While submitting my website to the social bookmarking sites error showing " Invalid URL or block URL show in social bookmarking "
My domain extension is .com . I tried to submit in many sites but the same problem it's not taking even internal links also it's not taking.
But When I participated in other activities like Directory Submission and all working fine.
So what can I do for this my domain is .education can you please suggest me what can I do
for this issue and how can I improve my ranking on SERP.
Thanks in Advance