demo.research.gov 網站分析
demo.research.gov - 基本信息
demo.research.gov - 頁面信息
標題:
Research.gov - HomepageMeta 關鍵詞:
未知Meta 描述信息:
未知H1:
未知內部鏈接:
14 (0 nofollow)外部鏈接:
43 (0 nofollow)demo.research.gov - 建站技術
服務器:
BigIP
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demo.research.gov - 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demo.research.gov 的HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Date: Sat, 27 Jun 2020 21:35:42 GMT
Server: BigIP
Strict-Transport-Security: max-age=63072000; includeSubDomains
Location: https://demo.research.gov/research-portal/appmanager/base/desktop?_nfpb=true&_pageLabel=research_home_page
Content-Length: 0
P3P: policyref="http://web.acpt.research.gov/w3c/p3p.xml"
Content-Type: text/plain
Strict-Transport-Security: max-age=31536000; includeSubDomains
HTTP/1.1 200 OK
Date: Sat, 27 Jun 2020 21:35:42 GMT
Server: Apache/2.2.15 (Red Hat) DAV/2
Strict-Transport-Security: max-age=63072000; includeSubDomains
Cache-Control: no-store
Pragma: no-cache
Expires: Thu, 01 Jan 1970 00:00:00 GMT
Set-Cookie: JSESSIONID=s26Qp37TTRCJ1DTbyt06LnMMJv1JsSz1bvhy1N0XRmR7bfYTSb1F!315632098; path=/; HttpOnly
X-Powered-By: Servlet/2.5 JSP/2.1
P3P: policyref="http://web.acpt.research.gov/w3c/p3p.xml"
Content-Type: text/html; charset=UTF-8
Strict-Transport-Security: max-age=31536000; includeSubDomains
Vary: Accept-Encoding
Content-Encoding: gzip
Transfer-Encoding: chunked
Date: Sat, 27 Jun 2020 21:35:42 GMT
Server: BigIP
Strict-Transport-Security: max-age=63072000; includeSubDomains
Location: https://demo.research.gov/research-portal/appmanager/base/desktop?_nfpb=true&_pageLabel=research_home_page
Content-Length: 0
P3P: policyref="http://web.acpt.research.gov/w3c/p3p.xml"
Content-Type: text/plain
Strict-Transport-Security: max-age=31536000; includeSubDomains
HTTP/1.1 200 OK
Date: Sat, 27 Jun 2020 21:35:42 GMT
Server: Apache/2.2.15 (Red Hat) DAV/2
Strict-Transport-Security: max-age=63072000; includeSubDomains
Cache-Control: no-store
Pragma: no-cache
Expires: Thu, 01 Jan 1970 00:00:00 GMT
Set-Cookie: JSESSIONID=s26Qp37TTRCJ1DTbyt06LnMMJv1JsSz1bvhy1N0XRmR7bfYTSb1F!315632098; path=/; HttpOnly
X-Powered-By: Servlet/2.5 JSP/2.1
P3P: policyref="http://web.acpt.research.gov/w3c/p3p.xml"
Content-Type: text/html; charset=UTF-8
Strict-Transport-Security: max-age=31536000; includeSubDomains
Vary: Accept-Encoding
Content-Encoding: gzip
Transfer-Encoding: chunked
demo.research.gov - 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。 research.gov 當前共有 7 項 DNS 記錄。
| 主機 | 類型 | IP/目標 | TTL | 擴充資訊 |
|---|---|---|---|---|
| research.gov | A | 300 | ||
| research.gov | AAAA | 2620:10f:6003:7::76 | 600 | |
| research.gov | NS | 3600 | ||
| research.gov | NS | 3600 | ||
| research.gov | NS | 3600 | ||
| research.gov | NS | 3600 | ||
| research.gov | SOA | 3600 | expire: 604800 serial: 2016040108 |