Best antivirus scanner List for system

Best  antivirus scanner  List

itDefender Quick Scan
ESET Online Scanner
F-Secure Online Scanner
Panda ActiveScan
CA Threat Scanner
Windows Live OneCare Safety Scanner
Norton Security Scan
Trend Micro HouseCall
Kaspersky File Scanner
avast! Online Scanner
Virus Total
Jotti Malware Scan
Dr.Web Online Check
VirusChief
VirSCAN