Heroku website has issues

[nitrocode]

https://warm-autumn-58.heroku.com/

I'm getting the "Your connection is not private" issue

Attackers might be trying to steal your information from warm-autumn-58.heroku.com (for example, passwords, messages, or credit cards). Learn more
NET::ERR_CERT_COMMON_NAME_INVALID

[FranklinYu]

I guess it’s converting heroku.com domains to herokuapp.com ones. (Similar to why GitHub pages has a separate top-level domain for user-generated content.) On the new domain, Heroku provides valid certificate.

[beginrescueend]

I'm getting SSL/TLS issues, too.

Now, the main site is giving SSL/TLS issues, as well: https://www.modulecounts.com/