RA – Registration Mail Address Domain Limiter
by skuramoto · Email & Marketing
The domain which can be used for user's registration can be restricted.
41 health vs 70 average across 471 Email & Marketing plugins
High removal-risk signals
63/100Maintenance and integrity signals that tend to precede a WordPress.org removal. Not an official status, a heads-up to act.
- Long abandoned. No update in 11+ years — the top precursor to removal once a vulnerability is found.
- Compatibility drift. Tested only up to WordPress 4.2.39, well behind 6.8.
Directory ranking optimization
How it's scored →How well this listing is tuned to rank in WordPress.org search, on the factors an owner controls. Not popularity, optimization.
Under-optimized
Biggest win: Update recency
To rank higher: Last updated 4082 days ago — ship an update; wp.org decays a listing's search weight after ~180 days.
Get the full rank-higher report →Daily downloads
Since 2022-10-05 · 1,381 days · wp.org + Plugin Pulse archive
30-day downloads
Rolling 30-day volume · peaks are release surges
19
now · peak 60
Directory rank vs rivals
wp.org popularity rank over time · higher is better · when a rival's line climbs above yours, they've overtaken you
Downloads per 1k installs · 30d
Engagement proxy · release spikes are signal, a long slide is an aging base
Estimated active installs
wp.org reports only “10+”. The real number sits in this band.
Modeled within the band wp.org reports; tightens as we track daily.
Install history · since 2022-10-04 · 1,365 observations
Details
Growth timeline
Install-band crossings we have observed, and how long each band took to outgrow
No band crossings observed yet.
Competes with
The plugins that solve the same job, ranked by shared tags then reach — closest match first
-
WP Mail SMTP by WPForms – The Most Popular SMTP and Email Log Plugin 4M+ installs · 4.8★ · 1 shared tag A -
MC4WP: Mailchimp for WordPress 1M+ installs · 4.8★ · 1 shared tag A - W WP Multibyte Patch 1M+ installs · 4.6★ · 1 shared tag A
-
Easy WP SMTP – WordPress SMTP and Email Logs: Gmail SMTP, Office 365, Outlook, Custom SMTP, and more 500K+ installs · 4.6★ · 1 shared tag A -
Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App 300K+ installs · 4.7★ · 1 shared tag A -
WP Mail Logging 300K+ installs · 4.7★ · 1 shared tag A
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<iframe src="https://plugins.wpmayor.com/embed/ra-registration-mail-address-domain-limiter" width="480" height="300" style="border:0" loading="lazy" title="RA – Registration Mail Address Domain Limiter — Plugin Pulse"></iframe> RA – Registration Mail Address Domain Limiter: 10+ active installs, 0.0★ (0 reviews). Plugin Pulse (WP Mayor), as of 2026-07-17. https://plugins.wpmayor.com/plugin/ra-registration-mail-address-domain-limiter