www.prevagen.com 網站分析
www.prevagen.com - 基本信息
服務器:
Apache/2.4.18 (Ubuntu)
IP:
未知城市:
未知www.prevagen.com - 頁面信息
標題:
Prevagen | #1 Pharmacist Recommended Memory Support BrandMeta 關鍵詞:
Prevagen, Prevagen Dietary Supplement, Prevagen memory supplement, Prevagen support brain function, Prevagen brain health, brain health supplements, brain support supplements, apoaequorinMeta 描述信息:
Prevagen is the leading memory support and brain health supplement in America. Prevagen is clinically shown to help with mild memory problems associated with aging.* Only Prevagen is formulated with apoaequorin, which is safe and uniquely supports brain function. Visit the official site for Prevagen.H1:
Prevagen Improves Memory*內部鏈接:
15 (0 nofollow)外部鏈接:
13 (0 nofollow)www.prevagen.com - 建站技術
服務器:
Apache/2.4.18 (Ubuntu)
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www.prevagen.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www.prevagen.com 的HTTP header 信息:
HTTP/1.1 200 OK
Date: Mon, 01 Jun 2020 19:45:29 GMT
Server: Apache/2.4.18 (Ubuntu)
Cache-Control: max-age=600, private, must-revalidate
Content-Encoding: gzip
Expires: Wed, 01 Jul 2020 19:45:29 GMT
Connection: keep-alive
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8
Date: Mon, 01 Jun 2020 19:45:29 GMT
Server: Apache/2.4.18 (Ubuntu)
Cache-Control: max-age=600, private, must-revalidate
Content-Encoding: gzip
Expires: Wed, 01 Jul 2020 19:45:29 GMT
Connection: keep-alive
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8
www.prevagen.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。 prevagen.com 當前共有 7 項 DNS 記錄。
| 主機 | 類型 | IP/目標 | TTL | 擴充資訊 |
|---|---|---|---|---|
| prevagen.com | A | 7198 | ||
| prevagen.com | MX | 3598 | pri: 10 | |
| prevagen.com | MX | 3598 | pri: 20 | |
| prevagen.com | NS | 7197 | ||
| prevagen.com | NS | 7197 | ||
| prevagen.com | SOA | 7198 | expire: 604800 serial: 116042610 | |
| prevagen.com | TXT | v=spf1 a mx include:cmail1.com ?all | 7198 |