ZXCS (NL gateway) mailbox provider

According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), ZXCS (NL gateway) is the mailbox provider for 45 domains — 0.01% of 658,711 domains with MX records. Detection method: primary MX record (lowest preference).

Key facts

ZXCS (NL gateway) is a mail gateway service that functions as the primary receiving endpoint for email to a collection of smaller domains, predominantly in the Netherlands. It is identified through its presence as the authoritative MX record for these sites.

Its footprint in the long tail of regional email infrastructure means that senders targeting Dutch or northern European recipients may encounter ZXCS as a receiving gateway, even if the provider remains unfamiliar compared to global commercial mailbox platforms. For deliverability professionals, ZXCS represents the category of smaller regional operators whose reputation handling and filtering policies can differ materially from larger cloud providers.

Where ZXCS (NL gateway) sits in the Tranco ranking

Tranco rank bandDomainsShare of its base
Top 1,00000.0%
Top 10,00012.2%
Top 100,00012.2%
Top 1,000,0002862.2%
Unranked1533.3%

Top-level domain split

TLDDomainsShare
.nl2657.8%
.com715.6%
.eu36.7%
.info36.7%
.de24.4%
.be24.4%
.co12.2%
.net12.2%

What ZXCS (NL gateway) users also use

Cross-tabulated from the same daily snapshot — the other email services seen on the same 45 domains.

TypeServiceDomainsShare of ZXCS (NL gateway) users
ESPZXCS (NL gateway)3884.4%
ESPMailgun24.4%
ESPHubSpot12.2%
ESPMailchimp12.2%
ESPZoho Campaigns12.2%
ESPSpamExperts (AntiSpamCloud)12.2%

Regional gateway positioning and sender coverage

As a long-tail mailbox provider concentrated in the Netherlands, ZXCS occupies a segment of email infrastructure that is often underrepresented in sender testing strategies that focus on major platforms. Senders who validate delivery exclusively against large commercial providers may not catch issues—such as authentication policy sensitivity or regional reputation weighting—that emerge when email reaches smaller regional gateways like ZXCS. Comprehensive sender validation should account for providers beyond the dominant global players, particularly when targeting specific geographic markets.

See the full ZXCS (NL gateway) data page (KPI cards, trend, sample domains) →

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Frequently asked questions

What is ZXCS (NL gateway)?

ZXCS (NL gateway) is a mail gateway service that receives email for a long-tail of smaller domains concentrated in the Netherlands. It is identified by its role as the primary MX record for these sites and represents the class of smaller regional email infrastructure that sits outside the major commercial mailbox platforms.

How many domains use ZXCS (NL gateway)?

45 domains in the Tranco top-1M use ZXCS (NL gateway) as their mailbox provider as of July 13, 2026 (0.01% of domains with MX records), according to Live Direct Marketing's daily DNS scan.

Is ZXCS (NL gateway) common enough to affect email deliverability testing?

ZXCS (NL gateway) accounts for 0.01% 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 ZXCS (NL gateway) most?

ZXCS (NL gateway)'s largest TLD is .nl (57.8% of its domains); it appears across 8 TLDs in total.

Other mailbox providers

Self-Hosted (22.44%)Google Workspace (21.79%)Microsoft 365 (16.74%)Unknown / Other (7.54%)Generic / unmatched (mx*.*) (2.57%)Proofpoint (1.90%)Generic / unmatched (mail.*) (1.75%)Yandex 360 (1.64%)Cloudflare Email Routing (1.60%)Mimecast (1.52%)