refdesk.com 網站分析
refdesk.com - 基本信息
服務器:
nginx
IP:
未知城市:
未知refdesk.com - 頁面信息
標題:
Reference, Facts, News - Free and Family-friendly Resources - Refdesk.comMeta 關鍵詞:
reference,facts,news,family friendly,refdeskMeta 描述信息:
Refdesk is a free and family friendly web site indexing and reviewing quality, credible, and current Internet reference resources.H1:
未知內部鏈接:
29 (0 nofollow)外部鏈接:
402 (0 nofollow)refdesk.com - 建站技術
服務器:
nginx
SSL 安全:
不可用robots.txt:
不可用XML 站點地圖:
不可用Gzip 壓縮:
有效favicon.ico:
不可用refdesk.com - 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refdesk.com 的HTTP header 信息:
HTTP/1.1 200 OK
Server: nginx
Date: Mon, 29 Jun 2020 12:24:17 GMT
Content-Type: text/html; charset=UTF-8
Content-Length: 30473
Last-Modified: Mon, 29 Jun 2020 07:10:19 GMT
Connection: keep-alive
ETag: "5ef993db-7709"
Content-Encoding: gzip
Expires: Mon, 29 Jun 2020 12:29:07 GMT
Cache-Control: max-age=290
X-Ads: 1
Vary: X-Ads
Server: nginx
Date: Mon, 29 Jun 2020 12:24:17 GMT
Content-Type: text/html; charset=UTF-8
Content-Length: 30473
Last-Modified: Mon, 29 Jun 2020 07:10:19 GMT
Connection: keep-alive
ETag: "5ef993db-7709"
Content-Encoding: gzip
Expires: Mon, 29 Jun 2020 12:29:07 GMT
Cache-Control: max-age=290
X-Ads: 1
Vary: X-Ads
refdesk.com - 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。 refdesk.com 當前共有 10 項 DNS 記錄。
| 主機 | 類型 | IP/目標 | TTL | 擴充資訊 |
|---|---|---|---|---|
| refdesk.com | A | 597 | ||
| refdesk.com | A | 597 | ||
| refdesk.com | MX | 598 | pri: 20 | |
| refdesk.com | MX | 598 | pri: 10 | |
| refdesk.com | NS | 7197 | ||
| refdesk.com | NS | 7197 | ||
| refdesk.com | NS | 7197 | ||
| refdesk.com | NS | 7197 | ||
| refdesk.com | SOA | 597 | expire: 604800 serial: 2016080200 | |
| refdesk.com | TXT | v=spf1 include:emailsrvr.com include:lists.refdesk.com a:secure.refdesk.com a:support.refdesk.com ip4:98.158.19.152 ipv4:98.158.19.153 mx -all | 598 |