Knowledge Base

The language code must precede the country code to have a valid hreflang attribute. If your order is invalid, you can update the hreflang to swap the order and resolve this issue.

Wrong language codes in the hreflang attribute do not get picked up by Google.

Multiple x-default entries can interfere with a search engine’s ability to follow your hreflang tag.

Multiple entries for a single language/region combination can cause issues with your hreflang tag.

Relative URLs may be misinterpreted by search engines, so it’s recommended they are fully qualified URLs as part of your hreflang tag.

An invalid URL in your hreflang attribute can get in the way of the search engine to reference the correct page.

The hreflang attribute should be implemented in the , not outside of it.

The hreflang attribute tells Google which language and country you are targeting for a specific page.

Language codes are a necessary component for hreflang attributes. If hreflang attributes are missing the language code, they’ll need to be added accordingly.