El certificado de la web de nic.es me sale caducado.
Edit: Parece que el problema se produce cuando se accede a través de IPv6. Probablemente tienen algo mal configurado.
* Trying [2001:67c:21cc:313::15]:443...
* Connected to www.nic.es (2001:67c:21cc:313::15) port 443 (#0)
* ALPN: offers h2,http/1.1
* (304) (OUT), TLS handshake, Client hello (1):
* CAfile: /etc/ssl/cert.pem
* CApath: none
* (304) (IN), TLS handshake, Server hello (2):
* TLSv1.2 (IN), TLS handshake, Certificate (11):
* TLSv1.2 (OUT), TLS alert, unknown CA (560):
* SSL certificate problem: unable to get local issuer certificate
* Closing connection 0
* TLSv1.2 (IN), TLS handshake, Certificate (11):
* TLSv1.2 (OUT), TLS alert, unknown CA (560):
curl: (60) SSL certificate problem: unable to get local issuer certificate
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.
* Trying 194.69.254.54:443...
* Connected to www.nic.es (194.69.254.54) port 443 (#0)
* ALPN: offers h2,http/1.1
* (304) (OUT), TLS handshake, Client hello (1):
* CAfile: /etc/ssl/cert.pem
* CApath: none
* (304) (IN), TLS handshake, Server hello (2):
* TLSv1.2 (IN), TLS handshake, Certificate (11):
* TLSv1.2 (IN), TLS handshake, Server key exchange (12):
* TLSv1.2 (IN), TLS handshake, Server finished (14):
* TLSv1.2 (OUT), TLS handshake, Client key exchange (16):
* TLSv1.2 (OUT), TLS change cipher, Change cipher spec (1):
* TLSv1.2 (OUT), TLS handshake, Finished (20):
* TLSv1.2 (IN), TLS change cipher, Change cipher spec (1):
* TLSv1.2 (IN), TLS handshake, Finished (20):
* SSL connection using TLSv1.2 / ECDHE-RSA-AES256-GCM-SHA384
* ALPN: server accepted http/1.1
* Server certificate:
* subject: C=ES; ST=Madrid; O=ENTIDAD PUBLICA EMPRESARIAL RED ESMP; CN=nic.es
* start date: Sep 6 00:00:00 2023 GMT
* expire date: Sep 5 23:59:59 2024 GMT
* subjectAltName: host "www.nic.es" matched cert's "www.nic.es"
* issuer: C=NL; O=GEANT Vereniging; CN=GEANT OV RSA CA 4
* SSL certificate verify ok.
* using HTTP/1.1
> HEAD / HTTP/1.1
> Host: www.nic.es
> User-Agent: curl/8.1.2
> Accept: */*
>
< HTTP/1.1 302 Found
HTTP/1.1 302 Found
< Date: Sat, 09 Sep 2023 14:45:08 GMT
Date: Sat, 09 Sep 2023 14:45:08 GMT
< Server: HTTP
Server: HTTP
< Strict-Transport-Security: max-age=15768000; includeSubDomains
Strict-Transport-Security: max-age=15768000; includeSubDomains
< X-Frame-Options: SAMEORIGIN
X-Frame-Options: SAMEORIGIN
< Location: https://www.dominios.es/dominios/
Location: https://www.dominios.es/dominios/
< Content-Type: text/html; charset=iso-8859-1
Content-Type: text/html; charset=iso-8859-1
<
* Connection #0 to host www.nic.es left intact
Edit2: Les he enviado un correo.