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== 網站連線測試 ==
== 網站連線測試 ==
Hello
=== 網站連線測試 ===
==== 同時從世界各處測試網站連線 手動執行監測 ====
YOU NEED HELP TO BUILD SEO LINKS FOR: planetoid.info  ?
可以檢查是否是個別 ISP / 網路環境造成的網路連線問題: 如果只有你不能連線，世界其他人都可以連線，請更換網路連線 IP ，例如更改無線網路重新連線網站。
* {{Gd}} [http://www.freespeedtest.com/ Free Speed Test for Internet Access and Website Speed : FreeSpeedTest.com] 從世界10處(含中國北京)進行連線速度測試 via [http://edblog.net/archives/661 測試你的網站在世界各地的連線速度 | 艾德的部落格天空]
I just checked out your website, and wanted to find out if you need help for SEO Link Building ?
** 含地圖; 相同公司的替代服務網站: InternetSupervision [http://internetsupervision.com/ Website Monitoring Services]
WE OFFER YOU THE BEST SEO STRATEGY FOR 2021.
Build an unlimited number of Backlinks and increase Traffic to your websites which will lead to a higher number of customers and much more sales for you.  
If You Are Interested, I'm waiting for your response here =>  seosubmitter@mail.com
Thanks, Sara Alvarado


Hello
* {{Gd}} [http://downforeveryoneorjustme.com/ Down for everyone or just me?] 介面簡單好用，但未說明從何處進行連線測試 ([http://www.goston.net/2008/04/14/1219/ 介紹])
 
YOU NEED HELP TO BUILD SEO BACKLINKS FOR: planetoid.info  ?
* [http://www.freesitestatus.com/zhtw/index.php FreeSiteStatus 網站監測、主機監測服務] 從世界10處，橫跨北美、歐洲、亞洲 (不含中國) 等處，進行連線測試。監測地點詳[http://www.freesitestatus.com/zhtw/network.php 監測網路]。 ([http://www.freesitestatus.com/quicktest.php?action=result&qtid=440478&r=9120 sample]) {{access | date=2017-03-29}}
   
 
WE SELL HIGH-QUALITY DOFOLLOW POWERFUL BACKLINKS WITH HIGH DOMAIN AUTHORITY, PA, TF, CF...
* [http://www.alertra.com/ Alertra Web Site Monitoring]
** (1)從世界13處(含中國上海、香港)進行連線速度測試 check from different citys: Los Angeles USA, Detroit USA, Frankfurt GERMANY and London UK. 。
► Rank Higher In Google (google backlinks, DoFollow backlinks, SEO DoFollow backlinks)
** (2) ''免費版未提供 2014-02-25'' 可查看網頁回應：輸入網頁網址，然後點選 Response -> View Extended Data (Headers, content and more) 可以看到網頁內容，不過中文內容會亂碼。 另外提供 View Packet Capture (.cap file in pcap/Wireshark format)
► Rank Higher Video in Youtube & Google (youtube backlinks, video backlinks, video embedded)
 
► Rank Higher GMB In Google Maps (Google maps backlinks, GMB maps backlinks, GMB embedded, NAP embedded)
* [http://host-tracker.com/ HostTracker - Website Uptime Monitoring Service] 從世界33處(不含中國)進行連線測試，並提供30天Email訂閱試用 ([http://flickr.com/photos/planetoid/2268903192/ 測試結果], 2007-09-24)
► Rank Higher Images In Google (google images backlinks, google backlinks)
 
 
* [http://check-host.net/ Check server: Check host - online website monitoring, Check IP]
You Can Increase Traffic to your websites which will lead to a higher number of customers and much more sales for you.  
** 從世界18處(含中國香港)進行連線速度測試 {{access | date=2015-08-01}}
 
CLAIM YOUR FREE TEST HERE => seosubmitter@mail.com
* [http://tools.pingdom.com/fpt/ Pingdom Tools: full page test]: 測試網頁載入時間(Full page test)，以及[http://tools.pingdom.com/ping/ Pingdom Tools: Ping and traceroute]則提供 Pingdom Tools網站到目標網站的連線檢查。
 
* [http://monitor.saycoo.com/en/quicktest.php Saycoo Website Monitoring: Quick Test Network Tools] 從USA, UK, Netherlands, Singapore, Australia等處(不含中國)進行連線測試, 僅會顯示是否ok, 不會顯示回應時間 (access: 20090227)
Thanks, Emely Nankervis
 
* [http://www.websitepulse.com/ WebSitePulse] -> 1. [http://www.websitepulse.com/help/tools.php Free Website Test]: Test from (1)Seattle, WA (2)Munich, Germany (3)Brisbane, Australia 2. 選擇 Web Page Test，可概略呈現地網頁元素下載的所需時間
 
* [http://monitority.com/ Monitority - FREE Website Monitoring (Alerts via Email, SMS, Twitter)] duration: 20 seconds, 1 minute ... {{access | date = 2015-08-24}}
** [http://monitority.com/about Features] claimed "Multiple geographic locations"
 
* [http://www.just-ping.com/ just ping]: Free online ping from 50 locations worldwide(includes China) {{exclaim}} 如果網站關閉 {{Acronym | acronym= ICMP | def= Internet Control Message Protocol}} 回應，會導致測試結果顯示為「Packets lost (100%)」，但是其實網站是可以連線的。{{access | date = 2013-05-13}}
 
* [https://dnschecker.org/ DNS Checker - DNS Check Propagation Tool] {{access | date=2019-02-02}}
 
* [https://www.uptrends.com/tools/uptime Website Availability Test - Uptrends] {{access | date=2020-03-11}}
 
==== 同時從世界各處測試網站連線 固定頻率自動執行監測 ====
* {{Gd}} [https://uptimerobot.com/ Uptime Robot] 免費與付費版均有。主要從美國伺服器連線測試<ref>[https://uptimerobot.com/locations Locations and IPs | Uptime Robot]</ref>。免費版監控週期 5 分鐘、共 50 個監控規則的限制。 {{access | date=2018-10-08}}
 
* [http://www.alertra.com/ Alertra Web Site Monitoring]
** (1)從世界13處(含中國上海、香港)進行連線速度測試 check from different citys: Los Angeles USA, Detroit USA, Frankfurt GERMANY and London UK. 。
** (2) ''免費版未提供 2014-02-25'' 可查看網頁回應：輸入網頁網址，然後點選 Response ->  View Extended Data (Headers, content and more) 可以看到網頁內容，不過中文內容會亂碼。 另外提供 View Packet Capture (.cap file in pcap/Wireshark format)
 
* [http://jetpack.me/support/monitor/ Monitor — Jetpack for WordPress] 教學: [http://www.freegroup.org/2014/04/jetpack-monitor/ Jetpack Monitor 免費 24/7 網站監測服務，WordPress 無法連線自動發送提醒 (免費資源網路社群)]{{access | date=2014-04-05}}
 
* [http://www.jiankongbao.com/ 监控宝] 從中國、歐美[http://www.jiankongbao.com/monitor 等處]連線測試 {{access | date=2014-07-14}}
 
* [http://www.webkaka.com/ 卡卡網—在線網速測試|網速檢測|網站速度檢測|網站速度測試平台　www.webkaka.com]: 美國、澳大利亞、日本、法國、中國等地方測試。 教學: [http://www.freegroup.org/2009/08/webkaka/ 卡卡網 - 從中國大陸13個檢測點、美國、澳洲和日本測試網站速度 | 免費資源網路社群]
 
* [http://host-tracker.com/ HostTracker - Website Uptime Monitoring Service] 從世界33處(不含中國)進行連線測試，並提供30天Email訂閱試用 ([http://flickr.com/photos/planetoid/2268903192/ 測試結果], 2007-09-24)
 
* [http://www.websitepulse.com/ WebSitePulse] -> 1. [http://www.websitepulse.com/help/tools.php Free Website Test]: Test from (1)Seattle, WA (2)Munich, Germany (3)Brisbane, Australia 2. 選擇 Web Page Test，可概略呈現地網頁元素下載的所需時間
 
* [http://internetsupervision.com/ InternetSupervision.com] 免費與付費版均有。如果要從不同地方連線測試 (Alternate city check false alarm prevention)，僅付費版提供。{{access | date=2016-07-19}}
 
* [https://www.uptimedoctor.com/ Uptime Doctor] 免費與付費版均有。自北美、歐洲、亞洲等地方測試。 {{access | date=2017-05-31}}
 
* [https://www.statuscake.com/ StatusCake] 免費與付費版均有。自世界各處伺服器<ref>[https://www.statuscake.com/kb/knowledge-base/what-locations-do-you-have/ What Locations Do You Have | Knowledge Base]</ref>隨機一處測試。免費版監控週期 5 分鐘、共 10 個監控規則的限制<ref>[https://www.statuscake.com/pricing/ Our Pricing | Yearly Website Monitoring Pricing | StatusCake | StatusCake - Website Monitoring]</ref>。。教學: [https://free.com.tw/free-website-monitoring-statuscake/ StatusCake 免費網站監控服務，斷線自動以 Email、簡訊、Skype 通知用戶] {{access | date=2018-10-08}}
 
* 軟體 [http://visualroute.visualware.com/ VisualRoute traceroute server: trace IP address, trace route, IP trace, IP address locations] 測試從VisualRoute到目標網站的連線能力 (含地圖)
 
==== 檢查網站是否被中國的防火長城(GFW, Great Firewall of China)封鎖 ====
* {{Gd}} [http://www.websitepulse.com/ WebSitePulse] -> [http://www.websitepulse.com/help/testtools.china-test.html Website Test behind the Great Firewall of China]。從北美、南美、歐洲、亞洲、非洲等處連線測試<ref>[http://www.websitepulse.com/corporate/monitoring.network.php WebSitePulse Monitoring Network]  {{access | date = 2015-07-10}}</ref>。
** 教學: [http://sofree.tw/websitepulse/ WebSitePulse 檢查網站是否被大陸封鎖？ - 免費的喘息]
* [http://www.webkaka.com/ 卡卡網—在線網速測試|網速檢測|網站速度檢測|網站速度測試平台　www.webkaka.com]: 特色是除了國外的點，還從中國境內多處連線測試 {{access | date = 2015-07-10}}
* [http://www.greatfirewallofchina.org/ Great Firewall of China] 從中國內5處連線測試 {{access | date = 2015-07-10}}
* [https://zh.greatfire.org/ 中国的网络审查 | GreatFire.org] {{access | date = 2015-04-08}} {{exclaim}} 如果連線逾時，網頁會很久沒有回應。 {{access | date = 2015-07-10}}
* [http://www.jiankongbao.com/ 监控宝] [http://www.jiankongbao.com/labs/http HTTP工具] 從中國、歐美[http://www.jiankongbao.com/monitor 等處]連線測試 {{exclaim}} 如果連線逾時，網頁會很久沒有回應。 {{access | date = 2015-07-10}}
* [http://ping.chinaz.com/ chinaz] 135 個檢測點 {{access | date = 2017-08-10}}
* [https://dnschecker.org/ DNS Checker - DNS Check Propagation Tool] {{access | date = 2019-02-02}}
* {{exclaim}} 使用時網站沒有反應 [http://www.just-ping.com/ just ping]: Free online ping from 50 locations worldwide(includes China) {{access | date = 2015-07-10}}
 
相關文章
* [http://www.labnol.org/internet/blogging/test-website-blocked-in-china-or-accessible/3262/ How to Check If Your Website Is Blocked In China or Not]
 
: [[Image:Owl icon.jpg]] 了解什麼是[http://zh.wikipedia.org/wiki/%E9%87%91%E7%9B%BE%E5%B7%A5%E7%A8%8B 中國的防火長城(GFW, Great Firewall of China)]？
 
==== 使用國外 VPN 服務測試網路連線 ====
* {{Gd}} [http://hotspotshield.com/ Hotspot Shield] 美國
* brower testing tool by VM which located at US: [[User_agent#testing_desktop_browsers_and_mobile_browsers]]
 
==== 其他 ====
* [http://www.cloudping.info/ CloudPing.info] "... estimate the latency from your browser to each Amazon Web Services region." Cited from official website.
 
=== 分析網頁連線下載速度 ===
* {{Gd}} [http://developer.yahoo.com/yslow/ Yahoo! YSlow] + [http://www.getfirebug.com/ Firebug] for {{Fx}}: [http://www.getfirebug.com/net.html Firebug and Network Monitoring] (說明: [http://briian.com/?p=5526 Firebug 幫網頁稱重量、測速度，抓出拖慢網站的元兇！　　【重灌狂人】])操作方式: 按{{kbd | key=F12}} 啟動Firebug, 然後切換到「網路」標籤
: http://farm3.static.flickr.com/2083/1776124036_800ff3441d_o.jpg
: Image hosted by [http://www.flickr.com/photos/planetoid/1776124036/ Flickr]
 
* [http://www.fiddler2.com/fiddler2/ Fiddler Web Debugger - A free web debugging tool]
: http://farm6.static.flickr.com/5213/5457161299_6410ae7c01.jpg
: Image hosted by [http://www.flickr.com/photos/planetoid/5457161299/in/photostream/ flickr]
 
* [http://www.httpwatch.com/ HttpWatch: An HTTP Viewer and HTTP Sniffer] for {{IE}} 6 & 7 & {{Fx}}
** 介紹: [http://steachs.com/archives/1450 網頁診斷工具【HttpWatch Basic Edition】即時分析網頁瀏覽數據 for IE、Firefox]
 
* [https://addons.mozilla.org/en-US/firefox/addon/httpfox/ HttpFox][http://code.google.com/p/httpfox/]  An HTTP analyzer addon for {{Fx}}
 
* [http://tools.pingdom.com/fpt/ Pingdom Tools]([http://www.flickr.com/photos/planetoid/5096188393/ 圖例]): (a)測試網頁各元件載入時間(Full page test)，圖形化呈現載入時間長短，藉此觀察網頁效能、 (b)以及從Pingdom Tools網站到目標網站的連線檢查(Ping、trace route)
 
* [http://webwait.com/ WebWait - Benchmark Your Website] 網頁下載計時器
 
* [http://www.websiteoptimization.com/ Web Site Optimization: Speed Up Your Site website opion web speed optimize web site performance company] --> Web Page Analyzer
 
* [https://chrome.google.com/extensions/detail/ognampngfcbddbfemdapefohjiobgbdl Speed Tracer (by Google)] for {{Chrome}}
 
* [http://www.webpagetest.org/ WebPagetest - Website Performance and Optimization Test]
 
* [https://www.giftofspeed.com/ Test & Optimize Website Speed - GiftOfSpeed] 可以選擇從荷蘭、美國、英國、新加坡、德國其中一處連線測試。測試結果包含不同網頁元件下載所需時間。{{access | date = 2016-07-28}}
 
==== Monitor HTTP request ====
追蹤瀏覽器提出的網站網址要求(ex: URL of AJAX JSON)
* [http://www.fiddler2.com/fiddler2/ Fiddler Web Debugger - A free web debugging tool] for {{Win}}
* [http://getfirebug.com/logging Firebug] for {{Fx}}
* [http://www.httpwatch.com/ HttpWatch 8.5: Seamless HTTP monitoring for IE and Firefox] for {{IE}} & {{Fx}}
* {{Chrome}} 工具 -> 開發人員工具 -> Network
 
==== 分析網頁連線下載速度，並提供網站開發者建議的服務或軟體 ====
 
* {{Gd}} [http://code.google.com/speed/page-speed/ Page Speed Home] for {{Fx}}
* [https://developers.google.com/speed/pagespeed/insights PageSpeed Insights — Google Developers] offered by Google: [https://developers.google.com/speed/pagespeed/insights#url=www.google.com.tw&mobile=false Sample report] {{access | date= 2012-08-14}}
** 教學: [http://briian.com/?p=6315 Google Page Speed 網站最佳化建議工具，讓網站更快、更省流量！]
* Google chrome -> 工具 -> 開發人員工具 -> Audit。 提供網站開發者 Network utilzation, web page performance建議。
* [http://www.slowcop.com Slowcop] {{access | date = 2011-03-17}} 教學: [http://www.freegroup.org/2011/03/slowcop/ Slowcop 網站測速工具，找出如何使網站開啟速度更快]
* [http://gtmetrix.com/ GTmetrix] "Website Speed and Performance Optimization" {{access | date= 2012-08-14}}
** 介紹: [http://freegroup.org/2010/07/gtmetrix/ GTmetrix 線上網頁速度檢測、分析工具，協助改善用戶經驗]
* [http://www.webpagetest.org/ WebPagetest - Website Performance and Optimization Test] 介紹: [http://briian.com/?p=9069 WebPagetest 網頁連線、載入速度測試工具（支援 30 測試點、16 種瀏覽器、測試手機版與桌面版網頁） | 重灌狂人]
* [https://www.dareboost.com/en/home DareBoost - Website Performance and Quality Test Tool] 輸入網址可以測試網頁效能與內容品質。看摘要內容不需要註冊會員，關掉它的提示還是可以進行測試。{{access | date = 2015-04-11}}
* Google 的 [https://web.dev/ web.dev] 服務提供效能、最佳實務建議、網頁親和力 ([[Accessibility]])、SEO (搜尋引擎最佳化) 等的評分與建議。範例報表: [https://lighthouse-dot-webdotdevsite.appspot.com/lh/html?url=https://www.google.com Lighthouse Report] {{access | date = 2018-11-15}}
 
相關頁面
* [[Javascript#performance_issue:_compression_tools.2C_using_CDN | javascript 檔案壓縮或使用 CDN]]
* [[CSS_tools#CSS_.E6.AA.94.E6.A1.88.E5.A3.93.E7.B8.AE | CSS 檔案壓縮]]


=== 觀察HTTP response status code(HTTP回應狀態代碼) ===
=== 觀察HTTP response status code(HTTP回應狀態代碼) ===
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** 介紹:
** 介紹:
** 查詢結果: e.g. [http://toolbar.netcraft.com/site_report?url=techcrunch.com Site report for techcrunch.com]
** 查詢結果: e.g. [http://toolbar.netcraft.com/site_report?url=techcrunch.com Site report for techcrunch.com]
* {{kbd | key=<nowiki>https://beta.shodan.io/host/IP</nowiki>}} lists general information, web technologies & open ports of specificed IP e.g. {{kbd | key=<nowiki>https://beta.shodan.io/host/127.0.0.1</nowiki>}}
** 使用方式: 修改上方網址 IP 處


=== 伺服器主機上線時間(uptime) ===
=== 伺服器主機上線時間(uptime) ===
Anonymous user
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