vshosting (CZ) mailbox provider
According to Live Direct Marketing's daily Tranco top-1M scan (September 12, 2026), vshosting (CZ) is the mailbox provider for 165 domains — 0.02% of 665,310 domains with MX records. Detection method: primary MX record (lowest preference).
Key facts
- 165 domains in the Tranco top-1M use vshosting (CZ) (0.02% of domains with MX records).
- Snapshot date: 2026-09-12 — recomputed every day.
- Strongest TLD: .cz (32.7% of its domains).
- Region skew: Czechia.
- Most co-used service: Heureka Mailing (CZ).
- Directory category: hosting mail bundle.
Why vshosting (CZ) appears in this category
Czech managed-hosting for e-commerce stacks.
We classify it as a hosting mail bundle 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.
vshosting is a Czech mailbox provider operating within the regional email infrastructure ecosystem. It serves a geographically distributed customer base across many top-level domains, with particular concentration on .cz registrations, and is characteristically found alongside other Czech email services such as Heureka Mailing.
Because vshosting occupies the long tail of email infrastructure rather than the ranks of the largest global ISPs, it tends to be under-tested in standard deliverability workflows. However, its footprint across international TLDs—and especially its presence in Czechia—makes it material to anyone with substantial traffic destined for Czech recipients. Regional mailbox providers can enforce different authentication and filtering standards than the global majors, creating blind spots for senders who test only against the largest players.
Where vshosting (CZ) sits in the Tranco ranking
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 1 | 0.6% |
| Top 100,000 | 23 | 13.9% |
| Top 1,000,000 | 139 | 84.2% |
| Unranked | 2 | 1.2% |
Top-level domain split
| TLD | Domains | Share | |
|---|---|---|---|
| .cz | 54 | 32.7% | |
| .com | 19 | 11.5% | |
| .sk | 15 | 9.1% | |
| .hu | 9 | 5.5% | |
| .ro | 7 | 4.2% | |
| .de | 7 | 4.2% | |
| .pl | 5 | 3.0% | |
| .gr | 3 | 1.8% | |
| .fr | 3 | 1.8% | |
| .at | 3 | 1.8% |
What vshosting (CZ) users also use
Cross-tabulated from the same daily snapshot — the other email services seen on the same 165 domains.
| Type | Service | Domains | Share of vshosting (CZ) users |
|---|---|---|---|
| ESP | Heureka Mailing (CZ) | 16 | 9.7% |
| ESP | Brevo (ex-Sendinblue) | 15 | 9.1% |
| ESP | Amazon SES | 15 | 9.1% |
| ESP | SparkPost | 12 | 7.3% |
| ESP | Mailchimp | 10 | 6.1% |
| ESP | SmartEmailing | 5 | 3.0% |
| ESP | Mailgun | 4 | 2.4% |
| ESP | Mailkit | 3 | 1.8% |
| ESP | Zendesk | 3 | 1.8% |
| ESP | Mandrill | 3 | 1.8% |
Regional ecosystem and deliverability testing coverage
vshosting's position within the Czech hosting ecosystem, commonly observed alongside Heureka Mailing, reflects shared infrastructure heritage and filtering standards particular to that region. Senders with Czech market exposure should verify deliverability explicitly against vshosting rather than rely on results from testing against major international providers. Regional providers may enforce different SPF, DKIM, and DMARC validation practices, content-filtering thresholds, or spam-folder classification logic that won't surface in global sender best practices alone.
See the full vshosting (CZ) data page (KPI cards, trend, sample domains) →
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Frequently asked questions
Should I test my email campaigns against vshosting if I'm not specifically targeting Czech markets?
If your audience is primarily outside Czech Republic, vshosting may be low priority; however, any meaningful traffic to Czech users or .cz domains warrants explicit testing, because regional providers often enforce different authentication and filtering standards than larger international peers.
How many domains use vshosting (CZ)?
165 domains in the Tranco top-1M use vshosting (CZ) as their mailbox provider as of September 12, 2026 (0.02% of domains with MX records), according to Live Direct Marketing's daily DNS scan.
Is vshosting (CZ) common enough to affect email deliverability testing?
vshosting (CZ) accounts for 0.02% 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 vshosting (CZ) most?
vshosting (CZ)'s largest TLD is .cz (32.7% of its domains); it appears across 36 TLDs in total.