Steeds vaker krijg ik mails terug van de server die ik niet zelf verzonden heb. Hoe kom ik daarvan af?

[anoniem]

This message was created automatically by mail delivery software. A message that you sent could not be delivered to one or more of its recipients. A message that you sent could not be delivered to one or more of its recipients. This is a permanent error. The following address(es) failed: xxxx@xx.xx Domain netuo.com has exceeded the max defers and failures per hour (5/5 (50%)) allowed. Message discarded. xxxx@xxx.xx Domain netuo.com has exceeded the max defers and failures per hour (5/5 (50%)) allowed. Message discarded. xxxx@xxx.xx Domain netuo.com has exceeded the max defers and failures per hour (5/5 (50%)) allowed. Message discarded. xxxx@xxx.xx Domain netuo.com has exceeded the max defers and failures per hour (5/5 (50%)) allowed. Message discarded. xxxx@xxx.xx Domain netuo.com has exceeded the max defers and failures per hour (5/5 (50%)) allowed. Message discarded. (xxxxx@xxx.xx = door mij in gebruik zijnde e-mail adressen)

[Oscar53]

Check je computer op virussen, mogelijk maakt jou computer deel uit van een botnet, https://nl.wikipedia.org/wiki/Botnet doe er zo snel mogelijk wat aan, anders loop je het risico dat je provider je aansluiting zal blokkeren/afsluiten, wegens het massaal versturen van spam-mail