# STEM CTF Cyber Challenge 2019 – Super Secret Hidden Service
* **Category:** Web
* **Points:** 50
Connecting to the website the following message is prompted.
421 Site 220.127.116.11 is not served on this interface
The website is under HTTPS, but the certificate seems invalid. Analyzing the certificate, you will discover that it was created for the host `18.104.22.168.xip.io`.
Connecting to `https://22.214.171.124.xip.io/` will print the flag.