None of these are official. Gb WhatsApp was never on the Google Play Store. Do not trust “official download” claims. Many of these sites also trick you into downloading fake “update your WhatsApp” trojans.
Bans typically last from 24 hours to permanent blocking. Gb Whatsapp Old Version 6.10 Download
If you have decided that this is the version you need, here are the technical details typically associated with this specific release. None of these are official