SIARCHIVES.SI.EDU ウェブサイトのレビュー
基本情報
サイトタイトル:
サーバ:
未知
IP:
都市:
ページ情報
タイトル:
Smithsonian Institution Archives
長さ: 32 文字; 最適な長さ: 10 ~ 60 文字
メタ記述:
The Smithsonian Institution Archives captures, preserves, and makes available the history of the Smithsonian.
長さ: 109 文字; 最適な長さ: 50 ~ 160 文字
メタキーワード:
museum, archive, american history, science, art, culture
長さ: 56 文字; 最適な長さ: 10 ~ 255 文字
H1 タグ:
Home
長さ: 4 文字; 最適な長さ: 10 ~ 255 文字
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.
外部リンク:
14 (0 nofollow)
内部リンク:
33 (0 nofollow)
サイトテクノロジー
サーバ:
未知
SSL セキュア:
利用可能
robots.txt:
利用不可
XML サイトマップ:
利用不可
Gzip 圧縮:
利用可能
favicon.ico:
利用不可
HTTP ヘッダー分析
HTTP ヘッダー フィールドは、ハイパーテキスト転送プロトコル (HTTP) の要求と応答のメッセージ ヘッダーのコンポーネントです。 これらは、HTTP トランザクションの操作パラメータを定義します。 ヘッダー フィールドは、Internet Explorer、Google Chrome、Firefox などの通常の Web ブラウザでは直接表示されません。以下は siarchives.si.edu:
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
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 レコード分析
ドメイン ネーム システム (DNS) は、簡単に記憶できるドメイン名を、世界中のコンピュータ サービスやデバイスの位置を特定するために必要な数値 IP アドレスに変換します。 si.edu の DNS レコードは合計 55 件あります。
ホスト | タイプ | IP/ターゲット | 10 ... | 追加情報 |
---|---|---|---|---|
si.edu | A | 167 | ||
si.edu | NS | 3600 | ||
si.edu | NS | 3600 | ||
si.edu | NS | 3600 | ||
si.edu | NS | 3600 | ||
si.edu | NS | 3600 | ||
si.edu | NS | 3600 | ||
si.edu | SOA | 3600 | expire: 1209600 serial: 763973784 | |
si.edu | MX | 2280 | pri: 0 | |
si.edu | TXT | MS=ms11507808 | 251 | |
si.edu | TXT | f625192959685de445110b63c95ea6f12e17d96e36e9c3e9e0a938c30a4f43ba | 251 | |
si.edu | TXT | 082b9cc317ff878149172c86c461af33b77e375cf70a4eea971a25418ef906d5 | 251 | |
si.edu | TXT | 97bf4b9ed60aea1d02f2aeaafc4a2941a8a5c647a0792a8165ea444a7cc34ca7 | 251 | |
si.edu | TXT | Foxit-domain-verification=90c4cab4414ce9a2004043298dd584ce | 251 | |
si.edu | TXT | atlassian-domain-verification=/lJYot74zjF1VwfCEfyelSmp2V3z5QnHGSWtBhaZzLjy3KajAZuREvkSONV5/oY5 | 251 | |
si.edu | TXT | 270f64f6d25ce95f3dee98221993750128f27e3c77866485b5a589f4d00ec863 | 251 | |
si.edu | TXT | faeacb31d37c71bd733abb60f275e2b68b82f977fa17f48f377fd0824dfea1d1 | 251 | |
si.edu | TXT | 3e449f3017316ed138f1d4a6d4be9346a440a6100bb1f1e749992ae4430a7e74 | 251 | |
si.edu | TXT | d2c638e312f5d2bf17a1c5295c39c1b51200c5caff4fafe25ac4f7345d4825aa | 251 | |
si.edu | TXT | 1209cfa51bcf735615577b69ddaddc125e40063092c69453ef8b2c90e9db5aa1 | 251 | |
si.edu | TXT | f27120e7e7d9fde4b8b1d550a8676808f32423c68f65bf080257153124065865 | 251 | |
si.edu | TXT | canva-site-verification=_s6Cq2oLPbhyDq31iu-b-A | 251 | |
si.edu | TXT | google-site-verification=9-OyClmReEWU6t3ri7R65zaHcE5ONk80xgeIHMjgg08 | 251 | |
si.edu | TXT | 060016681f61e250780cb31c60e8e9c59232b1a6a96c84f4e6df6241169a80d2 | 251 | |
si.edu | TXT | 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 | |
si.edu | TXT | 7ad39b33bb809dff48ffc936a730927bc47c1b0ce9ef0e5956ffcd3707c7207e | 251 | |
si.edu | TXT | 69590cb29bef8c8cc7c9b2e65dc042877bf1f8d8ad89d454339a554f4a6657bf | 251 | |
si.edu | TXT | 02903de83f211f7c1c93dbbfaf24f4de1222fb631d64214c20f5aa76f0cbb2b1 | 251 | |
si.edu | TXT | 99150e590fc6c7a503eddbc238c57319e437e396766bafb797c36d78f4fc3fe1 | 251 | |
si.edu | TXT | 14cdba3c0c616a8ce86008cf5436804e406cdff63a73d44cdb943331fe716c5d | 251 | |
si.edu | TXT | 0aaea9bca148850c1b6f223e7f57a777232e5a319343f6d8989514c236f298fa | 251 | |
si.edu | TXT | e85d3013c9c7b3189294607235b7649ecb79aca52fea7d56cd63f8ff0bdd3759 | 251 | |
si.edu | TXT | apple-domain-verification=OQGHn6kF8gOnAiWs | 251 | |
si.edu | TXT | 494983b036c42cf817dacb5fc919f629c3786991041ddc257fc4014ce1c7886b | 251 | |
si.edu | TXT | 8b581bbbb2fffb6a643e039a6eac27e87f1fb3cc77a63dbf46a1945364b84f1f | 251 | |
si.edu | TXT | 085b91e4eb1a7a8572dcf79376104572dd8caf625df8797c2459f62dbd6f8757 | 251 | |
si.edu | TXT | 4f91259469ca9960db5699179cb910796852693ba7df70b60545f79373c5d0e2 | 251 | |
si.edu | TXT | google-site-verification=h1dnhf4Bz-gK562okiF7P9C6hy5xTOc_7v-4ChAOpHo | 251 | |
si.edu | TXT | adobe-idp-site-verification=ebf44aa1f4d5c71b36a262511b68415832b6f2ad1b7411c528806154df4cc7a6 | 251 | |
si.edu | TXT | onetrust-domain-verification=733d52d8e41444d097693c749e597ec9 | 251 | |
si.edu | TXT | pardot980712=40b77e6a8c3cb064ca443f8d3483406a462ed6e8096c597515102540924fa4ed | 251 | |
si.edu | TXT | f0afb2e46e0da6455ff974d8d351d6ed3a5520b5fa607284d71e8624f07608a0 | 251 | |
si.edu | TXT | 103981a55790ab5e79fa42a3be5ec1f1af9688531c1d7201da7b423e1a9afe98 | 251 | |
si.edu | TXT | 520551a893da3ebec689738534dcc320a2265c162236dbde97b39a026cd87fb6 | 251 | |
si.edu | TXT | docusign=13c4cb8d-4a47-4283-811e-e667bdd84098 | 251 | |
si.edu | TXT | 4aa7b65339612a9a90d4cebadbb570d0ea68be025de69c1f11a1a14207cfdedb | 251 | |
si.edu | TXT | D9Pafp4mPMV7Vt+wH+GSYi35FnsBm9zZQA6TLxStwyHV3JFiCPPQGVSJM7UzuvWz/KrphLEsXbc/bs5vKq+iHQ== | 251 | |
si.edu | TXT | 7d4550321c0161253c3ea5ccec6c837f8bcf7be735038aa9f653a72d98eec4bc | 251 | |
si.edu | TXT | asv=84f6dfbd71d6cbaaa0ed4810076c50f6 | 251 | |
si.edu | TXT | docusign=1c9206b6-fcd1-4754-8bb5-dc9f864d2d2e | 251 | |
si.edu | TXT | ae526ed1432cc584889cd7864aeb421535f15c4446220a7fef0084779b769e72 | 251 | |
si.edu | TXT | 04a376ab7769590c9661fc0941631e28f4055d41005260b40fff3c87d8df9869 | 251 | |
si.edu | TXT | 82bfa18d46385ec9599afca5ae30e6f718c8383c062699c76e894b62e9df8e79 | 251 | |
si.edu | TXT | v=spf2.0/pra ?all | 251 | |
si.edu | TXT | pardot1004652=926ad95006c2c225fb35c6cf36285e8b112f6756b832538f471e4cbf886f11c0 | 251 |