Email Security Tools
Get told when a new site picks a Email Security tool.
Stackdar watches every launch we detect and sends you the ones that ship with anything in Email Security, your competitors' tools included, by email, Slack or webhook. On every plan, from £15 a month.
See how alerts workThe most-adopted email security tool we track is DNSSmartHost (5,751 sites). We've detected 144 email security tools across 10,743 public sites.
Note (Jul 3, 2026): Email provider detection improved: providers identified from mail configuration are now caught on a site's first crawl. Earlier data may slightly undercount.
Email Security tools we've detected
| Tool | 90‑day | Sites |
|---|---|---|
DNSSmartHost
site ↗
DNSSmartHost SPF flattening / record management service by Siteground
|
5751 | |
MailSpamProtection
site ↗
MailSpamProtection (SiteGround) inbound spam filter.
|
5597 | |
AntiSpamCloud
site ↗
Hosted email anti-spam and anti-malware filtering service for ISPs and businesses.
|
2144 | |
|
Premium SMTP
Outbound mail relay and spam filtering service.
|
465 | |
Proofpoint Essentials
site ↗
Proofpoint Essentials (formerly Proofpoint Essentials SMB): email security gateway.
|
377 | |
|
SpamExperts
Email filtering and anti-spam service (part of cPanel)
|
370 | |
|
MailSentinel
Hosted anti-spam and email filtering gateway for inbound and outbound mail.
|
196 | |
| Anti-Spam Premium | 127 | |
|
FilteredMX
Managed email filtering and anti-spam service.
|
101 | |
|
EmailFilter
site ↗
Email spam filtering and message security service.
|
89 | |
|
CloudFilter
Hosted email anti-spam and anti-malware filtering for ISPs and email hosts.
|
78 | |
| PreventEmailTheft | 76 | |
Spamprotection.no
Norwegian managed spam filtering and email security service.
|
56 | |
ZA Mailgate
|
53 | |
|
Secure.ly
Hosted email filtering and anti-spam relay service.
|
48 |
Showing top 15 of 144 email security tools by adoption. 129 more not shown.
The StackScope API serves every email security tool and the launches using each, filterable and exportable, from £15 a month.
Launches using Email Security tools
| Launch | Launched | Score |
|---|---|---|
| Real Time Solar System | Aug 29, 2026 | 8.1 |
| FollowToDM | Aug 29, 2026 | 5.1 |
| Alphie | Aug 28, 2026 | 7.6 |
| visheshkitchen | Aug 27, 2026 | 4.5 |
| Hare Krishna Bakery | Aug 27, 2026 | 4.8 |
| Solocash | Aug 26, 2026 | 9.1 |
Often built with
Categories the email security sites we track also commonly use: