Technology · Secure Email
18 websites in the live index use MX Guardian as of October 2026. Download the full list of MX Guardian websites with website, company, country and language.
SourceAs of October 27, 2026, TechLeads detects MX Guardian on 18 websites: 0.01% of Secure Email detections, the 43rd most-used of 67 Secure Email technologies we track.
Sample results for MX Guardian. Description is shown under each title.
| Rank | Website | Title · Description | Company | Country | Language |
|---|---|---|---|---|---|
| #1 | proxinfo.ch | ACCUEIL | proxinfo | Proxinfo Sàrl | - | eng |
| #2 | acmesdi.com | Industrial Hard Chrome - Electropolishing - PassivationAcme Surface Dynamics Inc. Industrial Hard Chrome Plating, Electropolishing and Passivation, Grinding, TIG Brush. A Metal Finishing in Ohio. | - | - | - |
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The most-used Secure Email technologies in the TechLeads index, by number of websites. MX Guardian accounts for 0.01% of Secure Email detections (18 websites).
| No. | Technology | Websites | Share of Secure Email | Relative size |
|---|---|---|---|---|
| 01 | Proton Mail | 113,538 | 64.8% | |
| 02 | MailInBlack | 8,612 | 4.9% | |
| 03 | CDNS Network | 8,580 | 4.9% | |
| 04 | Sophos | 8,454 | 4.8% | |
| 05 | Hushmail | 4,375 | 2.5% | |
| 06 | Skymail | 4,277 |
TechLeads scans public websites and identifies MX Guardian from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily; this page uses data from October 27, 2026. Counts only include websites we have scanned, so they can differ from other providers.
The TechLeads live index currently lists 18 websites using MX Guardian. Open the sample table on this page or download the lead list.
MX Guardian is not in the HTTP Archive history extract (about 4,000 names). The live TechLeads catalog still tracks it among 12,000+ technologies.
See related technologies and co-occurrence on this page. Historical competitor charts appear when HTTP Archive covers MX Guardian.
Companies and websites using MX Guardian in the TechLeads index include proxinfo.ch, acmesdi.com. The full list of 18 websites, with company name, country and language, is available as a CSV export.
By number of websites in the TechLeads index, the most-used Secure Email alternatives to MX Guardian are Proton Mail (113,538), MailInBlack (8,612), CDNS Network (8,580).
TechLeads scans public websites and matches MX Guardian by signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily.
| 2.4% |
| 07 | Migadu | 3,605 | 2.1% |
|---|
| 08 | Securence | 2,597 | 1.5% |
|---|
| 09 | SpamTitan | 2,544 | 1.5% |
|---|
| 10 | MailGuard | 2,506 | 1.4% |
|---|
Yes. A one-time MX Guardian dataset is $29 as a CSV. The Growth plan ($79/mo) covers 10 technologies with recurring exports, alerts and API access.
Top-ranked sites on MX GuardianRank
Technologies most frequently detected on the same websites as MX Guardian. Counts are websites in the live index.
Sites where we first detected MX Guardian, by week (UTC, weeks start Monday). These are newly detected sites, and the counts follow our discovery coverage.
18
sites newly detected in the last 12 weeks
Cloud based email filtering system.
Our comprehensive database contains 18 websites using MX Guardian, making it the most complete MX Guardian sites list available. This MX Guardian customer websites directory helps businesses detect websites using MX Guardian and identify potential leads.
Websites using MX Guardian commonly also use Google Cloud CDN, Google Cloud, Sentry, LocalBusiness Schema, Wix Hosted — reflecting typical MX Guardian technology stacks.
Our MX Guardian technology detection system scans millions of websites to identify those powered by MX Guardian. This list of sites with MX Guardian includes detailed information such as company names, contact details, social media profiles, and website rankings. Whether you're looking for top websites with MX Guardian or exploring MX Guardian adoption trends, our database provides comprehensive insights.
Each entry in our MX Guardian sites list includes valuable data points: domain name, global ranking, company information, contact details, social media links. This makes it easy to detect websites using MX Guardian and reach out to potential customers or partners.
Get instant access to the full list of sites with MX Guardian in CSV format. Our dataset includes all 18 MX Guardian customer websites with complete contact information, perfect for lead generation, market research, and competitive analysis. The data is regularly updated to ensure accuracy and includes the latest MX Guardian powered websites.
