Hi @primal looks like the caching server cert expired in August:

$ openssl s_client -connect cache2.primal.net:443 -servername cache2.primal.net </dev/null 2>&1 | grep notAfter
notAfter=Aug 27 19:51:35 2026 GMT
notAfter=Aug 27 19:51:35 2026 GMT


$ curl -vI https://cache2.primal.net/v1
* Uses proxy env variable all_proxy == 'socks5h://127.0.0.1:9050'
* Trying 127.0.0.1:9050...
* Connected to 127.0.0.1 (127.0.0.1) port 9050
* SOCKS5 connect to cache2.primal.net:443 (remotely resolved)
* SOCKS5 request granted.
* Connected to 127.0.0.1 (127.0.0.1) port 9050
* ALPN: curl offers h2,http/1.1
* TLSv1.3 (OUT), TLS handshake, Client hello (1):
* CAfile: /etc/ssl/certs/ca-certificates.crt
* CApath: /etc/ssl/certs
* TLSv1.3 (IN), TLS handshake, Server hello (2):
* TLSv1.3 (IN), TLS handshake, Encrypted Extensions (8):
* TLSv1.3 (IN), TLS handshake, Certificate (11):
* TLSv1.3 (OUT), TLS alert, certificate expired (557):
* SSL certificate problem: certificate has expired
* Closing connection
curl: (60) SSL certificate problem: certificate has expired
More details here: https://curl.se/docs/sslcerts.html

curl failed to verify the legitimacy of the server and therefore could not
establish a secure connection to it. To learn more about this situation and
how to fix it, please visit the web page mentioned above

https://cache2.primal.net/v1Result:
Your connection is not private
Attackers might be trying to steal your information from cache2.primal.net (for example, passwords, messages, or credit cards). Learn more about this warning
net::ERR_CERT_DATE_INVALID