A link to the page you’re referring to helps the other mods to view it quickly.
We don’t get many spammers beating the anti-spam stuff with the new version of vBulletin, unlike not so long ago and unlike even longer ago when it was vastly worse.
It’s a bit more cunning than the average spam post, but it looks like spam to me.
Here’s your first chance to frighten yourself with your limitless cosmic mod power by banning him.
Click on the Infractions tab on his profile page, then click Give Infraction, then select Spammer and it should be clear from then on.