go test fuzz v1
string("v=spf1 mX:ܳԄЧӞ߃ɤ֭ě۩ϻ˼߷ӷҽѳޜǐ˟͋ϓСޝŃ̆߭˽͚ AܳԄЧӞ߃ޱ۾0")
