OpenTelemetry SDK
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    Variable ATTR_URL_TOP_LEVEL_DOMAINConst Experimental

    ATTR_URL_TOP_LEVEL_DOMAIN: "url.top_level_domain" = ...

    The effective top level domain (eTLD), also known as the domain suffix, is the last part of the domain name. For example, the top level domain for example.com is com.

    com
    
    co.uk
    

    This value can be determined precisely with the public suffix list.

    This attribute is experimental and is subject to breaking changes in minor releases of @opentelemetry/semantic-conventions.