factfinder2.census.gov 網站分析
factfinder2.census.gov - 基本信息
factfinder2.census.gov - 頁面信息
標題:
American FactFinderMeta 關鍵詞:
American Factfinder, population, housing, economic, geographic, American Community Survey, ACS, Decennial Census, Population Estimates, Economic CensusMeta 描述信息:
American FactFinder is your source for population, housing, economic and geographic information.H1:
未知內部鏈接:
0 (0 nofollow)外部鏈接:
0 (0 nofollow)factfinder2.census.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factfinder2.census.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factfinder2.census.gov 的HTTP header 信息:
HTTP/1.0 302 Moved Temporarily
Location: https://data.census.gov/cedsci/deeplinks?url=https://factfinder2.census.gov/
Server: BigIP
Connection: Keep-Alive
Content-Length: 0
HTTP/1.0 200 OK
Cache-Control: max-age=0
Expires: Sun, 05 Jul 2020 05:24:00 GMT
Content-Type: text/html;charset=ISO-8859-1
Strict-Transport-Security: max-age=31536000
Content-Encoding: gzip
Content-Length: 2770
Date: Sun, 05 Jul 2020 20:32:39 GMT
Connection: close
Vary: Accept-Encoding
Location: https://data.census.gov/cedsci/deeplinks?url=https://factfinder2.census.gov/
Server: BigIP
Connection: Keep-Alive
Content-Length: 0
HTTP/1.0 200 OK
Cache-Control: max-age=0
Expires: Sun, 05 Jul 2020 05:24:00 GMT
Content-Type: text/html;charset=ISO-8859-1
Strict-Transport-Security: max-age=31536000
Content-Encoding: gzip
Content-Length: 2770
Date: Sun, 05 Jul 2020 20:32:39 GMT
Connection: close
Vary: Accept-Encoding
factfinder2.census.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。 census.gov 當前共有 8 項 DNS 記錄。
| 主機 | 類型 | IP/目標 | TTL | 擴充資訊 |
|---|---|---|---|---|
| census.gov | A | 900 | ||
| census.gov | MX | 900 | pri: 50 | |
| census.gov | MX | 900 | pri: 50 | |
| census.gov | NS | 19688 | ||
| census.gov | NS | 19688 | ||
| census.gov | SOA | 259200 | expire: 604800 serial: 2016083002 | |
| census.gov | TXT | v=spf1 ip4:148.129.0.0/16 ip6:2610:20:2000:101::f:0 ip6:2610:20:2010:a04::f:0 mx ptr include:spf.protection.outlook.com ~all | 3600 | |
| census.gov | TXT | MS=ms38105103 | 3600 |