Websites using All in One SEO 4.x

Q: How does VersionDB detect All in One SEO 4.x?

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.

Q: How current is this data?

The figures on this page come from our September 2026 crawl. VersionDB runs a fresh crawl every month, and the database spans multiple monthly crawls.

Q: Can I download a list of All in One SEO 4.x websites?

Yes. The Lead List Exporter lets you filter the 858,636 All in One SEO 4.x sites by country, traffic and contact details, see the row count for free, and pay once for the rows you export. To try it first, the Free Lead List Exporter exports up to 10 matching domains at no cost, from a subset of our crawl.

All in One SEO optimizes a WordPress website and its content for search engines.

Lead List Exporter

858.6k live All in One SEO 4.x sites, ready to export.

That's how many All in One SEO 4.x websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.

Pick a ready-made template, or build your own filters in the Lead List Exporter and pay only for the rows you export.

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All in One SEO 4.x companies in Japan

Every All in One SEO 4.x website we detected in Japan.

Companies with personnel emails

Only sites where a personal, company-hosted email was found.

Decision makers on LinkedIn

Sites with at least one personnel LinkedIn profile.

Top 100,000 All in One SEO 4.x sites by traffic

Start with the highest-traffic end of the dataset.

Sites on a .com domain

Limit results to All in One SEO 4.x websites on .com domains.

Companies with phone numbers

Only sites where an organisation phone number was found.

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Versions

Which All in One SEO 4.x versions are most used?

We could read a version number on 91% of All in One SEO 4.x sites. Of those, the most common are All in One SEO 4.9.10, on 113,142 sites, All in One SEO 4.9.7.2, on 80,933 sites and All in One SEO 4.9.3, on 41,190 sites.

15% on v4.9.10

Versions detected: 109
Sites with a version: 778,368

Share of sites by version

v4.9.10 15% 113,142 v4.9.7.2 10% 80,933 v4.9.3 5% 41,190 v4.9.5.1 5% 36,008 v4.9.9 4% 27,475 v4.9.6.2 3% 25,056 v4.8.7 3% 20,338 v4.9.8 2% 18,888 v4.8.1.1 2% 17,145 v4.9.4.1 2% 17,073 v4.8.5 2% 14,649 v4.8.2 2% 12,892 v4.1.5.3 2% 11,870 v4.9.0 1% 11,474 v4.7.8 1% 9,576 v4.8.9 1% 9,495 v4.8.3.2 1% 9,158 v4.8.4.1 1% 8,648 v4.8.8 1% 7,690 v4.6.2 1% 7,616 v4.8.0 1% 6,859 v4.1.6.2 1% 6,742 v4.7.7 1% 6,669 v4.7.9.1 1% 6,548 v4.8.7.2 1% 6,028 v4.2.8 1% 5,769 v4.5.3.1 1% 5,522 v4.7.1.1 1% 5,471 v4.2.5.1 1% 5,209 v4.6.0 1% 5,048 v4.6.9.1 1% 4,902 v4.6.7.1 1% 4,897 v4.9.7.1 1% 4,833 v4.7.6 1% 4,817 v4.2.7.1 1% 4,763 v4.6.5 1% 4,736 v4.5.5 1% 4,694 v4.6.1.1 1% 4,686 v4.2.4 1% 4,679 v4.7.0 1% 4,627 v4.5.8 1% 4,545 v4.5.1.1 1% 4,449 v4.1.8 1% 4,439 v4.2.2 1% 4,429 v4.5.6 1% 4,373 v4.6.3 1% 4,349 v4.3.9 1% 4,239 v4.2.3.1 1% 4,182 v4.5.0 1% 4,104 v4.6.4 1% 4,066 v4.2.1.1 1% 3,948 v4.7.3 1% 3,917 v4.6.8.1 1% 3,897 v4.5.4 <1% 3,888 v4.3.4.1 <1% 3,883 v4.6.6 <1% 3,881 v4.2.9 <1% 3,804 v4.9.1 <1% 3,775 v4.7.2 <1% 3,666 v4.1.7 <1% 3,549 v4.4.8 <1% 3,541 v4.4.3 <1% 3,454 v4.7.5.1 <1% 3,439 v4.9.5 <1% 3,414 v4.3.8 <1% 3,329 v4.4.1 <1% 3,293 v4.4.6 <1% 3,271 v4.5.9.2 <1% 3,254 v4.4.5.1 <1% 3,236 v4.7.3.1 <1% 3,220 v4.4.4 <1% 3,213 v4.3.1.1 <1% 3,213 v4.4.2 <1% 3,149 v4.4.0.1 <1% 3,138 v4.3.7 <1% 3,133 v4.3.3 <1% 3,127 v4.3.5.1 <1% 3,033 v4.8.1 <1% 2,901 v4.5.2.1 <1% 2,874 v4.3.6.1 <1% 2,831 v4.7.4.2 <1% 2,787 v4.3.2 <1% 2,717 v4.4.7.1 <1% 2,637 v4.3.0 <1% 2,454 v4.5.7.2 <1% 1,868 v4.5.9.1 <1% 1,674 v4.8.6 <1% 1,582 v4.7.5 <1% 1,483 v4.1.4.4 <1% 1,198 v4.8.3.1 <1% 964 v4.4.9.1 <1% 930 v4.4.7 <1% 846 v4.7.4.1 <1% 790 v4.1.1.1 <1% 772 v4.1.0.2 <1% 352 v4.1.5.2 <1% 332 v4.1.2.1 <1% 258 v4.5.7.1 <1% 257 v4.1.0.1 <1% 255 v4.9.6.1 <1% 198 v4.1.3.1 <1% 160 v4.1.5.1 <1% 125 v4.1.4.3 <1% 106 v4.2.6 <1% 106 v4.3.5 <1% 98 v4.1.4.1 <1% 51 v4.1.4.2 <1% 43 v4.3.1 <1% 38 v4.1.1 <1% 26

Live Websites

Websites Using All in One SEO 4.x

A sample of live All in One SEO 4.x sites from our latest crawl, with the other technologies each one runs.

Open in the Lead List Exporter

Domain	Also runs	Crawl Date
madacc.org	jQuery PHP MySQL WordPress jQuery Migrate	September 28, 2026
lubyconsulting.com	jQuery PHP MySQL WordPress Nginx	September 27, 2026
londonstudios.net	jQuery PHP MySQL HTTP/3 WordPress	September 27, 2026
loginace.com	HTTP/3 WordPress Cloudflare WordPress Block Editor All in One SEO Pack	September 27, 2026
livetok.online	jQuery WordPress Bootstrap Cloudflare Google Analytics	September 27, 2026
letztbatallion.com	jQuery PHP MySQL WordPress Nginx	September 27, 2026
led-tokyo.jp	jQuery PHP MySQL WordPress Nginx	September 27, 2026
learnwithdexa.com	jQuery PHP MySQL HTTP/3 WordPress	September 27, 2026
le-velvets-parti.com	jQuery PHP MySQL WordPress Nginx	September 27, 2026
labvw.com.br	PHP MySQL HTTP/3 WordPress LiteSpeed	September 27, 2026

How many websites use All in One SEO 4.x?

We found All in One SEO 4.x on 858,636 websites in our September 2026 crawl, across 212 countries.

Which countries use All in One SEO 4.x the most?

By number of websites, the top countries are Japan (28%, 240,215 sites), United States (14%, 123,589 sites), Germany (5%, 43,583 sites), France (4%, 34,846 sites) and Cyprus (4%, 33,071 sites). Together they account for 55% of the 858,636 All in One SEO 4.x sites we track. 35% of the sites are in English, and .com is the most used domain ending, on 49% of them.

Where are All in One SEO 4.x websites hosted?

The networks carrying the most All in One SEO 4.x sites are Hostinger International Limited (130,297 sites), Xserver Inc. (95,973 sites) and Cloudflare, Inc. (60,375 sites).

What technologies are used with All in One SEO 4.x?

Across the 858,636 All in One SEO 4.x sites we track, the technologies most often found alongside it are WordPress (100%, 858,636 sites), PHP (over 99%, 857,444 sites), MySQL (over 99%, 857,040 sites), jQuery (89%, 765,045 sites) and All in One SEO Pack (85%, 728,088 sites).

Deep Dive

Breakdown of All in One SEO 4.x websites

What else they run, plus their language, hosting network, domain extension and country.

Technology	Sites
WordPress	858,636
PHP	857,444
MySQL	857,040
jQuery	765,045
All in One SEO Pack	728,088
jQuery Migrate	644,535
Google Analytics	344,015
Contact Form 7	314,834
HTTP/3	285,479
Nginx	269,873
Apache HTTP Server	247,460
WordPress Block Editor	238,849
Elementor	238,803
LiteSpeed	222,955
Site Kit	172,053
Bootstrap	166,876
LiteSpeed Cache	158,725
imagesLoaded	144,227
reCAPTCHA	140,785
Cloudflare	135,028
Hostinger	134,076
Slick	122,180
Google Tag Manager	110,734
WooCommerce	107,473
Underscore.js	101,815

Language	Sites
English	299,634
Japanese	232,295
Spanish	37,713
German	36,377
French	33,566
Russian	26,666
Italian	19,836
Polish	16,725
Portuguese	15,995
Turkish	15,607
Latin	14,626
Dutch	10,316
Chinese	10,248
Indonesian	8,685
Czech	6,346
Swedish	5,514
Danish	4,233
Romanian	4,166
Hungarian	3,866
Arabic	2,884
Greek	2,759
Slovak	2,745
Ukrainian	2,724
Tagalog	2,649
Finnish	2,604

ASN	Sites
Hostinger International Limited	130,297
Xserver Inc.	95,973
Cloudflare, Inc.	60,375
GMO Internet, Inc.	57,104
SAKURA Internet Inc.	56,363
OVH SAS	26,740
New Dream Network, LLC	23,556
IONOS SE	23,380
Amazon.com, Inc.	15,405
Hetzner Online GmbH	14,472
GoDaddy.com, LLC	12,546
Aruba S.p.A.	12,103
Cloudflare London, LLC	11,759
Namecheap, Inc.	9,891
WHG Hosting Services Ltd	7,349
DigiRock, Inc.	6,798
DigitalOcean, LLC	6,568
CLOUDFLARENET	6,379
Beget LLC	6,222
Strato GmbH	5,825
Neue Medien Muennich GmbH	5,207
Combell NV	5,202
Google LLC	5,083
InMotion Hosting, Inc.	4,980
Host Europe GmbH	4,934

TLD	Sites
com	423,728
jp	73,729
net	30,349
org	29,124
de	25,687
ru	18,980
uk	17,694
pl	15,096
it	14,715
fr	14,299
br	10,715
au	9,304
info	7,778
in	7,750
nl	7,538
ca	6,942
es	6,534
cz	6,302
se	5,156
eu	4,981
za	4,191
dk	4,168
ch	3,885
ro	3,735
tr	3,598

Country	Sites
🇯🇵 Japan	240,215
🇺🇸 United States	123,589
Unknown	60,701
🇩🇪 Germany	43,583
🇫🇷 France	34,846
🇨🇾 Cyprus	33,071
🇬🇧 United Kingdom	26,689
🇷🇺 Russia	23,119
🇮🇹 Italy	21,820
🇮🇳 India	21,358
🇵🇱 Poland	17,717
🇪🇸 Spain	14,339
🇧🇷 Brazil	14,215
🇳🇱 Netherlands	13,428
🇨🇦 Canada	12,353
🇹🇷 Turkey	11,859
🇦🇺 Australia	10,892
🇸🇬 Singapore	7,369
🇨🇿 Czech Republic	7,287
🇮🇩 Indonesia	7,070
🇸🇪 Sweden	6,345
🇩🇰 Denmark	5,784
🇿🇦 South Africa	5,304
🇨🇭 Switzerland	5,109
🇷🇴 Romania	4,398

FAQ

Answers drawn from our latest crawl of All in One SEO 4.x websites. Anything else, email us and we will look it up.

How does VersionDB detect All in One SEO 4.x?

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.

How current is this data?

Can I download a list of All in One SEO 4.x websites?