SIARCHIVES.SI.EDU 網站分析

基本信息

搜索引擎收錄信息

必應:
Google:

頁面信息

標題:
Smithsonian Institution Archives
長度: 32 字元; 最佳長度: 10 ~ 60 字元
Meta 描述信息:
The Smithsonian Institution Archives captures, preserves, and makes available the history of the Smithsonian.
長度: 109 字元; 最佳長度: 50 ~ 160 字元
Meta 關鍵詞:
museum, archive, american history, science, art, culture
長度: 56 字元; 最佳長度: 10 ~ 255 字元
H1標籤:
Home
長度: 4 字元; 最佳長度: 10 ~ 255 字元

The length of your H1 tag seems to be outside the recommended range. Ideally, an H1 tag should be between 10 and 255 characters, including spaces, and remember to use only one H1 tag per page.

The H1 tag in HTML is the main headline users see first when a page loads. It conveys the page's topic, enticing visitors to read further. H1 tags are crucial for SEO, user experience, and accessibility. They distinguish the main title on a webpage, aiding search engines and users in understanding the content.

Here are best practices for H1 tags

  • Use H1 tags for page titles.
  • Limit to one H1 tag per page.
  • Keep H1 tags short and concise.
  • Structure headings hierarchically.
  • Include your main keyword.
  • Ensure H1 tags are engaging.

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siarchives.si.edu 的HTTP header 信息:
HTTP/1.1 200 OK
Date: Mon, 19 May 2025 23:59:14 GMT
X-Drupal-Cache: MISS
X-Frame-Options: SAMEORIGIN
Content-Language: en
Link: ; rel="canonical"
Cache-Control: public, max-age=32400
Expires: Sun, 19 Nov 1978 05:00:00 GMT
Vary: Cookie,Accept-Encoding
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
X-UA-Compatible: IE=edge
X-Content-Type-Options: nosniff
Upgrade: h2,h2c
Connection: Upgrade, Keep-Alive
Etag: "1747699154-0"
Last-Modified: Mon, 19 May 2025 23:59:14 GMT
X-Frame-Options: SAMEORIGIN
Keep-Alive: timeout=5, max=100
Content-Type: text/html; charset=utf-8
Set-Cookie: TSd8209ccc029=083ccf6c57ab2800f6a379a820bf2d5c65eb9ba3e68e490c281c2d355a3971e68905f175dafeea6c5e8dda725d1e3f5c; Max-Age=30; Path=/
Set-Cookie: TS707c5aff027=083ccf6c57ab2000df7a430f739d1fa90acf990b03af1ad1c3700b0acd1340c4b7534b0bf18b1d18088199c6ed1130009456f8a50e306484591de11fea87b8cbabf997a878e8c0d459a6051848a56978eb997e80c28aa425e918bba1dde046cd; Path=/
Content-Encoding: gzip
Transfer-Encoding: chunked

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。 si.edu 當前共有 55 項 DNS 記錄。
主機 類型 IP/目標 TTL 擴充資訊
si.eduA167
si.eduNS3600
si.eduNS3600
si.eduNS3600
si.eduNS3600
si.eduNS3600
si.eduNS3600
si.eduSOA3600expire: 1209600
serial: 763973784
si.eduMX2280pri: 0
si.eduTXT
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si.eduTXT
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si.eduTXT
Foxit-domain-verification=90c4cab4414ce9a2004043298dd584ce
251
si.eduTXT
atlassian-domain-verification=/lJYot74zjF1VwfCEfyelSmp2V3z5QnHGSWtBhaZzLjy3KajAZuREvkSONV5/oY5
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si.eduTXT
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si.eduTXT
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si.eduTXT
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si.eduTXT
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si.eduTXT
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si.eduTXT
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251
si.eduTXT
canva-site-verification=_s6Cq2oLPbhyDq31iu-b-A
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si.eduTXT
google-site-verification=9-OyClmReEWU6t3ri7R65zaHcE5ONk80xgeIHMjgg08
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si.eduTXT
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251
si.eduTXT
v=spf1 ip4:160.111.0.0/16 ip4:67.231.156.100 ip4:67.231.148.101 include:spf1.si.edu include:spf.protection.outlook.com include:mailsenders.netsuite.com -all
251
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si.eduTXT
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si.eduTXT
apple-domain-verification=OQGHn6kF8gOnAiWs
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si.eduTXT
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si.eduTXT
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si.eduTXT
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251
si.eduTXT
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251
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google-site-verification=h1dnhf4Bz-gK562okiF7P9C6hy5xTOc_7v-4ChAOpHo
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si.eduTXT
onetrust-domain-verification=733d52d8e41444d097693c749e597ec9
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si.eduTXT
pardot980712=40b77e6a8c3cb064ca443f8d3483406a462ed6e8096c597515102540924fa4ed
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si.eduTXT
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si.eduTXT
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si.eduTXT
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251
si.eduTXT
docusign=13c4cb8d-4a47-4283-811e-e667bdd84098
251
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si.eduTXT
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asv=84f6dfbd71d6cbaaa0ed4810076c50f6
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docusign=1c9206b6-fcd1-4754-8bb5-dc9f864d2d2e
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si.eduTXT
v=spf2.0/pra ?all
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si.eduTXT
pardot1004652=926ad95006c2c225fb35c6cf36285e8b112f6756b832538f471e4cbf886f11c0
251