I have a website https://www.safetoconvert.com with multi-language support, so, I have used hreflang tag, but I am doing something wrong.
it's working with all languages except the English language.
- http://hreflang.ninja/check/?url=https://www.safetoconvert.com OK
- http://hreflang.ninja/check/?url=https://www.safetoconvert.com/en Failed
- http://hreflang.ninja/check/?url=https://www.safetoconvert.com/es OK
Please tell me, what I'm doing wrong?