>> Your IP address, browser and OS (via user agent), the website you visited, the pages you visited, time of visit, the site you came from (via referrer) are all personal data.
No. These are all not considered PII. Only the IP address in this list definitely is.
All other information with a wholly anonymized user would be considered by most interpretations to be ok. Often it depends on the context and presence of other meta-data on whether something is PII or not.
“PII” is not a term the EU or UK GDPR recognises. It may have a specific meaning in American law; but the GDPR definition of personal data is significantly broader.
It certainly includes the items I listed; particularly when linked to an identifier like an IP address.
No. These are all not considered PII. Only the IP address in this list definitely is.
All other information with a wholly anonymized user would be considered by most interpretations to be ok. Often it depends on the context and presence of other meta-data on whether something is PII or not.