several clients.

Pricing

Per inbox
$5
Minimum order
3 inboxes
Cheapest plan
$15/mo

Monthly billing. Pricing page ↗ · checked Oct 31, 2026

Scorecard

DeliverabilityWhat protects sender reputation without extra tools or subscriptions.21/27
Inbox choiceWhich types of inboxes and domains you can get in one place.13/16
Sending and workflowWhether you can run and manage campaigns without another tool.10/15
API and AI agentsHow easy it is to automate the setup from code or an AI assistant.0/7
Buying termsHow much you risk before you know it works.6/10
Cost of a working setupWhat 30 inboxes plus warm-up and a sequencer cost per month — the cheaper, the more points.3/25
Total53/10018 of 20 conditions checked

The evidence

Every condition, what the vendor's own site says, and where.

Deliverability
Ongoing warm-up included in the priceNot found on site0/6
Pre-warmed inboxesConfirmedA pre-warmed account is a Google Workspace or Microsoft 365 email account that has already completed the warmup process.source ↗2/2
Automatic SPF, DKIM and DMARC setupConfirmedWe purchase, configure and rotate sending domains for you, and set up SPF, DKIM, DMARC and MX records automatically.source ↗5/5
Inbox placement or spam testsConfirmedWe scan every domain, DNS record, warmup status, and inbox placement score.source ↗5/5
Replacement of burned inboxes or domainsConfirmedIf an inbox gets blocked or burned, we replace it free of charge.source ↗5/5
Dedicated IP optionConfirmedPre-warmed Google Workspace & Microsoft 365 accounts on dedicated US-based IPs.source ↗4/4
Inbox choice
Google Workspace inboxesConfirmedBuy pre-warmed Google Workspace and Microsoft 365 accounts, already configured with SPF, DKIM, DMARC.source ↗5/5
Microsoft 365 / Outlook inboxesConfirmedBuy pre-warmed Google Workspace and Microsoft 365 accounts, already configured with SPF, DKIM, DMARC.source ↗5/5
Private SMTP/IMAP inboxesNot offeredBuy pre-warmed Google Workspace and Microsoft 365 accounts, already configured with SPF, DKIM, DMARC, and a clean domain reputation.source ↗0/3
Domain purchase inside the productConfirmedWe purchase, configure and rotate sending domains for you.source ↗3/3
Sending and workflow
Built-in campaign sequencerNot offeredYou can connect your pre-warmed email accounts with industry-leading cold email softwares like Instantly, Smartlead, Lemlist, QuickMail, and beyond.source ↗0/5
Unified inbox for repliesConfirmedAll replies funnel into a single master inbox so your team can manage conversations from one place.source ↗4/4
Export to other sending toolsConfirmedYou can connect your pre-warmed email accounts with industry-leading cold email softwares like Instantly, Smartlead, Lemlist, QuickMail, and beyond.source ↗4/4
Multi-client workspaces or white-labelConfirmedsales teams scaling to hundreds of mailboxes, and agencies managing campaigns across dozens of clients simultaneouslysource ↗2/2
API and AI agents
Public APINot found on site0/4
Official MCP serverNot found on site0/3
Buying terms
Prices published on the siteConfirmedFlat $5/Inbox for a fully warmed-up inbox.source ↗4/4
Free plan, free trial or money-back guaranteeNot offeredAll payments are strictly non-refundable.source ↗0/4
Monthly billing availableConfirmedPick the quantity of pre-warmed email accounts you need. Choose your billing period and get started instantly.source ↗2/2
Cost of a working setup
Cost of a working setup (30 inboxes)Calculated30 inboxes × $5 = $150 + $97 — Instantly Hypergrowth for warm-up and sending (the inbox price includes neither) = $247/monthhow ↗3/25

Alternatives to Email Astra

Where we checked

Only the vendor's own public pages. We do not use third-party reviews or ratings. Something wrong? Send a correction.

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Every fact is from the vendor's own site, same rules for everyone · Method · Disclosure