Akna email service provider (ESP)
According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), Akna is the email service provider (ESP) for 130 domains — 0.02% of 637,420 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.
Key facts
- 130 domains in the Tranco top-1M use Akna (0.02% of SPF-publishing domains).
- Snapshot date: 2026-09-24 — recomputed every day.
- Strongest TLD: .com.br (72.3% of its domains).
- Most co-used service: Microsoft 365.
- Directory category: email service provider.
Why Akna appears in this category
Akna — Brazilian email marketing platform.
We classify it as a email service provider from include: mechanisms in the SPF record matching a maintained provider rule. This is infrastructure attribution from public DNS, not evidence of a direct contract or exclusive use.
Akna is an email service provider that processes marketing and transactional mail, serving customer bases concentrated primarily in Brazil and the broader Latin American region. Like other ESPs, Akna appears in sender authentication records (SPF includes) when a domain outsources email handling to its infrastructure.
The distribution of Akna's SPF footprint across the web shows a pattern of regional adoption among smaller and mid-market sites rather than global-scale brands, with particularly strong presence in the .com.br namespace and frequent co-occurrence with Microsoft 365 configurations. For mailbox providers and senders navigating email authentication, this means Akna's reputation factors materially into assessment of Brazilian business domains and hybrid infrastructure setups that layer multiple email vendors.
Where Akna sits in the Tranco ranking
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 2 | 1.5% |
| Top 100,000 | 13 | 10.0% |
| Top 1,000,000 | 114 | 87.7% |
| Unranked | 1 | 0.8% |
Top-level domain split
| TLD | Domains | Share | |
|---|---|---|---|
| .com.br | 94 | 72.3% | |
| .br | 26 | 20.0% | |
| .com | 10 | 7.7% |
What Akna users also use
Cross-tabulated from the same daily snapshot — the other email services seen on the same 130 domains.
| Type | Service | Domains | Share of Akna users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 63 | 48.5% |
| Mailbox | Google Workspace | 26 | 20.0% |
| Mailbox | Self-Hosted | 10 | 7.7% |
| Mailbox | Unknown / Other | 7 | 5.4% |
| Mailbox | Proofpoint | 6 | 4.6% |
| Mailbox | Locaweb (BR) | 4 | 3.1% |
| ESP | SendGrid (Twilio) | 23 | 17.7% |
| ESP | Amazon SES | 21 | 16.2% |
| ESP | RD Station (BR) | 16 | 12.3% |
| ESP | Zendesk | 8 | 6.2% |
SPF authorisation patterns when Akna shares a domain with Microsoft 365
Domains that authorise both Microsoft 365 and Akna for email output create a split authentication footprint; the Microsoft entry typically occupies considerable space in SPF records, and adding Akna means careful record engineering to avoid the 255-character DNS TXT limit. For mailbox operators and security teams reviewing authentication configuration, this pattern—especially common among Brazilian businesses—indicates a hybrid send strategy that merits distinct reputation monitoring across both infrastructure paths.
See the full Akna data page (KPI cards, trend, sample domains) →
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Frequently asked questions
Should I test my email against Akna when checking deliverability?
Test against Akna if your recipients operate in Brazil or if your domain authorises Akna in its SPF records; otherwise it is not a priority for your testing roadmap, though regional ESP awareness supports compliance auditing.
How many domains use Akna?
130 domains in the Tranco top-1M use Akna as their email service provider (ESP) as of September 24, 2026 (0.02% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.
Is Akna common enough to affect email deliverability testing?
Akna accounts for 0.02% of SPF-publishing domains in the top 1M. Whether you should seed a test mailbox there depends on how much of your audience it represents — the co-usage table above shows the services it appears alongside most.
Which countries or TLDs use Akna most?
Akna's largest TLD is .com.br (72.3% of its domains); it appears across 3 TLDs in total.