International targeting SEO code snippets – Sitecore Symposium 2018 Handout. Sources: https://www.sitemaps.org/protocol.html and https://support.google.com/webmasters/answer/189077?hl=en

alternate-hreflang.html

<link rel="alternate" hreflang="x-default" href="https://www.mysite.com/" />
<link rel="alternate" hreflang="de" href="https://www.mysite.com/de-de" />
<link rel="alternate" hreflang="en" href="https://www.mysite.com/en-de" />
<link rel="alternate" hreflang="es" href="https://www.mysite.com/es-es" />
<link rel="alternate" hreflang="fr" href="https://www.mysite.com/fr-fr" />
<link rel="alternate" hreflang="zh" href="https://www.mysite.com/zh-cn" />
<link rel="alternate" hreflang="zh-CN" href="https://www.mysite.com/zh-cn" />
<link rel="alternate" hreflang="en-US" href="https://www.mysite.com/en-us" />
<link rel="alternate" hreflang="de-DE" href="https://www.mysite.com/de-de" />
<link rel="alternate" hreflang="en-DE" href="https://www.mysite.com/en-de" />
<link rel="alternate" hreflang="sk-SK" href="https://www.mysite.com/sk-sk" />
<link rel="alternate" hreflang="en-AT" href="https://www.mysite.com/en-at" />
<link rel="alternate" hreflang="en-CH" href="https://www.mysite.com/en-ch" />
<link rel="alternate" hreflang="en-AU" href="https://www.mysite.com/en-au" />
<link rel="alternate" hreflang="en-CA" href="https://www.mysite.com/en-ca" />
<link rel="alternate" hreflang="en-IN" href="https://www.mysite.com/en-in" />
<link rel="alternate" hreflang="en-MY" href="https://www.mysite.com/en-my" />
<link rel="alternate" hreflang="en-GB" href="https://www.mysite.com/en-gb" />
<link rel="alternate" hreflang="de-AT" href="https://www.mysite.com/de-at" />
<link rel="alternate" hreflang="de-CH" href="https://www.mysite.com/de-ch" />
<link rel="alternate" hreflang="zh-MY" href="https://www.mysite.com/zh-my" />
<link rel="alternate" hreflang="zh-TW" href="https://www.mysite.com/zh-tw" />
<link rel="alternate" hreflang="cs-CZ" href="https://www.mysite.com/cs-cz" />
<link rel="alternate" hreflang="nl-BE" href="https://www.mysite.com/nl-be" />
<link rel="alternate" hreflang="en-BE" href="https://www.mysite.com/en-be" />
<link rel="alternate" hreflang="en-SE" href="https://www.mysite.com/en-se" />
<link rel="alternate" hreflang="fr-BE" href="https://www.mysite.com/fr-be" />
<link rel="alternate" hreflang="fr-FR" href="https://www.mysite.com/fr-fr" />
<link rel="alternate" hreflang="fr-CA" href="https://www.mysite.com/fr-ca" />
<link rel="alternate" hreflang="fr-CH" href="https://www.mysite.com/fr-ch" />
<link rel="alternate" hreflang="hu-HU" href="https://www.mysite.com/hu-hu" />
<link rel="alternate" hreflang="it-IT" href="https://www.mysite.com/it-it" />
<link rel="alternate" hreflang="ja-JP" href="https://www.mysite.com/ja-jp" />
<link rel="alternate" hreflang="ko-KR" href="https://www.mysite.com/ko-kr" />
<link rel="alternate" hreflang="pl-PL" href="https://www.mysite.com/pl-pl" />
<link rel="alternate" hreflang="pt-BR" href="https://www.mysite.com/pt-br" />
<link rel="alternate" hreflang="ru-RU" href="https://www.mysite.com/ru-ru" />
<link rel="alternate" hreflang="es-MX" href="https://www.mysite.com/es-mx" />
<link rel="alternate" hreflang="es-ES" href="https://www.mysite.com/es-es" />
<link rel="alternate" hreflang="sv-SE" href="https://www.mysite.com/sv-se" />
<link rel="alternate" hreflang="th-TH" href="https://www.mysite.com/th-th" />
<link rel="alternate" hreflang="tr-TR" href="https://www.mysite.com/tr-tr" />
<link rel="alternate" hreflang="en-HU" href="https://www.mysite.com/en-hu" />
<link rel="alternate" hreflang="en-CN" href="https://www.mysite.com/en-cn" />
<link rel="alternate" hreflang="en-SG" href="https://www.mysite.com/en-sg" />
<link rel="alternate" hreflang="zh-SG" href="https://www.mysite.com/zh-sg" />
<link rel="alternate" hreflang="ro-RO" href="https://www.mysite.com/ro-ro" />
<link rel="alternate" hreflang="id-ID" href="https://www.mysite.com/id-id" />
<link rel="alternate" hreflang="nl-NL" href="https://www.mysite.com/nl-nl" />
<link rel="alternate" hreflang="fi-FI" href="https://www.mysite.com/fi-fi" />

canonical.html

<link rel="canonical" href="https://www.mysite.com/en-de" />

sitemap-home-de.xml

<?xml version="1.0" encoding="utf-8"?>
<urlset xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
	<url>
		<loc>https://www.mysite.com/de-de/produkte</loc>
	</url>
	<url>
		<loc>https://www.mysite.com/de-de/über-uns</loc>
	</url>
	<url>
		<loc>https://www.mysite.com/de-de/kontakt</loc>
	</url>
</urlset>

sitemap-home-en.xml

<?xml version="1.0" encoding="utf-8"?>
<urlset xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
	<url>
		<loc>https://www.mysite.com/en-us/products</loc>
	</url>
	<url>
		<loc>https://www.mysite.com/en-us/about-us</loc>
	</url>
	<url>
		<loc>https://www.mysite.com/en-us/contact</loc>
	</url>
</urlset>

sitemap-index.xml

<?xml version="1.0" encoding="utf-8"?>
<sitemapindex xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
	<sitemap>
		<loc>https://www.mysite.com/de-de/sitemap-home-de.xml</loc>
		<lastmod>2018-10-01T20:23:36Z</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://www.mysite.com/en-us/sitemap-home-en.xml</loc>
		<lastmod>2018-10-01T20:23:36Z</lastmod>
	</sitemap>
</sitemapindex>