Home / Groups / Inc 5000 (2026) / AppRiver

AppRiver among the Inc 5000

AppRiver was detected on 37 of 4,888 crawled Inc 5000 company websites, a share of 0.8%.

Read from each domain's MX record, and for domains behind an email gateway from its SPF record, not from the homepage.

4,888 of 4,969 Inc 5000 domains returned a usable record and form the denominator. 4,814 were counted from a rendered homepage crawl on 4 September 2026, 74 from a plain fetch only, and 81 returned no usable record. Email hosting and email security are read from each domain's MX and SPF records, for the same domains. Company list: Inc 5000 2026 list. <5 means fewer than 5 crawled domains in that group. Rank 4 of the 5 Email Security tools published for this group.

Software used by the Inc 5000 · Email Security across all groups

<a href="https://installmap.com/groups/inc5000_2026/appriver"><img src="https://installmap.com/badges/inc5000_2026/appriver.svg" alt="AppRiver runs on 37 of 4,888 crawled Inc 5000 companies (0.8%)"></a>

[![AppRiver runs on 37 of 4,888 crawled Inc 5000 companies (0.8%)](https://installmap.com/badges/inc5000_2026/appriver.svg)](https://installmap.com/groups/inc5000_2026/appriver)

Other Email Security tools in this group

• Proofpoint 6.8%
• Barracuda Email Protection 2.3%
• Mimecast 2.0%
• Sophos Email 0.2%
• SpamTitan 0.1%
• Cloudflare Email Security 0.1%
• Trend Micro Email Security 0.1%
• Hornetsecurity 0.1%