Chez moi, cela fonctionne, j'avais d'ailleurs oublié les www :
~$ curl -v --ciphers ECDHE-ECDSA-AES128-GCM-SHA256 https://www.eclipse.org | more
* Rebuilt URL to: https://www.eclipse.org/
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0* Trying 198.41.30.198...
* Connected to www.eclipse.org (198.41.30.198) port 443 (#0)
* found 148 certificates in /etc/ssl/certs/ca-certificates.crt
* found 594 certificates in /etc/ssl/certs
* ALPN, offering http/1.1
* SSL connection using TLS1.2 / ECDHE_RSA_AES_256_GCM_SHA384
* server certificate verification OK
* server certificate status verification SKIPPED
* common name: *.eclipse.org (matched)
* server certificate expiration date OK
* server certificate activation date OK
* certificate public key: RSA
* certificate version: #3
* subject: C=CA,ST=Ontario,L=Ottawa,O=Eclipse.org Foundation\, Inc.,OU=IT,CN=*.eclipse.org
* start date: Tue, 17 Jan 2017 00:00:00 GMT
* expire date: Mon, 02 Mar 2020 12:00:00 GMT
* issuer: C=US,O=DigiCert Inc,OU=www.digicert.com,CN=DigiCert SHA2 High Assurance Server CA
* compression: NULL
* ALPN, server did not agree to a protocol
> GET / HTTP/1.1
> Host: www.eclipse.org
> User-Agent: curl/7.47.0
> Accept: */*
>
0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0< HTTP/1.1 200 OK
< Server: nginx
< Date: Sun, 25 Nov 2018 20:51:05 GMT
< Content-Type: text/html
< Transfer-Encoding: chunked
< Connection: keep-alive
< Vary: Accept-Encoding
...