UPENN.EDU 網站分析
UPENN.EDU 的 SEO 統計資訊上次更新是在 60 天前。 我們已啟動該網站的後台分析任務，請稍等幾分鐘。
基本信息
URL:
服務器:
未知
IP:
頁面信息
標題:
University of Pennsylvania |
Meta 關鍵詞:
未知
Meta 描述信息:
未知
H1 Tag:
University of Pennsylvania
內部鏈接:
43 (0 nofollow)
外部鏈接:
49 (0 nofollow)
建站技術
服務器:
未知
SSL 安全:
有效
robots.txt:
不可用
XML 站點地圖:
不可用
Gzip 壓縮:
有效
favicon.ico:
不可用
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upenn.edu 的HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Connection: close
Content-Length: 0
Server: Varnish
Retry-After: 0
location: https://www.upenn.edu/
Accept-Ranges: bytes
Date: Fri, 26 Jun 2020 13:52:00 GMT
Via: 1.1 varnish
X-Served-By: cache-lga21925-LGA
X-Cache: HIT
X-Cache-Hits: 0
X-Timer: S1593179520.330276,VS0,VE0
Strict-Transport-Security: max-age=300
HTTP/1.1 200 OK
Connection: keep-alive
Content-Length: 16373
Cache-Control: public, max-age=900
Content-Encoding: gzip
Content-Language: en
Content-Type: text/html; charset=utf-8
Etag: W/"1593171804-0"
Expires: Sun, 19 Nov 1978 05:00:00 GMT
Last-Modified: Fri, 26 Jun 2020 11:43:24 GMT
Link: <https://www.upenn.edu/>; rel="canonical",<https://www.upenn.edu/>; rel="shortlink"
Server: nginx
Strict-Transport-Security: max-age=300
X-Drupal-Cache: HIT
X-Frame-Options: SAMEORIGIN
X-Generator: Drupal 7 (https://www.drupal.org)
X-Pantheon-Styx-Hostname: styx-fe1-a-789d66bff9-qd5vg
X-Styx-Req-Id: 7bf6ecaf-b7af-11ea-a70f-2a312cb6f63c
X-Ua-Compatible: IE=Edge,chrome=1
Age: 227
Accept-Ranges: bytes
Via: 1.1 varnish
Accept-Ranges: bytes
Accept-Ranges: bytes
Date: Fri, 26 Jun 2020 13:52:00 GMT
Via: 1.1 varnish
Age: 227
X-Served-By: cache-mdw17367-MDW, cache-lga21945-LGA, cache-lga21938-LGA
X-Cache: HIT, HIT, MISS
X-Cache-Hits: 1, 12, 0
X-Timer: S1593179520.390469,VS0,VE2
Vary: Accept-Encoding, Cookie, Cookie, Cookie
Connection: close
Content-Length: 0
Server: Varnish
Retry-After: 0
location: https://www.upenn.edu/
Accept-Ranges: bytes
Date: Fri, 26 Jun 2020 13:52:00 GMT
Via: 1.1 varnish
X-Served-By: cache-lga21925-LGA
X-Cache: HIT
X-Cache-Hits: 0
X-Timer: S1593179520.330276,VS0,VE0
Strict-Transport-Security: max-age=300
HTTP/1.1 200 OK
Connection: keep-alive
Content-Length: 16373
Cache-Control: public, max-age=900
Content-Encoding: gzip
Content-Language: en
Content-Type: text/html; charset=utf-8
Etag: W/"1593171804-0"
Expires: Sun, 19 Nov 1978 05:00:00 GMT
Last-Modified: Fri, 26 Jun 2020 11:43:24 GMT
Link: <https://www.upenn.edu/>; rel="canonical",<https://www.upenn.edu/>; rel="shortlink"
Server: nginx
Strict-Transport-Security: max-age=300
X-Drupal-Cache: HIT
X-Frame-Options: SAMEORIGIN
X-Generator: Drupal 7 (https://www.drupal.org)
X-Pantheon-Styx-Hostname: styx-fe1-a-789d66bff9-qd5vg
X-Styx-Req-Id: 7bf6ecaf-b7af-11ea-a70f-2a312cb6f63c
X-Ua-Compatible: IE=Edge,chrome=1
Age: 227
Accept-Ranges: bytes
Via: 1.1 varnish
Accept-Ranges: bytes
Accept-Ranges: bytes
Date: Fri, 26 Jun 2020 13:52:00 GMT
Via: 1.1 varnish
Age: 227
X-Served-By: cache-mdw17367-MDW, cache-lga21945-LGA, cache-lga21938-LGA
X-Cache: HIT, HIT, MISS
X-Cache-Hits: 1, 12, 0
X-Timer: S1593179520.390469,VS0,VE2
Vary: Accept-Encoding, Cookie, Cookie, Cookie
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。 upenn.edu 當前共有 14 項 DNS 記錄。
| 主機 | 類型 | IP/目標 | TTL | 擴充資訊 |
|---|---|---|---|---|
| upenn.edu | MX | 900 | pri: 20 | |
| upenn.edu | MX | 900 | pri: 10 | |
| upenn.edu | NS | 31024 | ||
| upenn.edu | NS | 31024 | ||
| upenn.edu | NS | 31024 | ||
| upenn.edu | NS | 31024 | ||
| upenn.edu | NS | 31024 | ||
| upenn.edu | NS | 31024 | ||
| upenn.edu | SOA | 3600 | expire: 604800 serial: 1005455677 | |
| upenn.edu | TXT | MS=ms96102685 | 3600 | |
| upenn.edu | TXT | MS=ms80804534 | 3600 | |
| upenn.edu | TXT | MS=F666E1C25BC01ABB0FCB5EBE2B53B41D92CD2BDC1 | 3600 | |
| upenn.edu | TXT | v=spf1 include:spf.protection.outlook.com ~all | 3600 | |
| upenn.edu | TXT | google-site-verification=eclxnwaSRYkCjae5f-VvSBmzNECZ2XC6RaizjvQYqdI | 3600 |