WordPress 5.1.21 icon

WordPress 5.1.21

WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system.

Disclaimer: The data used in this report is collected from the current VersionDB release (February 2026) containing a total of 12,727,168 domains. All statistics reflect this dataset and do not claim to represent all websites globally.

WordPress 5.1.21 Complementary Technologies

Technologies frequently found with WordPress 5.1.21.

Live WordPress 5.1.21 Sites

3.9k

Complementary Tech

494

Most Frequent Complementary Tech

Websites Using WordPress 5.1.21

An unordered, non-ranked list generated from observed technology data.

DomainServer LocationASNCrawl Date
rikhtik.com🇨🇦 CanadaOVH SASFebruary 13, 2026
alternativa33.ru🇷🇺 RussiaBeget LLCFebruary 13, 2026
lkmf.se🇸🇪 SwedenLoopia ABFebruary 13, 2026
ouvrard-traiteur.fr🇫🇷 FranceOVH SASFebruary 13, 2026
energetikamest.cz🇩🇪 Germanydogado GmbHFebruary 13, 2026
hoorayheroes.com🇺🇸 United StatesAmazon.com, Inc.February 13, 2026
aucom.es🇪🇸 SpainDinaHosting S.L.February 13, 2026
baseke.com🇺🇸 United StatesIONOS SEFebruary 13, 2026
amebleue.fr🇫🇷 FranceOVH SASFebruary 13, 2026
volleyumbria.it🇮🇹 Italygenesys informatica srlFebruary 13, 2026
thejournalmag.org🇺🇸 United StatesIONOS SEFebruary 13, 2026
appleclub.pl🇵🇱 PolandOVH SASFebruary 13, 2026
animalparadisehospital.com🇺🇸 United StatesIONOS SEFebruary 13, 2026
topiknollen.de🇩🇪 GermanyIONOS SEFebruary 13, 2026
thaiinvestors.com🇹🇭 ThailandCS LOXINFO Public Company Limited.February 13, 2026
staubwolke-krefeld.de🇩🇪 GermanyOMCnet Internet Service GmbHFebruary 13, 2026
comresp.com🇩🇪 GermanyNeue Medien Muennich GmbHFebruary 13, 2026
abul.asso.fr🇫🇷 FranceOVH SASFebruary 13, 2026
tomosoft.jp🇯🇵 JapanSAKURA Internet Inc.February 13, 2026
atelier14plus1.com🇫🇷 FranceOVH SASFebruary 13, 2026
weidehuehner.de🇩🇪 GermanyNeue Medien Muennich GmbHFebruary 13, 2026
musicaid.fr🇫🇷 FranceOVH SASFebruary 13, 2026
xn----jtbhbideuigr0e.xn--p1ai🇷🇺 RussiaBeget LLCFebruary 13, 2026
arairlor.asso.fr🇫🇷 FranceOVH SASFebruary 13, 2026
lgdpartnerstwoizerskie.pl🇵🇱 PolandNazwa.pl Sp.z.o.o.February 13, 2026
beauty-secret-cosmetic.de🇩🇪 GermanyIONOS SEFebruary 13, 2026
montanhas.eco.br🇺🇸 United StatesDigitalOcean, LLCFebruary 13, 2026
portailsguyon.com🇫🇷 FranceOVH SASFebruary 13, 2026
baikasblog.com🇫🇷 FranceOVH SASFebruary 13, 2026
gallier-avocat.fr🇫🇷 FranceOVH SASFebruary 13, 2026
lobanhcan.com🇺🇸 United StatesIONOS SEFebruary 13, 2026
sreteniefest.ru🇷🇺 RussiaBeget LLCFebruary 13, 2026
rae-baumann-kollegen.de🇩🇪 GermanyIONOS SEFebruary 13, 2026
miramareplatanias.com🇫🇷 FranceOVH SASFebruary 13, 2026
gartenschnack.de🇩🇪 GermanyIONOS SEFebruary 13, 2026
all-inproductions.co.uk🇩🇪 GermanyIONOS SEFebruary 13, 2026
devitkauh.cz🇸🇰 SlovakiaWebSupport s.r.o.February 13, 2026
zhemchuzhinamorya.ru🇷🇺 RussiaJSC RTComm.RUFebruary 13, 2026
uship-marseille-sud.fr🇫🇷 FranceOVH SASFebruary 13, 2026
volksclassics.de🇩🇪 Germanywebgo GmbHFebruary 13, 2026
studio-zok.com🇯🇵 JapanGMO Internet Group, Inc.February 13, 2026
cmv-steck.de🇩🇪 GermanyIONOS SEFebruary 13, 2026
harald-schwaiger.com🇩🇪 GermanyEVANZO e-commerce GmbHFebruary 13, 2026
mineral-spirit.fr🇫🇷 FranceOVH SASFebruary 8, 2026
konradi-galabau.de🇩🇪 GermanyNeue Medien Muennich GmbHFebruary 6, 2026
aaradon.ch🇨🇭 SwitzerlandInfomaniak Network SAFebruary 6, 2026
lacliquedarsene.fr🇫🇷 FranceOVH SASFebruary 6, 2026
kammermusiktage.de🇩🇪 GermanyIONOS SEFebruary 6, 2026
middleground-academy.de🇩🇪 GermanyNeue Medien Muennich GmbHFebruary 6, 2026
balashiha.su🇷🇺 RussiaJSC SelectelFebruary 6, 2026

Find Your Customers By Their Technologies

12,727,168 domains across 3,651 technologies. Ready for lead generation, market research, and security analysis.

Buy Now — $199.95 USD

Top WordPress 5.1.21 Identifiers

Who is using WordPress 5.1.21 and where.

Countries

Top 5 most detected countries for WordPress 5.1.21

ASNs

Top 5 most detected ASNs for WordPress 5.1.21

Languages

Top 5 most detected Languages for WordPress 5.1.21

TLDs

Top 5 most detected TLDs for WordPress 5.1.21

Most Frequent WordPress 5.1.21 Identifiers and Complementary Tech

Most frequently encountered identifiers for WordPress 5.1.21 and its complementary technologies.

TechnologySites
MySQL3,904
PHP3,904
jQuery3,735
jQuery Migrate3,494
Apache HTTP Server1,792
Contact Form 71,583
Yoast SEO1,043
Bootstrap982
Nginx961
Slider Revolution642
Modernizr583
imagesLoaded533
Lightbox530
Google Analytics433
FitVids.JS410
wpBakery393
OWL Carousel381
Google Maps369
YouTube357
Magnific Popup319
All in One SEO314
prettyPhoto307
reCAPTCHA291
Gravatar284
WordPress Block Editor273
All in One SEO Pack267
Underscore.js255
Akismet246
WooCommerce238
Slick230
NextGEN Gallery229
parallax.js225
HTTP/3214
Google Hosted Libraries204
Cloudflare196
HSTS187
Cookie Notice183
Swiper168
Ubuntu167
Jetpack164
Infinite Scroll162
jQuery UI159
Divi150
WPML147
OpenResty137
CookieYes128
Google Tag Manager119
WOW111
Easy Pie Chart111
bxSlider108