WWW.BITCATCHA.COM 網站分析
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基本信息
頁面信息
標題:
Bitcatcha - Check Your Website Performance (Response & Loading Time)
Meta 關鍵詞:
Web hosting reviews, server response time
Meta 描述信息:
Run a free test with our proprietary website speed test tool to see your website's server response time & Core Web Vitals score.
H1 Tag:
How fast is your website?
內部鏈接:
165 (9 nofollow)
外部鏈接:
6 (3 nofollow)
建站技術
HTTP Head 分析
HTTP 協議採用了請求與響應模型，通過HTTP Header 定義了HTTP 傳輸過程中的必要參數。瀏覽器（例如Internet Explorer, Google Chrome, Firefox 等）並不會顯示HTTP header 字段的內容，下面是網站www.bitcatcha.com 的HTTP header 信息:
HTTP/1.1 200 OK
Date: Fri, 13 May 2022 02:23:45 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
vary: Accept-Encoding
vary: Accept-Encoding
swift-performance: MISS
link: ; rel="https://api.w.org/"
link: ; rel="alternate"; type="application/json"
link: ; rel=shortlink
Cache-Control: max-age=5356800
expires: Fri, 13 May 2022 00:33:39 GMT
x-httpd-modphp: 1
host-header: 6b7412fb82ca5edfd0917e3957f05d89
x-proxy-cache: EXPIRED
x-proxy-cache-info: 0 NC:000000 UP:SKIP_CACHE_ALREADY_EXPIRED
Last-Modified: Wed, 11 May 2022 04:18:38 GMT
CF-Cache-Status: HIT
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=iJhlWs1ms3wNIerzvI1JdK3Pv2IjmbdwVP4n%2B28zKdv1ns78QS4WZ6EDtSvQOL0pnJpQRMVHyMJC%2FHzK%2FyOAna9W5lkQv5%2BpPHGTVJTBtSVN0COFgxlw9kquPDRGkhwrYv3kwj94ENaPKojN%2BBeC"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 70a7ef150fdc17b1-EWR
Content-Encoding: gzip
Date: Fri, 13 May 2022 02:23:45 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
vary: Accept-Encoding
vary: Accept-Encoding
swift-performance: MISS
link: ; rel="https://api.w.org/"
link: ; rel="alternate"; type="application/json"
link: ; rel=shortlink
Cache-Control: max-age=5356800
expires: Fri, 13 May 2022 00:33:39 GMT
x-httpd-modphp: 1
host-header: 6b7412fb82ca5edfd0917e3957f05d89
x-proxy-cache: EXPIRED
x-proxy-cache-info: 0 NC:000000 UP:SKIP_CACHE_ALREADY_EXPIRED
Last-Modified: Wed, 11 May 2022 04:18:38 GMT
CF-Cache-Status: HIT
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=iJhlWs1ms3wNIerzvI1JdK3Pv2IjmbdwVP4n%2B28zKdv1ns78QS4WZ6EDtSvQOL0pnJpQRMVHyMJC%2FHzK%2FyOAna9W5lkQv5%2BpPHGTVJTBtSVN0COFgxlw9kquPDRGkhwrYv3kwj94ENaPKojN%2BBeC"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 70a7ef150fdc17b1-EWR
Content-Encoding: gzip
DNS 記錄分析
DNS 域名系統（Domain Name System，縮寫）是Internet 的一項基礎服務。它作為將域名和 IP 位址相互映射的一個分佈式數據庫，能夠使人更方便的訪問互聯網。 bitcatcha.com 當前共有 5 項 DNS 記錄。
| 主機 | 類型 | IP/目標 | TTL | 擴充資訊 |
|---|---|---|---|---|
| bitcatcha.com | A | 14400 | ||
| bitcatcha.com | MX | 14400 | pri: 0 | |
| bitcatcha.com | NS | 86400 | ||
| bitcatcha.com | NS | 86400 | ||
| bitcatcha.com | SOA | 86400 | expire: 3600000 serial: 2015072302 |