Porkbun Email Forwarding mailbox provider
According to Live Direct Marketing's daily Tranco top-1M scan (September 7, 2026), Porkbun Email Forwarding is the mailbox provider for 298 domains — 0.04% of 666,076 domains with MX records. Detection method: primary MX record (lowest preference).
Key facts
- 298 domains in the Tranco top-1M use Porkbun Email Forwarding (0.04% of domains with MX records).
- Snapshot date: 2026-09-07 — recomputed every day.
- Strongest TLD: .com (57.7% of its domains).
- Region skew: Global / US-skewed.
- Most co-used service: Porkbun.
- Directory category: email forwarding service.
Why Porkbun Email Forwarding appears in this category
Porkbun registrar email forwarding service (fwd1/2.porkbun.com).
We classify it as a email forwarding service from primary MX record (lowest preference) matching a maintained provider rule. This is infrastructure attribution from public DNS, not evidence of a direct contract or exclusive use.
Porkbun Email Forwarding is a free email forwarding service operated by Porkbun, a domain registrar and registrant services provider. It allows domain owners to receive mail at their own domain without maintaining a full mailbox—email arriving at a domain address is automatically forwarded to another inbox, usually personal or institutional.
Porkbun Email Forwarding is prevalent among smaller sites in the long tail rather than the largest brands; the service concentrates in the .com registry and skews towards US and global audiences. For email professionals, this footprint matters: smaller sites using email forwarding often maintain weaker email authentication (SPF, DKIM, DMARC) alignment, which can degrade sender reputation and deliverability if proper DNS records are not in place.
Where Porkbun Email Forwarding sits in the Tranco ranking
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 2 | 0.7% |
| Top 100,000 | 25 | 8.4% |
| Top 1,000,000 | 267 | 89.6% |
| Unranked | 4 | 1.3% |
Top-level domain split
| TLD | Domains | Share | |
|---|---|---|---|
| .com | 172 | 57.7% | |
| .net | 19 | 6.4% | |
| .org | 10 | 3.4% | |
| .io | 9 | 3.0% | |
| .app | 7 | 2.3% | |
| .gg | 6 | 2.0% | |
| .dev | 6 | 2.0% | |
| .info | 6 | 2.0% | |
| .ai | 5 | 1.7% | |
| .tv | 5 | 1.7% |
What Porkbun Email Forwarding users also use
Cross-tabulated from the same daily snapshot — the other email services seen on the same 298 domains.
| Type | Service | Domains | Share of Porkbun Email Forwarding users |
|---|---|---|---|
| ESP | Porkbun | 263 | 88.3% |
| ESP | Brevo (ex-Sendinblue) | 4 | 1.3% |
| ESP | Amazon SES | 3 | 1.0% |
| ESP | Mailgun | 2 | 0.7% |
| ESP | SMTP.BZ | 1 | 0.3% |
| ESP | Zendesk | 1 | 0.3% |
| ESP | IPzMarketing | 1 | 0.3% |
| ESP | SendGrid (Twilio) | 1 | 0.3% |
| ESP | Mailchimp | 1 | 0.3% |
| ESP | SMTP.com | 1 | 0.3% |
Authentication Complexity in Porkbun-Forwarded Addresses
Email forwarding services do not send mail on behalf of the domain—they only redirect incoming messages to another address. This can create deliverability challenges: the original sender's infrastructure must be correctly configured with SPF/DKIM/DMARC records, and the receiving domain must align these records with Porkbun's forwarding infrastructure. Many small-site users of Porkbun Email Forwarding do not explicitly configure these authentication records, leaving forwarded mail vulnerable to filtering and reputation-based rejection by strict receiving systems.
See the full Porkbun Email Forwarding data page (KPI cards, trend, sample domains) →
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Frequently asked questions
Should I test email deliverability against Porkbun Email Forwarding addresses?
Yes; if delivery to a Porkbun-forwarded address fails, first check the receiving domain's email authentication records (SPF, DKIM, DMARC), as misalignment is a common cause of delivery issues with forwarding services.
How many domains use Porkbun Email Forwarding?
298 domains in the Tranco top-1M use Porkbun Email Forwarding as their mailbox provider as of September 7, 2026 (0.04% of domains with MX records), according to Live Direct Marketing's daily DNS scan.
Is Porkbun Email Forwarding common enough to affect email deliverability testing?
Porkbun Email Forwarding accounts for 0.04% of domains with MX records 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 Porkbun Email Forwarding most?
Porkbun Email Forwarding's largest TLD is .com (57.7% of its domains); it appears across 49 TLDs in total.