Miscellaneous topics that do not fit into specific categories.
Hi Manish,
Sometimes it is an IP block. Did you restart the router once to refresh the IP?
Try to add that particular email address to your "safe sender" list.
Also ensure if you have any software that scans your Email, it is turned off.
I hope this information helps. If you have any more questions, don't hesitate to reach out.
Otherwise, please take a moment to rate the answer. Wishing you good luck!