[ SmokeDetector | MS ] Blacklisted website in answer: is there any way to put notes on pdf in evince? by Austin Lebon on askubuntu.com

Spam? askubuntu.com/a/1015351/158442

[ SmokeDetector | MS ] Bad pattern in URL answer: Use Backblaze online backup with Ubuntu by Joe on askubuntu.com

[ SmokeDetector | MS ] Bad keyword with a link in answer, link at end of answer, potentially bad keyword in answer: The system freezes at the log-in sceen after an OS upgrade by Christine Roebuck on askubuntu.com

[ SmokeDetector | MS ] Bad NS for domain in body, bad keyword in body, blacklisted website in body, link at end of body: Five a moment all appropriate now we by manejance04 on askubuntu.com

[ SmokeDetector | MS ] Bad NS for domain in body, bad keyword in body, blacklisted website in body, link at end of body, potentially bad keyword in body: proteins consume less calories procedure methodology by ikkuuacro on askubuntu.com

[ SmokeDetector | MS ] Bad NS for domain in answer: How to Install apropraite Eclipse on ubuntu 12.04 LTS? by Tushar Soni on askubuntu.com

[ SmokeDetector | MS ] URL-only title, bad keyword in body, bad keyword in title, blacklisted website in body, blacklisted website in title, +2 more: healthcares.com.au/tryvix-cream/ by tryvixau on askubuntu.com

[ SmokeDetector | MS ] Bad keyword in body, bad keyword in title, blacklisted website in body, link at end of body, link following arrow in body, +1 more: Vivrax In describes by ellan2582 on askubuntu.com

what's going on here? I don't understand...