Starting November 18th, mining on NiceHash is no longer possible without completing your KYC verification.
If you’re encountering rejected speeds or pool connection issues, check your KYC status on the platform. Ensure your verification is complete to resume mining.
More can be read here:
https://www.nicehash.com/blog/post/nicehash-is-relocating-to-switzerland
or here:
https://www.nicehash.com/blog/post/transitioning-to-switzerland-what-you-need-to-know