DynDNS Mailhop email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), DynDNS Mailhop is the email service provider (ESP) for 192 domains — 0.03% of 637,420 SPF-publishing domains. Its strongest TLD is .com (49.0% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-24 DNS snapshot.
What DynDNS Mailhop represents in this dataset
Dyn Mailhop — email forwarder/relay.
Directory category: Forwarder. The classification comes from include: mechanisms in the SPF record. It describes observed DNS infrastructure, not a commercial relationship and not the placement of any individual message.
What the 2026-09-24 snapshot shows about DynDNS Mailhop
Across 40 distinct TLDs its top three are .com (49.0%), .org (13.0%), .net (8.3%) — together 70.3% of the 192 domains, which makes the footprint narrow — three TLDs cover most of it, which is typical of a regional or single-market operator. The service most often observed on the same domains is Microsoft 365 (Mailbox, 59 domains, 30.7% of them), followed by Self-Hosted (18.8%). Directly comparable by the same detection rule: Amazon SES, SendGrid (Twilio), Mailgun. Ranking between them reflects what is published in DNS, not delivery quality or volume sent. All figures come from a single daily DNS snapshot (2026-09-24); a domain appears here when its published records match the include: mechanisms in the SPF record rule, which is an infrastructure fact, not a commercial relationship.
Commonly used together with DynDNS Mailhop
What else the same 192 domains use — cross-tabulated from the same daily snapshot (2026-09-24).
| Type | Service | Domains | Share of DynDNS Mailhop users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 59 | 30.7% |
| Mailbox | Self-Hosted | 36 | 18.8% |
| Mailbox | Unknown / Other | 34 | 17.7% |
| Mailbox | Google Workspace | 16 | 8.3% |
| Mailbox | Barracuda | 10 | 5.2% |
| Mailbox | Generic / unmatched (mx*.*) | 7 | 3.6% |
| ESP | Amazon SES | 15 | 7.8% |
| ESP | SendGrid (Twilio) | 15 | 7.8% |
| ESP | Zendesk | 11 | 5.7% |
| ESP | HubSpot | 10 | 5.2% |
TLD distribution (top 30 of 40)
Frequently asked questions
How many domains use DynDNS Mailhop?
192 domains in the Tranco top-1M use DynDNS Mailhop as their email service provider (ESP) as of September 24, 2026, according to Live Direct Marketing's daily DNS scan.
What is DynDNS Mailhop's market share?
DynDNS Mailhop holds 0.03% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-24). The number is recomputed every day.
What are the biggest alternatives to DynDNS Mailhop?
The largest email service provider (ESP)s in the same category by Tranco top-1M share are: Amazon SES, SendGrid (Twilio), Mailgun, Zendesk, Mailchimp (as of 2026-09-24).
Largest email service provider (ESP)s in this category
Amazon SES (6.23%) · SendGrid (Twilio) (4.68%) · Mailgun (4.01%) · Zendesk (3.77%) · Mailchimp (3.61%) · Mandrill (3.26%) · HubSpot (3.18%) · Salesforce (2.57%) · Mailjet (Sinch) (2.14%) · Cloudflare Email Routing (1.96%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 192 domains.