0 votes


when I try to login zoiper pro it shows "Couldn't resolve host name" is there anytone encouter same problem like me ?

in Windows by (120 points)


If you are seeing this error while trying to activate your Pro license, during the activation process, Zoiper tries to establish a https connection with on port 443 TCP (The same IP that you will get by pinging cert.zoiper.com). Make sure that it is not blocked by your firewall or antivirus.

Please log in or register to answer this question.

Ask your questions and receive answers from other members of the Zoiper Community.

Did you check our Help Section?

You are a Zoiper Biz or Premium customer? If so, click HERE to get premium support.
2,438 questions
1,541 answers
137,761 users