Technology answer

Proxmox Mail Gateway

60

companies run it, <0.01% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 76 live hosts run it, of 191,809,695 hosts in the index, <0.01%. A host is a website, not a company.

Companies by month

No published series

60 companies is under the publication floor of 1,000, and the fixed panel anchored at 31 Dec 2020 carries 32 of them. A monthly line drawn off that many observations would be noise at the same weight as a line off millions, so this page states the count and its date and publishes no series.

First discovered 20 Mar 2025, last discovered 14 Aug 2026.

Both denominators, and a third

Shares of the same 60each row a different wholelanding 12 Sept 2026

Denominator

Companies

Share

companies in the index

54,527,857

<0.01%

companies running anything in Cloud and Application Security

154,608

0.04%

companies running anything in Secure email gateways

31,217

0.19%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, Proxmox Mail Gateway is rank 2 of 5 technologies in Secure email gateways.

Open as a segment

60 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-proxmox-mail-gateway

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 14 Aug 2026

Open-source email security gateway for spam and virus filtering by Proxmox.

Proxmox Mail Gateway is a self-hosted email security appliance that filters spam, malware, and phishing for inbound and outbound mail. It is made by Proxmox Server Solutions and is commonly used by IT teams to protect mail servers.

Kindproduct

VendorProxmox Server Solutions GmbH, proxmox.com

PathSecurity and Identity > Cloud and Application Security > Secure email gateways

Slugproxmox-mail-gateway

Deploymentself-hosted

Pricingfree, subscription

Open sourceyes

First discovered2025-03-20

Last discovered2026-08-14

Taxonomy releasetax-2026.10

One click under this answer

Subcategory answerSecure email gatewaysCompanies running anything in Secure email gateways, 31,217 of 54,527,857 in the index, and the technologies ranked in it.Category answerCloud and Application SecurityThe category above this one, with its subcategories and the companies in each.CatalogueAll 8,177 technologiesRanked by the companies running them, with the publication gate named and the long tail drawn.