Web Ping: Difference between revisions

Web Ping (edit)

Revision as of 13:42, 14 July 2022

775 bytes added , 14 July 2022

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→‎同時從世界各處測試網站連線固定頻率自動執行監測

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-網站監測與網站連線測試，當網站臨時無法連線時，可以檢查是否是個別 ISP 或 網路環境造成的網路連線問題。  (Back to [[Network problem]])
+[[Test connectivity for the web service]]: 網站監測與網站連線測試，當網站臨時無法連線時，可以檢查是否是個別 ISP 或 網路環境造成的網路連線問題。  (Back to [[Network problem]])
 == 網站連線測試 ==
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 * [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}}
-* ''out of service'' [http://wasitup.com/ was it up?]{{access | date=2012-02-05}}
+* [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}}
+* [https://community.spiceworks.com/tools/website-down-check/ Website Down Checker: Down for everyone or Just you?] {{access | date=2022-06-18}}
 ==== 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}}
+* {{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=2022-07-14}}
 * [http://www.alertra.com/ Alertra Web Site Monitoring]
@@ Line 41: / Line 46: @@
 * [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}}
+* [https://pulsetic.com/ pulsetic] 免費與付費版均有。免費版監控週期 5 分鐘。無法設定要從世界哪一處進行連線測試。{{access | date=2022-04-08}}
 * [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}}
@@ Line 55: / Line 62: @@
 * [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}}
+* ''$'' [https://onlineornot.com/ OnlineOrNot - Free Website and API Monitoring - OnlineOrNot]. Example of [https://hackernews.onlineornot.com/ Hacker News Status]
 * 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)
@@ Line 66: / Line 75: @@
 * [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}}
@@ Line 114: / Line 124: @@
 ==== 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 ====
+[[Optimize webpage speed]]
-* {{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) ===
@@ Line 145: / Line 141: @@
 === DNS檢查 ===
-* {{Gd}} [http://www.whatsmydns.net/ What's My DNS? Global DNS Propagation Checker] {{access | date = 2017-04-10}} 介紹: [http://www.freegroup.org/2011/05/whats-my-dns/ What’s My DNS? 從世界各地的伺服器，檢查網址 DNS 更新情形]
+websites
+* {{Gd}} [http://www.whatsmydns.net/ What's My DNS? Global DNS Propagation Checker] {{access | date = 2020-03-24}} 介紹: [http://www.freegroup.org/2011/05/whats-my-dns/ What’s My DNS? 從世界各地的伺服器，檢查網址 DNS 更新情形]
+* {{Gd}} [https://dnschecker.org/ DNS Checker - DNS Check Propagation Tool] 從世界各地的伺服器，檢查網址 DNS 解析 {{access | date = 2020-03-24}}
+* [https://www.nslookuptool.com/ Global DNS Propagation Checker - Nslookup Tool] 從世界各地的伺服器，檢查網址 DNS 解析，並顯示對應 IP
 * [http://www.intodns.com/ IntoDNS] "IntoDNS checks the health and configuration and provides DNS report and mail servers report." Quoted from official website. {{access | date = 2011-02-21}} {{exclaim}}不能檢查 subdomain
 * [http://www.dnscolos.com/free-dns-report.html Free DNS Report] {{access | date = 2017-04-10}}
-* [http://en.wikipedia.org/wiki/Nslookup nslookup] for {{Win}} & {{Linux}} syntax: {{kbd | key = nslookup ''domain.com''}}
 * SMTP [http://mxtoolbox.com/ MX Lookup Tool - Check your DNS MX Records online - MxToolbox] {{access | date = 2017-04-10}}
 * [http://www.dnsinspect.com/ DNS Inspect - Free DNS checking tool with IPv6 support] "checks your domain's servers for common DNS and mail errors and generates a report with explanations how to fix them."
+* [https://dnsflagday.net/ 2019 | DNS flag day] {{access | date = 2019-02-02}}
+* [https://dnscheck.norid.no/ Domain tester] {{access | date = 2019-05-06}}
 : other web ping: [http://www.fifi.org/services/ping fifi](ping, tracert... tools.), [http://www.maxmind.com/app/lookup lookup]
+tools
+* [http://en.wikipedia.org/wiki/Nslookup nslookup] for {{Win}} & {{Linux}} syntax: {{kbd | key = nslookup ''domain.com''}}
+* [http://osxdaily.com/2015/06/02/change-dns-command-line-mac-os-x/ How to Change DNS from Command Line of Mac OS X] on {{Mac}}
+* [https://superuser.com/questions/367969/how-can-i-direct-a-query-to-specific-dns-server command line - How can I direct a query to specific DNS server? - Super User] on {{Win}}
+* [https://www.computerhope.com/unix/unslooku.htm Linux nslookup command help and examples] on {{Linux}}
 === 反查IP或網域 ===
@@ Line 158: / Line 164: @@
 * [http://www.senderbase.org/ SenderBase]
+=== 偵測使用的 CDN ===
+偵測使用的 CDN ([https://zh.wikipedia.org/zh-tw/%E5%85%A7%E5%AE%B9%E5%82%B3%E9%81%9E%E7%B6%B2%E8%B7%AF 內容傳遞網路], Content Delivery Network或Content Distribution Network)
+* {{Gd}} [https://www.whatsmycdn.com/ What's My CDN?] 偵測 CDN 不能選 Global，可以選 By Region: Asia
+* [https://www.ultratools.com/tools/ipWhoisLookupResult WHOIS IP Lookup Tool | UltraTools]
+* [https://tools.keycdn.com/geo IP Location Finder - IP Lookup With Detailed Geolocation Data | KeyCDN Tools]
+references
+* [https://geekflare.com/find-cdn-used-on-site/ How to find Which CDN is Used in a Website?]
 == 無法網路連線 ==
@@ Line 204: / Line 218: @@
 === 伺服器主機資訊或採用的技術 ===
+伺服器主機資訊或採用的技術，例如 Javascript 框架、網頁框架、字型、程式語言等
 * {{Gd}} [http://builtwith.com/ BuiltWith Technology Lookup]
-** 使用方式: 線上輸入網址查詢或直接使用 bookmarklet <pre>javascript:location = 'https://builtwith.com/'+location.href.replace(/https?:\/\//i, "");</pre>
+** 使用方式: (1) [https://chrome.google.com/webstore/detail/builtwith-technology-prof/dapjbgnjinbpoindlpdmhochffioedbn?hl=zh-TW 瀏覽器擴充套件]、(2)線上輸入網址查詢、或 (3) 直接使用 bookmarklet <pre>javascript:location = 'https://builtwith.com/'+location.href.replace(/https?:\/\//i, "");</pre>
 ** 介紹:
 ** 查詢結果: e.g. [http://builtwith.com/techcrunch.com techcrunch.com Technology Profile of techcrunch.com] {{access | date= 2017-05-28}}
-* [https://wappalyzer.com/download wappalyzer] "Wappalyzer uncovers the technologies used on websites." Quoted from website. 詳: [https://wappalyzer.com/applications Web Applications] 清單。
-** 使用方式:安裝瀏覽器擴充套件或直接使用 bookmarklet。
+* [https://www.wappalyzer.com/ Wappalyzer - Identify technologies on websites] "Wappalyzer uncovers the technologies used on websites." Quoted from website.
+** 使用方式: (1) 安裝[https://chrome.google.com/webstore/detail/wappalyzer-technology-pro/gppongmhjkpfnbhagpmjfkannfbllamg?hl=zh-TW 瀏覽器擴充套件]、或 (2) 直接使用 bookmarklet。
 ** 介紹: [https://www.minwt.com/pc/17655.html 「Wappalyzer」網站照妖鏡！一鍵顯示網站所用的主機、平台、語言與框架|梅問題．教學網]
 ** 查詢結果: 如下圖
@@ Line 217: / Line 234: @@
 * [https://searchdns.netcraft.com/ Netcraft - Search Web by Domain] 可查詢伺服器主機的{{Acronym | acronym= OS | def= 作業系統(Operating system)}}、IP及上線時間(uptime)、採用的技術等資訊。
-** 使用方式: 線上輸入網址查詢或直接使用 bookmarklet <pre>javascript:location%20=%20'http://toolbar.netcraft.com/site_report?url='+escape(location);%20void%200</pre>
+** 使用方式: (1) 線上輸入網址查詢、或 (2) 直接使用 bookmarklet <pre>javascript:location%20=%20'http://toolbar.netcraft.com/site_report?url='+escape(location);%20void%200</pre>
 ** 介紹:
 ** 查詢結果: e.g. [http://toolbar.netcraft.com/site_report?url=techcrunch.com Site report for techcrunch.com]
@@ Line 232: / Line 249: @@
 Benchmark
 * [http://httparchive.org/index.php HTTP Archive] 從 Alexa 取得前 100萬名的網站網址清單，分析其網頁載入時間、使用的JS、圖片、字型所需載入檔案大小。{{access | date=2016-04-24}}
+=== 伺服器啟用 HTTP/2 ===
+檢查伺服器是否啟用 HTTP/2
+* [https://tools.keycdn.com/http2-test HTTP/2 Test - Verify HTTP/2 Support | KeyCDN Tools]
 === SSL Server Test ===
@@ Line 239: / Line 260: @@
 [[Monitor webpage content update | 追蹤網站內容更新的線上服務]]
-== references ==
+== References ==
 <references />

Web Ping: Difference between revisions

Web Ping (edit)

Revision as of 13:42, 14 July 2022

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