Comment systems
Visit www.question2answer.org
Question2Answer (Q2A) is a popular open-source Q&A platform for PHP/MySQL.
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.
Question2Answer Complementary Technologies
Technologies frequently found with Question2Answer.
Live Question2Answer Sites
234
Complementary Tech
100
Most Frequent Complementary Tech
Websites Using Question2Answer
An unordered, non-ranked list generated from observed technology data.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| skillsandlessons.com | 🇺🇸 United States | A2 Hosting, Inc. | February 14, 2026 |
| foxanswers.com | 🇱🇹 Lithuania | Telia Lietuva, AB | February 14, 2026 |
| munixo.com | 🇩🇪 Germany | Neue Medien Muennich GmbH | February 14, 2026 |
| hlolweb.com | Unknown | Cloudflare, Inc. | February 14, 2026 |
| art-projects.ru | 🇷🇺 Russia | Jsc ru-center | February 14, 2026 |
| drlovesperspectives.com | 🇺🇸 United States | InMotion Hosting, Inc. | February 14, 2026 |
| alzawaj.org | 🇺🇸 United States | IONOS SE | February 14, 2026 |
| lok.as | 🇳🇴 Norway | One.com A/S | February 14, 2026 |
| sorunne.com.tr | 🇹🇷 Turkey | Hostixo Internet Bilisim Yazilim Hizmetleri Tic. ve San. Ltd. Sti. | February 14, 2026 |
| ico.tw | 🇺🇸 United States | GoDaddy.com, LLC | February 14, 2026 |
| tajrbati.com | 🇬🇧 United Kingdom | DigitalOcean, LLC | February 14, 2026 |
| kz1.pl | 🇵🇱 Poland | Atman Sp. z o.o. | February 14, 2026 |
| xunpanjiqi.com | Unknown | Cloudflare, Inc. | February 14, 2026 |
| myferme.fr | 🇫🇷 France | Cogent Communications, LLC | February 14, 2026 |
| pasja-informatyki.pl | 🇵🇱 Poland | Cyber_Folks S.A. | February 14, 2026 |
| unableto.com | 🇺🇸 United States | AT&T Enterprises, LLC | February 14, 2026 |
| sorsoyleyelim.com | 🇫🇷 France | OVH SAS | February 14, 2026 |
| aqwiki.net | 🇯🇵 Japan | GMO GlobalSign Holdings K.K. | February 14, 2026 |
| mipregunta.mx | 🇺🇸 United States | IONOS SE | February 14, 2026 |
| guney.co.uk | 🇱🇹 Lithuania | Hostinger International Limited | February 14, 2026 |
| guteantwort.com | 🇩🇪 Germany | netcup GmbH | February 14, 2026 |
| cafevakil.ir | 🇮🇷 Iran | Netmihan Communication Company Ltd | February 14, 2026 |
| help4arab.com | 🇫🇮 Finland | Hetzner Online GmbH | February 14, 2026 |
| filemakerturk.com | 🇹🇷 Turkey | Equinix (EMEA) Acquisition Enterprises B.V. | February 14, 2026 |
| web9199.jp | 🇯🇵 Japan | GMO Internet Group, Inc. | February 14, 2026 |
| doubtly.in | 🇮🇳 India | Microsoft Corporation | February 13, 2026 |
| sargsp2.ru | 🇷🇺 Russia | Jsc ru-center | February 13, 2026 |
| rwnq-alhaya.com | Unknown | Cloudflare, Inc. | February 13, 2026 |
| kaldin.in | 🇺🇸 United States | OVH SAS | February 13, 2026 |
| onaykodu.net | 🇦🇪 United Arab Emirates | Alp Furkan Kolan | February 13, 2026 |
| vietnamanswer.com | Unknown | Cloudflare, Inc. | February 13, 2026 |
| opencarp.org | 🇩🇪 Germany | Karlsruhe Institute of Technology | February 13, 2026 |
| fontoslenne.hu | ðŸ‡ðŸ‡º Hungary | Viacom Informatics Ltd. | February 13, 2026 |
| ocsinventory-ng.org | 🇫🇷 France | OVH SAS | February 13, 2026 |
| drnebfc.fr | 🇫🇷 France | OVH SAS | February 13, 2026 |
| piglix.com | 🇺🇸 United States | TekTonic | February 13, 2026 |
| skipper18.com | Unknown | Cloudflare, Inc. | February 13, 2026 |
| myhorse.pl | 🇫🇷 France | OVH SAS | February 13, 2026 |
| isa-sari.com | 🇹🇷 Turkey | Cizgi Telekomunikasyon Anonim Sirketi | February 7, 2026 |
| czporadna.cz | 🇨🇿 Czech Republic | WEDOS Internet, a.s. | February 7, 2026 |
| nanumtip.com | Unknown | Cloudflare, Inc. | February 7, 2026 |
| ajarproductions.com | 🇺🇸 United States | InMotion Hosting, Inc. | February 7, 2026 |
| fragmich.eu | 🇩🇪 Germany | Neue Medien Muennich GmbH | February 7, 2026 |
| javabyab.com | 🇩🇪 Germany | Leaseweb Deutschland GmbH | February 7, 2026 |
| itensor.org | Unknown | Cloudflare, Inc. | February 7, 2026 |
| mgland.com | 🇯🇵 Japan | The Constant Company, LLC | February 7, 2026 |
| cheri3a.com | Unknown | Cloudflare, Inc. | February 7, 2026 |
| clojure.org | 🇺🇸 United States | Amazon.com, Inc. | February 7, 2026 |
| larsbo.org | 🇩🇰 Denmark | Sentia Denmark A/S | February 6, 2026 |
| jogikerdesek.hu | ðŸ‡ðŸ‡º Hungary | Invitech ICT Services Kft. | February 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 USDTop Question2Answer Identifiers
Who is using Question2Answer and where.
Countries
Top 5 most detected countries for Question2Answer
ASNs
Top 5 most detected ASNs for Question2Answer
Languages
Top 5 most detected Languages for Question2Answer
TLDs
Top 5 most detected TLDs for Question2Answer
Most Frequent Question2Answer Identifiers and Complementary Tech
Most frequently encountered identifiers for Question2Answer and its complementary technologies.
| Technology | Sites |
|---|---|
| PHP | 234 |
| jQuery | 232 |
| Apache HTTP Server | 81 |
| HTTP/3 | 78 |
| Google AdSense | 73 |
| Google Analytics | 67 |
| Cloudflare | 58 |
| Nginx | 54 |
| Cloudflare Browser Insights | 46 |
| LiteSpeed | 38 |
| Bootstrap | 33 |
| reCAPTCHA | 32 |
| HSTS | 30 |
| Gravatar | 18 |
| Highlight.js | 17 |
| LiteSpeed Cache | 15 |
| Ubuntu | 15 |
| Hostinger | 14 |
| Google Tag Manager | 12 |
| DoubleClick Ad Exchange (AdX) | 11 |
| BootstrapCDN | 11 |
| cdnjs | 10 |
| Debian | 10 |
| OpenSSL | 10 |
| Google Hosted Libraries | 9 |
| YouTube | 7 |
| 5 | |
| Onsen UI | 5 |
| CentOS | 5 |
| OpenResty | 5 |
| MathJax | 5 |
| jQuery CDN | 4 |
| jQuery UI | 4 |
| AddToAny | 4 |
| WordPress | 3 |
| jsDelivr | 3 |
| AddThis | 3 |
| MySQL | 3 |
| Clipboard.js | 3 |
| Amazon Web Services | 3 |
| Modernizr | 3 |
| SyntaxHighlighter | 3 |
| VK Pixel | 3 |
| Statcounter | 3 |
| Engintron | 2 |
| FancyBox | 2 |
| Plesk | 2 |
| Clicky | 2 |
| Hostinger CDN | 2 |
| jQuery Migrate | 2 |
| Language | Sites |
|---|---|
| English | 98 |
| Arabic | 27 |
| Turkish | 20 |
| Russian | 17 |
| German | 13 |
| Latin | 12 |
| Persian | 11 |
| Chinese | 9 |
| French | 9 |
| Japanese | 8 |
| Afrikaans | 8 |
| Polish | 6 |
| Spanish | 6 |
| Norwegian Nynorsk | 4 |
| Italian | 4 |
| Swahili | 4 |
| Tsonga | 3 |
| Somali | 3 |
| Esperanto | 3 |
| Indonesian | 3 |
| Tswana | 3 |
| Yoruba | 3 |
| Czech | 2 |
| Basque | 2 |
| Korean | 2 |
| Welsh | 2 |
| Tagalog | 2 |
| Albanian | 2 |
| Bosnian | 2 |
| Croatian | 2 |
| Xhosa | 2 |
| Swedish | 2 |
| Kazakh | 2 |
| Hungarian | 2 |
| Slovenian | 2 |
| Southern Sotho | 2 |
| Zulu | 1 |
| Azerbaijani | 1 |
| Danish | 1 |
| Bengali | 1 |
| Malay | 1 |
| Hebrew | 1 |
| Mongolian | 1 |
| Shona | 1 |
| Lithuanian | 1 |
| Norwegian Bokmål | 1 |
| Ganda | 1 |
| Dutch | 1 |
| Georgian | 1 |
| ASN | Sites |
|---|---|
| Cloudflare, Inc. | 52 |
| Hetzner Online GmbH | 16 |
| OVH SAS | 12 |
| Hostinger International Limited | 11 |
| IONOS SE | 7 |
| Amazon.com, Inc. | 6 |
| DigitalOcean, LLC | 6 |
| GoDaddy.com, LLC | 5 |
| Akamai Connected Cloud | 5 |
| Hangzhou Alibaba Advertising Co.,Ltd. | 4 |
| EuroByte LLC | 3 |
| Vandad Vira Hooman LLC | 3 |
| Namecheap, Inc. | 3 |
| New Dream Network, LLC | 3 |
| TekTonic | 2 |
| GMO GlobalSign Holdings K.K. | 2 |
| SAKURA Internet Inc. | 2 |
| A2 Hosting, Inc. | 2 |
| GNET Internet Telekomunikasyon A.S. | 2 |
| The Constant Company, LLC | 2 |
| Strato GmbH | 2 |
| Netmihan Communication Company Ltd | 2 |
| Microsoft Corporation | 2 |
| Domain names registrar REG.RU, Ltd | 2 |
| GMO Internet Group, Inc. | 2 |
| Cyber_Folks S.A. | 2 |
| InMotion Hosting, Inc. | 2 |
| Xserver Inc. | 2 |
| netcup GmbH | 2 |
| Atman Sp. z o.o. | 2 |
| Jsc ru-center | 2 |
| Neue Medien Muennich GmbH | 2 |
| Netfactor Telekominikasyon ve Teknoloji Hizmetleri San. ve Tic. A.S. | 1 |
| DataBank Holdings, Ltd. | 1 |
| PS Internet Company LLP | 1 |
| Alp Furkan Kolan | 1 |
| Telia Lietuva, AB | 1 |
| JSC IOT | 1 |
| za200.cz s.r.o. | 1 |
| Hurricane Electric LLC | 1 |
| ILOTH | 1 |
| Markahost Telekomunikasyon Ve Ticaret Limited Sirketi | 1 |
| AT&T Enterprises, LLC | 1 |
| Caucasus Online Ltd. | 1 |
| Google LLC | 1 |
| Karlsruhe Institute of Technology | 1 |
| Noyan Abr Arvan Co. ( Private Joint Stock) | 1 |
| FranTech Solutions | 1 |
| Viacom Informatics Ltd. | 1 |
| Massive Networks | 1 |
| TLD | Sites |
|---|---|
| com | 116 |
| net | 20 |
| org | 20 |
| ru | 14 |
| in | 5 |
| de | 5 |
| ir | 4 |
| jp | 3 |
| pl | 3 |
| info | 3 |
| co.uk | 2 |
| kz | 2 |
| fr | 2 |
| be | 2 |
| hu | 2 |
| com.tr | 2 |
| cz | 2 |
| as | 1 |
| science | 1 |
| app | 1 |
| uz | 1 |
| wielun.pl | 1 |
| help | 1 |
| eu | 1 |
| com.au | 1 |
| ge | 1 |
| or.jp | 1 |
| mx | 1 |
| lt | 1 |
| go.id | 1 |
| center | 1 |
| cn | 1 |
| es | 1 |
| vip | 1 |
| ca | 1 |
| by | 1 |
| nu | 1 |
| dz | 1 |
| su | 1 |
| co.ir | 1 |
| biz | 1 |
| tw | 1 |
| org.il | 1 |
| it | 1 |
| Country | Sites |
|---|---|
| 🇺🇸 United States | 50 |
| 🇩🇪 Germany | 28 |
| 🇷🇺 Russia | 14 |
| 🇫🇷 France | 11 |
| 🇯🇵 Japan | 10 |
| 🇹🇷 Turkey | 8 |
| 🇮🇷 Iran | 8 |
| 🇬🇧 United Kingdom | 5 |
| 🇨🇳 China | 5 |
| 🇵🇱 Poland | 5 |
| 🇸🇬 Singapore | 4 |
| 🇮🇹 Italy | 4 |
| 🇳🇱 Netherlands | 4 |
| 🇮🇩 Indonesia | 3 |
| 🇱🇹 Lithuania | 3 |
| 🇫🇮 Finland | 3 |
| 🇮🇳 India | 2 |
| ðŸ‡ðŸ‡º Hungary | 2 |
| 🇨🇿 Czech Republic | 2 |
| 🇧🇪 Belgium | 1 |
| 🇩🇿 Algeria | 1 |
| 🇦🇺 Australia | 1 |
| 🇲🇳 Mongolia | 1 |
| 🇳🇿 New Zealand | 1 |
| 🇩🇰 Denmark | 1 |
| 🇮🇪 Ireland | 1 |
| 🇧🇾 Belarus | 1 |
| 🇳🇴 Norway | 1 |
| 🇦🇪 United Arab Emirates | 1 |
| 🇰🇷 South Korea | 1 |
| 🇰🇿 Kazakhstan | 1 |
| 🇬🇪 Georgia | 1 |