ngstudentexpeditions.com 網站分析
ngstudentexpeditions.com - 基本信息
服務器:
Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips
IP:
未知城市:
未知ngstudentexpeditions.com - 頁面信息
標題:
Summer Travel Programs & Trips for Students 2020 | National Geographic Student ExpeditionsMeta 關鍵詞:
未知Meta 描述信息:
Embark on epic summer travel programs and trips created for high school and middle school students with National Geographic Student Expeditions.H1:
Student Expeditions內部鏈接:
0 (0 nofollow)外部鏈接:
33 (0 nofollow)ngstudentexpeditions.com - 建站技術
服務器:
Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips
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ngstudentexpeditions.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ngstudentexpeditions.com 的HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Date: Mon, 10 Feb 2020 23:11:56 GMT
Content-Type: text/html; charset=iso-8859-1
Content-Length: 263
Connection: keep-alive
Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips
Location: https://www.nationalgeographic.com/student-expeditions/
HTTP/1.1 200 OK
Accept-Ranges: bytes
Access-Control-Allow-Credentials: true
Access-Control-Allow-Origin: *
Content-Encoding: gzip
Content-Type: text/html
Server: Apache/2.4.18 (Ubuntu)
Vary: Accept-Encoding
X-Frame-Options: SAMEORIGIN
Content-Length: 46728
Cache-Control: max-age=1
Expires: Mon, 10 Feb 2020 23:11:58 GMT
Date: Mon, 10 Feb 2020 23:11:57 GMT
Connection: keep-alive
Date: Mon, 10 Feb 2020 23:11:56 GMT
Content-Type: text/html; charset=iso-8859-1
Content-Length: 263
Connection: keep-alive
Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips
Location: https://www.nationalgeographic.com/student-expeditions/
HTTP/1.1 200 OK
Accept-Ranges: bytes
Access-Control-Allow-Credentials: true
Access-Control-Allow-Origin: *
Content-Encoding: gzip
Content-Type: text/html
Server: Apache/2.4.18 (Ubuntu)
Vary: Accept-Encoding
X-Frame-Options: SAMEORIGIN
Content-Length: 46728
Cache-Control: max-age=1
Expires: Mon, 10 Feb 2020 23:11:58 GMT
Date: Mon, 10 Feb 2020 23:11:57 GMT
Connection: keep-alive
ngstudentexpeditions.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。 ngstudentexpeditions.com 當前共有 11 項 DNS 記錄。
| 主機 | 類型 | IP/目標 | TTL | 擴充資訊 |
|---|---|---|---|---|
| ngstudentexpeditions.com | A | 3600 | ||
| ngstudentexpeditions.com | MX | 86400 | pri: 20 | |
| ngstudentexpeditions.com | MX | 86400 | pri: 30 | |
| ngstudentexpeditions.com | MX | 86400 | pri: 30 | |
| ngstudentexpeditions.com | MX | 86400 | pri: 30 | |
| ngstudentexpeditions.com | MX | 86400 | pri: 30 | |
| ngstudentexpeditions.com | MX | 86400 | pri: 30 | |
| ngstudentexpeditions.com | MX | 86400 | pri: 10 | |
| ngstudentexpeditions.com | NS | 86400 | ||
| ngstudentexpeditions.com | NS | 86400 | ||
| ngstudentexpeditions.com | SOA | 86400 | expire: 604800 serial: 2012101700 |