Sites using CloudFilter
Hosted email anti-spam and anti-malware filtering for ISPs and email hosts.
Found via: Product Hunt 5 · StackScope Discovery (Indie) 1 · StackScope Wider Web 3
Figures on this page reflect launches found via All sources only. The "Found via" counts above always show every source. Reset
CloudFilter has been detected on 6 launches since first appearing in April 2026. Most recent detection: TenderHut — Search every Indian government tender in one place, 5 days ago.
It's most commonly paired with Google Analytics, Google Tag Manager, and Google Search Console.
Share of new launches using CloudFilter
Each dot is one launch day. Line is the 7-day rolling average.
How StackScope detects technologies
⋮ 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 leaders
| Tool | % of launches | % of category | ||
|---|---|---|---|---|
| #1 |
DNSSmartHost
|
0.17% | 33.04% | |
| #2 |
MailSpamProtection
|
0.16% | 31.49% | |
| #3 |
Proofpoint Essentials
|
0.11% | 21.06% | |
| #4 |
AntiSpamCloud
|
0.06% | 12.20% | |
| #5 | Validity | 0.02% | 4.43% | |
| … | ||||
| #12 | CloudFilter Current page | 0.01% | 1.33% | |
Percentages show adoption among launches found via All sources: the share of all such launches, and of those using any Email Security tool. All 45 in Email Security →
Often used with
| Tool | Launches |
|---|---|
Google Analytics
|
5 |
Google Tag Manager
|
4 |
Google Search Console
|
3 |
Cloudflare DNS
|
3 |
| HTTP/3 | 3 |
Tools most often detected on the same launches as CloudFilter.
