{"id":123621,"date":"2025-04-21T15:05:07","date_gmt":"2025-04-21T13:05:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/oczenka-setevyh-zaprosov-otpravlyaemyh-web-brauzerami-pri-pervom-zapuske"},"modified":"2025-04-21T15:05:07","modified_gmt":"2025-04-21T13:05:07","slug":"oczenka-setevyh-zaprosov-otpravlyaemyh-web-brauzerami-pri-pervom-zapuske","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/oczenka-setevyh-zaprosov-otpravlyaemyh-web-brauzerami-pri-pervom-zapuske","title":{"rendered":"Avalia\u00e7\u00e3o das requisi\u00e7\u00f5es de rede enviadas pelos navegadores web na primeira inicializa\u00e7\u00e3o","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Foram publicados os resultados da an\u00e1lise da atividade de rede durante o uso dos navegadores Firefox, Chrome, Safari, Edge, Opera, Brave, Yandex Browser, Ungoogled Chromium, Mulvad, Vivaldi, Librewolf, Arc, Tor Browser, Kagi Orion, Pale Moon, Floorp, Zen, Waterfox e Thorium. O objetivo do estudo foi avaliar o tr\u00e1fego relacionado ao envio de solicita\u00e7\u00f5es de rede pelos navegadores, n\u00e3o relacionadas ao processamento do conte\u00fado visualizado pelo usu\u00e1rio. Al\u00e9m da transmiss\u00e3o de telemetria, tais solicita\u00e7\u00f5es s\u00e3o usadas para verificar a presen\u00e7a de atualiza\u00e7\u00f5es, carregar listas de bloqueio de conte\u00fado malicioso e filtrar an\u00fancios, bem como para formar o conte\u00fado da p\u00e1gina inicial.         <\/p>\n<p>Nos testes, foram consideradas apenas as solicita\u00e7\u00f5es enviadas por inst\u00e2ncias rec\u00e9m-instaladas dos navegadores, antes de qualquer atividade do usu\u00e1rio. Foram verificadas as vers\u00f5es mais recentes dos navegadores dispon\u00edveis no momento dos testes. A aus\u00eancia de atividade de rede imediatamente ap\u00f3s a inicializa\u00e7\u00e3o foi registrada apenas nos navegadores Kagi Orion, Tor Browser, Pale Moon e Ungoogled Chromium (veja o ap\u00eandice). Os demais navegadores, de alguma forma, estabeleceram conex\u00f5es de rede com fontes externas <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pt\/server\/dts-dusseldorf\/\"   title=\"servidores\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3462\">servidores<\/a>, que ao menos obtiveram informa\u00e7\u00f5es sobre o endere\u00e7o IP do usu\u00e1rio.     <\/p>\n<p>Observa-se que nenhum dos navegadores que fazem as requisi\u00e7\u00f5es ofereceu ao usu\u00e1rio a op\u00e7\u00e3o de recusar o envio inicial de dados \u2014 muitos navegadores permitem desativar a transmiss\u00e3o de telemetria nas configura\u00e7\u00f5es, mas essas configura\u00e7\u00f5es podem ser alteradas apenas ap\u00f3s os dados serem enviados na primeira execu\u00e7\u00e3o.          <\/p>\n<p>Distribui\u00e7\u00e3o dos navegadores pelo n\u00famero de hosts para os quais foram enviadas solicita\u00e7\u00f5es de servi\u00e7o (entre par\u00eanteses, o \u00edndice de 2021):  <\/p>\n<ul>\n<li class=\"l\"> 82 Zen\n<li class=\"l\"> 48 (21) Edge\n<li class=\"l\"> 42 Floorp\n<li class=\"l\"> 31 (21) Opera\n<li class=\"l\"> 29 (15) Firefox\n<li class=\"l\"> 25 (9) Chrome\n<li class=\"l\"> 24 (3) Librewolf\n<li class=\"l\"> 24 (15) Yandex Browser\n<li class=\"l\"> 21 Waterfox\n<li class=\"l\"> 17 (7) Brave\n<li class=\"l\"> 16 (44) Arc\n<li class=\"l\"> 15 (0) Mulvad\n<li class=\"l\"> 11 (13) Vivaldi\n<li class=\"l\"> 10 Thorium\n<li class=\"l\"> 6 (6) Safari\n<li class=\"l\"> 3 0 (0) Ungoogled Chromium\n<li class=\"l\"> 0 (0) Kagi Orion\n<li class=\"l\"> 0 (0) Tor Browser\n<li class=\"l\"> 0 Pale Moon  <\/ul>\n<p>    <center><img decoding=\"async\" alt=\"Avalia\u00e7\u00e3o das requisi\u00e7\u00f5es de rede enviadas pelos navegadores web na primeira inicializa\u00e7\u00e3o\" src=\"\/wp-content\/uploads\/2025\/04\/92a24ce2d87a6bbef46a7e1c9667ee46.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>    <\/p>\n<p>Hosts com os quais o Firefox estabeleceu conex\u00e3o:  <\/p>\n<ul>\n<li class=\"l\">    prod.classify-client.prod.webservices.mozgcp.net TCP port 443\n<li class=\"l\">      prod.remote-settings.prod.webservices.mozgcp.net TCP port 443\n<li class=\"l\">      mc.prod.ads.prod.webservices.mozgcp.net TCP port 443\n<li class=\"l\">      prod.detectportal.prod.cloudops.mozgcp.net TCP port 80\n<li class=\"l\">      push.services.mozilla.com TCP port 443\n<li class=\"l\">      prod.balrog.prod.cloudops.mozgcp.net TCP port 443\n<li class=\"l\">      telemetry-incoming.r53-2.services.mozilla.com TCP port 443\n<li class=\"l\">      safebrowsing.googleapis.com TCP port 443\n<li class=\"l\">      firefox.settings.services.mozilla.com TCP port 443\n<li class=\"l\">      ads.mozilla.org TCP port 443\n<li class=\"l\">      aus5.mozilla.org TCP port 443\n<li class=\"l\">      services.addons.mozilla.org TCP port 443\n<li class=\"l\">      location.services.mozilla.com TCP port 443\n<li class=\"l\">      a1887.dscq.akamai.net TCP port 80\n<li class=\"l\">      detectportal.firefox.com TCP port 80\n<li class=\"l\">      incoming.telemetry.mozilla.org TCP port 443\n<li class=\"l\">      r10.o.lencr.org on TCP port 80\n<li class=\"l\">      prod.content-signature-chains.prod.webservices.mozgcp.net TCP port 443\n<li class=\"l\">      e3913.cd.akamaiedge.net  Porta TCP 80\n<li class=\"l\">      content-signature-2.cdn.mozilla.net  Porta TCP 443\n<li class=\"l\">      a19.dscg10.akamai.net Porta TCP 80\n<li class=\"l\">      edgedl.me.gvt1.com  Porta TCP 443\n<li class=\"l\">      attachments.prod.remote-settings.prod.webservices.mozgcp.net  Porta TCP 443\n<li class=\"l\">      addons.mozilla.org  Porta TCP 443\n<li class=\"l\">      pki-goog.l.google.com Porta TCP 80\n<li class=\"l\">      ocsp.digicert.com  Porta TCP 80  <\/ul>\n<p><b>Chrome<\/b>:  <\/p>\n<ul>\n<li class=\"l\">    clients.l.google.com  Porta TCP 443\n<li class=\"l\">    safebrowsingohttpgateway.googleapis.com na Porta TCP 443\n<li class=\"l\">    accounts.google.com na Porta TCP 443\n<li class=\"l\">    googlehosted.l.googleusercontent.com  Porta TCP 443\n<li class=\"l\">    optimizationguide-pa.googleapis.com  Porta TCP 443\n<li class=\"l\">    clients2.googleusercontent.com  Porta TCP 443\n<li class=\"l\">    redirector.gvt1.com  Porta TCP 80\n<li class=\"l\">    r3.sn-3pm7dned.gvt1.com na Porta TCP 80\n<li class=\"l\">    update.googleapis.com  Porta TCP 443\n<li class=\"l\">    r1.sn-3pm7dne6.gvt1.com Porta TCP 80\n<li class=\"l\">    edgedl.me.gvt1.com  Porta TCP 80\n<li class=\"l\">    clientservices.googleapis.com  Porta TCP 443\n<li class=\"l\">    update.googleapis.com  Porta UDP 443\n<li class=\"l\">    www.googleapis.com  Porta TCP 443\n<li class=\"l\">   optimizationguide-pa.googleapis.com  Porta UDP 443\n<li class=\"l\">    chromewebstore.googleapis.com  Porta TCP 443\n<li class=\"l\">    www.google.com  Porta TCP 443\n<li class=\"l\">    www.gstatic.com  Porta TCP 443\n<li class=\"l\">    ogads-pa.clients6.google.com  Porta TCP 443\n<li class=\"l\">    plus.l.google.com  Porta TCP 443\n<li class=\"l\">    play.google.com  Porta TCP 443\n<li class=\"l\">    chromewebstore.googleapis.com  Porta UDP 443\n<li class=\"l\">    clientservices.googleapis.com  Porta UDP 443  <\/ul>\n<p><b>Safari<\/b>:  <\/p>\n<ul>\n<li class=\"l\">    token.safebrowsing.apple Porta TCP 443\n<li class=\"l\">    www.apple.com  Porta TCP 443\n<li class=\"l\">    securemetrics.apple.com  Porta TCP 443\n<li class=\"l\">    securemvt.apple.com  Porta TCP 443\n<li class=\"l\">    gateway.icloud.com  Porta TCP 443\n<li class=\"l\">    api-glb-euc1b.smoot.apple.com Porta TCP 443  <\/ul>\n<p><b>Ungoogled Chromium<\/b>:  <\/p>\n<ul>\n<li class=\"l\">    clients.l.google.com Porta TCP 443\n<li class=\"l\">    raw.githubusercontent.com  Porta TCP 443\n<li class=\"l\">    clients2.google.com  Porta TCP 443  <\/ul>\n<p><b>Vivaldi<\/b>:  <\/p>\n<ul>\n<li class=\"l\">    clients.l.google.com  Porta TCP 80\n<li class=\"l\">   vivaldi.map.fastly.net  Porta TCP 443\n<li class=\"l\">    mimir2.vivaldi.com  Porta TCP 443\n<li class=\"l\">    update.vivaldi.com  Porta TCP 443\n<li class=\"l\">    weather.vivaldi.com Porta TCP 443\n<li class=\"l\">    downloads.vivaldi.com  Porta TCP 443\n<li class=\"l\">    vivaldi.com  Porta TCP 443\n<li class=\"l\">    update.googleapis.com  Porta TCP 443\n<li class=\"l\">    player.vimeo.com.cdn.cloudflare.net  Porta TCP 443  <\/ul>\n<p><b>Yandex Browser<\/b>:  <\/p>\n<ul>\n<li class=\"l\">    api.browser.yandex.com  Porta TCP 443\n<li class=\"l\">    update.googleapis.com  Porta TCP 443\n<li class=\"l\">    browser.yandex.com  Porta TCP 443\n<li class=\"l\">    sba.yandex.net  Porta TCP 443\n<li class=\"l\">    300.ya.ru  Porta TCP 443\n<li class=\"l\">    neuro.translate.yandex.ru  Porta TCP 443\n<li class=\"l\">    s3.yandex.net  Porta TCP 443\n<li class=\"l\">    edgedl.me.gvt1.com  Porta TCP 80\n<li class=\"l\">    ya.ru  Porta TCP 443\n<li class=\"l\">    yandex.ru  Porta TCP 443\n<li class=\"l\">    browser.yandex.ru  Porta TCP 443\n<li class=\"l\">    yastatic.net  Porta TCP 443\n<li class=\"l\">    api.browser.yandex.ru Porta TCP 80\n<li class=\"l\">    edgedl.me.gvt1.com  Porta TCP 443\n<li class=\"l\">    mail.yandex.ru  Porta TCP 443\n<li class=\"l\">    dr.yandex.net  Porta TCP 443\n<li class=\"l\">    brontp-pre.yandex.ru  Porta TCP 443\n<li class=\"l\">    dr2.yandex.net  Porta TCP 443\n<li class=\"l\">    cloud.cdn.yandex.net  Porta TCP 443\n<li class=\"l\">    dzen.ru  Porta TCP 443\n<li class=\"l\">    suggest.dzen.ru  Porta TCP 443\n<li class=\"l\">    mc.yandex.ru  Porta TCP 443\n<li class=\"l\">    suggest.sso.dzen.ru  Porta TCP 443\n<li class=\"l\">    cloudcdn-ams19.cdn.yandex.net  Porta TCP 443  <\/ul>\n<p><b>Librewolf<\/b>  <\/p>\n<ul>\n<li class=\"l\">    addons.mozilla.org  Porta TCP 443\n<li class=\"l\">     push.services.mozilla.com TCP port 443\n<li class=\"l\">     services.addons.mozilla.org TCP port 443\n<li class=\"l\">     gitlab.com  Porta TCP 443\n<li class=\"l\">     a1887.dscq.akamai.net TCP port 80\n<li class=\"l\">     firefox.settings.services.mozilla.com TCP port 443\n<li class=\"l\">     versioncheck-bg.addons.mozilla.org  Porta TCP 443\n<li class=\"l\">     publicsuffix.org  Porta TCP 443\n<li class=\"l\">     prod.remote-settings.prod.webservices.mozgcp.net TCP port 443\n<li class=\"l\">     ublockorigin.pages.dev  Porta TCP 443\n<li class=\"l\">     prod.content-signature-chains.prod.webservices.mozgcp.net TCP port 443\n<li class=\"l\">     ublockorigin.pages.dev  Porta UDP 443\n<li class=\"l\">     raw.githubusercontent.com  Porta TCP 443\n<li class=\"l\">     malware-filter.gitlab.io  Porta TCP 443\n<li class=\"l\">     1278313086.rsc.cdn77.org  Porta TCP 443\n<li class=\"l\">     prod.globalsign.map.fastly.net  Porta 80\n<li class=\"l\">     curbengh.github.io  Porta TCP 443\n<li class=\"l\">     pgl.yoyo.org  Porta TCP 443\n<li class=\"l\">     cdn.jsdelivr.net.cdn.cloudflare.net  Porta TCP 443\n<li class=\"l\">     cdn.jsdelivr.net  Porta UDP 443\n<li class=\"l\">     filters.adtidy.org  Porta TCP 443\n<li class=\"l\">     dualstack.n.sni.global.fastly.net oPorta TCP 443\n<li class=\"l\">     cdn.statically.io  Porta UDP 443\n<li class=\"l\">     ublockorigin.github.io Porta TCP 443  <\/ul>\n<p><b>Thorium<\/b>:  <\/p>\n<ul>\n<li class=\"l\">    accounts.google.com  Porta TCP 443\n<li class=\"l\">    www.google.com  Porta TCP 443\n<li class=\"l\">    www.gstatic.com  Porta TCP 443\n<li class=\"l\">    ogads-pa.clients6.google.com  Porta TCP 443\n<li class=\"l\">    plus.l.google.com  Porta TCP 443\n<li class=\"l\">    play.google.com  Porta TCP 443\n<li class=\"l\">    ogads-pa.clients6.google.com  Porta UDP 443\n<li class=\"l\">    apis.google.com  Porta TCP 443\n<li class=\"l\">    update.googleapis.com  Porta TCP 443  <\/ul>\n<p>Adendo: Para o Ungoogled Chromium, os resultados dos testes foram revisados. Os dados sobre a instala\u00e7\u00e3o de tr\u00eas conex\u00f5es estavam errados, pois o autor da pesquisa testou, sem querer, uma vers\u00e3o que n\u00e3o era limpa, mas uma com os complementos uBlock Origin Lite e Chromium Web Store instalados separadamente. As conex\u00f5es mencionadas no relat\u00f3rio para google.com e raw.githubusercontent.com foram realizadas por esses complementos, que n\u00e3o s\u00e3o usados por padr\u00e3o no Ungoogled Chromium. Ap\u00f3s esse erro, o autor repetiu os testes em todos os navegadores, mas nenhuma diferen\u00e7a adicional foi encontrada.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63111\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0430\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u0438 \u043f\u0440\u0438 \u0440\u0430\u0431\u043e\u0442\u0435 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u043e\u0432 Firefox, Chrome, Safari, Edge, Opera, Brave, Yandex Browser, Ungoogled Chromium, Mulvad, Vivaldi, Librewolf, Arc, Tor Browser, Kagi Orion, Pale Moon, Floorp, Zen, Waterfox \u0438 Thorium. \u0426\u0435\u043b\u044c\u044e \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0431\u044b\u043b\u0430 \u043e\u0446\u0435\u043d\u043a\u0430 \u0442\u0440\u0430\u0444\u0438\u043a\u0430, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u043e\u0433\u043e \u0441 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u043e\u0439 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430\u043c\u0438 \u0441\u043b\u0443\u0436\u0435\u0431\u043d\u044b\u0445 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, \u043d\u0435 \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u0441 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439 \u043a\u043e\u043d\u0442\u0435\u043d\u0442\u0430, \u043f\u0440\u043e\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u043c. \u041f\u043e\u043c\u0438\u043c\u043e \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0438 \u0442\u0435\u043b\u0435\u043c\u0435\u0442\u0440\u0438\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":123622,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-123621","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0430\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u0438 \u043f\u0440\u0438 \u0440\u0430\u0431\u043e\u0442\u0435 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u043e\u0432 Firefox, Chrome, 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