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Referer Spam Blocker

v0.4

by WP Maintainer · updated 3 years ago

Block/blacklist known (and custom) spam referring domains at the WordPress level with an HTTP 403 Forbidden page.

blockdomainrefererreferer spamspam
WordPress.org SaveAnalyze reviews Track this plugin
Rank
#19,662
Up35 vs yesterday
Active installs (est.)
≈ 64
60+ reported · High
Total downloads
4.3K
4,281 all-time
Rating
3.0/5
2 reviews
Support resolved
–
0 of 0 threads, last 2 months
Growing·Downloads +0% (30d)·Toward 70+ · ETA unknown

Referer Spam Blocker at a glance

Referer Spam Blocker is a WordPress plugin by WP Maintainer with 60+ active installs, the #19,662 most popular plugin on WordPress.org. On a typical day it’s downloaded about 4 times, about the same as the month before. It’s rated 3.0 out of 5 from 2 reviews. Version 0.4 came out on Jul 31, 2023, more than 3 years ago. Among the 12 plugins tagged “referer”, it ranks #3. It was first released in 2015.

Chart time range

Applies to every chart below. History from Oct 10, 2026, 30 days.

Showing the last 30 days. Full history comes with any paid plan.See plans

Downloads over time

Download stats

72 downloads · the last 30 days

Downloads over time
Referer Spam Blocker Compare series
Downloads over time: 21 days across 1 series.0246Oct 10Oct 13Oct 17Oct 20Oct 23Oct 27Oct 30
View as table
DateReferer Spam Blocker
Oct 30, 20265
Oct 29, 20263
Oct 28, 20263
Oct 27, 20265
Oct 26, 20266
Oct 25, 20265
Oct 24, 20265
Oct 23, 20262
Oct 22, 20262
Oct 21, 20260
Oct 20, 20261
Oct 19, 20264
Oct 18, 20263
Oct 17, 20264
Oct 16, 20264
Oct 15, 20263
Oct 14, 20264
Oct 13, 20263
Oct 12, 20261
Oct 11, 20262
Oct 10, 20267

Unusual spikes are usually updates, not new installs.

Estimated installs

≈ 63 · -4.5% in the last 30 days

Estimated installs
Estimated installs: 12 days across 1 series.63646566Oct 27Oct 29Oct 31Nov 2Nov 4Nov 8
View as table
DateEstimated installs
Nov 8, 202663
Nov 7, 202663
Nov 5, 202664
Nov 4, 202664
Nov 3, 202665
Nov 2, 202665
Nov 1, 202664
Oct 31, 202664
Oct 30, 202665
Oct 29, 202665
Oct 28, 202665
Oct 27, 202666

Rank over time

#19,662 · down 323 in the last 30 days

Popular rank
Popular rank: 13 days across 1 series.#19.4K#19.6KOct 27Oct 29Oct 31Nov 2Nov 5Nov 7Nov 9
View as table
DateDaily snapshot
Nov 9, 2026#19,662
Nov 8, 2026#19,697
Nov 7, 2026#19,688
Nov 6, 2026#19,642
Nov 5, 2026#19,628
Nov 4, 2026#19,517
Nov 3, 2026#19,365
Nov 2, 2026#19,392
Oct 31, 2026#19,628
Oct 30, 2026#19,434
Oct 29, 2026#19,432
Oct 28, 2026#19,393
Oct 27, 2026#19,339

Growth %

Average -0.39% a day in the last 30 days

Growth %, day over day
Growth %, day over day: 11 days across 1 series.-1%0%1%Oct 28Oct 30Nov 1Nov 4Nov 8
View as table
DateGrowth
Nov 8, 20260.00%
Nov 7, 2026-0.78%
Nov 5, 20260.00%
Nov 4, 2026-1.54%
Nov 3, 20260.00%
Nov 2, 2026+1.56%
Nov 1, 20260.00%
Oct 31, 2026-1.54%
Oct 30, 20260.00%
Oct 29, 20260.00%
Oct 28, 2026-1.51%

Active installs band

60+ on WordPress.org

Active installs (rounded band)
Active installs (rounded band): 14 days across 1 series.586062Oct 27Oct 29Oct 31Nov 2Nov 5Nov 7Nov 9
View as table
DateDaily snapshot
Nov 9, 202660+
Nov 8, 202660+
Nov 7, 202660+
Nov 6, 202660+
Nov 5, 202660+
Nov 4, 202660+
Nov 3, 202660+
Nov 2, 202660+
Nov 1, 202660+
Oct 31, 202660+
Oct 30, 202660+
Oct 29, 202660+
Oct 28, 202660+
Oct 27, 202660+

Search rankings

Where it appears in WordPress.org search for the searches you track, checked every day.

See where Referer Spam Blocker ranks in search

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Change log

From our daily snapshot of WordPress.org

No changes yet. When this plugin's name, short description, tags, “Tested up to” or version change, they show here with what happened to its rank next.

Versions in use

Share of active installs on each published version, from WordPress.org.

  • v0.4100%

Rating trend

3.0★★★★★2 reviews · steady in the last 30 days

Requirements & info

Version history
Version
0.4
Requires WordPress
4.2
Tested up to
–
Requires PHP
–
First released
Jul 9, 2015
Last updated
Jul 31, 2023
Releases, last 12 months
…

Questions about Referer Spam Blocker

How many websites use Referer Spam Blocker?

Referer Spam Blocker is active on 60+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #19,662 most popular plugin on WordPress.org.

How many times has Referer Spam Blocker been downloaded?

4,281 times in total since 2015. On a typical day it’s downloaded about 4 times. See download stats

When was Referer Spam Blocker last updated?

Version 0.4 came out on Jul 31, 2023 (3 years ago).

Is Referer Spam Blocker still maintained?

Its last release was 3 years ago, so it may no longer be actively maintained. No support threads were opened in the last two months.

What rating does Referer Spam Blocker have?

3.0 out of 5 from 2 reviews on WordPress.org.

What are the best alternatives to Referer Spam Blocker?

The plugins most like Referer Spam Blocker, by the tags they share, are Akismet Anti-spam (5M+), Spectra Legacy (1M+) and Layout Grid Block (200K+). Compare all alternatives

Latest reviews

Analyze reviews
All reviews on WordPress.org

Review stats

3.0

★★★★★

2 reviews

  • 5 stars: 1 reviews, 50%
  • 4 stars: 0 reviews, 0%
  • 3 stars: 0 reviews, 0%
  • 2 stars: 0 reviews, 0%
  • 1 stars: 1 reviews, 50%
Positive
50%4–5★
Mixed
0%3★
Critical
50%1–2★
  • About 1 more 5★ reviews would lift it to 3.1.
  • Each new 1★ review takes 1 five-star review to balance out.

Compare with competitors

Add up to 1 competitor. No account needed.

Starter · 1 competitor
Referer Spam Blocker
Suggested:
Metric
Referer Spam Blocker
Estimated installs≈ 64
Reported installs60+
Rating3.0
Reviews2
Total downloads4.3K
AuthorWP Maintainer
First releasedJul 9, 2015
Version0.4
Requires WP4.2
Requires PHP–
Last updatedJul 31, 2023

Alternatives to Referer Spam Blocker

Compare all alternatives

Popular plugins with the same tags, the most in common first.

Side by side:Referer Spam Blocker vs Akismet Anti-spamReferer Spam Blocker vs Spectra LegacyReferer Spam Blocker vs Layout Grid Block

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