PHP 5.5.21
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PHP is a general-purpose scripting language used for web development.
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PHP 5.5.21 companies in the United States
Every PHP 5.5.21 website we detected in the US.
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 PHP 5.5.21 sites by traffic
Start with the highest-traffic end of the dataset.
Sites on a .com domain
Limit results to PHP 5.5.21 websites on .com domains.
Companies with phone numbers
Only sites where an organisation phone number was found.
Complementary Technologies
PHP 5.5.21 Complementary Technologies
Technologies frequently found with PHP 5.5.21.
Most Frequent Complementary Tech
Apache HTTP Server
267
jQuery
226
TYPO3 CMS
87
jQuery UI
70
Bootstrap
67
OpenSSL
61
HSTS
54
jQuery Migrate
51
Debian
48
MySQL
44
Live Websites
Websites Using PHP 5.5.21
Live sites we caught running PHP 5.5.21 in the wild, straight from the latest crawl.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| kanagawahotels.com | 🇺🇸 United States | DigitalOcean, LLC | July 27, 2026 |
| history-vision.de | 🇩🇪 Germany | Mittwald CM Service GmbH & Co. KG | July 27, 2026 |
| guilinhotelspage.com | 🇫🇷 France | OVH SAS | July 27, 2026 |
| kfwiki.org | 🇳🇱 Netherlands | Signet B.V. | July 27, 2026 |
| misteralu.fr | 🇫🇷 France | OVH SAS | July 25, 2026 |
| villagetaways.com | 🇦🇺 Australia | Amazon.com, Inc. | July 24, 2026 |
| aaa24.ru | 🇷🇺 Russia | JSC Mediasoft ekspert | July 24, 2026 |
| puexam.edu.np | 🇳🇵 Nepal | Cloud Himalaya Pvt Ltd | July 23, 2026 |
| 11math.com | Unknown | Cloudflare, Inc. | July 23, 2026 |
| hotelgenova.net | 🇺🇸 United States | DigitalOcean, LLC | July 23, 2026 |
Identifiers
Top PHP 5.5.21 Identifiers
Who is using PHP 5.5.21 and where: top five by detected sites.
Technology
Apache HTTP Server
267
jQuery
226
TYPO3 CMS
87
jQuery UI
70
Bootstrap
67
Language
German
78
English
55
French
51
Japanese
26
Catalan
11
ASN
Mittwald CM Service GmbH & Co. KG
89
OVH SAS
50
Amazon.com, Inc.
25
IONOS SE
13
Deutsche Telekom AG
12
TLD
de
75
com
71
fr
28
jp
23
org
15
Country
Germany
96
France
53
Japan
28
United States
16
Unknown
13
Deep Dive
Most Frequent PHP 5.5.21 Identifiers and Complementary Tech
Most frequently encountered identifiers for PHP 5.5.21 and its complementary technologies.
| Technology | Sites |
|---|---|
Apache HTTP Server | 267 |
jQuery | 226 |
TYPO3 CMS | 87 |
jQuery UI | 70 |
Bootstrap | 67 |
OpenSSL | 61 |
| HSTS | 54 |
|
jQuery Migrate | 51 |
Debian | 48 |
MySQL | 44 |
WordPress | 43 |
Windows Server | 42 |
Google Hosted Libraries | 38 |
Google Analytics | 36 |
CentOS | 34 |
IIS | 23 |
Slick | 23 |
Modernizr | 21 |
OWL Carousel | 21 |
| Parsley.js | 20 |
Lightbox | 18 |
Smash Balloon Instagram Feed | 16 |
YouTube | 16 |
Google Tag Manager | 15 |
Twitter | 14 |
| Language | Sites |
|---|---|
| German | 78 |
| English | 55 |
| French | 51 |
| Japanese | 26 |
| Catalan | 11 |
| Chinese | 9 |
| Portuguese | 8 |
| Vietnamese | 7 |
| Latin | 6 |
| Italian | 4 |
| Russian | 4 |
| Spanish | 4 |
| Welsh | 3 |
| Afrikaans | 2 |
| Norwegian Nynorsk | 2 |
| Norwegian Bokmål | 2 |
| Slovak | 2 |
| Slovenian | 2 |
| Swedish | 2 |
| Danish | 1 |
| Greek | 1 |
| Esperanto | 1 |
| Estonian | 1 |
| Hungarian | 1 |
| Ganda | 1 |
| Mongolian | 1 |
| Malay | 1 |
| Dutch | 1 |
| Polish | 1 |
| Romanian | 1 |
| Shona | 1 |
| Tagalog | 1 |
| Turkish | 1 |
| Ukrainian | 1 |
| Yoruba | 1 |
| ASN | Sites |
|---|---|
| Mittwald CM Service GmbH & Co. KG | 89 |
| OVH SAS | 50 |
| Amazon.com, Inc. | 25 |
| IONOS SE | 13 |
| Deutsche Telekom AG | 12 |
| Akamai Connected Cloud | 10 |
| Defferrari Informatica Ltda. | 10 |
| Hetzner Online GmbH | 8 |
| VNPT Corp | 8 |
| PrivateSystems Networks | 5 |
| Bluewin | 4 |
| Google LLC | 4 |
| SIA BITE Latvija | 4 |
| Cloudflare, Inc. | 3 |
| Hangzhou Alibaba Advertising Co.,Ltd. | 3 |
| Jsc ru-center | 3 |
| ARTERIA Networks Corporation | 2 |
| Chalmers University of Technology | 2 |
| CommuniLink Internet Limited. | 2 |
| DigitalOcean, LLC | 2 |
| MasterDC s.r.o. | 2 |
| NSS S.A. | 2 |
| Renater | 2 |
| SIEL, d.o.o. | 2 |
| Signet B.V. | 2 |
| SoftBank Corp. | 2 |
| TDC Holding A/S | 2 |
| Vlan24 | 2 |
| ATW Internet Kft. | 1 |
| Atman Sp. z o.o. | 1 |
| Bell Canada | 1 |
| Bredband2 AB | 1 |
| CS LOXINFO PUBLIC COMPANY LIMITED | 1 |
| Cloud Himalaya Pvt Ltd | 1 |
| Cyber_Folks SRL | 1 |
| Eastern Telecoms Phils., Inc. | 1 |
| Fastly, Inc. | 1 |
| First Communications LLC | 1 |
| GMO GlobalSign Holdings K.K. | 1 |
| Hosting Systems Ltd | 1 |
| Hostwinds LLC. | 1 |
| InterNetX GmbH | 1 |
| JSC Mediasoft ekspert | 1 |
| Johns Hopkins University | 1 |
| Moldtelecom SA | 1 |
| National Data Center building | 1 |
| Nextgen Communications Srl | 1 |
| PlusServer GmbH | 1 |
| SAKURA Internet Inc. | 1 |
| Scaleway SAS | 1 |
| TM TECHNOLOGY SERVICES SDN. BHD. | 1 |
| The Optimal Link Corporation | 1 |
| Zdruzenie pouzivatelov Slovenskej akademickej datovej siete SANET | 1 |
| TLD | Sites |
|---|---|
| de | 75 |
| com | 71 |
| fr | 28 |
| jp | 23 |
| org | 15 |
| br | 8 |
| net | 8 |
| uk | 8 |
| vn | 6 |
| eu | 5 |
| lv | 4 |
| ru | 4 |
| at | 3 |
| ch | 3 |
| ar | 2 |
| cn | 2 |
| es | 2 |
| info | 2 |
| it | 2 |
| ro | 2 |
| se | 2 |
| sk | 2 |
| au | 1 |
| berlin | 1 |
| biz | 1 |
| dk | 1 |
| gr | 1 |
| hk | 1 |
| hn | 1 |
| hu | 1 |
| ie | 1 |
| md | 1 |
| mn | 1 |
| my | 1 |
| nl | 1 |
| no | 1 |
| np | 1 |
| one | 1 |
| pl | 1 |
| pro | 1 |
| si | 1 |
| swiss | 1 |
| th | 1 |
| tv | 1 |
| tw | 1 |
| Country | Sites |
|---|---|
| 🇩🇪 Germany | 96 |
| 🇫🇷 France | 53 |
| 🇯🇵 Japan | 28 |
| 🇺🇸 United States | 16 |
| Unknown | 13 |
| 🇧🇷 Brazil | 10 |
| 🇪🇸 Spain | 10 |
| 🇬🇧 United Kingdom | 9 |
| 🇻🇳 Vietnam | 8 |
| 🇨🇭 Switzerland | 4 |
| 🇨🇳 China | 4 |
| 🇱🇻 Latvia | 4 |
| 🇷🇺 Russia | 4 |
| 🇦🇹 Austria | 3 |
| 🇦🇺 Australia | 3 |
| 🇭🇰 Hong Kong | 3 |
| 🇸🇪 Sweden | 3 |
| 🇦🇷 Argentina | 2 |
| 🇩🇰 Denmark | 2 |
| 🇮🇹 Italy | 2 |
| 🇳🇱 Netherlands | 2 |
| 🇷🇴 Romania | 2 |
| 🇸🇮 Slovenia | 2 |
| 🇸🇰 Slovakia | 2 |
| 🇨🇦 Canada | 1 |
| 🇨🇿 Czech Republic | 1 |
| 🇭🇳 Honduras | 1 |
| 🇭🇺 Hungary | 1 |
| 🇮🇪 Ireland | 1 |
| 🇲🇩 Moldova | 1 |
| 🇲🇳 Mongolia | 1 |
| 🇲🇾 Malaysia | 1 |
| 🇳🇴 Norway | 1 |
| 🇳🇵 Nepal | 1 |
| 🇵🇱 Poland | 1 |
| 🇹🇭 Thailand | 1 |
| 🇹🇻 Tuvalu | 1 |
| 🇹🇼 Taiwan | 1 |
| 🇺🇦 Ukraine | 1 |