Website review tagindex.com
TAG index - HTML & CSS Web制作リファレンス
Generated on March 18 2026 21:04 PM
Old data? UPDATE !
The score is 71/100
SEO Content
Title
TAG index - HTML & CSS Web制作リファレンス
Length : 34
Perfect, your title contains between 10 and 70 characters.
Description
ホームページ制作に役立つHTMLタグとCSSのリファレンスサイト。カラーチャートやWeb便利ツールなどもあります。
Length : 57
Ideally, your meta description should contain between 70 and 160 characters (spaces included). Use this free tool to calculate text length.
Keywords
HTML,タグ,CSS,スタイルシート
Good, your page contains meta keywords.
Og Meta Properties
Good, your page take advantage of Og Properties.
| Property | Content |
|---|---|
| type | website |
| title | TAG index - HTML & CSS Web制作リファレンス |
| description | ホームページ制作に役立つHTMLタグとCSSのリファレンスサイト。カラーチャートやWeb便利ツールなどもあります。 |
| site_name | TAG index |
| image | https://www.tagindex.com/image/ogp/home.png |
| url | https://www.tagindex.com/ |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 1 | 7 | 6 | 0 | 0 | 0 |
- [H1]
- [H2] HTMLリファレンス［HTML Living Standard］
- [H2] HTMLタグ & CSS リファレンス
- [H2] リファレンスについて
- [H2] 特集記事
- [H2] サブコンテンツ
- [H2] サイトについて
- [H2] お知らせ
- [H3] HTML
- [H3] HTMLタグ
- [H3] CSS
- [H3] カラーチャート
- [H3] Web便利ツール
- [H3] その他
Images
We found 3 images on this web page.
Good, most or all of your images have alt attributes.
Text/HTML Ratio
Ratio : 19%
Good, this page's ratio of text to HTML code is higher than 15, but lower than 25 percent.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Great, there are no Iframes detected on this page.
SEO Links
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.
In-page links
We found a total of 99 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| HOME | Internal | Passing Juice |
| HTML | Internal | Passing Juice |
| HTMLタグ | Internal | Passing Juice |
| CSS | Internal | Passing Juice |
| カラーチャート | Internal | Passing Juice |
| Web便利ツール | Internal | Passing Juice |
| JavaScript | Internal | Passing Juice |
| HTML | Internal | Passing Juice |
| ページ全般 | Internal | Passing Juice |
| セクション | Internal | Passing Juice |
| グループ化 | Internal | Passing Juice |
| テキスト | Internal | Passing Juice |
| 埋め込み | Internal | Passing Juice |
| テーブル | Internal | Passing Juice |
| フォーム | Internal | Passing Juice |
| アクション | Internal | Passing Juice |
| グローバル属性 | Internal | Passing Juice |
| HTMLの基本 | Internal | Passing Juice |
| HTML要素一覧 | Internal | Passing Juice |
| ABC順 | Internal | Passing Juice |
| 更新履歴 | Internal | Passing Juice |
| HTMLタグ | Internal | Passing Juice |
| ページ全般 | Internal | Passing Juice |
| テキスト | Internal | Passing Juice |
| リンク | Internal | Passing Juice |
| リスト | Internal | Passing Juice |
| イメージ | Internal | Passing Juice |
| テーブル | Internal | Passing Juice |
| フレーム | Internal | Passing Juice |
| フォーム | Internal | Passing Juice |
| 埋め込み | Internal | Passing Juice |
| 共通属性 | Internal | Passing Juice |
| HTMLの基本 | Internal | Passing Juice |
| HTML要素一覧 | Internal | Passing Juice |
| ABC順 | Internal | Passing Juice |
| CSS | Internal | Passing Juice |
| ページ全般 | Internal | Passing Juice |
| ボックス | Internal | Passing Juice |
| テキスト | Internal | Passing Juice |
| リンク | Internal | Passing Juice |
| リスト | Internal | Passing Juice |
| イメージ | Internal | Passing Juice |
| テーブル | Internal | Passing Juice |
| フレーム | Internal | Passing Juice |
| フォーム | Internal | Passing Juice |
| フィルタ | Internal | Passing Juice |
| CSSの基本 | Internal | Passing Juice |
| CSSプロパティ一覧 | Internal | Passing Juice |
| ABC順 | Internal | Passing Juice |
| 【AIO対策】詳細なHTMLサイトマップを用意してAIが参照しやすいサイトを目指す | Internal | Passing Juice |
| レンタルサーバーの選び方 ～ 選ぶ際のポイントや価格帯の目安を解説 | Internal | Passing Juice |
| レンタルサーバーの容量はどのくらい必要か ～ 計算方法と目安を解説 | Internal | Passing Juice |
| 法人向けレンタルサーバーの信頼度は？ ～ 安定性や安全性を測る指標を解説 | Internal | Passing Juice |
| おすすめのレンタルサーバー ～ 目的別に推奨サーバーを紹介 | Internal | Passing Juice |
| 記事一覧 | Internal | Passing Juice |
| カラーチャート | Internal | Passing Juice |
| カラーネーム | Internal | Passing Juice |
| グラデーション | Internal | Passing Juice |
| 12色の色相環と補色 | Internal | Passing Juice |
| 配色パターン | Internal | Passing Juice |
| 色の検索 | Internal | Passing Juice |
| Web便利ツール | Internal | Passing Juice |
| URLエンコード | Internal | Passing Juice |
| 文字コード確認 | Internal | Passing Juice |
| 文字コード変換 | Internal | Passing Juice |
| llms.txt作成支援 | Internal | Passing Juice |
| 文字の一括置換 | Internal | Passing Juice |
| パンくず構造化 | Internal | Passing Juice |
| テキストフラグメント | Internal | Passing Juice |
| テーブルタグ挿入 | Internal | Passing Juice |
| リストタグ挿入 | Internal | Passing Juice |
| 段落・改行タグ挿入 | Internal | Passing Juice |
| Excelテーブル化 | Internal | Passing Juice |
| 文字数のカウント | Internal | Passing Juice |
| デバイス情報確認 | Internal | Passing Juice |
| 絵文字の一覧 | Internal | Passing Juice |
| 絵文字の意味確認 | Internal | Passing Juice |
| 絵文字の肌色変更 | Internal | Passing Juice |
| 絵文字キャラ編集 | Internal | Passing Juice |
| 絵文字の画像変換 | Internal | Passing Juice |
| レンタルサーバー比較 | Internal | Passing Juice |
| URL input | Internal | Passing Juice |
| Markdown記法一覧 | Internal | Passing Juice |
| JavaScript | Internal | Passing Juice |
| お知らせ | Internal | Passing Juice |
| TAG indexについて | Internal | Passing Juice |
| ご利用について | Internal | Passing Juice |
| 個人情報保護方針 | Internal | Passing Juice |
| お問い合わせ | Internal | Passing Juice |
| サイトマップ | Internal | Passing Juice |
| Facebookページ | External | noFollow |
| X@aegtaka | External | noFollow |
| 移住しました | Internal | Passing Juice |
| 絵文字ツールがv16.0に対応しました | Internal | Passing Juice |
| レンタルサーバー比較ツールを公開しました | Internal | Passing Juice |
| Markdown記法の一覧を公開しました | Internal | Passing Juice |
| llms.txtファイル作成支援ツールを公開しました | Internal | Passing Juice |
| HOME | Internal | Passing Juice |
| AEG NETWORK | External | Passing Juice |
SEO Keywords
Keywords Cloud
abc順 テキスト リファレンス お知らせ お問い合わせ tag css htmlタグ html indexについて
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| html | 6 |  |
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| css | 6 | |
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| htmlタグ | 5 |  |
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| tag | 4 | |
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| お知らせ | 4 | |
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Usability
Url
Domain : tagindex.com
Length : 12
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
Good. Your declared language is ja.
Dublin Core
This page does not take advantage of Dublin Core.
Document
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Great no email address has been found in plain text!
Deprecated HTML
Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
|
Excellent, your website doesn't use nested tables. |
|
Too bad, your website is using inline styles. |
|
Great, your website has few CSS files. |
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Perfect, your website has few JavaScript files. |
|
Perfect, your website takes advantage of gzip. |
Mobile
Mobile Optimization
|
Apple Icon |
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Meta Viewport Tag |
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Flash content |
Optimization
XML Sitemap
Great, your website has an XML sitemap.
| https://www.tagindex.com/sitemap.xml |
Robots.txt
https://tagindex.com/robots.txt
Great, your website has a robots.txt file.
Analytics
Great, your website has an analytics tool.
Google Analytics |
PageSpeed Insights
Device
Categories
Free SEO Testing Tool
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