ICANN policies only govern global domains. Country domains set their own policies; for example, .eu expiration period is 45 days, not 30.
WHO IS policies also vary wildly, for example .de domains do not show registration date in the WHO IS, so it's not possible to know if a domain was dropped and re-registered.
WHO IS policies also vary wildly, for example .de domains do not show registration date in the WHO IS, so it's not possible to know if a domain was dropped and re-registered.