is it spam?

I keep get an email saying post needs moderation.
when I go to my control panel, moderation,
I get these come up:

http://gxfndwrlaocn.com/ | xhmjil@glemrg.com | 189.61.44.150

Sz2c6x nbxxxmobxcsb, [url=http://qjovkfwhidll.com/]qjovkfwhidll[/url], [link=http://kcwlvxdjtvoy.com/]kcwlvxdjtvoy[/link], http://xycklkdnmmsz.com/

http://lhphnsbqxqwg.com/ | mwluwy@nvjvke.com | 190.10.232.66

of7N9l kcqokzmhgnss, [url=http://zjqwuvolcnqe.com/]zjqwuvolcnqe[/url], [link=http://jnhnecrmbujg.com/]jnhnecrmbujg[/link], http://lrcvwqlofwap.com/

what are these? are they a danger?
thanks