When I was

[812242220]

When I was using a mobile website simulation testing tool, I found that my website cannot be opened using a Samsung phone in Israel, and I also found that my website cannot be opened using a Samsung phone in India and Colombia. May I ask what happened?

[812242220]

[812242220]

When I was using a mobile website simulation testing tool, I found that my website cannot be opened using a Samsung phone in Israel, and I also found that my website cannot be opened using a Samsung phone in India and Colombia. May I ask what happened?

[cscharff]

Community Tip - Fixing Error 520: Web server is returning an unknown error

Error Try the suggestions in this Community Tip to help you fix “Error 520: Web server is returning an unknown error”. Background Error 520 is essentially a catch-all response when something unexpected happens or when the origin server incorrectly interprets or does not tolerate a request due to a protocol violation or an empty response. A 520 error occurs when the connection started on the origin web server, but that the request was not completed. The most common reason why this would occur …