i have just moved my custom domain to zoho, i have setup the system and it appears to be working although email i send via and application are being marked as spam, i have run mxtoolbox smtp check and found the following results, can anyone offer any assistance please?

	SMTP Banner Check	Reverse DNS does not match SMTP Banner	More Info
	SMTP Reverse DNS Mismatch	OK - 165.254.167.XX resolves to mx2.zoho.com
	SMTP Valid Hostname	OK - Reverse DNS is a valid Hostname
	SMTP TLS	OK - Supports TLS.
	SMTP Connection Time	0.844 seconds - Good on Connection time
	SMTP Open Relay	OK - Not an open relay.
	SMTP Transaction Time	3.328 seconds - Good on Transaction Time