<P> Alexa ranks websites based on a combined measure of page views and unique site users, and creates a list of most popular websites based on this ranking time - averaged over three - month periods . Only the site's highest - level domain is recorded, aggregating any subdomains . </P> <P> SimilarWeb ranks websites based on a panel of millions of Internet users, International / U.S. internet service providers, direct measurement of web traffic from data from thousands of websites and web crawlers scanning public websites . </P> <Table> <Tr> <Th> Site </Th> <Th> Domain </Th> <Th> Alexa top 50 global sites (As of January 31, 2018) </Th> <Th> SimilarWeb top 50 sites (As of December 2017) </Th> <Th> Type </Th> <Th> Principal country </Th> </Tr> <Tr> <Td> Google </Td> <Td> google.com </Td> <Td> </Td> <Td> </Td> <Td> Internet services and products </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> YouTube </Td> <Td> youtube.com </Td> <Td> </Td> <Td> </Td> <Td> Video sharing </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Facebook </Td> <Td> facebook.com </Td> <Td> </Td> <Td> </Td> <Td> Social network </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Baidu </Td> <Td> baidu.com </Td> <Td> </Td> <Td> </Td> <Td> Search engine </Td> <Td> China </Td> </Tr> <Tr> <Td> Wikipedia </Td> <Td> wikipedia.org </Td> <Td> 5 </Td> <Td> 5 </Td> <Td> Encyclopedia </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Reddit </Td> <Td> reddit.com </Td> <Td> 6 </Td> <Td> 36 </Td> <Td> Social news and entertainment </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Yahoo! </Td> <Td> yahoo.com </Td> <Td> 7 </Td> <Td> 8 </Td> <Td> Portal and media </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Google India </Td> <Td> google.co.in </Td> <Td> 8 </Td> <Td> 7 </Td> <Td> Search engine </Td> <Td> India </Td> </Tr> <Tr> <Td> Tencent QQ </Td> <Td> qq.com </Td> <Td> 9 </Td> <Td> 15 </Td> <Td> Portal </Td> <Td> China </Td> </Tr> <Tr> <Td> Amazon </Td> <Td> amazon.com </Td> <Td> 10 </Td> <Td> 18 </Td> <Td> E-commerce and cloud computing </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Taobao </Td> <Td> taobao.com </Td> <Td> 11 </Td> <Td> 42 </Td> <Td> Online shopping </Td> <Td> China </Td> </Tr> <Tr> <Td> Twitter </Td> <Td> twitter.com </Td> <Td> 12 </Td> <Td> 11 </Td> <Td> Social network </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Tmall </Td> <Td> tmall.com </Td> <Td> 13 </Td> <Td> 58 </Td> <Td> Online shopping </Td> <Td> China </Td> </Tr> <Tr> <Td> Google Japan </Td> <Td> google.co.jp </Td> <Td> 14 </Td> <Td> 26 </Td> <Td> Search engine </Td> <Td> Japan </Td> </Tr> <Tr> <Td> VK </Td> <Td> vk.com </Td> <Td> 15 </Td> <Td> 20 </Td> <Td> Social network </Td> <Td> Russia </Td> </Tr> <Tr> <Td> Instagram </Td> <Td> instagram.com </Td> <Td> 16 </Td> <Td> 22 </Td> <Td> Photo sharing and social media </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Windows Live </Td> <Td> live.com </Td> <Td> 17 </Td> <Td> 19 </Td> <Td> Software plus services </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Sohu </Td> <Td> sohu.com </Td> <Td> 18 </Td> <Td> 84 </Td> <Td> Portal </Td> <Td> China </Td> </Tr> <Tr> <Td> Sina Corp </Td> <Td> sina.com.cn </Td> <Td> 19 </Td> <Td> 122 </Td> <Td> Portal and instant messaging </Td> <Td> China </Td> </Tr> <Tr> <Td> Jingdong Mall </Td> <Td> jd.com </Td> <Td> 20 </Td> <Td> 69 </Td> <Td> E-commerce </Td> <Td> China </Td> </Tr> <Tr> <Td> Sina Weibo </Td> <Td> weibo.com </Td> <Td> 21 </Td> <Td> 97 </Td> <Td> Social network </Td> <Td> China </Td> </Tr> <Tr> <Td> Haosou </Td> <Td> 360.cn </Td> <Td> 22 </Td> <Td> 124 </Td> <Td> Internet security and search engine </Td> <Td> China </Td> </Tr> <Tr> <Td> Google Germany </Td> <Td> google.de </Td> <Td> 23 </Td> <Td> 21 </Td> <Td> Search engine </Td> <Td> Germany </Td> </Tr> <Tr> <Td> Google UK </Td> <Td> google.co.uk </Td> <Td> 24 </Td> <Td> 13 </Td> <Td> Search engine </Td> <Td> UK </Td> </Tr> <Tr> <Td> Google Brazil </Td> <Td> google.com.br </Td> <Td> 25 </Td> <Td> 9 </Td> <Td> Search engine </Td> <Td> Brazil </Td> </Tr> <Tr> <Td> Google France </Td> <Td> google.fr </Td> <Td> 26 </Td> <Td> 28 </Td> <Td> Search engine </Td> <Td> France </Td> </Tr> <Tr> <Td> Google Russia </Td> <Td> google.ru </Td> <Td> 27 </Td> <Td> 24 </Td> <Td> Search engine </Td> <Td> Russia </Td> </Tr> <Tr> <Td> Yandex </Td> <Td> yandex.ru </Td> <Td> 28 </Td> <Td> 16 </Td> <Td> Internet services and products </Td> <Td> Russia </Td> </Tr> <Tr> <Td> Netflix </Td> <Td> netflix.com </Td> <Td> 29 </Td> <Td> 32 </Td> <Td> Streaming TV and movies </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> LinkedIn </Td> <Td> linkedin.com </Td> <Td> 30 </Td> <Td> 41 </Td> <Td> Employment - oriented Social network </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Twitch </Td> <Td> twitch.tv </Td> <Td> 31 </Td> <Td> 88 </Td> <Td> Streaming primarily on video games </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Google Italy </Td> <Td> google.it </Td> <Td> 32 </Td> <Td> 30 </Td> <Td> Search engine </Td> <Td> Italy </Td> </Tr> <Tr> <Td> Tmall </Td> <Td> list.tmall.com </Td> <Td> 33 </Td> <Td> N / A </Td> <Td> Online shopping </Td> <Td> China </Td> </Tr> <Tr> <Td> t.co </Td> <Td> t.co </Td> <Td> 34 </Td> <Td> 105 </Td> <Td> URL shortening for links on Twitter </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Google Hong Kong </Td> <Td> google.com.hk </Td> <Td> 35 </Td> <Td> 123 </Td> <Td> Search engine </Td> <Td> Hong Kong </Td> </Tr> <Tr> <Td> Pornhub </Td> <Td> pornhub.com </Td> <Td> 36 </Td> <Td> 14 </Td> <Td> Pornography </Td> <Td> Canada </Td> </Tr> <Tr> <Td> Google Spain </Td> <Td> google.es </Td> <Td> 37 </Td> <Td> 34 </Td> <Td> Search engine </Td> <Td> Spain </Td> </Tr> <Tr> <Td> Alipay </Td> <Td> alipay.com </Td> <Td> 38 </Td> <Td> 155 </Td> <Td> Payment system </Td> <Td> China </Td> </Tr> <Tr> <Td> XVideos </Td> <Td> xvideos.com </Td> <Td> 39 </Td> <Td> 10 </Td> <Td> Pornography </Td> <Td> France </Td> </Tr> <Tr> <Td> Google Canada </Td> <Td> google.ca </Td> <Td> 40 </Td> <Td> 35 </Td> <Td> Search engine </Td> <Td> Canada </Td> </Tr> <Tr> <Td> Yahoo! Japan </Td> <Td> yahoo.co.jp </Td> <Td> 41 </Td> <Td> 33 </Td> <Td> Portal </Td> <Td> Japan </Td> </Tr> <Tr> <Td> eBay </Td> <Td> ebay.com </Td> <Td> 42 </Td> <Td> 40 </Td> <Td> Online auctions and shopping </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Google Mexico </Td> <Td> google.com.mx </Td> <Td> 43 </Td> <Td> 25 </Td> <Td> Search Engine </Td> <Td> Mexico </Td> </Tr> <Tr> <Td> Microsoft </Td> <Td> microsoft.com </Td> <Td> 44 </Td> <Td> 68 </Td> <Td> Software and technology </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Bing </Td> <Td> bing.com </Td> <Td> 45 </Td> <Td> 47 </Td> <Td> Search engine </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Odnoklassniki </Td> <Td> ok.ru </Td> <Td> 46 </Td> <Td> 38 </Td> <Td> Social Networking </Td> <Td> Russia </Td> </Tr> <Tr> <Td> Imgur </Td> <Td> imgur.com </Td> <Td> 47 </Td> <Td> 74 </Td> <Td> Image sharing </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Bonga Cams </Td> <Td> bongacams.com </Td> <Td> 48 </Td> <Td> 198 </Td> <Td> Pornography </Td> <Td> Russia </Td> </Tr> <Tr> <Td> Hao123 </Td> <Td> hao123.com </Td> <Td> 49 </Td> <Td> 236 </Td> <Td> Web directories </Td> <Td> China </Td> </Tr> <Tr> <Td> AliExpress </Td> <Td> aliexpress.com </Td> <Td> 50 </Td> <Td> 59 </Td> <Td> Online shopping </Td> <Td> China </Td> </Tr> <Tr> <Td> Mail.ru </Td> <Td> mail.ru </Td> <Td> 51 </Td> <Td> 31 </Td> <Td> Portal </Td> <Td> Russia </Td> </Tr> <Tr> <Td> Google Turkey </Td> <Td> google.com.tr </Td> <Td> 59 </Td> <Td> 27 </Td> <Td> Search engine </Td> <Td> Turkey </Td> </Tr> <Tr> <Td> Google Australia </Td> <Td> google.com.au </Td> <Td> 63 </Td> <Td> 49 </Td> <Td> Search Engine </Td> <Td> Australia </Td> </Tr> <Tr> <Td> WhatsApp </Td> <Td> whatsapp.com </Td> <Td> 68 </Td> <Td> 44 </Td> <Td> Instant messaging </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Google Poland </Td> <Td> google.pl </Td> <Td> 72 </Td> <Td> 37 </Td> <Td> Search engine </Td> <Td> Poland </Td> </Tr> <Tr> <Td> Google Indonesia </Td> <Td> google.co.id </Td> <Td> 75 </Td> <Td> 17 </Td> <Td> Search engine </Td> <Td> Indonesia </Td> </Tr> <Tr> <Td> xHamster </Td> <Td> xhamster.com </Td> <Td> 76 </Td> <Td> 39 </Td> <Td> Pornography </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Google Argentina </Td> <Td> google.com.ar </Td> <Td> 81 </Td> <Td> 45 </Td> <Td> Search engine </Td> <Td> Argentina </Td> </Tr> <Tr> <Td> XNXX </Td> <Td> xnxx.com </Td> <Td> 91 </Td> <Td> 12 </Td> <Td> Pornography </Td> <Td> France </Td> </Tr> <Tr> <Td> Google Thailand </Td> <Td> google.co.th </Td> <Td> 96 </Td> <Td> 48 </Td> <Td> Search engine </Td> <Td> Thailand </Td> </Tr> <Tr> <Td> Naver </Td> <Td> Naver.com </Td> <Td> 116 </Td> <Td> 46 </Td> <Td> Portal </Td> <Td> Korea </Td> </Tr> <Tr> <Td> Sogou </Td> <Td> sogou.com </Td> <Td> 208 </Td> <Td> 6 </Td> <Td> Search engine </Td> <Td> China </Td> </Tr> <Tr> <Td> Samsung </Td> <Td> samsung.com </Td> <Td> 379 </Td> <Td> 43 </Td> <Td> Technology products </Td> <Td> Korea </Td> </Tr> <Tr> <Td> AccuWeather </Td> <Td> accuweather.com </Td> <Td> 396 </Td> <Td> 50 </Td> <Td> Weather forecasting </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Google URL Shortener </Td> <Td> goo.gl </Td> <Td> 714 </Td> <Td> 41 </Td> <Td> URL shortening service </Td> <Td> U.S. </Td> </Tr> <Tr> <Td> Shenma </Td> <Td> sm.cn </Td> <Td> 17,213 </Td> <Td> 23 </Td> <Td> Search engine </Td> <Td> China </Td> </Tr> <Tr> <Td> Google Web Light </Td> <Td> googleweblight.com </Td> <Td> 38,332 </Td> <Td> 29 </Td> <Td> Search engine </Td> <Td> U.S. </Td> </Tr> </Table> <Tr> <Th> Site </Th> <Th> Domain </Th> <Th> Alexa top 50 global sites (As of January 31, 2018) </Th> <Th> SimilarWeb top 50 sites (As of December 2017) </Th> <Th> Type </Th> <Th> Principal country </Th> </Tr>

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