From the backend the site is working properly but through the URL, I am not able to open the site plz check why it's happening looking for the proper solution required with this.
Ash here from the Shopify team. Welcome to the Shopify Community!
I understand you're experiencing some issues accessing the front-end of your site, and I'm eager to help resolve this! After reading your post, I went ahead and clicked on the URL you included to test the site. From my end, I had no trouble loading up and accessing your shop. This is good news, as it means that the issue may be localized to your current session, and in that case we can resolve it with some troubleshooting steps. Here's what I'd like you try please:
After giving those steps a shot, please reply back here to let me know your results. If the issue persists, please also include a screenshot of what you see when trying to access your site in your reply. I hope to see this all cleared up on your end!