unable to satisfy

[saz59]

sudo ssl-proxy -from 0.0.0.0:443 -to 127.0.0.1:8080 -domain=testhome.com -redirectHTTP
2020/03/31 17:05:28 Assuming -to URL is using http://
2020/03/31 17:05:28 Proxying calls from https://0.0.0.0:443 (SSL/TLS) to http://127.0.0.1:8080
2020/03/31 17:05:28 Domain specified, using LetsEncrypt to autogenerate and serve certs for testhome.com
2020/03/31 17:05:28 Also redirecting https requests on port 80 to https requests on 0.0.0.0:443
2020/03/31 17:06:19 http: TLS handshake error from 192.168.1.64:43046: acme/autocert: unable to satisfy "https://acme-v02.api.letsencrypt.org/acme/authz-v3/3682531274" for domain "testhome.com": no viable challenge type found

[suyashkumar]

Hi there! Were you running this instance of ssl-proxy on a server for where testhome.com DNS records were pointing to? If not, you will not be able to complete the LetsEncrypt challenge to get a certificate for testhome.com.