<p>競合調査のときなどに使えるツールのみに限って挙げる。<br>
例えばSSLの健全性チェックなど、主に自サイトに使うサービスは数にキリがないので。</p>
<h2 id="similarweb">
<a class="header-anchor-link" href="#similarweb" aria-hidden="true"></a> SimilarWeb</h2>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__ff452f7eac496" src="https://embed.zenn.studio/card#zenn-embedded__ff452f7eac496" data-content="https%3A%2F%2Fwww.similarweb.com%2Fja%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://www.similarweb.com/ja/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://www.similarweb.com/ja/</a><br style="display:none">
アクセス数やアクセス傾向の類推</p>
<h2 id="aguse.jp">
<a class="header-anchor-link" href="#aguse.jp" aria-hidden="true"></a> aguse.jp</h2>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__bb8d62235c005" src="https://embed.zenn.studio/card#zenn-embedded__bb8d62235c005" data-content="https%3A%2F%2Fwww.aguse.jp%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://www.aguse.jp/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://www.aguse.jp/</a><br style="display:none">
サーバー情報全般</p>
<h2 id="netcraft">
<a class="header-anchor-link" href="#netcraft" aria-hidden="true"></a> Netcraft</h2>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__46a02204d09a2" src="https://embed.zenn.studio/card#zenn-embedded__46a02204d09a2" data-content="https%3A%2F%2Ftoolbar.netcraft.com%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://toolbar.netcraft.com/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://toolbar.netcraft.com/</a><br style="display:none">
こちらもサーバー情報全般</p>
<h2 id="wappalyzer">
<a class="header-anchor-link" href="#wappalyzer" aria-hidden="true"></a> Wappalyzer</h2>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__06581ff6ea42a" src="https://embed.zenn.studio/card#zenn-embedded__06581ff6ea42a" data-content="https%3A%2F%2Fwww.wappalyzer.com%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://www.wappalyzer.com/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://www.wappalyzer.com/</a><br style="display:none">
技術スタック調査</p>
<h2 id="builtwith">
<a class="header-anchor-link" href="#builtwith" aria-hidden="true"></a> BuiltWith</h2>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__aed651dc5c98a" src="https://embed.zenn.studio/card#zenn-embedded__aed651dc5c98a" data-content="https%3A%2F%2Fbuiltwith.com%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://builtwith.com/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://builtwith.com/</a><br style="display:none">
こちらも技術スタック調査</p>
<h2 id="rayst">
<a class="header-anchor-link" href="#rayst" aria-hidden="true"></a> Rayst</h2>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__d556ecfbb1ed7" src="https://embed.zenn.studio/card#zenn-embedded__d556ecfbb1ed7" data-content="https%3A%2F%2Fray.st%2Fja" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://ray.st/ja" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://ray.st/ja</a><br style="display:none">
こちらも技術スタック調査</p>
<h2 id="dnsdumpster.com">
<a class="header-anchor-link" href="#dnsdumpster.com" aria-hidden="true"></a> DNSDumpster.com</h2>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__f573931de6279" src="https://embed.zenn.studio/card#zenn-embedded__f573931de6279" data-content="https%3A%2F%2Fdnsdumpster.com%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://dnsdumpster.com/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://dnsdumpster.com/</a><br style="display:none">
インフラ系</p>
<h2 id="web-check">
<a class="header-anchor-link" href="#web-check" aria-hidden="true"></a> Web Check</h2>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__7bec8ab793caf" src="https://embed.zenn.studio/card#zenn-embedded__7bec8ab793caf" data-content="https%3A%2F%2Fweb-check.xyz%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://web-check.xyz/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://web-check.xyz/</a><br style="display:none">
いろいろ</p>
<h2 id="urlscan.io">
<a class="header-anchor-link" href="#urlscan.io" aria-hidden="true"></a> urlscan.io</h2>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__64d807d48eb25" src="https://embed.zenn.studio/card#zenn-embedded__64d807d48eb25" data-content="https%3A%2F%2Furlscan.io%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://urlscan.io/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://urlscan.io/</a><br style="display:none">
いろいろ</p>
<h3 id="%E3%82%A6%E3%82%A4%E3%83%AB%E3%82%B9%E3%83%81%E3%82%A7%E3%83%83%E3%82%AF">
<a class="header-anchor-link" href="#%E3%82%A6%E3%82%A4%E3%83%AB%E3%82%B9%E3%83%81%E3%82%A7%E3%83%83%E3%82%AF" aria-hidden="true"></a> ウイルスチェック</h3>
<p>セーフ ブラウジング: 不正なソフトウェアとフィッシング – Google 透明性レポート<br style="display:none">
<span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__37c84651f9896" src="https://embed.zenn.studio/card#zenn-embedded__37c84651f9896" data-content="https%3A%2F%2Ftransparencyreport.google.com%2Fsafe-browsing%2Fsearch" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://transparencyreport.google.com/safe-browsing/search" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://transparencyreport.google.com/safe-browsing/search</a></p>
<p>VirusTotal<br style="display:none">
<span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__ef6c7d78f82af" src="https://embed.zenn.studio/card#zenn-embedded__ef6c7d78f82af" data-content="https%3A%2F%2Fwww.virustotal.com%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://www.virustotal.com/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://www.virustotal.com/</a></p>
<p>urlQuery.net<br style="display:none">
<span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__559d991a739cb" src="https://embed.zenn.studio/card#zenn-embedded__559d991a739cb" data-content="http%3A%2F%2Furlquery.net%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="http://urlquery.net/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">http://urlquery.net/</a></p>
<h3 id="%E3%81%82%E3%81%88%E3%81%A6%E5%A4%96%E3%81%97%E3%81%A6%E3%81%84%E3%82%8B%E3%82%82%E3%81%AE%E3%83%AA%E3%82%B9%E3%83%88">
<a class="header-anchor-link" href="#%E3%81%82%E3%81%88%E3%81%A6%E5%A4%96%E3%81%97%E3%81%A6%E3%81%84%E3%82%8B%E3%82%82%E3%81%AE%E3%83%AA%E3%82%B9%E3%83%88" aria-hidden="true"></a> あえて外しているものリスト</h3>
<ul>
<li>メールアドレスのブラックリスト判定系 （たぶん色んな所にすでにまとまっている</li>
<li>SEO系 （これも同じく</li>
<li>スピードテスト系 （同じく</li>
<li>Whois系 （どこも機能が横並びすぎてwhois.comかwho.is使ってます、おすすめあったら教えてください。追記：最近は <a href="https://domainwat.ch/" target="_blank" rel="nofollow noopener noreferrer">https://domainwat.ch/</a> を使ってます。</li>
<li>ahrefs （有料のため</li>
<li>Alexa (もはやホームスピーカーの代名詞</li>
<li>SimilarSites (SimilarWebで見られるし…</li>
</ul>
<h3 id="see-also">
<a class="header-anchor-link" href="#see-also" aria-hidden="true"></a> See Also</h3>
<p>あのサイトで使われている技術を調べる - Qiita<br style="display:none">
<span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__dba192c2a0579" src="https://embed.zenn.studio/card#zenn-embedded__dba192c2a0579" data-content="https%3A%2F%2Fqiita.com%2Fnightyknite%2Fitems%2F1258eeca403e7d449b5a" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://qiita.com/nightyknite/items/1258eeca403e7d449b5a" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://qiita.com/nightyknite/items/1258eeca403e7d449b5a</a></p>


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